DDOG / Datadog, Inc. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Datadog, Inc.
US ˙ NasdaqGS ˙ US23804L1035

Mga Batayang Estadistika
LEI 549300F6JNO0KRPO1K63
CIK 1561550
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 Datadog, Inc.
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
August 8, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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: 001-39051 Datadog, Inc.

August 7, 2025 EX-99.1

Second quarter revenue grew 28% year-over-year to $827 million Robust growth of larger customers, with about 3,850 $100k+ ARR customers, up from about 3,390 a year ago Unveiled more than 125 products, capabilities and features at DASH 2025

Exhibit 99.1 Datadog Announces Second Quarter 2025 Financial Results August 7, 2025 Second quarter revenue grew 28% year-over-year to $827 million Robust growth of larger customers, with about 3,850 $100k+ ARR customers, up from about 3,390 a year ago Unveiled more than 125 products, capabilities and features at DASH 2025 NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and security platform

August 7, 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 7, 2025 Datadog, Inc. (Exa

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 7, 2025 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

June 5, 2025 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Material Modification to Rights of Security Holders, Financial Statements and Exhibits, 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): June 3, 2025 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Number)

June 5, 2025 EX-3.1

Amended and Restated Certificate of Incorporation of Datadog, Inc.

AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF DATADOG, INC. The undersigned officer hereby certifies that: ONE: The original date of filing the original Certificate of Incorporation of this company with the Secretary of State of the State of Delaware was June 4, 2010. TWO: Such person is a duly authorized officer of DATADOG, INC., a Delaware corporation. THREE: The Amended and Restated Cert

May 7, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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: 001-39051 Datadog, Inc.

May 6, 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): May 6, 2025 Datadog, Inc. (Exact

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 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Number)

May 6, 2025 EX-99.1

First quarter revenue grew 25% year-over-year to $762 million Robust growth of larger customers, with about 3,770 $100k+ ARR customers, up from about 3,340 a year ago Announced 2025 DASH user conference, June 10-11, in New York City

Exhibit 99.1 Datadog Announces First Quarter 2025 Financial Results May 6, 2025 First quarter revenue grew 25% year-over-year to $762 million Robust growth of larger customers, with about 3,770 $100k+ ARR customers, up from about 3,340 a year ago Announced 2025 DASH user conference, June 10-11, in New York City NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and security platform for cloud a

April 18, 2025 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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitte

April 18, 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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

April 4, 2025 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 x Filed by a Party other than the Registrant o Check the appropriate box: x Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitte

March 14, 2025 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-8 Datadog, Inc. 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 Fees to be Paid   Equity  Class A Common Stock, par value $0.00001 per share, 2019 Equity Incentive Plan

March 14, 2025 S-8

As filed with the Securities and Exchange Commission on March 14, 2025.

As filed with the Securities and Exchange Commission on March 14, 2025. Registration No. 333-    UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Datadog, Inc. (Exact name of Registrant as specified in its charter) Delaware 27-2825503 (State or other jurisdiction of incorporation or organization) (I.R.S. Employ

February 20, 2025 EX-19.1

Insider Trading Policy

Exhibit 19.1 DATADOG INSIDER TRADING POLICY Insider trading laws prohibit buying or selling securities of a public company (like Datadog) when possessing “material non-public information” (MNPI)1. To that end, Datadog has adopted this Insider Trading Policy which applies to all employees, officers and directors worldwide of Datadog, Inc. and its subsidiaries as well as anyone living with you (frie

February 20, 2025 EX-10.12

Amended Offer Letter, by and between Datadog, Inc. and Yanbin

Exhibit 10.12 Datadog, Inc. 620 8th Avenue, 45th Floor New York, NY 10018 (866) 329-4466 www.datadoghq.com June 27, 2024 Yanbing Li [Address] Yanbing, Datadog, Inc. (the “Company”) is pleased to offer you employment on the following terms: 1.Position. Your initial title will be Chief Product Officer (CPO), and you will report to the Company’s Chief Executive Officer beginning on August 5, 2024. Th

February 20, 2025 EX-21.1

List of Subsidiaries of Datadog, Inc.

Exhibit 21.1 List of Subsidiaries of Datadog, Inc. Name Jurisdiction Datadog France SAS France Datadog Ireland Limited Ireland Datadog Cloud Spain SL Spain Datadog Ireland Limited UK Branch United Kingdom Datadog Netherlands BV Netherlands

February 20, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☒ 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 For the transition period from to Commission File Number: 001-39051 Datadog, Inc.

February 13, 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): February 13, 2025 Datadog, Inc. (

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 13, 2025 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Nu

February 13, 2025 EX-99.1

Fourth quarter revenue grew 25% year-over-year to $738 million Strong growth of larger customers, with 462 $1 million+ ARR customers, up from 396 a year ago Launched On-Call for general availability

Exhibit 99.1 Datadog Announces Fourth Quarter and Fiscal Year 2024 Financial Results February 13, 2025 Fourth quarter revenue grew 25% year-over-year to $738 million Strong growth of larger customers, with 462 $1 million+ ARR customers, up from 396 a year ago Launched On-Call for general availability NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and security platform for cloud applications

December 23, 2024 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): December 22, 2024 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Nu

December 12, 2024 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): December 9, 2024 Datadog, Inc. (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): December 9, 2024 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Num

December 12, 2024 EX-99.1

Early Termination Date

Exhibit 99.1 [DEALER] [ADDRESS] [], 2024 To: [Company] [] [] Re: [Base]1[Additional]2 Call Option Transaction The purpose of this communication (this “Confirmation”) is to set forth the terms and conditions of the call option transaction entered into on the Trade Date specified below (the “Transaction”) between [] (“Dealer”) and Datadog, Inc. (“Counterparty”). This communication constitutes a “Con

December 12, 2024 EX-4.1

Form of Global Note representing Datadog, Inc.’s 0.00% Convertible Senior Notes due 2029 (included as Exhibit A to the Indenture filed as Exhibit 4.1).

Exhibit 4.1 Execution Version DATADOG, INC. AND U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Trustee INDENTURE Dated as of December 12, 2024 0.00% Convertible Senior Notes due 2029 TABLE OF CONTENTS PAGE ARTICLE 1 DEFINITIONS Section 1.01 . Definitions 1 Section 1.02 . References to Interest 15 ARTICLE 2 ISSUE, DESCRIPTION, EXECUTION, REGISTRATION AND EXCHANGE OF NOTES Section 2.01 . Designat

December 12, 2024 EX-99.3

Datadog Announces Pricing of Upsized Offering of $870 Million Convertible Senior Notes

Exhibit 99.3 Datadog Announces Pricing of Upsized Offering of $870 Million Convertible Senior Notes NEW YORK, N.Y. – December 9, 2024 – Datadog, Inc. (Nasdaq: DDOG) (“Datadog”), the monitoring and security platform for cloud applications, today announced the pricing of $870 million aggregate principal amount of 0% Convertible Senior Notes due 2029 (the “notes”) in a private placement (the “offerin

December 12, 2024 EX-99.2

Datadog Announces Proposed Private Offering of $775 Million of Convertible Senior Notes

Exhibit 99.2 Datadog Announces Proposed Private Offering of $775 Million of Convertible Senior Notes NEW YORK, N.Y. – December 9, 2024 – Datadog, Inc. (Nasdaq: DDOG) (“Datadog”), the monitoring and security platform for cloud applications, today announced that it intends to offer, subject to market conditions and other factors, $775 million aggregate principal amount of Convertible Senior Notes du

November 8, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 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: 001-39051 Datadog, Inc.

November 8, 2024 SC 13G/A

DDOG / Datadog, Inc. / Pomel Olivier - SC 13G/A Passive Investment

SC 13G/A 1 d880291dsc13ga.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L 103 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropr

November 7, 2024 EX-99.1

Third quarter revenue grew 26% year-over-year to $690 million Robust growth of larger customers, with about 3,490 $100k+ ARR customers, up from about 3,130 a year ago Announced general availability of Datadog Monitoring for Oracle Cloud Infrastructur

Exhibit 99.1 Datadog Announces Third Quarter 2024 Financial Results November 7, 2024 Third quarter revenue grew 26% year-over-year to $690 million Robust growth of larger customers, with about 3,490 $100k+ ARR customers, up from about 3,130 a year ago Announced general availability of Datadog Monitoring for Oracle Cloud Infrastructure NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and secur

November 7, 2024 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 7, 2024 Datadog, Inc. (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): November 7, 2024 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Num

August 9, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 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: 001-39051 Datadog, Inc.

August 8, 2024 EX-99.1

Second quarter revenue grew 27% year-over-year to $645 million Strong growth of larger customers, with about 3,390 $100k+ ARR customers, up from about 2,990 a year ago Announced general availability of LLM Observability Announced innovations for Gene

Exhibit 99.1 Datadog Announces Second Quarter 2024 Financial Results August 8, 2024 Second quarter revenue grew 27% year-over-year to $645 million Strong growth of larger customers, with about 3,390 $100k+ ARR customers, up from about 2,990 a year ago Announced general availability of LLM Observability Announced innovations for Generative AI, Observability, Cloud Security, Product Analytics, Softw

August 8, 2024 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 8, 2024 Datadog, Inc. (Exa

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 8, 2024 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

June 6, 2024 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): June 5, 2024 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Number)

May 8, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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: 001-39051 Datadog, Inc.

May 7, 2024 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 7, 2024 Datadog, Inc. (Exact

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 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Number)

May 7, 2024 EX-99.1

First quarter revenue grew 27% year-over-year to $611 million Strong growth of larger customers, with about 3,340 $100k+ ARR customers, up from about 2,910 a year ago Announced general availability of Bits AI for Incident Management, Event Management

Exhibit 99.1 Datadog Announces First Quarter 2024 Financial Results May 7, 2024 First quarter revenue grew 27% year-over-year to $611 million Strong growth of larger customers, with about 3,340 $100k+ ARR customers, up from about 2,910 a year ago Announced general availability of Bits AI for Incident Management, Event Management, Error Tracking for Logs, and Mobile App Testing NEW YORK- Datadog, I

May 7, 2024 DEFA14A

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. ____)

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 14a-6(e)(2)) ☐ Defin

April 19, 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. )

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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitte

April 19, 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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

February 23, 2024 EX-21.1

List of Subsidiaries of Datadog, Inc.

Exhibit 21.1 List of Subsidiaries of Datadog, Inc. Name Jurisdiction Datadog France SAS France Datadog Ireland Limited Ireland Datadog Cloud Spain SL Spain Datadog Ireland Limited UK Branch United Kingdom Datadog Netherlands BV Netherlands

February 23, 2024 EX-97.1

Policy Relating to Recovery of Erroneously Awarded Compensation

Datadog, Inc. Incentive Compensation Recoupment Policy 1.Introduction The Board of Directors (the “Board”) of Datadog, Inc., a Delaware corporation (the “Company”), has determined that it is in the best interests of the Company and its stockholders to adopt this Incentive Compensation Recoupment Policy (this “Policy”) providing for the Company’s recoupment of Recoverable Incentive Compensation tha

February 23, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☒ 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 For the transition period from to Commission File Number: 001-39051 Datadog, Inc.

February 14, 2024 SC 13G/A

DDOG / Datadog, Inc. / Pomel Olivier - SC 13G/A Passive Investment

SC 13G/A SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

February 14, 2024 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 EXHIBIT 99.1 JOINT FILING AGREEMENT Each of the undersigned, pursuant to Rule 13d-1(k)(1) under the Act, hereby agrees and acknowledges that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of the Class A Common Stock and the information required by this Schedule 13G, to which this Agreement is att

February 14, 2024 SC 13G/A

DDOG / Datadog, Inc. / ICONIQ STRATEGIC PARTNERS II, L.P. - SC 13G/A Passive Investment

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 4)* Datadog, Inc. (Name of Issuer) CLASS A COMMON STOCK, $0.00001 PAR VALUE PER SHARE (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desi

February 13, 2024 EX-99.1

Fourth quarter revenue grew 26% year-over-year to $590 million Strong growth of larger customers, with 396 $1 million+ ARR customers, up from 317 a year ago

Exhibit 99.1 Datadog Announces Fourth Quarter and Fiscal Year 2023 Financial Results February 13, 2024 Fourth quarter revenue grew 26% year-over-year to $590 million Strong growth of larger customers, with 396 $1 million+ ARR customers, up from 317 a year ago NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and security platform for cloud applications, today announced financial results for it

February 13, 2024 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): February 13, 2024 Datadog, Inc. (

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 13, 2024 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Nu

February 13, 2024 SC 13G/A

DDOG / Datadog, Inc. / 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.: 3)* Name of issuer: Datadog Inc Class A Title of Class of Securities: Common Stock CUSIP Number: 23804L103 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒

December 11, 2023 CORRESP

*FOIA Confidential Treatment Request* Confidential Treatment Requested by Datadog, Inc. in connection with comments relating to the Company’s Form 10-K filed on February 24, 2023, Form 10-Q filed November 7, 2023 and Form 8-K furnished November 7, 20

*FOIA Confidential Treatment Request* Confidential Treatment Requested by Datadog, Inc.

November 17, 2023 CORRESP

Cooley LLP 55 Hudson Yards New York, NY 10001-2157 t: +1 212 479 6000 f: +1 212 479 6275 cooley.com

Brad Goldberg T: +1 212 479 6780 [email protected] November 17, 2023 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Technology 100 F Street, N.E. Washington, D.C. 20549 Re: Datadog, Inc. Form 10-K for the Year Ended December 31, 2022 Filed February 24, 2023 Form 10-Q for the Quarter Ended September 30, 2023 Filed November 7, 2023 Form 8-K Fu

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 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Num

November 7, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ 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: 001-39051 Datadog, Inc.

November 7, 2023 EX-99.1

Third quarter revenue grew 25% year-over-year to $548 million Strong growth of larger customers, with about 3,130 $100k+ ARR customers, up from about 2,600 a year ago

Exhibit 99.1 Datadog Announces Third Quarter 2023 Financial Results November 7, 2023 Third quarter revenue grew 25% year-over-year to $548 million Strong growth of larger customers, with about 3,130 $100k+ ARR customers, up from about 2,600 a year ago NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and security platform for cloud applications, today announced financial results for its third

October 27, 2023 CORRESP

*FOIA Confidential Treatment Request* Confidential Treatment Requested by Datadog, Inc. in connection with comments relating to the Company’s Form 10-K filed on February 24, 2023, Form 10-Q filed August 9, 2023 and Form 8-K furnished August 8, 2023 J

*FOIA Confidential Treatment Request* Confidential Treatment Requested by Datadog, Inc.

September 29, 2023 CORRESP

Cooley LLP 1299 Pennsylvania Ave Suite 700 Washington, DC 20004-2400 t: +1 202 842 7800 f: +1 202 842 7899 cooley.com

Katherine Denby T: +1 202 776 2070 [email protected] September 29, 2023 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Technology 100 F Street, N.E. Washington, D.C. 20549 Attn: Kathleen Collins David Edgar Re: Datadog, Inc. Form 10-K for the Year Ended December 31, 2022 Filed February 24, 2023 Form 10-Q for the Quarter Ended June 30, 2023 File

August 9, 2023 EX-3.2

Amended and Restated Bylaws of Datadog, Inc.

AMENDED AND RESTATED BYLAWS OF DATADOG, INC. (A DELAWARE CORPORATION) ARTICLE I OFFICES Section 1.Registered Office. The registered office of the corporation in the State of Delaware shall be as set forth in the Certificate of Incorporation. Section 2.Other Offices. The corporation shall also have and maintain an office or principal place of business at such place as may be fixed by the Board of D

August 9, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 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: 001-39051 Datadog, Inc.

August 9, 2023 EX-10.1

Amended and Restated Non-Employee Director Compensation Policy.

DATADOG, INC. NON-EMPLOYEE DIRECTOR COMPENSATION POLICY ADOPTED: May 9, 2023 Each member of the Board of Directors (the “Board”) of Datadog, Inc. (the “Company”) who is a non-employee director of the Company (each such member, a “Non-Employee Director”) will be eligible to receive the compensation described in this Non-Employee Director Compensation Policy (the “Policy”) for his or her Board servi

August 8, 2023 EX-99.1

Second quarter revenue grew 25% year-over-year to $509 million Strong growth of larger customers, with about 2,990 $100k+ ARR customers, up from about 2,420 a year ago Announced innovations for Generative AI, Observability, Security, Developer Experi

Exhibit 99.1 Datadog Announces Second Quarter 2023 Financial Results August 8, 2023 Second quarter revenue grew 25% year-over-year to $509 million Strong growth of larger customers, with about 2,990 $100k+ ARR customers, up from about 2,420 a year ago Announced innovations for Generative AI, Observability, Security, Developer Experience, and Cost Management at DASH 2023 Named a Leader in the 2023

August 8, 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): August 8, 2023 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

June 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): June 8, 2023 Datadog, Inc. (Exact

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 8, 2023 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Number)

May 18, 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. )

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)

May 5, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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: 001-39051 Datadog, Inc.

May 4, 2023 EX-99.1

First quarter revenue grew 33% year-over-year to $482 million Strong growth of larger customers, with about 2,910 $100k+ ARR customers, up from about 2,250 a year ago Launched Data Streams Monitoring and Application Vulnerability Management

Exhibit 99.1 Datadog Announces First Quarter 2023 Financial Results May 4, 2023 First quarter revenue grew 33% year-over-year to $482 million Strong growth of larger customers, with about 2,910 $100k+ ARR customers, up from about 2,250 a year ago Launched Data Streams Monitoring and Application Vulnerability Management NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and security platform for

May 4, 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 4, 2023 Datadog, Inc. (Exact

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 4, 2023 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 21, 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. )

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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

April 21, 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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitte

March 3, 2023 S-8

Power of Attorney (included on the signature page of this Form S-8).

S-8 As filed with the Securities and Exchange Commission on March 3, 2023. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Datadog, Inc. (Exact name of Registrant as specified in its charter) Delaware 27-2825503 (State or other jurisdiction of incorporation or organization) (I.R.S. Employ

March 3, 2023 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-8 Datadog, Inc. 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 Fees to be Paid Equity Class A Common Stock, par value $0.00001 per share, 2019 Equity Incentive Plan Other

February 24, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☒ 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 For the transition period from to Commission File Number: 001-39051 Datadog, Inc.

February 24, 2023 EX-10.12

Amended Offer Letter, by and between Datadog, Inc. and Sean Walters, dated January 5, 2022

Exhibit 10.12 Datadog, Inc. 620 8th Avenue, 45th Floor New York, NY 10018 (866) 329-4466 www.datadoghq.com January 5, 2022 Sean Walters [email protected] Sean, Datadog, Inc. (the “Company”) is pleased to update the original terms of your employment set forth in the letter agreement dated February 9, 2018 (the “Original Offer Letter”) as follows: 1.Position. Your title will be Chief Revenue Officer an

February 24, 2023 EX-21.1

List of Subsidiaries of Datadog, Inc.

Exhibit 21.1 List of Subsidiaries of Datadog, Inc. Name Jurisdiction Datadog France SAS France Datadog Ireland Limited Ireland Datadog Cloud Spain SL Spain Datadog Ireland Limited UK Branch United Kingdom Datadog Netherlands BV Netherlands

February 16, 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): February 16, 2023 Datadog, Inc. (

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 16, 2023 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Nu

February 16, 2023 EX-99.1

Fourth quarter revenue grew 44% year-over-year to $469 million Strong growth of larger customers, with 317 $1 million+ ARR customers, up from 216 a year ago Launched Universal Service Monitoring

Exhibit 99.1 Datadog Announces Fourth Quarter and Fiscal Year 2022 Financial Results February 16, 2023 Fourth quarter revenue grew 44% year-over-year to $469 million Strong growth of larger customers, with 317 $1 million+ ARR customers, up from 216 a year ago Launched Universal Service Monitoring NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the observability and security platform for cloud applications,

February 14, 2023 SC 13G/A

DDOG / Datadog, Inc. Class A / Pomel Olivier - SC 13G/A Passive Investment

SC 13G/A 1 d443443dsc13ga.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L 103 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropri

February 14, 2023 SC 13G/A

DDOG / Datadog, Inc. Class A / Le-Quoc Alexis - SC 13G/A Passive Investment

SC 13G/A 1 d409291dsc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 3)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L 103 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Chec

February 14, 2023 SC 13G/A

DDOG / Datadog, Inc. Class A / ICONIQ STRATEGIC PARTNERS II, L.P. - SC 13G/A Passive Investment

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 3)* Datadog, Inc. (Name of Issuer) CLASS A COMMON STOCK, $0.00001 PAR VALUE PER SHARE (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desi

February 14, 2023 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 EXHIBIT 99.1 JOINT FILING AGREEMENT Each of the undersigned, pursuant to Rule 13d-1(k)(1) under the Act, hereby agrees and acknowledges that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of the Class A Common Stock and the information required by this Schedule 13G, to which this Agreement is att

February 13, 2023 SC 13G/A

DDOG / Datadog, Inc. Class A / Enfield Investments Holdings Ltd - SC 13G/A Passive Investment

SC 13G/A 1 tm236314d1sc13ga.htm SC 13G/A Securities and Exchange Commission Washington, D.C. 20549 Schedule 13G (Rule 13d-102) Information to be Included in Statements Filed Pursuant to § 240.13d-1(b), (c) and (d) and Amendments Thereto Filed Pursuant to § 240.13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 3)* Datadog, Inc. (Name of Issuer) Class A Common Stock (Title of Class of S

February 9, 2023 SC 13G/A

DDOG / Datadog, Inc. Class A / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv0710-datadogincclassa.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 2)* Name of issuer: Datadog Inc. Class A Title of Class of Securities: Common Stock CUSIP Number: 23804L103 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designa

November 4, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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: 001-39051 Datadog, Inc.

November 3, 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 3, 2022 Datadog, Inc. (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): November 3, 2022 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Num

November 3, 2022 EX-99.1

Third quarter revenue grew 61% year-over-year to $437 million Strong growth of larger customers, with about 2,600 $100k+ ARR customers, up from about 1,800 a year ago Announced 18 new products and features at Dash

Exhibit 99.1 Datadog Announces Third Quarter 2022 Financial Results November 3, 2022 Third quarter revenue grew 61% year-over-year to $437 million Strong growth of larger customers, with about 2,600 $100k+ ARR customers, up from about 1,800 a year ago Announced 18 new products and features at Dash NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and security platform for cloud applications, t

August 8, 2022 EX-10.1

Performance Stock Units (PSU) Grant Notice and Award Agreement

Datadog, Inc. PSU Award Grant Notice (2019 Equity Incentive Plan) Datadog, Inc. (the ?Company?) has awarded to you (the ?Participant?) the number of performance restricted stock units specified and on the terms set forth below in consideration of your services (the ?PSU Award?). Your PSU Award is subject to all of the terms and conditions as set forth herein and in the Company?s 2019 Equity Incent

August 8, 2022 EX-10.2

Lease, by and between Datadog, Inc. and FC Eighth Ave., LLC, dated July 28,2022.

Certain information has been excluded from this agreement (indicated by ?[***]?) because such information is both not material and the type that the registrant customarily and actually treats as private or confidential.

August 8, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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: 001-39051 Datadog, Inc.

August 4, 2022 EX-99.1

Second quarter revenue grew 74% year-over-year to $406 million Strong growth of larger customers, with about 2,420 $100k+ ARR customers, up from 1,570 a year ago Launched Observability Pipelines product

Exhibit 99.1 Datadog Announces Second Quarter 2022 Financial Results August 4, 2022 Second quarter revenue grew 74% year-over-year to $406 million Strong growth of larger customers, with about 2,420 $100k+ ARR customers, up from 1,570 a year ago Launched Observability Pipelines product NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and security platform for cloud applications, today announc

August 4, 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): August 4, 2022 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

June 3, 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): June 2, 2022 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Number)

May 6, 2022 EX-10.1

Offer Letter, by and between Datadog, Inc. and Adam Blitzer, dated April 23, 2021.

Exhibit 10.1 Datadog, Inc. 620 8th Avenue, 45th Floor New York, NY 10018 (866) 329-4466 www.datadoghq.com April 23, 2021 Adam Blitzer [email protected] Adam, Datadog, Inc. (the ?Company?) is pleased to offer you employment on the following terms: 1.Position. Your initial title will be Chief Operating Officer and you will initially report to the Company?s Chief Executive Officer beginning on M

May 6, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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: 001-39051 Datadog, Inc.

May 5, 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 5, 2022 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Number)

May 5, 2022 EX-99.1

First quarter revenue grew 83% year-over-year to $363 million Strong growth of larger customers, with about 2,250 $100k+ ARR customers, up from 1,406 a year ago Launched Application Security Monitoring product

Exhibit 99.1 Datadog Announces First Quarter 2022 Financial Results May 5, 2022 First quarter revenue grew 83% year-over-year to $363 million Strong growth of larger customers, with about 2,250 $100k+ ARR customers, up from 1,406 a year ago Launched Application Security Monitoring product NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and security platform for cloud applications, today anno

April 20, 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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitte

April 20, 2022 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 1 datadognoticefy2021.htm 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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Comm

February 25, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ? 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 For the transition period from to Commission File Number: 001-39051 Datadog, Inc.

February 25, 2022 EX-21.1

List of Subsidiaries of Datadog, Inc.

Exhibit 21.1 List of Subsidiaries of Datadog, Inc. Name Jurisdiction Datadog France SAS France Datadog Holding Limited Ireland Datadog Germany GmbH Germany Datadog Ireland Limited Ireland Datadog Japan GK Japan DDog Singapore PTE. LTD. Singapore Datadog Ireland Limited Australia Branch Australia Datadog Ireland Limited UK Branch United Kingdom Datadog Netherlands BV Netherlands Datadog Services Ca

February 14, 2022 EX-99.1

JOINT FILING AGREEMENT

CUSIP No. 23804L103 SCHEDULE 13G Page 14 of 15 Pages EXHIBIT 99.1 JOINT FILING AGREEMENT Each of the undersigned, pursuant to Rule 13d-1(k)(1) under the Act, hereby agrees and acknowledges that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of the Class A Common Stock and the information required by this

February 14, 2022 SC 13G/A

DDOG / Datadog, Inc. Class A / ICONIQ STRATEGIC PARTNERS II, L.P. - SC 13G/A Passive Investment

CUSIP No. 23804L103 SCHEDULE 13G Page 1 of 25 Pages UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2)* Datadog, Inc. (Name of Issuer) CLASS A COMMON STOCK, $0.00001 PAR VALUE PER SHARE (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this S

February 14, 2022 SC 13G/A

DDOG / Datadog, Inc. Class A / Index Ventures VI (Jersey) LP - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2)* Datadog, Inc. (Name of Issuer) CLASS A COMMON STOCK, $0.00001 PAR VALUE PER SHARE (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the

February 14, 2022 EX-99.1

JOINT FILING AGREEMENT

EXHIBIT 99.1 JOINT FILING AGREEMENT Each of the undersigned, pursuant to Rule 13d-1(k)(1) under the Act, hereby agrees and acknowledges that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of the Class A Common Stock and the information required by this Schedule 13G, to which this Agreement is attached as

February 11, 2022 SC 13G

DDOG / Datadog, Inc. Class A / Le-Quoc Alexis - SC 13G Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

February 11, 2022 SC 13G/A

DDOG / Datadog, Inc. Class A / Pomel Olivier - SC 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

February 11, 2022 SC 13G/A

DDOG / Datadog, Inc. Class A / Enfield Investments Holdings Ltd - SC 13G/A Passive Investment

Securities and Exchange Commission Washington, D.C. 20549 Schedule 13G (Rule 13d-102) Information to be Included in Statements Filed Pursuant to ? 240.13d-1(b), (c) and (d) and Amendments Thereto Filed Pursuant to ? 240.13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2)* Datadog, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 23804L103 (CUSIP Number) December 31,

February 10, 2022 EX-99.1

Fourth quarter revenue grew 84% year-over-year to $326 million Strong growth of larger customers, with 216 $1 million+ ARR customers, up from 101 a year ago Achieved FedRAMP moderate-impact authorization Launched Sensitive Data Scanner

Exhibit 99.1 Datadog Announces Fourth Quarter and Fiscal Year 2021 Financial Results February 10, 2022 Fourth quarter revenue grew 84% year-over-year to $326 million Strong growth of larger customers, with 216 $1 million+ ARR customers, up from 101 a year ago Achieved FedRAMP moderate-impact authorization Launched Sensitive Data Scanner NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and sec

February 10, 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 10, 2022 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Nu

February 9, 2022 SC 13G/A

DDOG / Datadog, Inc. Class A / 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.: 1)* Name of issuer: Datadog Inc. Class A Title of Class of Securities: Common Stock CUSIP Number: 23804L103 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:

November 5, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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: 001-39051 Datadog, Inc.

November 5, 2021 EX-10.1

Amended and Restated Non-Employee Director Compensation Policy.

Exhibit 10.1 DATADOG, INC. NON-EMPLOYEE DIRECTOR COMPENSATION POLICY AMENDED AND RESTATED AS OF MAY 13, 2021 Each member of the Board of Directors (the ?Board?) of Datadog, Inc. (the ?Company?) who is a non-employee director of the Company (each such member, a ?Non-Employee Director?) will be eligible to receive the compensation described in this Amended and Restated Non-Employee Director Compensa

November 4, 2021 EX-99.1

Third quarter revenue grew 75% year-over-year to $270 million Strong growth of larger customers, with 1,800 $100k+ ARR customers, up from 1,082 a year ago Announced ten new products and features at Dash

Exhibit 99.1 Datadog Announces Third Quarter 2021 Financial Results November 4, 2021 Third quarter revenue grew 75% year-over-year to $270 million Strong growth of larger customers, with 1,800 $100k+ ARR customers, up from 1,082 a year ago Announced ten new products and features at Dash NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitoring and security platform for cloud applications, today announ

November 4, 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 4, 2021 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Num

August 6, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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: 001-39051 Datadog, Inc.

August 5, 2021 EX-99.1

Second quarter revenue grew 67% year-over-year to $234 million Strong growth of larger customers, with 1,610 $100k+ ARR customers, up from 1,015 a year ago Launched general availability of Cloud Security Posture Management and Cloud Workload Security

Exhibit 99.1 Datadog Announces Second Quarter 2021 Financial Results August 5, 2021 Second quarter revenue grew 67% year-over-year to $234 million Strong growth of larger customers, with 1,610 $100k+ ARR customers, up from 1,015 a year ago Launched general availability of Cloud Security Posture Management and Cloud Workload Security products Announced beta of CI Visibility product NEW YORK- Datado

August 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): August 5, 2021 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

June 16, 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): June 10, 2021 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Number

May 7, 2021 EX-10.1

Offer Letter, by and between Datadog, Inc. and Alexis Lê-Quôc, dated May 20, 2011.

Exhibit 10.1 Datadog, Inc. May 20, 2011 Alexis Le-Quoc [home address] Dear Alexis: Datadog, Inc. (the ?Company?) is pleased to offer you employment on the following terms: 1.Position. Your initial title will be Chief Product Officer, and you will initially report to the Company?s Chief Executive Officer. This is a full-time position. While you render services to the Company, you will not engage in

May 7, 2021 EX-10.2

Offer Letter, by and between Datadog, Inc. and Amit Agarwal, dated May 4, 2012.

Exhibit 10.2 http://www.datadoghq.com 1140 Broadway, Suite 501 New York, NY 10001 May 4, 2012 Attn: Amit Agarwal [home address] Dear Amit: Datadog, Inc. (the ?Company?) is pleased to offer you employment on the following terms: 1.Position. Your initial title will be Vice President of Product, and you will initially report to the Company?s CEO. This is a full-time position. While you render service

May 7, 2021 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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: 001-39051 Datadog, Inc.

May 7, 2021 EX-10.3

Offer Letter, by and between Datadog, Inc. and Dan Fougere, dated December 18, 2016

Exhibit 10.3 Datadog, Inc. 620 8th Ave, 45th Fl New York, NY 10018 www.datadoghq.com December 18, 2016 Mr. Dan Fougere Dear Dan: Datadog, Inc. (the ?Company?) is pleased to offer you a consulting services relationship, and subsequent full-time employment, on the terms set forth in this letter agreement (this ?Agreement?): 1.Consulting. You will provide financial and business consulting and advisor

May 6, 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 6, 2021 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Number)

May 6, 2021 EX-99.1

First quarter revenue grew 51% year-over-year to $199 million Strong growth of larger customers, with 1,437 $100k+ ARR customers, up from 960 a year ago Closed on acquisitions of Sqreen and Timber Named a Leader in the 2021 Gartner Magic Quadrant for

Exhibit 99.1 Datadog Announces First Quarter Results May 6, 2021 First quarter revenue grew 51% year-over-year to $199 million Strong growth of larger customers, with 1,437 $100k+ ARR customers, up from 960 a year ago Closed on acquisitions of Sqreen and Timber Named a Leader in the 2021 Gartner Magic Quadrant for Application Performance Monitoring NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monito

April 23, 2021 DEFA14A

- DEFA14A

DEFA14A 1 d161172ddefa14a.htm 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 Commissi

April 23, 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 12, 2021 S-8

- S-8

As filed with the Securities and Exchange Commission on March 12, 2021. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Datadog, Inc. (Exact name of registrant as specified in its charter) Delaware 27-2825503 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer

March 1, 2021 EX-10.14

Agreement of Sublease, by and between Datadog, Inc. and Clearbridge Investments, LLC, dated July 9, 2020

Exhibit 10.14 AGREEMENT OF SUBLEASE Between CLEARBRIDGE INVESTMENTS, LLC, as Sublandlord and DATADOG, INC., as Subtenant Dated as of July 9, 2020 Subleased Premises: 49th Floor 620 Eighth Avenue New York, New York Table of Contents Page 1. Subleasing of the Subleased Premises - 1 - 2. Term - 1 - 3. Rent and Other Charges - 3 - 4. Use - 6 - 5. Covenants with Respect to the Lease - 6 - 6. Subordinat

March 1, 2021 EX-21.1

List of Significant Subsidiaries of Datadog, Inc.

Exhibit 21.1 Significant Subsidiaries of Datadog, Inc. Name Jurisdiction Datadog France SAS France Datadog Holding Limited Ireland Datadog Germany GmbH Germany Datadog Ireland Limited Ireland Datadog Japan GK Japan DDog Singapore PTE. LTD. Singapore Datadog Ireland Limited Australia Branch Australia Datadog Ireland Limited UK Branch United Kingdom Datadog Netherlands BV Netherlands Datadog Service

March 1, 2021 10-K

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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: 001-39051 Datadog, Inc.

February 16, 2021 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 EXHIBIT 99.1 JOINT FILING AGREEMENT Each of the undersigned, pursuant to Rule 13d-1(k)(1) under the Act, hereby agrees and acknowledges that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of the Class A Common Stock and the information required by this Schedule 13G, to which this Agreement is att

February 16, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) CLASS A COMMON STOCK, $0.00001 PAR VALUE PER SHARE (Title of Class of Sec

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) CLASS A COMMON STOCK, $0.00001 PAR VALUE PER SHARE (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desi

February 16, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Sec

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L103 (CUSIP Number) Whale Rock Capital Management LLC 2 International Place, 24th Floor Boston, MA 02110 (617) 502-9909 (Na

February 16, 2021 EX-99

JOINT FILING AGREEMENT

EX-99 2 a21-65751ex99.htm EX-99 Exhibit 99 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that they are jointly filing this statement on Schedule 13G. Each of them is responsible for the timely filing of such statement and any amendments thereto, and for the completeness and accuracy of the

February 16, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L

SC 13G/A SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

February 16, 2021 SC 13G/A

United States Securities and Exchange Commission Washington, D.C. 20549 Schedule 13G (Rule 13d-102) Information to be Included in Statements Filed Pursuant to § 240.13d-1(b), (c) and (d) and Amendments Thereto Filed Pursuant to § 240.13d-2 UNDER THE

United States Securities and Exchange Commission Washington, D.C. 20549 Schedule 13G (Rule 13d-102) Information to be Included in Statements Filed Pursuant to § 240.13d-1(b), (c) and (d) and Amendments Thereto Filed Pursuant to § 240.13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 23804L103 (CUSIP Number)

February 16, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (b) (Amendment No. 1) * Datadog, Inc. (Name

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (b) (Amendment No. 1) * Datadog, Inc. (Name of Issuer) Class A Common Stock, par value $0.00001 (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2020 (Date of Event Which Req

February 16, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L

SC 13G/A SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.

February 16, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* Datadog, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No.

February 16, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L

SC 13G/A SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

February 16, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) Class A common stock, par value $0.00001 per share (Title of Class of Sec

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) Class A common stock, par value $0.00001 per share (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desi

February 12, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) CLASS A COMMON STOCK, $0.00001 PAR VALUE PER SHARE (Title of Class of Sec

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) CLASS A COMMON STOCK, $0.00001 PAR VALUE PER SHARE (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desi

February 12, 2021 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 EXHIBIT 99.1 JOINT FILING AGREEMENT Each of the undersigned, pursuant to Rule 13d-1(k)(1) under the Act, hereby agrees and acknowledges that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of the Class A Common Stock and the information required by this Schedule 13G, to which this Agreement is att

February 12, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Sec

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L103 (CUSIP Number) Whale Rock Capital Management LLC 2 International Place, 24th Floor Boston, MA 02110 (617) 502-9909 (Na

February 11, 2021 EX-99.1

Joint Filing Agreement dated February 11, 2021 among the Reporting Persons

EX-99.1 EXHIBIT 99.1 Joint Filing Agreement In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, each of the undersigned hereby agrees to the joint filing, along with all other such undersigned, on behalf of the Reporting Persons (as defined in the joint filing), of a statement on Schedule 13G (including amendments thereto) with respect to the common stock, pa

February 11, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Amendment No. 2) Under the Securities Exchange Act of 1934 Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Secu

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Amendment No. 2) Under the Securities Exchange Act of 1934 Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desig

February 11, 2021 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): February 11, 2021 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Nu

February 11, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value (Title of Class of Securities) (

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2020 Date of Event Which Requires Filing of the Statement Check the appropriate box to designate the rul

February 11, 2021 EX-99.1

Fourth quarter revenue grew 56% year-over-year to $178 million Strong growth of larger customers, with 97 $1 million+ ARR customers, up from 50 a year ago Announced an agreement to acquire Sqreen, a SaaS based security platform, and the acquisition o

Exhibit 99.1 Datadog Announces Fourth Quarter and Full Year 2020 Results February 11, 2021 Fourth quarter revenue grew 56% year-over-year to $178 million Strong growth of larger customers, with 97 $1 million+ ARR customers, up from 50 a year ago Announced an agreement to acquire Sqreen, a SaaS based security platform, and the acquisition of Timber Technologies, the makers of an observability data

February 10, 2021 SC 13G

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 Name of issuer: Datadog Inc. Class A Title of Class of Securities: Common Stock CUSIP Number: 23804L103 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 13d-1(b) ☐ Ru

January 26, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Sec

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) Class A Common Stock: 23804L103 (CUSIP Number) Contour Venture Partners LP 475 Park Avenue South, 6th Floor New York, NY 10016 (212)

November 12, 2020 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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: 001-39051 Datadog, Inc.

November 10, 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): November 10, 2020 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Nu

November 10, 2020 EX-99.1

Third quarter revenue grew 61% year-over-year to $155 million Strong growth of larger customers, with 1,107 $100k+ ARR customers, up from 727 a year ago Announced 8 new products and features at annual Dash conference Announced a strategic partnership

Exhibit 99.1 Datadog Announces Third Quarter Results November 10, 2020 Third quarter revenue grew 61% year-over-year to $155 million Strong growth of larger customers, with 1,107 $100k+ ARR customers, up from 727 a year ago Announced 8 new products and features at annual Dash conference Announced a strategic partnership with Microsoft and an extended partnership with Google NEW YORK- Datadog, Inc.

August 10, 2020 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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: 001-39051 Datadog, Inc.

August 6, 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): August 6, 2020 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

August 6, 2020 EX-99.1

Second quarter revenue grew 68% year-over-year to $140 million Strong growth of larger customers, with 1,015 $100k+ ARR customers, up from 594 a year ago Achieved FedRAMP authorization for low-impact SaaS Acquired Undefined Labs to provide visibility

Exhibit 99.1 Datadog Announces Second Quarter Results August 6, 2020 Second quarter revenue grew 68% year-over-year to $140 million Strong growth of larger customers, with 1,015 $100k+ ARR customers, up from 594 a year ago Achieved FedRAMP authorization for low-impact SaaS Acquired Undefined Labs to provide visibility early in the development cycle NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monito

June 16, 2020 CORRESP

-

CORRESP *FOIA Confidential Treatment Request* Confidential Treatment Requested by Datadog, Inc.

June 15, 2020 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): June 11, 2020 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Nu

June 2, 2020 EX-10.1

Form of Confirmation for Capped Call Transaction.

EX-10.1 Exhibit 10.1 [Dealer name and address] To: Datadog, Inc. 620 Eighth Avenue, 45th Floor New York, NY 10018 From: [Dealer] Re: [Base][Additional] Capped Call Transaction Date: [ ], 2020 Dear Ladies and Gentlemen: The purpose of this communication (this “Confirmation”) is to set forth the terms and conditions of the above-referenced transaction entered into on the Trade Date specified below (

June 2, 2020 8-K

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

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 28, 2020 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Num

June 2, 2020 EX-4.1

Indenture, dated June 2, 2020, between Datadog, Inc. and U.S. Bank National Association, as Trustee.

EX-4.1 Exhibit 4.1 EXECUTION VERSION DATADOG, INC. AND U.S. BANK NATIONAL ASSOCIATION, as Trustee INDENTURE Dated as of June 2, 2020 0.125% Convertible Senior Notes due 2025 TABLE OF CONTENTS PAGE ARTICLE 1 DEFINITIONS Section 1.01 . Definitions 1 Section 1.02 . References to Interest 14 ARTICLE 2 ISSUE, DESCRIPTION, EXECUTION, REGISTRATION AND EXCHANGE OF NOTES Section 2.01 . Designation and Amou

May 21, 2020 CORRESP

-

CORRESP Nicole C. Brookshire +1 (857) 241-0211 [email protected] Via EDGAR and Overnight Courier May 21, 2020 U.S. Securities and Exchange Commission Division of Corporation Finance Office of Information Technology 100 F Street, N.E. Washington, D.C. 20549 Attention: Kathleen Collins, Accounting Branch Chief Eiko Yaoita Pyles, Staff Accountant Jan Woo, Legal Branch Chief Re: Datadog, Inc. For

May 15, 2020 CORRESP

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CORRESP May 15, 2020 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance Office of Information Technology 100 F Street, N.E. Washington, D.C. 20549 Attention: Kathleen Collins, Accounting Branch Chief Eiko Yaoita Pyles, Staff Accountant Re: Datadog, Inc. Form 10-K for the Fiscal Year Ended December 31, 2019 Filed February 25, 2020 File No. 001-39051 Ladies and Gentlem

May 12, 2020 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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: 001-39051 Datadog, Inc.

May 11, 2020 EX-99.1

First quarter revenue grew 87% year-over-year to $131 million Strong growth of larger customers, with 960 $100k+ ARR customers versus 508 a year ago Launched Security Monitoring to break down the silos between security, dev, and ops Surpassed 400 out

Exhibit 99.1 Datadog Announces First Quarter Results May 11, 2020 First quarter revenue grew 87% year-over-year to $131 million Strong growth of larger customers, with 960 $100k+ ARR customers versus 508 a year ago Launched Security Monitoring to break down the silos between security, dev, and ops Surpassed 400 out-of-the-box supported integrations NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monito

May 11, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, 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): May 11, 2020 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 24, 2020 DEF 14A

- DEF 14A

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

April 24, 2020 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

March 23, 2020 EX-99

JOINT FILING AGREEMENT

Exhibit 99 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that they are jointly filing this statement on Schedule 13G.

March 23, 2020 SC 13G

23804L103 / Datadog Inc / Enfield Investments Holdings Corp. - SC 13G Passive Investment

United States Securities and Exchange Commission Washington, D.C. 20549 Schedule 13G (Rule 13d-102) Information to be Included in Statements Filed Pursuant to § 240.13d-1(b), (c) and (d) and Amendments Thereto Filed Pursuant to § 240.13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )* Datadog, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 23804L103 (CUSIP Number)

March 13, 2020 S-8

DDOG / Datadog, Inc. Class A S-8 - - S-8

S-8 As filed with the Securities and Exchange Commission on March 13, 2020. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Datadog, Inc. (Exact name of registrant as specified in its charter) Delaware 27-2825503 (State or other jurisdiction of incorporation or organization) (I.R.S. Emplo

February 25, 2020 EX-4.2

Description of Securities.

Exhibit 4.2 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 As of December 31, 2019, Datadog, Inc. had one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended, or the Exchange Act: our Class A common stock, $0.00001 par value per share. References herein to the terms “we,” “our” and “

February 25, 2020 EX-21.1

List of Subsidiaries of Datadog, Inc.

Exhibit 21.1 Subsidiaries of Datadog, Inc. Name Jurisdiction Datadog France SAS France Madumbo SAS France Datadog Holding Limited Ireland Focusmatic SAS France 1533 Systems LLC United States Datadog Germany GmbH Germany Datadog Ireland Limited Ireland Datadog Japan GK Japan DDog Singapore PTE. LTD. Singapore Datadog Ireland Limited Australia Branch Australia Datadog Ireland Limited UK Branch Unite

February 25, 2020 10-K

Form 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☒ 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 For the transition period from to Commission File Number: 001-39051 Datadog, Inc.

February 14, 2020 EX-99.A

JOINT FILING AGREEMENT

EX-99.A 2 d837817dex99a.htm EXHIBIT A EXHIBIT A JOINT FILING AGREEMENT In accordance with Rule 13d-1(k) of the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a Statement on Schedule 13G (including any and all amendments thereto) with respect to the Class A common stock, par value $0.00001 per share, of Datadog, Inc. and further a

February 14, 2020 SC 13G

23804L103 / Datadog Inc / STAD MARC - SC 13G Passive Investment

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ) * Datadog, Inc. (Name of Issuer) Class A common stock, par value $0.00001 per share (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to design

February 14, 2020 EX-24

POWER OF ATTORNEY

EX-24 EXHIBIT 24 POWER OF ATTORNEY Know all by these presents that each of the undersigned hereby constitutes and appoints each of Bonnie Lewis and Rufus King of OpenView Partners, signing individually, the undersigned’s true and lawful attorneys-in-fact and agents, with respect to the undersigned’s holdings of and transactions in securities issued by Datadog, Inc.

February 14, 2020 SC 13G

23804L103 / Datadog Inc / OpenView Management, LLC - SC 13G Passive Investment

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2019 Date of Event Which Requires Filing of the Statement Check the appropriate box to designate the rule p

February 14, 2020 SC 13G

23804L103 / Datadog Inc / Meritech Capital Partners V L.p. - SCHEDULE 13/G Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (b) (Amendment No. ) * DataDog, Inc. (Name of Issuer) Class A Common Stock, par value $0.00001 (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2019 (Date of Event Which Requ

February 14, 2020 SC 13G/A

23804L103 / Datadog Inc / Holocene Advisors, Lp - SCHEDULE 13G HOLDINGS REPORT AMENDMENT Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No.

February 14, 2020 SC 13G

23804L103 / Datadog Inc / Index Ventures VI (Jersey) LP - SC 13G Passive Investment

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )* Datadog, Inc. (Name of Issuer) CLASS A COMMON STOCK, $0.00001 PAR VALUE PER SHARE (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designa

February 14, 2020 SC 13G/A

23804L103 / Datadog Inc / Whale Rock Capital Management LLC - SC 13G/A Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L103 (CUSIP Number) Whale Rock Capital Management LLC 2 International Place, 24th Floor Boston, MA 02110 (617) 502-9909 (Na

February 14, 2020 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 EXHIBIT 99.1 JOINT FILING AGREEMENT Each of the undersigned, pursuant to Rule 13d-1(k)(1) under the Act, hereby agrees and acknowledges that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of the Class A Common Stock and the information required by this Schedule 13G, to which this Agreement is att

February 14, 2020 SC 13G

23804L103 / Datadog Inc / Iconiq Strategic Partners Ii, L.p. - SC 13G Passive Investment

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )* Datadog, Inc. (Name of Issuer) CLASS A COMMON STOCK, $0.00001 PAR VALUE PER SHARE (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designa

February 14, 2020 SC 13G

23804L103 / Datadog Inc / CONTOUR VENTURE PARTNERS LP - SC 13G Passive Investment

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) Class A Common Stock: 23804L103 (CUSIP Number) Contour Venture Partners LP 475 Park Avenue South, 6th Floor New York, NY 10016 (212) 64

February 13, 2020 SC 13G

DDOG / Datadog, Inc. Class A / Le-Quoc Alexis - SC 13G Passive Investment

SC 13G SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

February 13, 2020 EX-99.1

Joint Filing Agreement

EX-99.1 EXHIBIT 99.1 Joint Filing Agreement In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, each of the undersigned hereby agrees to the joint filing, along with all other such undersigned, on behalf of the Reporting Persons (as defined in the joint filing), of a statement on Schedule 13G (including amendments thereto) with respect to the common stock par

February 13, 2020 SC 13G/A

23804L103 / Datadog Inc / Fifth Street Station Llc - SC 13G/A Passive Investment

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Amendment No. 1) Under the Securities Exchange Act of 1934 Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L103 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desig

February 13, 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 13, 2020 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Nu

February 13, 2020 SC 13G

DDOG / Datadog, Inc. Class A / Agarwal Amit - SC 13G Passive Investment

SC 13G SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

February 13, 2020 EX-99.1

Fourth quarter revenue grew 85% year-over-year to $114 million Strong growth of larger customers, with 858 $100k+ ARR customers versus 453 a year-ago Announced Security Monitoring to break the silos between security, dev, and ops Launched Network Per

Exhibit 99.1 Datadog Announces Fourth Quarter and Full Year 2019 Results February 13, 2020 Fourth quarter revenue grew 85% year-over-year to $114 million Strong growth of larger customers, with 858 $100k+ ARR customers versus 453 a year-ago Announced Security Monitoring to break the silos between security, dev, and ops Launched Network Performance Monitoring and Real User Monitoring NEW YORK- Data

February 13, 2020 SC 13G

DDOG / Datadog, Inc. Class A / Pomel Olivier - SC 13G Passive Investment

SC 13G SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

December 30, 2019 SC 13G

DDOG / Datadog, Inc. Class A / Holocene Advisors, Lp - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.

December 6, 2019 8-K

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): December 6, 2019 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File

November 13, 2019 10-Q

DDOG / Datadog, Inc. Class A 10-Q - Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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: 001-39051 Datadog, Inc.

November 12, 2019 EX-99.1

Third quarter revenue grew 88% year-over-year to $96 million Strong growth of larger customers, with 727 $100k+ ARR customers versus 377 a year-ago Announced 15+ new products and functionalities at annual user conference Raised $709 million through i

Exhibit 99.1 Datadog Announces Third Quarter 2019 Results November 12, 2019 Third quarter revenue grew 88% year-over-year to $96 million Strong growth of larger customers, with 727 $100k+ ARR customers versus 377 a year-ago Announced 15+ new products and functionalities at annual user conference Raised $709 million through initial public offering NEW YORK- Datadog, Inc. (NASDAQ:DDOG), the monitori

November 12, 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): November 12, 2019 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commission File Nu

November 1, 2019 SC 13G

DDOG / Datadog, Inc. Class A / Whale Rock Capital Management LLC - SC 13G Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.)* Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L103 (CUSIP Number) Whale Rock Capital Management LLC 2 International Place, 24th Floor Boston, MA 02110 (617) 502-9909 (Name

November 1, 2019 EX-99

JOINT FILING AGREEMENT

Exhibit 99.1 JOINT FILING AGREEMENT This Joint Filing Agreement, dated as of November 1, 2019 is by and among Whale Rock Capital Management LLC and Alexander Sacerdote (collectively, the "Filers"). Each of the Filers may be required to file with the United States Securities and Exchange Commission a statement on Schedule 13G and/or 13D with respect to Class A Common Stock, $0.00001 par value per s

October 18, 2019 SC 13G

DDOG / Datadog, Inc. Class A / Fifth Street Station Llc - SC 13G Passive Investment

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Datadog, Inc. (Name of Issuer) Class A Common Stock, $0.00001 par value per share (Title of Class of Securities) 23804L103 (CUSIP Number) September 19, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursu

September 23, 2019 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits

Form 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): September 23, 2019 Datadog, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39051 27-2825503 (State or Other Jurisdiction of Incorporation) (Commissi

September 23, 2019 EX-3.1

Amended and Restated Certificate of Incorporation of Datadog, Inc.

EX-3.1 Exhibit 3.1 AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF DATADOG, INC. Olivier Pomel hereby certifies that: ONE: The original date of filing the original Certificate of Incorporation of this company with the Secretary of State of the State of Delaware was June 4, 2010. TWO: He is the duly elected and acting Chief Executive Officer of DATADOG, INC., a Delaware corporation. THREE: The

September 23, 2019 EX-4.4

Form of Registrant’s Class B Common Stock Certificate.

EX-4.4 Exhibit 4.4 DELAWARE SEAL JUNE 2010 CORPORATE DATADOG, INC. AUTHORIZED OFFICER TRANSFER AGENT AND REGISTRAR (BROOKLYN, NY) AMERICAN STOCK TRANSFER & TRUST COMPANY, LLC BY: COUNTERSIGNED AND REGISTERED: CHIEF FINANCIAL OFFICER CHIEF EXECUTIVE OFFICER transferable on the books of the corporation in person or by duly authorized attorney, upon surrender of this Certificate properly endorsed. Th

September 23, 2019 S-8

Form S-8

S-8 As filed with the Securities and Exchange Commission on September 23, 2019. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Datadog, Inc. (Exact name of registrant as specified in its charter) Delaware 27-2825503 (State or other jurisdiction of incorporation or organization) (I.R.S. E

September 19, 2019 424B4

TABLE OF CONTENTS

Table of Contents PROSPECTUS DATADOG Class A Common Stock 24,000,000 Shares This is an initial public offering of shares of Class A common stock of Datadog, Inc.

September 17, 2019 S-1/A

As filed with the Securities and Exchange Commission on September 17, 2019.

Table of Contents As filed with the Securities and Exchange Commission on September 17, 2019.

September 17, 2019 CORRESP

DDOG / Datadog, Inc. Class A CORRESP - -

Corresp *FOIA Confidential Treatment Request* Confidential Treatment Requested by Datadog, Inc.

September 16, 2019 CORRESP

DDOG / Datadog, Inc. Class A CORRESP - -

Acceleration Request Datadog, Inc. 620 8th Avenue, 45th Floor New York, New York 10018 September 16, 2019 U.S. Securities and Exchange Commission Division of Corporation Finance Office of Information Technologies and Services 100 F Street, N.E. Washington, D.C. 20549 Attention: Jan Woo, Legal Branch Chief Edwin Kim, Staff Attorney Kathleen Collins, Accounting Branch Chief Eiko Yaoita Pyles, Staff

September 16, 2019 CORRESP

DDOG / Datadog, Inc. Class A CORRESP - -

Acceleration Request Morgan Stanley & Co. LLC 1585 Broadway New York, New York 10036 Goldman Sachs & Co. LLC 200 West Street New York, New York 10282 J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10179 September 16, 2019 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549 Re: Datadog, Inc. Registration Statement

September 16, 2019 8-A12B

Form 8-A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(B) OR (G) OF THE SECURITIES EXCHANGE ACT OF 1934 Datadog, Inc.

September 9, 2019 EX-10.7

Offer Letter, by and between Datadog, Inc. and David Obstler, dated August 28, 2018.

Exhibit 10.7 Datadog, Inc. 620 8th Avenue, 45th Floor New York, NY 10018 (866) 329-4466 www.datadoghq.com August 28, 2018 David Obstler [home address] Dear David: Datadog, Inc. (the ?Company?) is pleased to offer you a consulting services relationship, and subsequent full-time employment, on the terms set forth in this letter agreement (this ?Agreement?): 1. Consulting. You will provide financial

September 9, 2019 EX-3.1

Eighth Amended and Restated Certificate of Incorporation of Datadog, Inc., as currently in effect.

Exhibit 3.1 EIGHTH AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF DATADOG, INC. (Pursuant to Sections 242 and 245 of the General Corporation Law of the State of Delaware) Datadog, Inc., a corporation organized and existing under and by virtue of the provisions of the General Corporation Law of the State of Delaware (the ?General Corporation Law?), DOES HEREBY CERTIFY: 1. That the name of thi

September 9, 2019 EX-10.6

Offer Letter, by and between Datadog, Inc. and Olivier Pomel, dated May 20, 2011.

Exhibit 10.6 DATADOG, INC. May 20, 2011 Olivier Pomel [home address] Dear Olivier: Datadog, Inc. (the ?Company?) is pleased to offer you employment on the following terms: 1. Position. Your initial title will be Chief Executive Officer, and you will initially report to the Company?s Board of Directors. This is a full-time position. While you render services to the Company, you will not engage in a

September 9, 2019 EX-10.3

Datadog, Inc. 2019 Equity Incentive Plan and terms of agreements thereunder.

Exhibit 10.3 DATADOG, INC. 2019 EQUITY INCENTIVE PLAN ADOPTED BY THE BOARD OF DIRECTORS: SEPTEMBER 6, 2019 APPROVED BY THE STOCKHOLDERS: SEPTEMBER 6, 2019 1. GENERAL. (a) Successor to and Continuation of Prior Plan. The Plan is the successor to and continuation of the Prior Plan. As of the Effective Date, (i) no additional awards may be granted under the Prior Plan; (ii) the Prior Plan?s Available

September 9, 2019 EX-10.12

Non-Employee Director Compensation Policy

Exhibit 10.12 DATADOG, INC. NON-EMPLOYEE DIRECTOR COMPENSATION POLICY ADOPTED: SEPTEMBER 6, 2019 Each member of the Board of Directors (the ?Board?) of Datadog, Inc. (the ?Company?) who is a non-employee director of the Company (each such member, a ?Non-Employee Director?) will be eligible to receive the compensation described in this Non-Employee Director Compensation Policy (the ?Policy?) for hi

September 9, 2019 EX-10.4

Datadog, Inc. 2019 Employee Stock Purchase Plan.

Exhibit 10.4 DATADOG, INC. 2019 EMPLOYEE STOCK PURCHASE PLAN ADOPTED BY THE BOARD OF DIRECTORS: SEPTEMBER 6, 2019 APPROVED BY THE STOCKHOLDERS: SEPTEMBER 6, 2019 IPO DATE: , 2019 1. GENERAL; PURPOSE. (a) The Plan provides a means by which Eligible Employees of the Company and certain designated Related Corporations may be given an opportunity to purchase shares of Class A Common Stock. The Plan pe

September 9, 2019 EX-3.2

Form of Amended and Restated Certificate of Incorporation of Datadog, Inc., to be in effect on the completion of the offering.

Exhibit 3.2 AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF DATADOG, INC. Olivier Pomel hereby certifies that: ONE: The original date of filing the original Certificate of Incorporation of this company with the Secretary of State of the State of Delaware was June 4, 2010. TWO: He is the duly elected and acting Chief Executive Officer of DATADOG, INC., a Delaware corporation. THREE: The Certif

September 9, 2019 S-1/A

As filed with the Securities and Exchange Commission on September 9, 2019.

Table of Contents As filed with the Securities and Exchange Commission on September 9, 2019.

September 9, 2019 EX-10.5

Form of Indemnity Agreement entered into by and between Datadog, Inc. and each director and executive officer.

Exhibit 10.5 DATADOG, INC. INDEMNIFICATION AGREEMENT This INDEMNIFICATION AGREEMENT (this ?Agreement?) is dated as of , 20 and is between Datadog, Inc., a Delaware corporation (the ?Company?), and (?Indemnitee?). RECITALS A. Indemnitee?s service to the Company substantially benefits the Company. B. Individuals are reluctant to serve as directors or officers of corporations or in certain other capa

September 9, 2019 EX-10.8

Offer Letter, by and between Datadog, Inc. and Laszlo Kopits, dated February 27, 2017.

Exhibit 10.8 Datadog, Inc. 620 8th Avenue, 45th Floor New York, NY 10018 (866) 329-4466 www.datadoghq.com February 27, 2017 Laszlo Kopits [e-mail address] Laszlo, Datadog, Inc. (the ?Company?) is pleased to convert you to full-time employment on the following terms: 1. Position. Your title will be Interim Deputy General Counsel, and you will report to the Company?s General Counsel. Your start date

September 9, 2019 EX-1.1

Form of Underwriting Agreement.

Exhibit 1.1 [?] Shares DATADOG, INC. CLASS A COMMON STOCK (PAR VALUE $0.00001 PER SHARE) UNDERWRITING AGREEMENT [?], 2019 [?], 2019 Morgan Stanley & Co. LLC Goldman Sachs & Co. LLC J.P. Morgan Securities LLC As Representatives of the several Underwriters named in Schedule I hereto c/o Morgan Stanley & Co. LLC 1585 Broadway New York, New York 10036 c/o Goldman Sachs & Co. LLC 200 West Street New Yo

September 9, 2019 EX-4.1

Form of Class A Common Stock Certificate.

EX-4.1 5 d745413dex41.htm EX-4.1 Exhibit 4.1 DELAWARE SEAL JUNE 2010 CORPORATE DATADOG, INC. AUTHORIZED OFFICER TRANSFER AGENT AND REGISTRAR (BROOKLYN, NY) AMERICAN STOCK TRANSFER & TRUST COMPANY, LLC BY: COUNTERSIGNED AND REGISTERED: CHIEF FINANCIAL OFFICER CHIEF EXECUTIVE OFFICER transferable on the books of the corporation in person or by duly authorized attorney, upon surrender of this Certifi

September 9, 2019 EX-10.13

Form of Change of Control and Severance Agreement

Exhibit 10.13 EXECUTIVE SEVERANCE AGREEMENT This Executive Severance Agreement (the ?Agreement?) is entered into by and between (the ?Executive?) and Datadog, Inc., a Delaware corporation (the ?Company?), effective as of the Effective Date (as defined below). RECITALS A. The Company?s Board of Directors (the ?Board?) believes that it is in the best interests of the Company and its stockholders to

September 3, 2019 CORRESP

DDOG / Datadog, Inc. Class A CORRESP - -

CORRESP 1 filename1.htm *FOIA Confidential Treatment Request* Confidential Treatment Requested by Datadog, Inc. in connection with Registration Statement on Form S-1 filed on August 23, 2019 NICOLE C. BROOKSHIRE +1 617 937 2357 [email protected] VIA EDGAR AND OVERNIGHT COURIER September 3, 2019 U.S. Securities and Exchange Commission Division of Corporation Finance Office of Information Techn

August 29, 2019 CORRESP

DDOG / Datadog, Inc. Class A CORRESP - -

CORRESP *FOIA Confidential Treatment Request* Confidential Treatment Requested by Datadog, Inc.

August 23, 2019 EX-10.9

Agreement of Sub-Sub-Sublease, by and between Datadog, Inc. and Ideeli Inc., dated April 14, 2016

Exhibit 10.9 AGREEMENT OF SUB-SUB-SUBLEASE This AGREEMENT OF SUB-SUB-SUBLEASE (this ?Sub-Sub-sublease?), made as of the 14th day of April, 2016, between IDEELI INC., a Delaware corporation (?Sub-Sub-sublandlord?), and DATADOG, INC, a Delaware corporation (?Sub-Sub-subtenant?). RECITALS: A. WHEREAS, by that certain Lease dated August 16, 2006 (the ?Lease?), between FC Eighth Ave., LLC, a Delaware l

August 23, 2019 S-1

Power of Attorney (included on page II-5).

Table of Contents As filed with the Securities and Exchange Commission on August 23, 2019.

August 23, 2019 EX-10.10

Agreement of Sub-Sublease, by and between Datadog, Inc. and BT Americas Inc., dated September 18, 2017

Exhibit 10.10 AGREEMENT OF SUB-SUBLEASE This AGREEMENT OF SUB-SUBLEASE (this ?Sub-sublease?), made as of the 18th day of September, 2017, between BT AMERICAS INC., a Delaware corporation (?Sub-sublandlord?), and DATADOG, INC, a Delaware corporation (?Sub-subtenant?). RECITALS: A. WHEREAS, by that certain Lease dated August 16, 2006 (the ?Lease?), between FC Eighth Ave., LLC, a Delaware limited lia

August 23, 2019 EX-10.11

Sublease, by and between Datadog, Inc. and Covington & Burling LLP, dated July 19, 2018

Exhibit 10.11 SUBLEASE THIS SUBLEASE (this ?Sublease?), dated as of this 19th day of July 2018, between COVINGTON & BURLING LLP, a District of Columbia limited liability partnership, having an office at One CityCenter, 850 Tenth Street, N.W., Washington, D.C. 20001 (?Sublandlord?) and DATADOG, INC., a Delaware corporation, having an office at 620 Eighth Avenue, 45th Floor, New York, New York (?Sub

August 23, 2019 EX-3.4

Amended and Restated Bylaws of Datadog, Inc.

Exhibit 3.4 AMENDED AND RESTATED BYLAWS OF DATADOG, INC. (A DELAWARE CORPORATION) ARTICLE I OFFICES Section 1. Registered Office. The registered office of the corporation in the State of Delaware shall be as set forth in the Certificate of Incorporation. Section 2. Other Offices. The corporation shall also have and maintain an office or principal place of business at such place as may be fixed by

August 23, 2019 EX-3.3

Amended and Restated Bylaws of Datadog, Inc., as currently in effect

Exhibit 3.3 AMENDED AND RESTATED BYLAWS OF DATADOG, INC. ARTICLE I OFFICES Registered Office. The registered office shall be in the City of Wilmington, County of New Castle, State of Delaware. Offices. The corporation may also have offices at such other places both within and without the State of Delaware as the Board of Directors may from time to time determine or the business of the corporation

August 23, 2019 EX-10.1

Fourth Amended and Restated Investor Rights Agreement, dated December 28, 2015.

Exhibit 10.1 Execution Version FOURTH AMENDED AND RESTATED INVESTORS? RIGHTS AGREEMENT THIS FOURTH AMENDED AND RESTATED INVESTORS? RIGHTS AGREEMENT (this ?Agreement?) is made as of the 28th day of December, 2015, by and among Datadog, Inc., a Delaware corporation (the ?Company?), and each of the investors listed on Schedule A hereto, each of which is referred to in this Agreement as an ?Investor.?

August 23, 2019 EX-10.2

Datadog, Inc. 2012 Equity Incentive Plan, and terms of agreements thereunder.

Exhibit 10.2 DATADOG, INC. 2012 EQUITY INCENTIVE PLAN (AS AMENDED THROUGH APRIL 12, 2019) 1. ESTABLISHMENT, PURPOSE AND TYPES OF AWARDS Datadog, Inc., a Delaware corporation (the ?Company?), hereby establishes the Datadog, Inc. 2012 Equity Incentive Plan (the ?Plan?). The purpose of the Plan is to promote the long-term growth and profitability of the Company by (i) providing key people with incent

August 23, 2019 EX-3.1

Seventh Amended and Restated Certificate of Incorporation of Datadog, Inc., as currently in effect

Exhibit 3.1 SEVENTH AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF DATADOG, INC. (Pursuant to Sections 242 and 245 of the General Corporation Law of the State of Delaware) Datadog, Inc., a corporation organized and existing under and by virtue of the provisions of the General Corporation Law of the State of Delaware (the ?General Corporation Law?), DOES HEREBY CERTIFY: 1. That the name of th

August 23, 2019 EX-21.1

List of Subsidiaries of Datadog, Inc

Exhibit 21.1 Subsidiaries of Datadog, Inc. Name Jurisdiction Datadog France SAS France Madumbo SAS France Datadog Holding Limited Ireland Focusmatic SAS France Datadog Germany GmbH Germany Datadog Ireland Limited Ireland Datadog Japan GK Japan DDog Singapore PTE. LTD. Singapore

August 22, 2019 DRSLTR

DDOG / Datadog, Inc. Class A DRSLTR - -

DRSLTR 1 filename1.htm Nicole C. Brookshire +1 617 937 2357 [email protected] Via EDGAR and Overnight Courier August 22, 2019 U.S. Securities and Exchange Commission Division of Corporation Finance Office of Information Technologies and Services 100 F Street, N.E. Washington, D.C. 20549 Attention: Jan Woo, Legal Branch Chief Edwin Kim, Staff Attorney Kathleen Collins, Accounting Branch Chief

August 21, 2019 DRSLTR

DDOG / Datadog, Inc. Class A DRSLTR - -

Nicole C. Brookshire +1 617 937 2357 [email protected] VIA EDGAR AND OVERNIGHT COURIER *FOIA CONFIDENTIAL TREATMENT REQUEST* CONFIDENTIAL TREATMENT REQUESTED BY DATADOG, INC. IN CONNECTION WITH DRAFT REGISTRATION STATEMENT ON FORM S-1, AS AMENDED August 21, 2019 U.S. Securities and Exchange Commission Division of Corporation Finance Office of Information Technologies and Services 100 F Street

August 20, 2019 DRSLTR

DDOG / Datadog, Inc. Class A DRSLTR - -

DRSLTR Nicole C. Brookshire +1 617 937 2357 [email protected] Via EDGAR and Overnight Courier August 20, 2019 U.S. Securities and Exchange Commission Division of Corporation Finance Office of Information Technologies and Services 100 F Street, N.E. Washington, D.C. 20549 Attention: Jan Woo, Legal Branch Chief Edwin Kim, Staff Attorney Kathleen Collins, Accounting Branch Chief Eiko Yaoita Pyle

August 14, 2019 DRS/A

As confidentially submitted to the Securities and Exchange Commission on August 14, 2019. This draft registration statement has not been publicly filed with the Securities and Exchange Commission and all information herein remains strictly confidenti

Table of Contents As confidentially submitted to the Securities and Exchange Commission on August 14, 2019.

August 14, 2019 DRSLTR

DDOG / Datadog, Inc. Class A DRSLTR - -

DRSLTR Nicole C. Brookshire +1 617 937 2357 [email protected] Via EDGAR and Overnight Courier August 14, 2019 U.S. Securities and Exchange Commission Division of Corporation Finance Office of Information Technologies and Services 100 F Street, N.E. Washington, D.C. 20549 Attention: Jan Woo, Legal Branch Chief Edwin Kim, Staff Attorney Kathleen Collins, Accounting Branch Chief Eiko Yaoita Pyle

July 30, 2019 DRSLTR

DDOG / Datadog, Inc. Class A DRSLTR - -

DRSLTR Nicole C. Brookshire +1 617 937 2357 [email protected] Via EDGAR and Overnight Courier July 30, 2019 U.S. Securities and Exchange Commission Division of Corporation Finance Office of Information Technologies and Services 100 F Street, N.E. Washington, D.C. 20549 Attention: Jan Woo, Legal Branch Chief Edwin Kim, Staff Attorney Kathleen Collins, Accounting Branch Chief Eiko Yaoita Pyles,

July 30, 2019 EX-10.10

AGREEMENT OF SUB-SUBLEASE

Exhibit 10.10 AGREEMENT OF SUB-SUBLEASE This AGREEMENT OF SUB-SUBLEASE (this ?Sub-sublease?), made as of the 18th day of September, 2017, between BT AMERICAS INC., a Delaware corporation (?Sub-sublandlord?), and DATADOG, INC, a Delaware corporation (?Sub-subtenant?). RECITALS: A. WHEREAS, by that certain Lease dated August 16, 2006 (the ?Lease?), between FC Eighth Ave., LLC, a Delaware limited lia

July 30, 2019 EX-10.11

[Signatures contained on following page]

Exhibit 10.11 SUBLEASE THIS SUBLEASE (this ?Sublease?), dated as of this 19th day of July 2018, between COVINGTON & BURLING LLP, a District of Columbia limited liability partnership, having an office at One CityCenter, 850 Tenth Street, N.W., Washington, D.C. 20001 (?Sublandlord?) and DATADOG, INC., a Delaware corporation, having an office at 620 Eighth Avenue, 45th Floor, New York, New York (?Sub

July 30, 2019 EX-10.1

FOURTH AMENDED AND RESTATED INVESTORS’ RIGHTS AGREEMENT

Exhibit 10.1 Execution Version FOURTH AMENDED AND RESTATED INVESTORS? RIGHTS AGREEMENT THIS FOURTH AMENDED AND RESTATED INVESTORS? RIGHTS AGREEMENT (this ?Agreement?) is made as of the 28th day of December, 2015, by and among Datadog, Inc., a Delaware corporation (the ?Company?), and each of the investors listed on Schedule A hereto, each of which is referred to in this Agreement as an ?Investor.?

July 30, 2019 DRS/A

As confidentially submitted to the Securities and Exchange Commission on July 30, 2019. This draft registration statement has not been publicly filed with the Securities and Exchange Commission and all information herein remains strictly confidential

Table of Contents As confidentially submitted to the Securities and Exchange Commission on July 30, 2019.

July 30, 2019 EX-10.9

AGREEMENT OF SUB-SUB-SUBLEASE

Exhibit 10.9 AGREEMENT OF SUB-SUB-SUBLEASE This AGREEMENT OF SUB-SUB-SUBLEASE (this ?Sub-Sub-sublease?), made as of the 14th day of April, 2016, between IDEELI INC., a Delaware corporation (?Sub-Sub-sublandlord?), and DATADOG, INC, a Delaware corporation (?Sub-Sub-subtenant?). RECITALS: A. WHEREAS, by that certain Lease dated August 16, 2006 (the ?Lease?), between FC Eighth Ave., LLC, a Delaware l

June 13, 2019 EX-10.2

DATADOG, INC. 2012 EQUITY INCENTIVE PLAN (AS AMENDED THROUGH APRIL 12, 2019)

Exhibit 10.2 DATADOG, INC. 2012 EQUITY INCENTIVE PLAN (AS AMENDED THROUGH APRIL 12, 2019) 1. ESTABLISHMENT, PURPOSE AND TYPES OF AWARDS Datadog, Inc., a Delaware corporation (the ?Company?), hereby establishes the Datadog, Inc. 2012 Equity Incentive Plan (the ?Plan?). The purpose of the Plan is to promote the long-term growth and profitability of the Company by (i) providing key people with incent

June 13, 2019 DRS

As confidentially submitted to the Securities and Exchange Commission on June 13, 2019. This draft registration statement has not been publicly filed with the Securities and Exchange Commission and all information herein remains strictly confidential

As confidentially submitted to the Securities and Exchange Commission on June 13, 2019.

June 13, 2019 EX-3.1

SEVENTH AMENDED AND RESTATED CERTIFICATE OF INCORPORATION DATADOG, INC. (Pursuant to Sections 242 and 245 of the General Corporation Law of the State of Delaware)

Exhibit 3.1 SEVENTH AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF DATADOG, INC. (Pursuant to Sections 242 and 245 of the General Corporation Law of the State of Delaware) Datadog, Inc., a corporation organized and existing under and by virtue of the provisions of the General Corporation Law of the State of Delaware (the ?General Corporation Law?), DOES HEREBY CERTIFY: 1. That the name of th

June 13, 2019 EX-3.3

AMENDED AND RESTATED DATADOG, INC.

Exhibit 3.3 AMENDED AND RESTATED BYLAWS OF DATADOG, INC. ARTICLE I OFFICES Registered Office. The registered office shall be in the City of Wilmington, County of New Castle, State of Delaware. Offices. The corporation may also have offices at such other places both within and without the State of Delaware as the Board of Directors may from time to time determine or the business of the corporation

June 13, 2019 EX-21.1

Subsidiaries of Datadog, Inc.

Exhibit 21.1 Subsidiaries of Datadog, Inc. Name Jurisdiction Datadog France SAS France Madumbo SAS France Datadog Holding Limited Ireland Focusmatic SAS France Datadog Germany GmbH Germany Datadog Ireland Limited Ireland Datadog Japan GK Japan DDog Singapore PTE. LTD. Singapore

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