WAT / Waters Corporation - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Waters Corporation
US ˙ NYSE ˙ US9418481035

Mga Batayang Estadistika
LEI 5T547R1474YC9HOD8Q74
CIK 1000697
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Waters Corporation
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
September 4, 2025 425

2

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

August 28, 2025 425

2

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

August 21, 2025 425

2

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

August 4, 2025 425

Filed by Waters Corporation

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

August 4, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2025 Waters Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2025 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

August 4, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2025 Waters Corporation

425 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2025 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission F

August 4, 2025 EX-99.1

Waters Corporation (NYSE: WAT) Reports Second Quarter 2025 Financial Results

EX-99.1 Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations – (508) 482-3448 Waters Corporation (NYSE: WAT) Reports Second Quarter 2025 Financial Results Highlights • Sales of $771 million exceeded guidance range; grew 9% as reported and 8% in constant currency • GAAP EPS of $2.47 and non-GAAP EPS of $2.95, above mid-point of guidance range • Instruments grew mid-s

August 4, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXHANGE ACT OF 1934 For the quarterly period ended June 28, 2025 or ☐ TRANSITION REPORT PURSUANT TO

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXHANGE ACT OF 1934 For the quarterly period ended June 28, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from       to       . Commission File Number:

August 4, 2025 425

Waters Corporation Q2 2025 Financial Results | August 4, 2025

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

July 21, 2025 425

Filed by Waters Corporation

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

July 14, 2025 425

Filed by Waters Corporation

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

July 14, 2025 EX-2.1

Separation Agreement, dated as of July 13, 2025, by and among Waters Corporation, Becton, Dickinson and Company and Augusta SpinCo Corporation.

EX-2.1 Exhibit 2.1 SEPARATION AGREEMENT BY AND AMONG BECTON, DICKINSON AND COMPANY, WATERS CORPORATION AND AUGUSTA SPINCO CORPORATION DATED AS OF JULY 13, 2025 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 2 ARTICLE II THE SEPARATION 19 2.1 Transfer of Assets and Assumption of Liabilities 19 2.2 SpinCo Assets; Company Assets 22 2.3 SpinCo Liabilities; Company Liabilities 26 2.4 Approvals and Notifi

July 14, 2025 425

Filed by Waters Corporation

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

July 14, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (date of earliest event reported) July 14, 2025 BECTON, DICKINSON AN

425 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (date of earliest event reported) July 14, 2025 BECTON, DICKINSON AND COMPANY (Exact Name of Registrant as Specified in Its Charter) New Jersey (State or Other Jurisdiction of Incorporation) 001-4802 22-0760120 (Co

July 14, 2025 425

Filed by Waters Corporation

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

July 14, 2025 EX-2.2

Agreement and Plan of Merger, dated as of July 13, 2025, by and among Waters Corporation, Becton, Dickinson and Company, Beta Merger Sub, Inc. and Augusta SpinCo Corporation.

EX-2.2 Exhibit 2.2 EXECUTION VERSION AGREEMENT AND PLAN OF MERGER dated as of July 13, 2025 by and among BECTON, DICKINSON AND COMPANY, AUGUSTA SPINCO CORPORATION, WATERS CORPORATION and BETA MERGER SUB, INC. TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 2 Section 1.1 Definitions 2 Section 1.2 Cross References 22 Section 1.3 Interpretation 25 ARTICLE II THE MERGER 27 Section 2.1 The Merger 27 Secti

July 14, 2025 EX-99.1

Waters and BD’s Biosciences & Diagnostic Solutions Business to Combine, Creating a Life Science and Diagnostics Leader Focused on Regulated, High-Volume Testing

EX-99.1 Exhibit 99.1 Waters and BD’s Biosciences & Diagnostic Solutions Business to Combine, Creating a Life Science and Diagnostics Leader Focused on Regulated, High-Volume Testing • Strong strategic fit that increases presence in multiple high-growth adjacencies and offers immediate commercial impact from Waters’ proven execution model • Doubles Waters’ total addressable market to approximately

July 14, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): July 13, 2025 Waters Corporation (E

425 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): July 13, 2025 Waters Corporation (Exact name of registrant as specified in its charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Number) (I.

July 14, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): July 13, 2025 Waters Corporation (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): July 13, 2025 Waters Corporation (Exact name of registrant as specified in its charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Number) (I.

July 14, 2025 425

Filed by Waters Corporation

Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

July 14, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): July 14, 2025 Waters Corporation (E

425 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): July 14, 2025 Waters Corporation (Exact name of registrant as specified in its charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Number) (I.

July 14, 2025 425

Filed by Waters Corporation

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

July 14, 2025 EX-99.2

Biosciences & Diagnostic Solutions Disclaimer Additional Information and Where to Find It: This communication is not intended to and does not constitute an offer to sell or the solicitation of an materialize, or should underlying assumptions prove in

EX-99.2 Exhibit 99.2 Biosciences & Diagnostic Solutions CREATING A Life Science Tools & Diagnostics Leader Focused on Regulated, High-Volume Testing July 14, 2025 Biosciences & Diagnostic Solutions Disclaimer Additional Information and Where to Find It: This communication is not intended to and does not constitute an offer to sell or the solicitation of an materialize, or should underlying assumpt

July 14, 2025 425

Filed by Waters Corporation

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

July 14, 2025 425

Filed by Waters Corporation

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

July 14, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): July 14, 2025 Waters Corporation (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): July 14, 2025 Waters Corporation (Exact name of registrant as specified in its charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Number) (I.

July 14, 2025 425

2

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

July 14, 2025 425

Filed by Waters Corporation

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

July 14, 2025 425

Filed by Waters Corporation

425 Filed by Waters Corporation Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Waters Corporation Commission File No.

June 24, 2025 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 11-K

11-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 13, 2025 EX-4.1

Waters Corporation Amended and Restated 2009 Employee Stock Purchase Plan

Exhibit 4.1 WATERS CORPORATION AMENDED AND RESTATED 2009 EMPLOYEE STOCK PURCHASE PLAN 1. Purpose and History The purpose of this Plan is to give Employees wishing to do so a convenient means of purchasing Common Stock of the Company through payroll deductions. The Company believes that ownership of Common Stock by Employees will foster greater Employee interest in the Company’s growth and developm

June 13, 2025 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-8 (Form Type) Waters Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Stock Rule 457(c) and Rule 457(h) 750,000 (2) $345.

June 13, 2025 S-8

As filed with the Securities and Exchange Commission on June 13, 2025

S-8 As filed with the Securities and Exchange Commission on June 13, 2025 Registration No.

May 30, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of (Com

SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of (Commission (I.R.S. Employer incorporation) file number) Identification No.) 34 Maple Street, Milford, Massachusetts 01757 (Address of principal execut

May 29, 2025 EX-10.1

Amendment and Restatement Agreement, dated as of May 22, 2025, by and among the Company, Waters Technologies Corporation, TA Instruments – Waters L.L.C., Waters Asia Limited, Environmental Resource Associates, Inc., Wyatt Technology, LLC, the lenders party thereto, the issuing banks party thereto and JPMorgan Chase Bank, N.A., as administrative agent.

Exhibit 10.1 EXECUTION VERSION AMENDMENT AND RESTATEMENT AGREEMENT dated as of May 22, 2025 (this “Agreement”), to the Amended and Restated Credit Agreement dated as of September 17, 2021 (as heretofore amended, the “Existing Credit Agreement”), among WATERS CORPORATION, a Delaware corporation (the “Company”), the LENDERS party hereto, the Issuing Banks party hereto and JPMORGAN CHASE BANK, N.A.,

May 29, 2025 8-K

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 22, 2025 WATERS CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Number) (I.

May 23, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 22, 2025 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Nu

May 6, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXHANGE ACT OF 1934 For the quarterly period ended March 29, 2025 or ☐ TRANSITION REPORT PURSUANT T

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXHANGE ACT OF 1934 For the quarterly period ended March 29, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from       to       . Commission File Number: 001-14010 Waters

May 6, 2025 EX-10.4

Employee Form of Stock Option Award Agreement under the Waters Corporation 2020 Equity Incentive Plan. +

Exhibit 10.4 Name of Participant: Number of Shares of Stock subject to the Stock Option: Exercise Price Per Share: Date of Grant: WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN GLOBAL STOCK OPTION AWARD AGREEMENT This agreement (this “Agreement”) including any appendix hereto containing country-specific terms and conditions (each an “Appendix”, and collectively the “Appendices”) evidences a stock o

May 6, 2025 EX-99.1

Waters Corporation (NYSE: WAT) Reports First Quarter 2025 Financial Results

Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations – (508) 482-2429 Waters Corporation (NYSE: WAT) Reports First Quarter 2025 Financial Results Highlights • Strong start to the year as first quarter 2025 sales of $662 million landed at the high-end of guidance range; grew 4% as reported and 7% in constant currency • Results led by instrument growth of 11% in const

May 6, 2025 EX-10.1

Employee (Non-CEO) Form of Performance Stock Unit Award Agreement under the Waters Corporation 2020 Equity Incentive Plan. +

Exhibit 10.1 Name of Participant: Target Number of PSUs: Date of Grant: WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN GLOBAL PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT This agreement (this “Agreement”) including any appendix hereto containing country-specific terms and conditions (each an “Appendix,” and collectively the “Appendices”) evidences performance-based Restricted Stock Units

May 6, 2025 EX-10.2

CEO Form of Performance Stock Unit Award Agreement under the Waters Corporation 2020 Equity Incentive Plan

Exhibit 10.2 Name of Participant: Target Number of PSUs: Date of Grant: WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN GLOBAL PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT This agreement (this “Agreement”) including any appendix hereto containing country-specific terms and conditions (each an “Appendix,” and collectively the “Appendices”) evidences performance-based Restricted Stock Units

May 6, 2025 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 6, 2025 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Num

May 6, 2025 EX-10.3

Employee Form of Restricted Stock Unit Award Agreement under the Waters Corporation 2020 Equity Incentive Plan. +

Exhibit 10.3 Name of Participant: Number of Restricted Stock Units: Date of Grant: WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN GLOBAL RESTRICTED STOCK UNIT AWARD AGREEMENT This agreement (this “Agreement”) including the appendices hereto containing general terms and conditions for Participants outside the United States and country-specific terms and conditions (each an “Appendix,” and collective

May 6, 2025 EX-10.5

Employment Offer Letter, dated May 28, 2024, between Waters Corporation and Robert Carpio. +

Exhibit 10.5 May 28, 2024 Robert Carpio [***] Dear Robert, On behalf of Waters Technologies Corporation (the “Company”), I am pleased to extend this offer of employment to you. This letter (the “Agreement”) confirms the terms and conditions of your employment with the Company and supersedes all prior agreements and understandings between the parties with respect to the subject matter hereof, and s

April 9, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

April 9, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14

February 25, 2025 EX-10.39

Employment Offer Letter, dated February 8, 2021, between Waters Corporation and Jianqing Bennett.*

Exhibit 10.39 February 8, 2021 Ms. Jianqing Bennett [***] Dear Jianqing: This letter (the “Agreement”) confirms the terms and conditions of your employment with Waters Corporation (the “Company”). 1. Position and Duties. (a) Effective as of April 5, 2021 (the “Start Date”), you will be employed by the Company, on a full-time basis, as its Senior Advisor and report to the President and Chief Execut

February 25, 2025 EX-21.1

Subsidiaries of Waters Corporation.

Exhibit 21.1 Waters Corporation and Subsidiaries As of December 31, 2024 Waters Corporation (Delaware) Waters Technologies Corporation (Delaware) Andrew Alliance SA (Switzerland) Andrew Alliance SASU (France) Environmental Resource Associates, Inc. (Colorado) Integrated Software Solutions Pty Limited (Australia) Integrated Software Solutions Limited (UK) Integrated Software Solutions USA, LLC (Uta

February 25, 2025 EX-19.1

Waters Corporation Insider Trading Policy.

Exhibit 19.1 WATERS CORPORATION INSIDER TRADING POLICY This Insider Trading Policy (the “Policy”) provides guidelines with respect to transactions in the securities of Waters Corporation (“Waters” or the “Company”) and the handling of confidential information about the Company and the companies with which the Company does business. While you are in possession of material, non-public information ab

February 25, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SE

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-14010 Waters Corporation (Exact name of registr

February 12, 2025 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 12, 2025 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission Fi

February 12, 2025 EX-99.1

Waters Corporation (NYSE: WAT) Reports Fourth Quarter and Full-Year 2024 Financial Results

EX-99.1 Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations – (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Fourth Quarter and Full-Year 2024 Financial Results Highlights Fourth Quarter 2024 • Sales of $873 million exceeded high-end of guidance range, grew 6% as reported and 8% in constant currency • Instruments grew 8% and recurring revenue grew 9% in cons

January 13, 2025 EX-99.1

Forward-Looking Statements & Non-GAAP Financial Measures This presentation contains forward-looking statements regarding future results and events, including financial and operational guidance and projected estimates. For this purpose, any statements

Exhibit 99.1 J.P. Morgan 43rd Annual Healthcare Conference Udit Batra, Ph.D. President & CEO January 13, 2025 Forward-Looking Statements & Non-GAAP Financial Measures This presentation contains forward-looking statements regarding future results and events, including financial and operational guidance and projected estimates. For this purpose, any statements that are not statements of historical f

January 13, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 13, 2025 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

November 12, 2024 SC 13G/A

WAT / Waters Corporation / MASSACHUSETTS FINANCIAL SERVICES CO /MA/ - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* WATERS CORPORATION (Name of Issuer) Common Stock (Title of Class of Securities) 941848103 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to

November 1, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 28, 2024 or ☐ TRANSITION REPORT PURSU

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 28, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from       to       . Commission File Nu

November 1, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 1, 2024 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

November 1, 2024 EX-99.1

Waters Corporation (NYSE: WAT) Reports Third Quarter 2024 Financial Results

Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations – (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Third Quarter 2024 Financial Results Highlights • Sales of $740 million exceeded guidance, grew 4% as reported and 4% in constant currency • Instruments returned to growth; recurring revenue grew high single-digits in constant currency • All reported regions

November 1, 2024 8-K/A

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 13, 2024 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission Fil

August 14, 2024 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 13, 2024 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File

August 14, 2024 EX-99.1

Waters Corporation Appoints Heather Knight to Board of Directors

Exhibit 99.1 FOR IMMEDIATE RELEASE Waters Corporation Appoints Heather Knight to Board of Directors MILFORD, Mass., August 14, 2024 – Waters Corporation (NYSE:WAT) today announced the appointment of Heather Knight to its Board of Directors effective August 14, 2024. Ms. Knight currently serves as Executive Vice President and Group President, Medical Products and Therapies at Baxter International.

July 31, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 31, 2024 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Nu

July 31, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 29, 2024 or ☐ TRANSITION REPORT PURSUANT T

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 29, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010 Wa

July 31, 2024 EX-10.2

Employment Offer Letter, dated May 28, 2024, between Waters Corporation and Robert Carpio (Incorporated by reference to Exhibit 10.2 to the Registrant’s Report on Form 10-Q dated July 31, 2024 (File No. 001-14010)).*

Exhibit 10.2 May 28, 2024 Robert Carpio 5990 Whitestone Lane Suwanee, GA 30024 Dear Robert, On behalf of Waters Technologies Corporation (the “Company”), I am pleased to extend this offer of employment to you. This letter (the “Agreement”) confirms the terms and conditions of your employment with the Company and supersedes all prior agreements and understandings between the parties with respect to

July 31, 2024 EX-99.1

Waters Corporation (NYSE: WAT) Reports Second Quarter 2024 Financial Results

Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations – (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Second Quarter 2024 Financial Results Highlights • Sales of $709 million exceeded guidance on a reported basis, declined 4% as reported and 4% in organic constant currency • GAAP EPS of $2.40; earnings exceeded guidance with non-GAAP EPS of $2.63, led by stro

July 31, 2024 EX-3.1

Certificate of Amendment of Second Amended and Restated Certificate of Incorporation of Waters Corporation.

Exhibit 3.1 CERTIFICATE OF AMENDMENT OF SECOND AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF WATERS CORPORATION WATERS CORPORATION, a corporation organized and existing under the laws of the State of Delaware (the “Corporation”), does hereby certify, pursuant to Section 242 of the General Corporation Law of the State of Delaware, that: FIRST: The name of the Corporation is Waters Corporatio

July 18, 2024 EX-10.1

Master Note Facility Agreement, dated as of July 12, 2024, by and among Waters Corporation, NYL Investors LLC.

Exhibit 10.1 Execution Version WATERS CORPORATION $200,000,000 MASTER NOTE FACILITY July 12, 2024 TABLE OF CONTENTS SECTION 1. AUTHORIZATION OF NOTES 1 SECTION 2. SALE AND PURCHASE OF NOTES 2 Section 2.1. Sale and Purchase of Shelf Notes 2 Section 2.2. Guaranty 5 SECTION 3. CLOSINGS 5 Section 3.1. Facility Closing 5 Section 3.2. Rescheduled Facility Closings 5 SECTION 4. CONDITIONS TO EACH CLOSING

July 18, 2024 8-K

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): July 12, 2024 WATERS CORPORATION (Exact name of registrant as specified in its charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Number) (I.

June 20, 2024 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 11-K ☒ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from       to      Commission File Number: 01-14010 A. Full title of the plan a

May 28, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 01-14010 (State or other jurisdiction (Commission of inco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 01-14010 (State or other jurisdiction (Commission of incorporation) file number) 34 Maple Street, Milford, Massachusetts 01757 (Address of principal executive offices) (Zip code) Keeley A. Aleman 508-478-200

May 24, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 23, 2024 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Nu

May 7, 2024 EX-99.1

Waters Corporation (NYSE: WAT) Reports First Quarter 2024 Financial Results

Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations – (508) 482-2429 Waters Corporation (NYSE: WAT) Reports First Quarter 2024 Financial Results Highlights • Sales of $637 million at the high-end of guidance, declined 7% as reported and 9% in organic constant currency • GAAP EPS of $1.72; earnings well above guidance, with non-GAAP EPS of $2.21 • Operational excell

May 7, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 7, 2024 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Numb

May 7, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 30, 2024 or ☐ TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from       to       . Commission File Number

April 12, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

April 12, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

March 27, 2024 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitte

February 27, 2024 EX-3.5

Amended and Restated Bylaws of Waters Corporation, dated as of February 23, 2024.

Exhibit 3.5 Amended and Restated Bylaws Of Waters Corporation ARTICLE I Stockholders SECTION 1. Annual Meeting. The annual meeting of the stockholders of the Corporation shall be held on such date, at such time and at such place within or without the State of Delaware as may be designated by the Board of Directors, for the purpose of electing Directors and for the transaction of such other busines

February 27, 2024 EX-97

Waters Corporation Mandatory Clawback Policy (Incorporated by reference to Exhibit 97 to the Registrant’s Report on Form 10-K dated February 27, 2024 (File No. 001-14010)).*

Exhibit 97 WATERS CORPORATION MANDATORY CLAWBACK POLICY PURPOSE Waters Corporation, a Delaware corporation (the “Company”), believes that it is in the best interests of the Company and its shareholders to create and maintain a culture that emphasizes integrity and accountability and that reinforces the Company’s pay-for-performance compensation philosophy.

February 27, 2024 EX-21.1

Subsidiaries of Waters Corporation.

Exhibit 21.1 Waters Corporation and Subsidiaries 12/31/2023 Waters Corporation (Delaware) Waters Technologies Corporation (Delaware) Andrew Alliance SA (Switzerland) Andrew Alliance SASU (France) Environmental Resource Associates, Inc. (Colorado) Integrated Software Solutions Pty Limited Integrated Software Solutions Limited (UK) Integrated Software Solutions USA, LLC TA Instruments-Waters LLC (De

February 27, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d)   OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d)   OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)   OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 01-14010 Waters Corporation (Exact name of regi

February 13, 2024 SC 13G/A

WAT / Waters Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv02259-waterscorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 14)* Name of issuer: Waters Corp Title of Class of Securities: Common Stock CUSIP Number: 941848103 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule p

February 9, 2024 SC 13G

WAT / Waters Corporation / MASSACHUSETTS FINANCIAL SERVICES CO /MA/ - SEC SCHEDULE 13G Passive Investment

SC 13G 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* WATERS CORPORATION (Name of Issuer) Common Stock (Title of Class of Securities) 941848103 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desi

February 6, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 6, 2024 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

February 6, 2024 EX-99.1

Waters Corporation (NYSE: WAT) Reports Fourth Quarter and Full-Year 2023 Financial Results

Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations – (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Fourth Quarter and Full-Year 2023 Financial Results Highlights Fourth Quarter 2023 • Sales of $819 million declined 4.5% as reported and 8% in organic constant currency, in line with guidance • Operational excellence drove gross margin expansion of 170 basis

January 9, 2024 EX-99.1

Cautionary Statements This presentation contains forward-looking statements regarding future results and events, including financial and operational guidance and projected estimates. For this purpose, any statements that are not statements of histori

Exhibit 99.1 J.P. Morgan 42nd Annual Healthcare Conference Udit Batra, Ph.D. President & CEO January 8, 2024 Cautionary Statements This presentation contains forward-looking statements regarding future results and events, including financial and operational guidance and projected estimates. For this purpose, any statements that are not statements of historical fact may be deemed forward-looking st

January 9, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 8, 2024 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

November 7, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 7, 2023 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

November 7, 2023 EX-99.1

Waters Corporation (NYSE: WAT) Reports Third Quarter 2023 Financial Results

Exhibit 99.1 For Immediate Release Contact:  Caspar Tudor, Head of Investor Relations – (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Third Quarter 2023 Financial Results Highlights • Sales of $712 million grew less than 1% as reported and declined 4% in organic constant currency • Low single-digit organic constant currency growth outside of China, led by mid-single-digit pharma growth • W

November 7, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSU

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-140

October 24, 2023 EX-99.1

Waters Corporation Announces Business Unit Leadership Transition Jonathan Pratt to Step Down to Pursue an External Opportunity Christos Ross Named Interim Senior Vice President of the Waters Division

Exhibit 99.1 FOR IMMEDIATE RELEASE Waters Corporation Announces Business Unit Leadership Transition Jonathan Pratt to Step Down to Pursue an External Opportunity Christos Ross Named Interim Senior Vice President of the Waters Division MILFORD, Mass., October 24, 2023 — Waters Corporation (NYSE:WAT) today announced that Jonathan (“Jon”) Pratt has decided to step down from his role as Senior Vice Pr

October 24, 2023 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 18, 2023 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

August 2, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 1, 2023 or ☐ TRANSITION REPORT PURSUANT TO

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 1, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010 Wat

August 2, 2023 EX-99.1

Waters Corporation (NYSE: WAT) Reports Second Quarter 2023 Financial Results

EX-99.1 Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations – (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Second Quarter 2023 Financial Results Highlights • Sales of $741 million grew 4% as reported and 3% in organic constant currency • Strength led by double-digit growth in Industrial and Academic & Government • Operational excellence added 230 basis poi

August 2, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 2, 2023 Waters Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 2, 2023 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File N

June 21, 2023 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 11-K

11-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 31, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 01-14010 (State or other jurisdiction (Commission of inco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 01-14010 (State or other jurisdiction (Commission of incorporation) file number) 34 Maple Street, Milford, Massachusetts 01757 (Address of principal executive offices) (Zip code) Keeley A. Aleman 508-478-200

May 24, 2023 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 23, 2023 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Nu

May 16, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 16, 2023 WATERS CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Nu

May 16, 2023 EX-99.1

Waters Corporation Completes Acquisition of Light Scattering Leader Wyatt Technology

EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE Waters Corporation Completes Acquisition of Light Scattering Leader Wyatt Technology Milford, MA., May 16, 2023 – Waters™ Corporation (NYSE:WAT) today announced it has completed its acquisition of Wyatt Technology, a pioneer and well-recognized leader in innovative light scattering and field-flow fractionation instruments, software, accessories, and servi

May 11, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 11, 2023 WATERS CORPORATION (Exact name of registrant as specified in its charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Number) (I.

May 11, 2023 EX-10.1

Multi-Currency Note Purchase and Private Shelf Agreement, dated as of May 11, 2023, between Waters Corporation, PGIM, Inc. and each of the purchasers listed on Schedules A-1 and A-2 attached thereto (Incorporated by reference to the Registrant’s Report on Form 8-K dated May 11, 2023 (File No. 001-14010)).

EX-10.1 Exhibit 10.1 Execution Version WATERS CORPORATION $400,000,000 (OR THE EQUIVALENT IN APPLICABLE CURRENCIES) PRIVATE SHELF FACILITY, INCLUDING $50,000,000 4.91% SENIOR GUARANTEED NOTES, SERIES P, DUE MAY 11, 2028 $50,000,000 4.91% SENIOR GUARANTEED NOTES, SERIES Q, DUE MAY 11, 2030 MULTI-CURRENCY NOTE PURCHASE AND PRIVATE SHELF AGREEMENT May 11, 2023 TABLE OF CONTENTS SECTION 1. AUTHORIZATI

May 9, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 9, 2023 Waters Corporation (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 9, 2023 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Numb

May 9, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 1, 2023 or ☐ TRANSITION REPORT PURSUANT T

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 1, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010 Wa

May 9, 2023 EX-99.1

Waters Corporation (NYSE: WAT) Reports First Quarter 2023 Financial Results

EX-99.1 Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations – (508) 482-2429 Waters Corporation (NYSE: WAT) Reports First Quarter 2023 Financial Results Highlights • First quarter sales of $685 million declined 1% as reported and grew 3% in constant currency • Growth in broader Asia and Europe offset by weakness in China and the U.S. • Instrument revenues declined

April 13, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 13, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitte

March 28, 2023 EX-99.1

Waters Corporation Appoints Richard Fearon to Board of Directors

EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE Waters Corporation Appoints Richard Fearon to Board of Directors MILFORD, Mass. – March 28, 2023 – Waters™ Corporation (NYSE:WAT) today announced the appointment of Richard Fearon to its Board of Directors, effective March 27, 2023. Mr. Fearon is the former Vice Chairman and Chief Financial and Planning Officer of Eaton Corporation, a multinational power

March 28, 2023 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 27, 2023 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File N

March 7, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 3, 2023 WATERS CORPORATION (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 3, 2023 WATERS CORPORATION (Exact name of registrant as specified in its charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Number) (I.

March 7, 2023 EX-10.1

Amendment and Incremental Commitment Agreement, dated as of March 3, 2023, by and among the Company, Waters Technologies Corporation, TA Instruments - Waters L.L.C., Waters Asia Limited, Environmental Resource Associates, Inc., the lenders party thereto, the issuing banks party thereto and JPMorgan Chase Bank, N.A., as administrative agent (Incorporated by reference to the Registrant’s Report on Form 8-K dated March 7, 2023 (File No. 001-14010)).

EX-10.1 Exhibit 10.1 EXECUTION VERSION AMENDMENT AND INCREMENTAL COMMITMENT AGREEMENT dated as of March 3, 2023 (this “Agreement”), to the Amended and Restated Credit Agreement dated as of September 17, 2021 (the “Existing Credit Agreement”), among WATERS CORPORATION, a Delaware corporation (the “Company”), the LENDERS party hereto, the Issuing Banks party hereto and JPMORGAN CHASE BANK, N.A., as

February 27, 2023 EX-21.1

Subsidiaries of Waters Corporation.

EX-21.1 Exhibit 21.1 Waters Corporation and Subsidiaries 12/31/2022 Waters Corporation (Delaware) Waters Technologies Corporation (Delaware) Andrew Alliance SA (Switzerland) Andrew Alliance SASU (France) Environmental Resource Associates, Inc. (Colorado) Integrated Software Solutions Pty Limited Integrated Software Solutions Limited (UK) Integrated Software Solutions USA, LLC TA Instruments-Waters

February 27, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 or ☐ TRANSITION REPORT PURSUANT TO SE

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 01-14010 Waters Corporation (Exact name of registra

February 15, 2023 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 14, 2023 WATERS CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission Fi

February 15, 2023 EX-99.2

Waters Corporation to Acquire Wyatt Technology, Light Scattering Instrument and Software Leader

Exhibit 99.2 NOT FOR IMMEDIATE RELEASE Waters Corporation to Acquire Wyatt Technology, Light Scattering Instrument and Software Leader News Summary: • Accelerates next phase of Waters’ strategy for growth and value creation through increased exposure in attractive, high-growth adjacent markets. • Wyatt Technology is a rapidly growing leader in light scattering technology and advanced software solu

February 15, 2023 EX-2.1

Share Purchase Agreement, dated as of February 14, 2023, by and among Wyatt Technology Corporation, Waters Technologies Corporation, the shareholders named therein and Geofrey Wyatt in his capacity as representative of the shareholders (Incorporated by reference to the Registrant’s Report on Form 8-K dated February 15, 2023 (File No. 001-14010)).

Exhibit 2.1 SHARE PURCHASE AGREEMENT BY AND AMONG WYATT TECHNOLOGY CORPORATION, THE SHAREHOLDERS OF WYATT TECHNOLOGY CORPORATION, GEOFREY WYATT, AS REPRESENTATIVE, AND WATERS TECHNOLOGIES CORPORATION February 14, 2023 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 1 1.1 Definitions 1 1.2 Other Definition Provisions 16 ARTICLE II PURCHASE AND SALE OF THE TRANSFERRED INTERESTS 17 2.1 Purchase and Sale

February 15, 2023 EX-99.1

Waters Corporation (NYSE: WAT) Reports Fourth Quarter And Full-Year 2022 Financial Results

Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations – (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Fourth Quarter And Full-Year 2022 Financial Results Highlights • Fourth quarter sales of $859 million grew 3% as reported and 9% in constant currency • Quarter led by double-digit instrument sales growth. Overall, Industrial grew mid-teens, while growth in al

February 9, 2023 SC 13G/A

WAT / Waters Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv02227-waterscorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 13)* Name of issuer: Waters Corp. Title of Class of Securities: Common Stock CUSIP Number: 941848103 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule

January 9, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 9, 2023 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

January 9, 2023 EX-99.1

J.P. Morgan 41st Annual Healthcare Conference Udit Batra, Ph.D. President & CEO January 9, 2023

EX-99.1 2 d422078dex991.htm EX-99.1 Exhibit 99.1 J.P. Morgan 41st Annual Healthcare Conference Udit Batra, Ph.D. President & CEO January 9, 2023 Cautionary Statements This For this presentation purpose, any contains statements forward that -looking are not statements statements regarding of historical future fact results may be and deemed events, forward including -looking financial statements and

December 14, 2022 8-K/A

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 22, 2022 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission F

November 23, 2022 EX-99.1

Waters Corporation Appoints Dan Brennan and Mark Vergnano to Board of Directors

EX-99.1 Exhibit 99.1 Waters Corporation Appoints Dan Brennan and Mark Vergnano to Board of Directors MILFORD, Mass.—November 23, 2022— Waters Corporation (NYSE:WAT) today announced the appointment of Dan Brennan and Mark Vergnano, to its Board of Directors, effective November 23, 2022. Mr. Brennan currently serves as Executive Vice President and Chief Financial Officer of Boston Scientific Corpora

November 23, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 22, 2022 Waters Corporat

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 22, 2022 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission Fil

November 3, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 1, 2022 or ☐ TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 1, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010

November 1, 2022 EX-99.1

Waters Corporation (NYSE: WAT) Reports Third Quarter 2022 Financial Results

Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations ? (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Third Quarter 2022 Financial Results Highlights ? Sales of $709 million grew 7% as reported and 15% in constant currency ? Instrument sales grew 21% in constant currency, with strong growth across LC, MS, and TA product lines ? Industrial grew 22% in constant

November 1, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 1, 2022 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

August 4, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 2, 2022 or ☐ TRANSITION REPORT PURSUANT TO

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 2, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010 Wat

August 2, 2022 EX-99.1

Waters Corporation (NYSE: WAT) Reports Second Quarter 2022 Financial Results

Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Head of Investor Relations ? (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Second Quarter 2022 Financial Results Highlights ? Sales of $714 million grew 5% as reported and 10% in constant currency ? Continued strong momentum as instrument sales grew 12% in constant currency, with double-digit growth across LC, MS and TA product line

August 2, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 28, 2022 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Nu

June 22, 2022 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 11-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 11-K ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 Or ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 01-14010 A. Full title of the

May 31, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 01-14010 (State or other jurisdiction of incorporation) (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 01-14010 (State or other jurisdiction of incorporation) (Commission file number) 34 Maple Street, Milford, Massachusetts 01757 (Address of principal executive offices) (Zip code) Keeley A. Aleman 508-478-200

May 25, 2022 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 24, 2022 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Num

May 19, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 19 , 2022 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Nu

May 19, 2022 EX-99.1

2022 Analyst & Investor Day May 19, 2022 watersTM

EXHIBIT 99.1 2022 Analyst & Investor Day May 19, 2022 watersTM Caspar Tudor Head of Investor Relations watersTM waters watersTM Cautionary Statements This estimates. presentation For this contains purpose, forward-looking any statements statements that are not regarding statements future of historical results and fact events, may be including deemed financial forward-looking and operational statem

May 5, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 2, 2022 or ☐ TRANSITION REPORT PURSUANT T

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 2, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010 Waters Corporation (

May 3, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 3, 2022 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Numb

May 3, 2022 EX-99.1

Waters Corporation (NYSE: WAT) Reports First Quarter 2022 Financial Results

Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Director, Investor Relations ? (508) 482-2429 Waters Corporation (NYSE: WAT) Reports First Quarter 2022 Financial Results Highlights ? Sales of $691 million grew 13% as reported and 16% in constant currency ? Transformation on track with strong commercial momentum, operational performance, and innovation ? Instrument sales grew 26% in const

April 14, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitte

April 14, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of

April 1, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 30, 2022 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File N

February 24, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 or ☐ TRANSITION REPORT PURSUANT TO SE

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 01-14010 Waters Corporation (Exact name of registra

February 24, 2022 EX-21.1

Subsidiaries of Waters Corporation.

Exhibit 21.1 Waters Corporation and Subsidiaries 12/31/2021 Waters Corporation (Delaware) Waters Technologies Corporation (Delaware) Andrew Alliance SA (Switzerland) Andrew Alliance SASU (France) Environmental Resource Associates, Inc. (Colorado) Integrated Software Solutions Pty Limited Integrated Software Solutions Limited (UK) Integrated Software Solutions USA, LLC TA Instruments-Waters LLC (De

February 10, 2022 SC 13G/A

WAT / Waters Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 12)* Name of issuer: Waters Corp. Title of Class of Securities: Common Stock CUSIP Number: 941848103 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule

February 2, 2022 SC 13G/A

WAT / Waters Corporation / MASSACHUSETTS FINANCIAL SERVICES CO /MA/ - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 15 )* WATERS CORPORATION (Name of Issuer) Common Stock (Title of Class of Securities) 941848103 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Sc

February 1, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 1, 2022 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

February 1, 2022 EX-99.1

Waters Corporation (NYSE: WAT) Reports Fourth Quarter and Full-Year 2021 Financial Results

Exhibit 99.1 For Immediate Release Contact: Caspar Tudor, Director, Investor Relations ? (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Fourth Quarter and Full-Year 2021 Financial Results ? Fourth quarter sales of $836 million grew 8% in constant currency, 6% as reported ? Quarter led by double-digit instrument sales growth, with momentum increasing on a two year stacked basis into year-end

January 10, 2022 EX-99.1

This presentation contains forward-looking statements regarding future results and events. For this purpose, any statements that are not statements of historical fact may be deemed forward-looking statements. Words such as “may,” “will,” “expect,” “p

Udit Batra, Ph.D. President & CEO January 10, 2022 J.P. Morgan 40th Annual Healthcare Conference Exhibit 99.1 This presentation contains forward-looking statements regarding future results and events. For this purpose, any statements that are not statements of historical fact may be deemed forward-looking statements. Words such as ?may,? ?will,? ?expect,? ?plan,? ?anticipate,? ?estimate,? ?intend?

January 10, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 10, 2022 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

November 4, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 2, 2021 or ☐ TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 2, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010

November 2, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 2, 2021 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

November 2, 2021 EX-99.1

Waters Corporation (NYSE: WAT) Reports Third Quarter 2021 Financial Results

Exhibit 99.1 For Immediate Release Contact: John Lynch, Vice President, Treasurer ? (508) 482-2314 Caspar Tudor, Manager, Investor Relations ? (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Third Quarter 2021 Financial Results ? Sales of $659 million grew 11% as reported and in constant currency ? GAAP EPS of $2.60; non-GAAP EPS of $2.66, a 23% increase from prior year ? Growth led by stron

October 6, 2021 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 1, 2021 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File

October 6, 2021 EX-99.1

Waters Corporation Appoints John M. Ballbach to Board of Directors Dr. Michael J. Berendt to Retire from Waters Board

Exhibit 99.1 Waters Corporation Appoints John M. Ballbach to Board of Directors Dr. Michael J. Berendt to Retire from Waters Board MILFORD, Mass. ? October 6, 2021 Waters Corporation (NYSE:WAT) today announced the appointment of John M. Ballbach to its Board of Directors, effective October 5, 2021. Mr. Ballbach currently serves on the Board of RPM International, Inc., a leader in specialty coating

September 20, 2021 EX-10.1

Amendment and Restatement Agreement to the Credit Agreement, dated as of September 17, 2021, by and among the lenders and issuing banks party thereto and JPMorgan Chase Bank, N.A., as administrative agent (Incorporated by reference to the Registrant’s Report on Form 8-K dated September 20, 2021 (File No. 001-14010)).

Exhibit 10.1 EXECUTION VERSION AMENDMENT AND RESTATEMENT AGREEMENT dated as of September 17, 2021 (this ?Agreement?), to the Credit Agreement dated as of November 30, 2017 (as heretofore amended, the ?Existing Credit Agreement?), among WATERS CORPORATION, a Delaware corporation (the ?Company?), the LENDERS party hereto, the Issuing Banks party hereto and JPMORGAN CHASE BANK, N.A., as Administrativ

September 20, 2021 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): September 17, 2021 WATERS CORPORATION (Exact name of registrant as specified in its charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Number) (I.

August 5, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 3, 2021 or ☐ TRANSITION REPORT PURSUANT TO

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 3, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010 Wat

August 3, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 3, 2021 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File N

August 3, 2021 EX-99.1

Waters Corporation (NYSE: WAT) Reports Second Quarter 2021 Financial Results

Exhibit 99.1 For Immediate Release Contact: John Lynch, Vice President, Treasurer ? (508) 482-2314 Caspar Tudor, Manager, Investor Relations ? (508) 482-2429 Waters Corporation (NYSE: WAT) Reports Second Quarter 2021 Financial Results ? Sales of $682 million grew 31% as reported and 27% in constant currency ? GAAP EPS of $2.69; non-GAAP EPS of $2.60, a 24% increase from prior year ? Broad-based co

June 24, 2021 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 23, 2021 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File Nu

June 24, 2021 EX-99.1

Waters Corporation Appoints Wei Jiang to Board of Directors

Exhibit 99.1 FOR IMMEDIATE RELEASE Waters Corporation Appoints Wei Jiang to Board of Directors MILFORD, Mass ? June 24, 2021 ? Waters Corporation (NYSE: WAT) today announced the appointment of Wei Jiang to its Board of Directors, effective July 14, 2021. Mr. Jiang currently serves as Executive Vice President and President, Bayer Pharmaceuticals Region China & APAC and President, Bayer Group Greate

June 22, 2021 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 11-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 11-K ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 Or ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 01-14010 A. Full title of the

May 26, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 34 Maple Street, Milford, Massachusetts 01757 (Address of princip

May 12, 2021 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 11, 2021 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Num

May 6, 2021 EX-10.2

Employment Offer Letter, dated April 16, 2021, between Waters Corporation and Amol Chaubal (Incorporated by reference to the Registrant’s Report on Form 10-Q dated May 6, 2021 (File No. 001-14010)).*

Exhibit 10.2 April 16, 2021 Mr. Amol Chaubal 22 Overlook Road Hopkinton, MA 01748 Dear Amol: This letter (the ?Agreement?) confirms the terms and conditions of your employment with Waters Corporation (the ?Company?). 1. Position and Duties. (a) Effective as of May 12, 2021 (the ?Start Date?), you will be employed by the Company, on a full-time basis, as its Senior Vice President and Chief Financia

May 6, 2021 EX-10.3

Change of Control and Severance Agreement, dated April 16, 2021, between Waters Corporation and Amol Chaubal (Incorporated by reference to the Registrant’s Report on Form 10-Q dated May 6, 2021 (File No. 001-14010)).*

Exhibit 10.3 CHANGE OF CONTROL/SEVERANCE AGREEMENT This CHANGE OF CONTROL/SEVERANCE AGREEMENT (this ?Agreement?), dated as of April 16, 2021, is made by and between Waters Corporation (together with all subsidiaries or affiliates hereinafter referred to as the ?Company?) and Amol Chaubal (the ?Executive?). WHEREAS, the Executive has been hired as Senior Vice President and Chief Financial Officer o

May 6, 2021 EX-10.4

Transition and Consulting Agreement, dated April 16, 2021, between Waters Corporation and Michael C. Harrington.

Exhibit 10.4 April 16, 2021 VIA EMAIL Mr. Michael C. Harrington [email protected] Dear Michael: This letter agreement (this ?Agreement?) confirms the terms of the remainder of your employment with Waters Corporation (the ?Company?) and your engagement as a consultant by the Company, as follows: 1. Transition Period. (a) Transition. Subject to earlier termination as provided herein, from

May 6, 2021 EX-10.6

Letter Agreement, dated April 18, 2021, between Waters Corporation and Jonathan M. Pratt.

Exhibit 10.6 April 16, 2021 Jonathan M. Pratt 2544 Royal Palm Way Weston, FL 33327-1505 Dear Jon: We are pleased to formally offer you the position, initially of Senior Vice President, Waters Division of Waters Corporation (?Waters? or the ?Company?), effective May 1, 2021. In this position you will report to Udit Batra, President and Chief Executive Officer. You understand that your title may cha

May 6, 2021 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 3, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010 Wa

May 6, 2021 EX-10.5

Transition and Consulting Agreement, dated April 19, 2021, between Waters Corporation and Ian S. King.

Exhibit 10.5 April 16, 2021 VIA EMAIL Mr. Ian S. King [email protected] Dear Ian: This letter agreement (this ?Agreement?) confirms the terms of the remainder of your employment with Waters Corporation (the ?Company?) and your engagement as a consultant by the Company, as follows: 1. Transition Period. (a) Transition. Subject to earlier termination as provided herein, from the date hereof through

May 5, 2021 EX-99.1

Waters Corporation (NYSE: WAT) Reports First Quarter 2021 Financial Results

Exhibit 99.1 For Immediate Release Contact: Bryan Brokmeier, CFA, Senior Director, Investor Relations, 508-482-3448 Waters Corporation (NYSE: WAT) Reports First Quarter 2021 Financial Results ? Sales of $609 million grew 31% as reported and 27% in constant currency ? GAAP EPS of $2.37; non-GAAP EPS of $2.29, a 99% increase from prior year ? Adjusted free cash flow of $193 million, a 60% increase f

May 5, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 5, 2021 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Numb

April 21, 2021 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 21, 2021 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File N

April 21, 2021 EX-99.1

Waters Corporation Continues Transformation with Planned Leadership Transitions

EX-99.1 Exhibit 99.1 Waters Corporation Continues Transformation with Planned Leadership Transitions NEWS SUMMARY: • Amol Chaubal named Waters Chief Financial Officer • Jonathan Pratt named Senior Vice President of new Waters Division • Jianqing Bennett named Senior Vice President of TA Instruments Division • Mike Harrington, Senior Vice President of Global Markets, and Ian King, Senior Vice Presi

April 1, 2021 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

April 1, 2021 DEF 14A

- DEF 14A

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitte

March 4, 2021 EX-10.1

Note Purchase Agreement, dated as of March 2, 2021, by and among the Company and the purchasers signatory thereto, including the forms of notes.

Exhibit 10.1 EXECUTION COPY WATERS CORPORATION $100,000,000 1.68% SENIOR GUARANTEED NOTES, SERIES N, DUE MARCH 2, 2026 $400,000,000 2.25% SENIOR GUARANTEED NOTES, SERIES O, DUE MARCH 3, 2031 NOTE PURCHASE AGREEMENT MARCH 2, 2021 TABLE OF CONTENTS SECTION HEADING PAGE SECTION 1. AUTHORIZATION OF NOTES 1 SECTION 2. SALE AND PURCHASE OF NOTES 1 SECTION 3. CLOSING 2 SECTION 4. CONDITIONS TO CLOSING 2

March 4, 2021 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 2, 2021 WATERS CORPORATION (Exact name of registrant as specified in its charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Number) (I.

February 24, 2021 EX-4.1

Description of Registrant’s Securities. (Incorporated by reference to Exhibit 4.1 of the Registrant’s Report on Form 10-K dated February 24, 2021 (File No. 001-14010)).

Exhibit 4.1 DESCRIPTION OF REGISTRANT?S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following description of our common stock is a summary and does not purport to be complete. It is subject to and qualified in its entirety by reference to our Second Amended and Restated Certificate of Incorporation, as amended (our ?Certificate?), and our Amended and Res

February 24, 2021 10-K

Annual Report - 10-K

Table of Contents Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 24, 2021 EX-21.1

Subsidiaries of Waters Corporation.

Exhibit 21.1 Waters Corporation and Subsidiaries 12/31/2020 Waters Corporation (Delaware) Waters Technologies Corporation (Delaware) Andrew Alliance SA (Switzerland) Andrew Alliance SASU (France) Environmental Resource Associates, Inc. (Colorado) Integrated Software Solutions Pty Limited Integrated Software Solutions Limited (UK) Integrated Software Solutions USA, LLC TA Instruments-Waters LLC (De

February 11, 2021 SC 13G/A

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 14 )* WATERS CORPORATION (Name of Issuer) Common Stock (Title of Class of Securities) 941848103 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Sc

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)* Name of issuer: Waters Corp. Title of Class of Securities: Common Stock CUSIP Number: 941848103 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule

February 2, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 2, 2021 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

February 2, 2021 EX-99.1

Waters Corporation (NYSE: WAT) Reports Fourth Quarter and Full-Year 2020 Financial Results

EX-99.1 Exhibit 99.1 For Immediate Release Contact: Bryan Brokmeier, CFA, Senior Director, Investor Relations, 508-482-3448 Waters Corporation (NYSE: WAT) Reports Fourth Quarter and Full-Year 2020 Financial Results Fourth Quarter 2020 Highlights • Sales of $787 million grew 10% as reported and 7% in constant currency • GAAP EPS of $3.49; non-GAAP EPS of $3.65, a 14% increase from prior year • Stro

January 12, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 12, 2021 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File

January 12, 2021 EX-99.1

This presentation may contain “forward-looking” statements regarding future results and events. For this purpose, any statements that are not statements of historical fact may be deemed forward-looking statements. Without limiting the foregoing, the

EX-99.1 Udit Batra President & CEO J.P. Morgan 39th Annual Healthcare Conference Exhibit 99.1 This presentation may contain “forward-looking” statements regarding future results and events. For this purpose, any statements that are not statements of historical fact may be deemed forward-looking statements. Without limiting the foregoing, the words, “feels”, “believes”, “anticipates”, “plans”, “exp

January 12, 2021 EX-99.2

WATERS CORPORATION PRESENTATION AT THE 39th Annual J.P. MORGAN HEALTHCARE CONFERENCE TO BE AUDIO WEBCAST LIVE

EX-99.2 Exhibit 99.2 WATERS CORPORATION PRESENTATION AT THE 39th Annual J.P. MORGAN HEALTHCARE CONFERENCE TO BE AUDIO WEBCAST LIVE MILFORD, Massachusetts, January 4, 2021 Waters Corporation (NYSE:WAT) Udit Batra Ph.D., President and Chief Executive Officer, will speak to the investment community at the J.P. Morgan Healthcare Conference virtually on Tuesday, January 12th, 2021, at 8:20 a.m. Eastern

December 15, 2020 8-K/A

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - 8-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 27, 2020 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporat

December 10, 2020 EX-99.1

Waters Corporation Appoints Pearl S. Huang to Board of Directors

Exhibit 99.1 Waters Corporation Appoints Pearl S. Huang to Board of Directors MILFORD, Mass. ? Dec. 10, 2020 ? Waters Corporation (NYSE:WAT) today announced that Dr. Pearl S. Huang, President and CEO of Cygnal Therapeutics and venture partner at Flagship Pioneering, has been appointed as a Director of Waters Corporation, effective January 1, 2021. ?We are pleased to welcome Pearl to the Waters Boa

December 10, 2020 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 9, 2020 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File

December 3, 2020 EX-99.1

Waters Corporation Announces CFO Transition Sherry Buck to Step Down as CFO, Effective December 31, 2020 Michael Silveira Appointed Interim CFO, Effective January 1, 2021

EX-99.1 Exhibit 99.1 Waters Corporation Announces CFO Transition Sherry Buck to Step Down as CFO, Effective December 31, 2020 Michael Silveira Appointed Interim CFO, Effective January 1, 2021 MILFORD, Mass— December 3, 2020 – Waters Corporation (NYSE:WAT) today announced that Sherry Buck will step down as Chief Financial Officer, effective December 31, 2020, in order to pursue another opportunity

December 3, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 27, 2020 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission Fil

October 28, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 26, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-140

October 27, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) October 27, 2020 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware 01-14010 13-3668640 (State or Other Jurisdiction of Incorporation) (Commission File

October 27, 2020 EX-99.1

Waters Corporation (NYSE: WAT) Reports Third Quarter 2020 Financial Results

EX-99.1 Exhibit 99.1 For Immediate Release Contact: Bryan Brokmeier, CFA, Senior Director, Investor Relations, 508-482-3448 Waters Corporation (NYSE: WAT) Reports Third Quarter 2020 Financial Results • Sales of $594 million grew 3% as reported and 2% in constant currency • Year-over-year sales increase driven by pharmaceutical and industrial end markets • Growth in the U.S., Europe, and China, par

October 8, 2020 EX-3.1

Amended and Restated Bylaws of Waters Corporation, dated as of October 8, 2020.(33)

EX-3.1 Exhibit 3.1 Amended and Restated Bylaws Of Waters Corporation ARTICLE I Stockholders SECTION 1. Annual Meeting. The annual meeting of the stockholders of the Corporation shall be held on such date, at such time and at such place within or without the State of Delaware as may be designated by the Board of Directors, for the purpose of electing Directors and for the transaction of such other

October 8, 2020 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits, Other Events - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 8, 2020 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File

August 17, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 17, 2020 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File

July 29, 2020 EX-10.2

President and Chief Executive Employment Agreement, dated July 14, 2020, between Waters Corporation and Udit Batra (Incorporated by reference to the Registrant’s Report on Form 10-Q dated July 29, 2020 (File No. 001-14010)).*

EX-10.2 Exhibit 10.2 July 14, 2020 Mr. Udit Batra Dear Udit: This letter (the “Agreement”) confirms the terms and conditions of your employment with Waters Corporation (the “Company”). 1. Position and Duties. (a) Effective as of September 1, 2020 (the “Start Date”), you will be employed by the Company, on a full-time basis, as its President and Chief Executive Officer and you shall report solely t

July 29, 2020 EX-10.8

Employee (Non-CEO) PSU Agreement under the Waters Corporation 2020 Equity Incentive Plan (Incorporated by reference to the Registrant’s Report on Form 10-Q dated July 29, 2020 (File No. 001-14010)).*

EX-10.8 Exhibit 10.8 EMPLOYEE (NON-CEO) FORM Name of Participant: [ ] Target Number of PSUs: [ ] Date of Grant: [ ] WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT This agreement (this “Agreement”) evidences performance-based Restricted Stock Units granted by Waters Corporation (the “Company”) to the individual named above (the “Participant”),

July 29, 2020 EX-10.9

Note Purchase Agreement, dated as of March 2, 2021, by and among the Company and the purchasers signatory thereto, including the forms of notes (Incorporated by reference to the Registrant’s Report on Form 8-K dated March 4, 2021 (File No. 001-14010)).

EX-10.9 Exhibit 10.9 DIRECTOR FORM Name of Participant: [] Number of Shares of Restricted Stock: [] Date of Grant: [] WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT This agreement (this “Agreement”) evidences the grant of shares of Restricted Stock by Waters Corporation (the “Company”) to the individual named above (the “Participant”), pursuant to and subject to the

July 29, 2020 EX-10.7

CEO Form of PSU Agreement under the Waters Corporation 2020 Equity Incentive Plan (Incorporated by reference to the Registrant’s Report on Form 10-Q dated July 29, 2020 (File No. 001-14010)).*

EX-10.7 Exhibit 10.7 CEO FORM Name of Participant: [ ] Target Number of PSUs: [ ] Date of Grant: [ ] WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT This agreement (this “Agreement”) evidences performance-based Restricted Stock Units granted by Waters Corporation (the “Company”) to the individual named above (the “Participant”), pursuant to and

July 29, 2020 EX-10.3

Change of Control/Severance Agreement, dated as of July 14, 2020, between Waters Corporation and Udit Batra (Incorporated by reference to the Registrant’s Report on Form 10-Q dated July 29, 2020 (File No. 001-14010)).*

EX-10.3 Exhibit 10.3 CHANGE OF CONTROL/SEVERANCE AGREEMENT This CHANGE OF CONTROL/SEVERANCE AGREEMENT (this “Agreement”), dated as of July 14, 2020, is made by and between Waters Corporation (together with all subsidiaries or affiliates hereinafter referred to as the “Company”) and Udit Batra (the “Executive”). WHEREAS, the Executive has been hired as the Chief Executive Officer of the Company and

July 29, 2020 EX-10.6

Form of RSU Agreement under the Waters Corporation 2020 Equity Incentive Plan. (Incorporated by reference to the Registrant’s Report on Form 10-Q dated July 29, 2020 (File No. 001-14010)).*

EX-10.6 Exhibit 10.6 GENERAL FORM OF RSU Name of Participant: [ ] Number of Restricted Stock Units: [ ] Date of Grant: [ ] WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT This agreement (this “Agreement”) evidences Restricted Stock Units granted by Waters Corporation (the “Company”) to the individual named above (the “Participant”), pursuant to and subject to th

July 29, 2020 EX-10.4

Employee Form of Stock Option Award Agreement under the Waters Corporation 2020 Equity Incentive Plan (Incorporated by reference to the Registrant’s Report on Form 10-Q dated July 29, 2020 (File No. 001-14010)).*

EX-10.4 Exhibit 10.4 EMPLOYEE FORM Name of Participant: [] Number of Shares of Stock subject to the Stock Option: [] Exercise Price Per Share: $[] Date of Grant: [] WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN STOCK OPTION AWARD AGREEMENT This agreement (this “Agreement”) evidences a stock option granted by Waters Corporation (the “Company”) to the individual named above (the “Participant”), purs

July 29, 2020 EX-10.1

Chief Executive Officer Transition and Separation Agreement, dated June 17, 2020, between Waters Corporation and Christopher J. O’Connell.(34)(*)

EX-10.1 Exhibit 10.1 TRANSITION AND SEPARATION AGREEMENT This Transition and Separation Agreement (the “Agreement”) is by and between Christopher J. O’Connell (the “Executive”) and Waters Corporation, a corporation organized under the laws of the State of Delaware (the “Company”). WHEREAS, the Executive and the Company are party to that certain offer letter dated as of June 23, 2015 (the “Offer Le

July 29, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 27, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010 Wa

July 29, 2020 EX-10.5

Director Form of Stock Option Award Agreement under the Waters Corporation 2020 Equity Incentive Plan.(34)(*)

EX-10.5 Exhibit 10.5 DIRECTOR FORM Name of Participant: [] Number of Shares of Stock subject to the Stock Option: [] Exercise Price Per Share: $[] Date of Grant: [] WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN STOCK OPTION AWARD AGREEMENT This agreement (this “Agreement”) evidences a stock option granted by Waters Corporation (the “Company”) to the individual named above (the “Participant”), purs

July 28, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) July 28, 2020 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File Num

July 28, 2020 EX-99.1

Waters Corporation (NYSE: WAT) Reports Second Quarter 2020 Financial Results

EX-99.1 Exhibit 99.1 For Immediate Release Contact: Bryan Brokmeier, CFA, Senior Director, Investor Relations, 508-482-3448 Waters Corporation (NYSE: WAT) Reports Second Quarter 2020 Financial Results • Sales of $520 million declined 13% as reported and 12% in constant currency • GAAP EPS of $1.98; non-GAAP EPS of $2.10, a 2% decrease from prior year • Cost savings plan of $100 million on track fo

July 15, 2020 EX-99.1

Waters Corporation Names Udit Batra President and Chief Executive Officer Announces Preliminary Second Quarter 2020 Sales

EX-99.1 Exhibit 99.1 Waters Corporation Names Udit Batra President and Chief Executive Officer Announces Preliminary Second Quarter 2020 Sales MILFORD, Mass. — July 15, 2020 — Waters Corporation (NYSE:WAT) (“Waters” or the “Company”) today announced that Udit Batra, Ph.D. has been named the Company’s President and Chief Executive Officer, effective September 1, 2020. He will also join Waters’ Boar

July 15, 2020 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 14, 2020 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File Nu

June 22, 2020 11-K

- 11-K

11-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 11-K ☑ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 01-14010 A. Full title of the plan and the

June 17, 2020 EX-99.1

Waters Corporation Announces CEO Succession Plan

EX-99.1 Exhibit 99.1 Waters Corporation Announces CEO Succession Plan MILFORD, Mass.—June 17, 2020—Waters Corporation (NYSE:WAT) today announced that the Company’s Board of Directors and Christopher O’Connell have mutually agreed that Mr. O’Connell will step down as President, Chief Executive Officer and as a member of the Board when a successor is appointed. At that time, he will remain with Wate

June 17, 2020 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) June 17, 2020 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File Num

June 8, 2020 EX-4.1

Waters Corporation 2012 Equity Incentive Plan

EX-4.1 Exhibit 4.1 WATERS CORPORATION 2012 EQUITY INCENTIVE PLAN TABLE OF CONTENTS 1. Purpose 1 2. Definitions 1 3. Term of the Plan 3 4. Stock Subject to the Plan 3 5. Administration 4 6. Authorization of Grants 5 7. Specific Terms of Awards 6 8. Adjustment Provisions 11 9. Change of Control 13 10. Settlement of Awards 14 11. Reservation of Stock 16 12. Limitation of Rights in Stock; No Special S

June 8, 2020 S-8 POS

- S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on June 8, 2020. File No. 333-183721 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-183721 UNDER THE SECURITIES ACT OF 1933 WATERS CORPORATION (Exact name of registrant as specified in its charter) DELAWARE 13-3668640 (State or other jurisdic

June 8, 2020 EX-4.1

Waters Corporation 2020 Equity Incentive Plan (Incorporated by reference to Exhibit 4.2 of the Registration Statement filed on Form S-8 dated June 8, 2020 (File No. 333-239020)).*

EX-4.1 Exhibit 4.1 WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN 1. DEFINED TERMS Exhibit A, which is incorporated by reference, defines certain terms used in the Plan and includes certain operational rules related to those terms. 2. PURPOSE The Plan has been established to advance the interests of the Company by providing for the grant to Participants of Stock and Stock-based Awards. 3. ADMINISTR

June 8, 2020 EX-4.2

Waters Corporation 2020 Equity Incentive Plan

EX-4.2 Exhibit 4.2 WATERS CORPORATION 2020 EQUITY INCENTIVE PLAN 1. DEFINED TERMS Exhibit A, which is incorporated by reference, defines certain terms used in the Plan and includes certain operational rules related to those terms. 2. PURPOSE The Plan has been established to advance the interests of the Company by providing for the grant to Participants of Stock and Stock-based Awards. 3. ADMINISTR

June 8, 2020 S-8

- S-8

S-8 As filed with the Securities and Exchange Commission on June 8, 2020. File No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 WATERS CORPORATION (Exact name of registrant as specified in its charter) DELAWARE 13-3668640 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Ide

May 27, 2020 SD

- SD

SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 34 Maple Street, Milford, Massachusetts 01757 (Address of prin

May 13, 2020 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 12, 2020 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Num

April 29, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 28, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010 W

April 28, 2020 EX-99.1

Waters Corporation (NYSE: WAT) Reports First Quarter 2020 Financial Results Provides Update on COVID-19 Business Impact and Response Plan

EX-99.1 Exhibit 99.1 For Immediate Release Contact: Bryan Brokmeier, CFA, Senior Director, Investor Relations, 508-482-3448 Waters Corporation (NYSE: WAT) Reports First Quarter 2020 Financial Results Provides Update on COVID-19 Business Impact and Response Plan • Sales of $465 million declined 10% as reported and 8% in constant currency • GAAP EPS of $0.86; non-GAAP EPS of $1.15, a 28% decrease fr

April 28, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2020 Waters Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File N

April 2, 2020 DEF 14A

WAT / Waters Corp. DEF 14A - - DEF 14A

DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 2, 2020 DEFA14A

WAT / Waters Corp. DEFA14A - - DEFA14A

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule

February 25, 2020 EX-4.1

Description of Registrant’s Securities

EX-4.1 Exhibit 4.1 DESCRIPTION OF REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following description of our common stock is a summary and does not purport to be complete. It is subject to and qualified in its entirety by reference to our Second Amended and Restated Certificate of Incorporation, as amended (our “Certificate”), and our Amended

February 25, 2020 10-K

Annual Report - 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 01-14010 Waters Corporation (Exact name of registra

February 25, 2020 EX-10.43

Form of Performance Stock Unit Award Agreement under the Waters Corporation 2012 Equity Incentive Plan.(36)(*)

EX-10.43 Exhibit 10.43 WATERS CORPORATION 2012 EQUITY INCENTIVE PLAN PERFORMANCE STOCK UNIT AWARD AGREEMENT THIS AGREEMENT dated as of [ ] between Waters Corporation, a corporation organized under the laws of the State of Delaware (the “Company”), and [ ] (the “Participant” or “you”), an employee of Waters Corporation. 1. Grant of Award. Pursuant and subject to the Company’s 2012 Equity Incentive

February 25, 2020 EX-21.1

Subsidiaries of Waters Corporation.

EX-21.1 Exhibit 21.1 Waters Corporation and Subsidiaries 12/31/2019 Waters Corporation (Delaware) Waters Technologies Corporation (Delaware) Environmental Resource Associates, Inc. (Colorado) TA Instruments-Waters LLC (Delaware) Waters AG (Switzerland) Waters Australia PTY LTD. (Australia) Waters India Pvt. Ltd. Waters SA de CV (Mexico) Waters SAS (France) Waters Sverige AB (Sweden) Waters Technol

February 19, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) February 19, 2020 (February 17, 2020) Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668

February 14, 2020 SC 13G/A

WAT / Waters Corp. / MASSACHUSETTS FINANCIAL SERVICES CO /MA/ - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 13 )* WATERS CORPORATION (Name of Issuer) Common Stock (Title of Class of Securities) 941848103 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Sc

February 12, 2020 SC 13G/A

WAT / Waters Corp. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* Name of issuer: Waters Corp Title of Class of Securities: Common Stock CUSIP Number: 941848103 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 1

February 4, 2020 EX-99.1

Waters Corporation (NYSE: WAT) Reports Fourth Quarter and Full-Year 2019 Financial Results

EX-99.1 Exhibit 99.1 For Immediate Release Contact: Bryan Brokmeier, CFA, Senior Director, Investor Relations, 508-482-3448 Waters Corporation (NYSE: WAT) Reports Fourth Quarter and Full-Year 2019 Financial Results Fourth Quarter 2019 Highlights • Sales of $716 million were flat as reported and grew 1% in constant currency • Strong recurring revenue, partially offset by a decline in instrument sal

February 4, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) February 4, 2020 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File

October 30, 2019 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 28, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-140

October 29, 2019 EX-99.1

Waters Corporation (NYSE: WAT) Reports Third Quarter 2019 Financial Results

EX-99.1 Exhibit 99.1 For Immediate Release Contact: Bryan Brokmeier, CFA, Senior Director, Investor Relations, 508-482-3448 Waters Corporation (NYSE: WAT) Reports Third Quarter 2019 Financial Results • Sales of $577 million were flat as reported and grew 1% in constant currency • Pharmaceutical growth of 3%, partially offset by other end markets • Continued growth in Asia, with weakness in the Ame

October 29, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) October 29, 2019 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File

September 16, 2019 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported) September 12, 2019 WATERS CORPORATION (Exact name of registrant as specified in its charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation) (Commission File Number) (I.

September 16, 2019 EX-10.1

Note Purchase Agreement, dated as of September 12, 2019, between Waters Corporation and the purchasers named therein.(32)

EX-10.1 Exhibit 10.1 EXECUTION COPY WATERS CORPORATION $200,000,000 3.31% Senior Guaranteed Notes, Series L, due September 12, 2026 $300,000,000 3.53% Senior Guaranteed Notes, Series M, due September 12, 2029 NOTE PURCHASE AGREEMENT September 12, 2019 TABLE OF CONTENTS SECTION HEADING PAGE SECTION 1. AUTHORIZATION OF NOTES 1 SECTION 2. SALE AND PURCHASE OF NOTES 1 SECTION 3. CLOSING 2 SECTION 4. C

July 31, 2019 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 29, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 01-14010 Waters Corporation (

July 30, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) July 30, 2019 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File

July 30, 2019 EX-99.1

Waters Corporation (NYSE: WAT) Reports Second Quarter 2019 Financial Results

EX-99.1 Exhibit 99.1 For Immediate Release Contact: Bryan Brokmeier, CFA, Senior Director, Investor Relations, 508-482-3448 Waters Corporation (NYSE: WAT) Reports Second Quarter 2019 Financial Results • Sales of $599 million were flat as reported and grew 2% in constant currency • Strong pharmaceutical growth, partially offset by softness in industrial • Strength in U.S. and improvement in China,

June 21, 2019 11-K

WAT / Waters Corp. 11-K - - 11-K

11-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 16, 2019 8-K

Submission of Matters to a Vote of Security Holders

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 14, 2019 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 01-14010 13-3668640 (Commission File

May 8, 2019 SD

WAT / Waters Corp. SD SD

SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Waters Corporation (Exact name of registrant as specified in its charter) Delaware 01-14010 13-3668640 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 34 Maple Street, Milford, Massachusetts 01757 (Address of prin

May 3, 2019 10-Q

Quarterly Report - 10-Q

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 23, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) April 23, 2019 Waters Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware 01-14010 13-3668640 (State or Other Jurisdiction of Incorporation) (Commission Fil

Other Listings
DE:WAZ € 259.40
MX:WAT
GB:0LTI US$ 305.66
IT:1WAT € 260.30
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