CUBE / CubeSmart - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

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 20, 2025 CUBESMART, L.P. (

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 20, 2025 CUBESMART CUBESMART, L.P. (Exact Name Of Registrant As Specified In Charter) Maryland (CubeSmart) Delaware (CubeSmart, L.P.) 001-32324 000-54462 20-1024732 34-1837021

FORM OF NOTE [Face of Note]

Exhibit 4.1 FORM OF NOTE [Face of Note] CUSIP # 22966R AK2 5.125% Senior Notes due 2035 No. [·] $[·] CUBESMART, L.P. promises to pay to CEDE & CO. or its registered assigns, the principal sum of [·] MILLION Dollars on November 1, 2035. Interest Payment Dates: May 1 and November 1 Record Dates: April 15 and October 15 THIS NOTE IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER RE

CUBESMART, L.P.,

  Exhibit 4.3       CUBESMART, L.P.,   Issuer,   and   CUBESMART,   Parent Guarantor,   and   U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION   Trustee       Eleventh Supplemental Indenture   Dated as of August 20, 2025   To   Indenture   Dated as of September 16, 2011       5.125% SENIOR NOTES DUE 2035             ELEVENTH SUPPLEMENTAL INDENTURE, dated as of August 20, 2025 (this “Eleventh Suppleme

Security Type

Calculation of Filing Fee Tables S-3 CubeSmart Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Debt Senior Notes 457(r) 450,000,000 $ 443,952,000.

CUBESMART, L.P. 5.125% Senior Notes Due 2035 Guaranteed by CUBESMART UNDERWRITING AGREEMENT Dated: August 11, 2025 Table of Contents

Exhibit 1.1 CUBESMART, L.P. 5.125% Senior Notes Due 2035 Guaranteed by CUBESMART UNDERWRITING AGREEMENT Dated: August 11, 2025 Table of Contents Page SECTION 1. Representations and Warranties 2 SECTION 2. Sale and Delivery to Underwriters; Closing 20 SECTION 3. Covenants of the Transaction Entities 20 SECTION 4. Payment of Expenses 25 SECTION 5. Conditions of Underwriters’ Obligations 25 SECTION 6

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 11, 2025 CUBESMART, L.P. (

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 11, 2025 CUBESMART CUBESMART, L.P. (Exact Name Of Registrant As Specified In Charter) Maryland (CubeSmart) Delaware (CubeSmart, L.P.) 001-32324 000-54462 20-1024732 34-1837021

$450,000,000 CUBESMART, L.P. 5.125% Senior Notes due 2035 Fully and Unconditionally Guaranteed by CubeSmart

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(5)  Registration No. 333-270248 Prospectus Supplement (To Prospectus dated March 3, 2023) $450,000,000 CUBESMART, L.P. 5.125% Senior Notes due 2035 Fully and Unconditionally Guaranteed by CubeSmart CubeSmart, L.P. is offering $450,000,000 of its 5.125% Senior Notes due 2035 (the “notes”). The notes will bear interest at a rate of 5.125% per year. We

CubeSmart Announces Pricing of 5.125% Senior Unsecured Notes Due 2035

Exhibit 99.1 CubeSmart Announces Pricing of 5.125% Senior Unsecured Notes Due 2035 Company Release – August 11, 2025 MALVERN, PA - (GLOBE NEWSWIRE) – 08/11/25 - CubeSmart (NYSE: CUBE) (the “Company” or “CubeSmart”), the third-largest owner and operator of self-storage properties in the United States, today announced that its operating partnership, CubeSmart, L.P. (the “Operating Partnership”), pri

CubeSmart, L.P. Pricing Term Sheet $450,000,000 of 5.125% Senior Notes due 2035

Dated August 11, 2025 Filed Pursuant to Rule 433 Registration Statement No. 333-270248 Supplementing Preliminary Prospectus Supplement Dated August 11, 2025 and Prospectus Dated March 3, 2023 CubeSmart, L.P. Pricing Term Sheet $450,000,000 of 5.125% Senior Notes due 2035 Issuer: CubeSmart, L.P. Guarantor: CubeSmart Expected Ratings: (Moody’s / S&P)*: Baa2 (Stable)/BBB (Stable) Pricing Date: August

Subject to Completion Preliminary Prospectus Supplement dated August 11, 2025

TABLE OF CONTENTS This preliminary prospectus supplement relates to an effective registration statement under the Securities Act of 1933, as amended, but the information in this preliminary prospectus supplement is not complete and may be changed.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): August 1, 2025 (July 31, 2025) CUBE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): August 1, 2025 (July 31, 2025) CUBESMART CUBESMART, L.

Material United States Federal Income Tax Considerations (filed herewith)

Exhibit 99.1 MATERIAL UNITED STATES FEDERAL INCOME TAX CONSIDERATIONS The following discussion describes the material U.S. federal income tax considerations relating to the purchase, ownership and disposition of common shares and preferred shares of CubeSmart and debt securities of CubeSmart, L.P. (the “Operating Partnership”), and the qualification and taxation of CubeSmart as a real estate inves

CubeSmart Reports Second Quarter 2025 Results

Exhibit 99.1 Earnings Release CubeSmart Reports Second Quarter 2025 Results MALVERN, PA - (Globe Newswire) – July 31, 2025 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and six months ended June 30, 2025. “The rental season saw modestly better seasonal performance compared to last year as key operating metrics maintained their positive momentum throughout the second

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 2, 2025 CUBESMART, L.P. (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 2, 2025 CUBESMART CUBESMART, L.

2 The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assu

Exhibit 99 June 2025 Investor Presentation 2 The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties.

Amended and Restated CubeSmart 2007 Equity Incentive Plan, as amended and restated effective May 20, 2025

Exhibit 99.1 AMENDED AND RESTATED CUBESMART 2007 EQUITY INCENTIVE PLAN Table of Contents Tab No. Section 1. Purpose 1 Section 2. Definitions 1 Section 3. Administration 5 Section 4. Shares Available for Awards 7 Section 5. Eligibility 8 Section 6. Stock Options and Share Appreciation Rights 8 Section 7. Restricted Shares and Restricted Share Units 10 Section 8. Performance Awards 12 Section 9. Oth

Filing Fee Table

Calculation of Filing Fee Tables S-8 CubeSmart Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee 1 Equity Common Shares of Beneficial Interest, $0.

As filed with the Securities and Exchange Commission on May 21, 2025

As filed with the Securities and Exchange Commission on May 21, 2025 Registration No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 20, 2025 CUBESMART, L.P. (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 20, 2025 CUBESMART CUBESMART, L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 5, 2025 CUBESMART, L.P. (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 5, 2025 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 May 2025 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achieved. F

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 2, 2025 (May 1, 2025) CUBESMART CUBESMART, L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

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

CubeSmart Reports First Quarter 2025 Results

Exhibit 99.1 Earnings Release CubeSmart Reports First Quarter 2025 Results MALVERN, PA - (Globe Newswire) – May 1, 2025 - CubeSmart (NYSE: CUBE) today announced its operating results for the three months ended March 31, 2025. “The first quarter represented a positive start to the year, with improving occupancy and rate trends driven by solid demand,” commented President and Chief Executive Officer

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

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 3, 2025 CUBESMART, L.P. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 3, 2025 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 March 2025 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achieved.

Equity Distribution Agreement, dated March 3, 2025, by and among the Company, the Operating Partnership and the Agents, Forward Sellers and Forward Purchasers party thereto

  Exhibit 1.1   Execution Version   CUBESMART   Common Shares of Beneficial Interest (par value $0.01 per share)   EQUITY DISTRIBUTION AGREEMENT   March 3, 2025   Wells Fargo Securities, LLC 500 West 33rd Street, 14th Floor New York, New York 10001   Barclays Capital Inc. 745 Seventh Avenue New York, New York 10019   BMO Capital Markets Corp. 151 W 42nd Street, 32nd Floor New York, New York 10036

Table 1: Newly Registered and Carry Forward Securities

Calculation of Filing Fee Tables S-3 CubeSmart Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common Shares, $0.

13,510,817 Shares Common Shares of Beneficial Interest

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(5)   Registration No. 333-270248 PROSPECTUS SUPPLEMENT (To Prospectus dated March 3, 2023) 13,510,817 Shares Common Shares of Beneficial Interest This prospectus supplement and accompanying base prospectus relate to the offer and sale from time to time of 13,510,817 of our common shares of beneficial interest, par value $0.01 per share (the “common

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 3, 2025 CUBESMART, L.P. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 3, 2025 CUBESMART CUBESMART, L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): February 28, 2025 (February 27, 202

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): February 28, 2025 (February 27, 2025) CUBESMART CUBESMART, L.

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-32324 (CubeSmart) Commission file number 000-54462 (CubeSmart, L.

Material United States Federal Income Tax Considerations.

Exhibit 99.1 MATERIAL UNITED STATES FEDERAL INCOME TAX CONSIDERATIONS The following discussion describes the material U.S. federal income tax considerations relating to the purchase, ownership and disposition of common shares and preferred shares of CubeSmart and debt securities of CubeSmart, L.P. (the “Operating Partnership”), and the qualification and taxation of CubeSmart as a real estate inves

CubeSmart Reports Fourth Quarter and Annual 2024 Results

Exhibit 99.1 Earnings Release CubeSmart Reports Fourth Quarter and Annual 2024 Results MALVERN, PA - (Globe Newswire) – February 27, 2025 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and twelve months ended December 31, 2024. “Operating trends in the quarter were in line with our expectations given the volatile self-storage environment,” commented President and Chie

Advisory Agreement between Joel Keaton and CubeSmart, L.P.

Exhibit 10.25 ADVISORY AGREEMENT This Advisory Agreement (this “Agreement”) is effective as of January 16, 2025 (the “Effective Date”) by and between Joel Keaton (“Keaton”) and CubeSmart, L.P., a Delaware limited partnership (the “Company”). WHEREAS, Keaton and the Company desire to provide for the terms of the Company’s engagement of Keaton as a paid advisor to the Company. NOW, THEREFORE, in con

List of Subsidiaries.

Exhibit 21.1 Subsidiary Jurisdiction of Organization 1 Ellis St, LLC Delaware 101 OLD WINDSOR ROAD, LLC Delaware 1038 W 35TH ST., LLC Delaware 10400 Riverside Drive, LLC Delaware 1053 CROMWELL AVENUE, LLC Delaware 1074 RARITAN ROAD TRS, LLC Delaware 1074 Raritan Road, LLC Delaware 111 Cedar Street Investors, LLC Delaware 115 Cedar Street Investors, LLC Delaware 12250 El Dorado Parkway, LLC Delawar

CubeSmart Insider Trading Policy and Share Ownership Guidelines.

Exhibit 19.1 CUBESMART Insider Trading Policy and Share Ownership Guidelines Adopted as of February 25, 2025 TABLE OF CONTENTS I.INTRODUCTION‌1 II.COMPLIANCE PROGRAM‌1 A.Preclearance‌1 B.Reporting Assistance (applicable only to trustees and executive officers)‌2 C.Trading Restrictions‌2 D.Pension Fund Blackout Period‌2 E.Other Prohibited Transactions‌3 III.ANTIFRAUD PROVISIONS‌4 A.Penalties for In

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, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 17, 2025 CUBESMART CUBESMART, L.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 7, 2025 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 January 2025 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achieve

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 18, 2024 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 November 2024 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achiev

CubeSmart Reports Third Quarter 2024 Results

Exhibit 99.1 Earnings Release CubeSmart Reports Third Quarter 2024 Results MALVERN, PA - (Globe Newswire) – October 31, 2024 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and nine months ended September 30, 2024. “The third quarter saw a continuation of trends as we remain in a competitive environment for new customer rental rates while the existing customer remains

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 1, 2024 (October 31, 2024) CUBESMART CUBESMART, L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

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

CUBE / CubeSmart / STATE STREET CORP Passive Investment

SC 13G/A 1 CubeSmart.htm SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* CUBESMART (Name of Issuer) COMMON STOCK (Title of Class of Securities) 229663109 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursuant to which this Sc

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): September 9, 2024 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 September 2024 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achie

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): August 2, 2024 (August 1, 2024) CUB

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): August 2, 2024 (August 1, 2024) CUBESMART CUBESMART, L.

CubeSmart Reports Second Quarter 2024 Results

Exhibit 99.1 Earnings Release CubeSmart Reports Second Quarter 2024 Results MALVERN, PA - (Globe Newswire) – August 1, 2024 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and six months ended June 30, 2024. “As expected, we experienced a marginally stronger seasonal uplift in demand during the second quarter and a customer base who continues to be resilient in an unce

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 June 2024 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achieved.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 3, 2024 CUBESMART CUBESMART, L.

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 21, 2024 CUBESMART CUBESMART, L.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 8, 2024 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 May 2024 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achieved. F

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 New York City Portfolio Presentation May 2024 Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 6, 2024 CUBESMART CUBESMART, L.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): April 26, 2024 (April 25, 2024) CUBESMART CUBESMART, L.

CubeSmart Reports First Quarter 2024 Results

Exhibit 99.1 Earnings Release CubeSmart Reports First Quarter 2024 Results MALVERN, PA - (Globe Newswire) – April 25, 2024 - CubeSmart (NYSE: CUBE) today announced its operating results for the three months ended March 31, 2024. “Our urban markets continued their positive trends, with portfolio-leading results during the first quarter,” commented President and Chief Executive Officer Christopher P

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

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

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

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

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 4, 2024 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 March 2024 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achieved.

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-32324 (CubeSmart) Commission file number 000-54462 (CubeSmart, L.

CubeSmart Reports Fourth Quarter and Annual 2023 Results

Exhibit 99.1 Earnings Release CubeSmart Reports Fourth Quarter and Annual 2023 Results MALVERN, PA - (Globe Newswire) – February 29, 2024 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and twelve months ended December 31, 2023. “We closed 2023 with another solid quarter as we experienced more stable trends compared to earlier in the year. New York City generated portf

Clawback Policy, effective December 1, 2023.

Exhibit 97.1 CUBESMART CLAWBACK POLICY Adopted by the Board: October 24, 2023 1.Purpose. The Board believes that it is in the best interests of the Company and its shareholders to create and maintain a culture that emphasizes integrity and accountability and that reinforces the Company’s pay-for-performance compensation philosophy. The Board has, therefore, adopted this Policy, which provides for

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): February 29, 2024 CUBESMART CUBESMART, L.

List of Subsidiaries.

Exhibit 21.1 Subsidiary Jurisdiction of Organization 1 Ellis St, LLC Delaware 101 OLD WINDSOR ROAD, LLC Delaware 1038 W 35TH ST., LLC Delaware 10400 Riverside Drive, LLC Delaware 1053 CROMWELL AVENUE, LLC Delaware 1074 Raritan Road, LLC Delaware 111 Cedar Street Investors, LLC Delaware 115 Cedar Street Investors, LLC Delaware 12250 El Dorado Parkway, LLC Delaware 12902 South 301 Highway, LLC Delaw

Material United States Federal Income Tax Considerations.

Exhibit 99.1 MATERIAL UNITED STATES FEDERAL INCOME TAX CONSIDERATIONS The following discussion describes the material U.S. federal income tax considerations relating to the purchase, ownership and disposition of common shares and preferred shares of CubeSmart and debt securities of CubeSmart, L.P. (the “Operating Partnership”), and the qualification and taxation of CubeSmart as a real estate inves

CUBE / CubeSmart / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv0714-cubesmart.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 18)* Name of issuer: CubeSmart Title of Class of Securities: Common Stock CUSIP Number: 229663109 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule pursu

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 January 2024 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achieve

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 9, 2024 CUBESMART CUBESMART, L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 13, 2023 CUBESMART, L.P. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 13, 2023 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 November 2023 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achiev

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 3, 2023 (November 2, 2023)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 3, 2023 (November 2, 2023) CUBESMART CUBESMART, L.

CubeSmart Reports Third Quarter 2023 Results

Exhibit 99.1 Earnings Release CubeSmart Reports Third Quarter 2023 Results MALVERN, PA - (Globe Newswire) – November 2, 2023 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and nine months ended September 30, 2023. “Our third quarter performance reflects the geographic and demographic quality of our portfolio. Our urban markets have outperformed, led by New York City,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

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

CubeSmart Executive Severance Plan, effective November 1, 2023, incorporated by reference to Exhibit 10.1 to the Company’s Quarterly Report on Form 10-Q, for the fiscal quarter ended September 30, 2023, filed on November 3, 2023.

Exhibit 10.1 AMENDED AND RESTATED CUBESMART EXECUTIVE SEVERANCE PLAN (Effective November 1, 2023) CubeSmart, a Maryland real estate investment trust (“CubeSmart”), has adopted this Amended and Restated CubeSmart Executive Severance Plan (the “Plan”) for the benefit of certain senior executive employees of the CubeSmart and CubeSmart’s operating partnership, CubeSmart, L.P., a Delaware limited part

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): September 11, 2023 CUBESMART, L.P.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): September 11, 2023 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 September 2023 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achie

CubeSmart Reports Second Quarter 2023 Results

Exhibit 99.1 Earnings Release CubeSmart Reports Second Quarter 2023 Results MALVERN, PA - (Globe Newswire) – August 3, 2023 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and six months ended June 30, 2023. “Following two years of record sector performance, 2023 has been a year of inconsistent trends as operating fundamentals adjust to the evolving macro environment,”

Form of Performance-Vested Restricted Share Unit Grant Agreement under the CubeSmart 2007 Equity Incentive Plan, as amended and restated, effective August 1, 2023, incorporated by reference to Exhibit 10.6 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2023, filed on August 4, 2023.

Exhibit 10.6 Grant No.: CUBESMART 2007 EQUITY INCENTIVE PLAN PERFORMANCE-VESTED RESTRICTED SHARE UNIT GRANT AGREEMENT CubeSmart, a Maryland real estate investment trust (the “Company”), grants performance-vested Restricted Share Units (“PSUs”) to the individual named below (“you”), as of the Grant Date set forth below. Each PSU represents an unfunded, unsecured right to receive one (1) Share, subj

Form of Non-Qualified Share Option Agreement under the CubeSmart 2007 Equity Incentive Plan, as amended and restated, effective August 1, 2023, incorporated by reference to Exhibit 10.4 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2023, filed on August 4, 2023.

Exhibit 10.4 Grant No.: CUBESMART 2007 EQUITY INCENTIVE PLAN NONQUALIFIED SHARE OPTION GRANT AGREEMENT CubeSmart, a Maryland real estate investment trust (the “Company”), grants an option (“Option”) to purchase Shares of the Company to the individual named below (“you”), as of the Grant Date set forth below. The terms and conditions of the Option are set forth in this cover sheet, in the attached

Form of Restricted Share Unit Grant Agreement for Non-Employee Trustees under the CubeSmart 2007 Equity Incentive Plan, as amended and restated, effective August 1, 2023, incorporated by reference to Exhibit 10.11 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2023, filed on August 4, 2023.

Exhibit 10.11 Grant No.: CUBESMART 2007 EQUITY INCENTIVE PLAN RESTRICTED SHARE UNIT GRANT AGREEMENT CubeSmart, a Maryland real estate investment trust (the “Company”), grants Restricted Share Units to the individual named below (“you”), as of the Grant Date set forth below. Each Restricted Share Unit represents an unfunded, unsecured right to receive one (1) Share, subject to the vesting condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

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

Amended and Restated CubeSmart 2007 Equity Incentive Plan, effective August 1, 2023, incorporated by reference to Exhibit 10.3 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2023, filed on August 4, 2023.

Exhibit 10.3 AMENDED AND RESTATED CUBESMART 2007 EQUITY INCENTIVE PLAN Table of Contents Tab No. Section 1. Purpose‌1 Section 2. Definitions‌1 Section 3. Administration‌5 Section 4. Shares Available for Awards‌7 Section 5. Eligibility‌8 Section 6. Stock Options and Share Appreciation Rights‌8 Section 7. Restricted Shares and Restricted Share Units‌10 Section 8. Performance Awards‌12 Section 9. Oth

Form of Restricted Share Grant Agreement (5-Year Vesting) under the CubeSmart 2007 Equity Incentive Plan, as amended and restated, effective August 1, 2023, incorporated by reference to Exhibit 10.9 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2023, filed on August 4, 2023.

Exhibit 10.9 Grant No.: CUBESMART 2007 EQUITY INCENTIVE PLAN RESTRICTED SHARE GRANT AGREEMENT CubeSmart, a Maryland real estate investment trust (the “Company”), grants Restricted Shares to the individual named below (“you”), as of the Grant Date set forth below. Additional terms and conditions of the grant are set forth in this cover sheet, in the attached agreement (the “Agreement”), and in the

Form of Restricted Share Unit Grant Agreement (3-Year Vesting) under the CubeSmart 2007 Equity Incentive Plan, as amended and restated, effective August 1, 2023, incorporated by reference to Exhibit 10.8 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2023, filed on August 4, 2023.

Exhibit 10.8 Grant No.: CUBESMART 2007 EQUITY INCENTIVE PLAN RESTRICTED SHARE UNIT GRANT AGREEMENT CubeSmart, a Maryland real estate investment trust (the “Company”), grants Restricted Share Units to the individual named below (“you”), as of the Grant Date set forth below. Each Restricted Share Unit represents an unfunded, unsecured right to receive one (1) Share, subject to the vesting conditions

CubeSmart Executive Severance Plan

Exhibit 10.2 AMENDED AND RESTATED CUBESMART EXECUTIVE SEVERANCE PLAN (Effective August 1, 2023) CubeSmart, a Maryland real estate investment trust (“CubeSmart”), has adopted this Amended and Restated CubeSmart Executive Severance Plan (the “Plan”) for the benefit of certain senior executive employees of the CubeSmart and CubeSmart’s operating partnership, CubeSmart, L.P., a Delaware limited partne

Form of Performance-Vested Restricted Share Grant Agreement under the CubeSmart 2007 Equity Incentive Plan, as amended and restated, effective August 1, 2023, incorporated by reference to Exhibit 10.5 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2023, filed on August 4, 2023.

Exhibit 10.5 Grant No.: CUBESMART 2007 EQUITY INCENTIVE PLAN PERFORMANCE-VESTED RESTRICTED SHARE GRANT AGREEMENT CubeSmart, a Maryland real estate investment trust (the “Company”), grants performance-vested Restricted Shares (“Performance Shares”) to the individual named below (“you”), as of the Grant Date set forth below. The Performance Shares will vest on the attainment of certain Company perfo

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): August 4, 2023 (August 3, 2023) CUBESMART CUBESMART, L.

CubeSmart Executive Deferred Compensation Plan, amended and restated effective August 1, 2023, incorporated by reference to Exhibit 10.1 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2023, filed on August 4, 2023.

Exhibit 10.1 CUBESMART EXECUTIVE DEFERRED COMPENSATION PLAN Amended and Restated as of August 1, 2023 TABLE OF CONTENTS PAGE ARTICLE 1 PURPOSE‌1 ARTICLE 2 DEFINITIONS‌1 2.1Base Salary‌1 2.2Board‌1 2.3Bonus‌1 2.4Code‌1 2.5Company‌1 2.6Company Stock Fund‌1 2.7Compensation Committee‌2 2.8Deferred Compensation‌2 2.9Deemed Investment Options‌2 2.10Distribution Account‌2 2.11Distribution Option‌2 2.12El

Form of Restricted Share Grant Agreement for Non-Employee Trustees under the CubeSmart 2007 Equity Incentive Plan, as amended and restated, effective August 1, 2023, incorporated by reference to Exhibit 10.10 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2023, filed on August 4, 2023.

Exhibit 10.10 Grant No.: CUBESMART 2007 EQUITY INCENTIVE PLAN RESTRICTED SHARE GRANT AGREEMENT CubeSmart, a Maryland real estate investment trust (the “Company”), grants Restricted Shares to the individual named below (“you”), as of the Grant Date set forth below. Additional terms and conditions of the grant are set forth in this cover sheet, in the attached agreement (the “Agreement”), and in the

Form of Restricted Share Grant Agreement (3-Year Vesting) under the CubeSmart 2007 Equity Incentive Plan, as amended and restated, effective August 1, 2023, incorporated by reference to Exhibit 10.7 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2023, filed on August 4, 2023.

Exhibit 10.7 Grant No.: CUBESMART 2007 EQUITY INCENTIVE PLAN RESTRICTED SHARE GRANT AGREEMENT CubeSmart, a Maryland real estate investment trust (the “Company”), grants Restricted Shares to the individual named below (“you”), as of the Grant Date set forth below. Additional terms and conditions of the grant are set forth in this cover sheet, in the attached agreement (the “Agreement”), and in the

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 5, 2023 CUBESMART, L.P. (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 5, 2023 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 June 2023 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achieved.

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 16, 2023 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 May 2023 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achieved. F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 10, 2023 CUBESMART, L.P. (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 10, 2023 CUBESMART CUBESMART, L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 8, 2023 CUBESMART, L.P. (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 8, 2023 CUBESMART CUBESMART, L.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 New York City Portfolio Presentation May 2023 Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will

CubeSmart Reports First Quarter 2023 Results

Exhibit 99.1 Earnings Release CubeSmart Reports First Quarter 2023 Results MALVERN, PA - (Globe Newswire) – April 27, 2023 - CubeSmart (NYSE: CUBE) today announced its operating results for the three months ended March 31, 2023. “Our high-quality portfolio with industry-leading demographics generated another quarter of strong performance,” commented President and Chief Executive Officer Christophe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): April 28, 2023 (April 27, 2023) CUB

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): April 28, 2023 (April 27, 2023) CUBESMART CUBESMART, L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

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

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

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 15, 2023 CUBESMART, L.P. (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 15, 2023 CUBESMART CUBESMART, L.

Statement of Eligibility of U.S. Bank on Form T-l.

Exhibit 25.1 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 3, 2023 CUBESMART, L.P. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 3, 2023 CUBESMART CUBESMART, L.

As filed with the Securities and Exchange Commission on March 3, 2023

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on March 3, 2023 Registration No.

Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are base

Exhibit 99.1 March 2023 Investor Presentation Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company’s expectations will be achieved.

Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 3, 2023 CUBESMART CUBESMART, L.

Calculating of Filing Fee Tables (Form Type) CubeSmart, L.P. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculating of Filing Fee Tables 424(b)(5) (Form Type) CubeSmart CubeSmart, L.

5,847,298 Shares Common Shares of Beneficial Interest

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(5)  Registration No. 333-270248 PROSPECTUS SUPPLEMENT (To prospectus dated March 3, 2023) 5,847,298 Shares Common Shares of Beneficial Interest We and CubeSmart, L.P., our operating subsidiary, have previously entered into separate second amended and restated equity distribution agreements, or equity distribution agreements, with each of Wells Fargo

Filing Fee Table.

EX-FILING FEES 7 tm238324d2ex-filingfees.htm EX-FILING FEES Exhibit 107 Calculating of Filing Fee Tables Form S-3 (Form Type) CubeSmart CubeSmart, L.P. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title(1) Fee Calculation or Carry Forward Rule(2) Amount Registered(2) Proposed Maximum Offering Price Per Un

List of Subsidiaries.

Exhibit 21.1 Subsidiary Jurisdiction of Organization 1 Ellis St, LLC Delaware 101 OLD WINDSOR ROAD, LLC Delaware 1038 W 35TH ST., LLC Delaware 10400 Riverside Drive, LLC Delaware 1053 CROMWELL AVENUE, LLC Delaware 1074 Raritan Road, LLC Delaware 12250 El Dorado Parkway, LLC Delaware 12902 South 301 Highway, LLC Delaware 1518 S Washington Ave, LLC Delaware 1575 NORTH BLAIRS BRIDGE ROAD, LLC Delawar

Fifth Amended and Restated Bylaws of CubeSmart, effective February 22, 2023, incorporated by reference to Exhibit 3.12 to the Company’s Annual Report on Form 10-K, filed on February 24, 2023.

Exhibit 3.12 FIFTH AMENDED AND RESTATED BYLAWS OF CUBESMART Adopted as of February 22, 2023 Table of Contents Page Article I OFFICES4 Section 1. PRINCIPAL OFFICE‌4 Section 2. ADDITIONAL OFFICES‌4 Article II MEETINGS OF SHAREHOLDERS4 Section 1. PLACE‌4 Section 2. ANNUAL MEETING‌4 Section 3. SPECIAL MEETINGS‌4 Section 4. NOTICE‌7 Section 5. SCOPE OF NOTICE‌7 Section 6. ORGANIZATION AND CONDUCT‌7 Sec

Annual Report on Form 10-K for the fiscal year ended December 31, 2022

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-32324 (CubeSmart) Commission file number 000-54462 (CubeSmart, L.

Exhibit 99.1

Exhibit 99.1 MATERIAL UNITED STATES FEDERAL INCOME TAX CONSIDERATIONS The following discussion describes the material U.S. federal income tax considerations relating to the purchase, ownership and disposition of common shares and preferred shares of CubeSmart and debt securities of CubeSmart, L.P. (the “Operating Partnership”), and the qualification and taxation of CubeSmart as a real estate inves

CubeSmart Reports 2022 Annual Results

Exhibit 99.1 Earnings Release CubeSmart Reports 2022 Annual Results MALVERN, PA - (Globe Newswire) – February 23, 2023 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and twelve months ended December 31, 2022. “We ended another great year of extraordinary growth, showcasing the strength of our operating platform to maximize cash flows,” commented President and Chief Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): February 24, 2023 (February 23, 202

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): February 24, 2023 (February 23, 2023) CUBESMART CUBESMART, L.

CUBE / CubeSmart / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv0691-cubesmart.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 17)* Name of issuer: CubeSmart Title of Class of Securities: REIT CUSIP Number: 229663109 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule pursuant to w

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): January 5, 2023 ? CUBESMART CUBESMART, L.

Safe Harbor StatementTheforward-lookingstatementscontainedinthispresentationaresubjecttovariousrisksandknownandunknownuncertainties.AlthoughtheCompanybelievestheexpectationsreflectedinsuchforward-lookingstatementsarebasedonreasonableassumptions,there

Exhibit 99.1 January 2023InvestorPresentation Safe Harbor StatementTheforward-lookingstatementscontainedinthispresentationaresubjecttovariousrisksandknownandunknownuncertainties.AlthoughtheCompanybelievestheexpectationsreflectedinsuchforward-lookingstatementsarebasedonreasonableassumptions,therecanbenoassurancethattheCompany?sexpectations willbeachieved.FactorswhichcouldcausetheCompany?sactualresu

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 15, 2022 CUBESMART CUBESMART, L.

Safe Harbor StatementTheforward-lookingstatementscontainedinthispresentationaresubjecttovariousrisksandknownandunknownuncertainties.AlthoughtheCompanybelievestheexpectationsreflectedinsuchforward-lookingstatementsarebasedonreasonableassumptions,there

Exhibit 99.1 November 2022InvestorPresentation Safe Harbor StatementTheforward-lookingstatementscontainedinthispresentationaresubjecttovariousrisksandknownandunknownuncertainties.AlthoughtheCompanybelievestheexpectationsreflectedinsuchforward-lookingstatementsarebasedonreasonableassumptions,therecanbenoassurancethattheCompany?sexpectations willbeachieved.FactorswhichcouldcausetheCompany?sactualres

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents sts ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

Second Amended and Restated Credit Agreement, dated as of October 26, 2022, by and among CubeSmart, L.P., CubeSmart, the lenders referred to therein, and Wells Fargo Bank, National Association, as administrative agent for the Lenders, incorporated by reference to Exhibit 10.1 to the Company’s Quarterly Report on Form 10-Q, filed on October 28, 2022.

Exhibit 10.1 Execution Version ? Loan Number: 1006379 ? ? ? SECOND AMENDED AND RESTATED CREDIT AGREEMENT ? Dated as of October 26, 2022 ? by and among ? CubeSmart, L.P., as Borrower, ? CUBESMART, as Parent, ? WELLS FARGO SECURITIES, LLC, BOFA SECURITIES, INC. and PNC CAPITAL MARKETS LLC, as Joint Bookrunners, ? WELLS FARGO SECURITIES, LLC, BOFA SECURITIES, INC., PNC CAPITAL MARKETS LLC, REGIONS CA

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): October 28, 2022 (October 27, 2022) ? CUBESMART CUBESMART, L.

CubeSmart Reports Third Quarter 2022 Results

? ? ? Exhibit 99.1 Earnings Release ? ? CubeSmart Reports Third Quarter 2022 Results MALVERN, PA - (Globe Newswire) ? October 27, 2022 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and nine months ended September 30, 2022. ?We continue to see solid demand across the portfolio as we returned to more normalized seasonal trends during the quarter,? commented President a

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

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): October 26, 2022 (October 25, 2022) ? CUBESMART CUBESMART, L.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): September 13, 2022 ? CUBESMART CUBESMART, L.

Safe Harbor StatementTheforward-lookingstatementscontainedinthispresentationaresubjecttovariousrisksandknownandunknownuncertainties.AlthoughtheCompanybelievestheexpectationsreflectedinsuchforward-lookingstatementsarebasedonreasonableassumptions,there

Exhibit 99.1 September 2022InvestorPresentation Safe Harbor StatementTheforward-lookingstatementscontainedinthispresentationaresubjecttovariousrisksandknownandunknownuncertainties.AlthoughtheCompanybelievestheexpectationsreflectedinsuchforward-lookingstatementsarebasedonreasonableassumptions,therecanbenoassurancethattheCompany?sexpectationswillbeachieved.FactorswhichcouldcausetheCompany?sactualres

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): August 5, 2022 (August 4, 2022) ? CUBESMART CUBESMART, L.

CubeSmart Reports Second Quarter 2022 Results

? ? ? Exhibit 99.1 Earnings Release ? ? CubeSmart Reports Second Quarter 2022 Results MALVERN, PA - (Globe Newswire) ? August 4, 2022 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and six months ended June 30, 2022. ?The rental season got off to a solid start, generating strong performance through the second quarter as all aspects of the operating platform worked eff

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents sts ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): June 7, 2022 ? CUBESMART CUBESMART, L.

June 2022 Investor Presentation Cu self storage

Exhibit 99.1 ? June 2022 Investor Presentation Cu self storage ? ? ? -.c Jkhq ex::>ecahon-= ?)v:. iIi rw;;r?1-.coki1() tole Toe'll'' g.)tior to Safe Harbor Statement -hi?WJI?;-I okin?; '.'.l. n? n.:. ??tain?;J in thi?, pr<; : n.:.l.ion r:; ? lj?;d I<; v:.l?i,?u.:!J k:'. ;.nd li U'l"\OCWI-.J'l-: rtain: i-E=. Al: l"-:mgh t'lC::t'l"f.?.:::tny t:.erevP.s :t-e P.Xf..::Or.t?.ticr;; '?.;. :::1 :1 ir ...J

New York City Portfolio Presentation

Exhibit 99.1 ? ? ? New York City Portfolio Presentation May 2022 ? ? ? ? ? ? ? ? ? ? ? Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): May 18, 2022 ? CUBESMART CUBESMART, L.

Form of Indemnification Agreement for Trustees and Executive Officers, incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K, filed on May 17, 2022.

Exhibit 10.1 ? INDEMNIFICATION AGREEMENT THIS INDEMNIFICATION AGREEMENT (this ?Agreement?) is made effective as of May 17, 2022, by and among CubeSmart, a Maryland real estate investment trust (the ?Company?), CubeSmart, L.P., a Delaware limited partnership (the ?Operating Partnership? and together with the Company, the ?Indemnitors?), and (the ?Indemnitee?). WHEREAS, the Indemnitee is an officer

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): May 17, 2022 ? CUBESMART CUBESMART, L.

May 2022 cubesmart

Exhibit 99.1 ? ? May 2022 cubesmart ? ? ? ? Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company's expectations will be achieved. F

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): May 12, 2022 ? CUBESMART CUBESMART, L.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): April 29, 2022 (April 28, 2022) ? CUBESMART CUBESMART, L.

CubeSmart Reports First Quarter 2022 Results

Exhibit 99.1 Earnings Release ? April 28, 2022 ? CubeSmart Reports First Quarter 2022 Results ? MALVERN, PA - (Globe Newswire) ? April 28, 2022 - CubeSmart (NYSE: CUBE) today announced its operating results for the three months ended March 31, 2022. ? ?The year got off to a strong start in the first quarter as we saw a continuation of positive trends from 2021,? commented President and Chief Execu

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents sts ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

A Letter from our CEO Dear Shareholder: 2021 was an unprecedented year for the self-storage industry and our Company. Elevated demand trends helped to push industry occupancies to record highs and drive significant rental rate growth. Strong cash flo

A Letter from our CEO Dear Shareholder: 2021 was an unprecedented year for the self-storage industry and our Company.

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 x 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)) ? Def

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. 1)

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. 1) Filed by the Registrant x 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)) x Defi

March 2022

Exhibit 99.1 ? March 2022 ? ? Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company's expectations will be achieved. Factors which c

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): March 7, 2022 ? CUBESMART CUBESMART, L.

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, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): March 3, 2022 ? CUBESMART CUBESMART, L.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): February 25, 2022 (February 24, 2022) ? CUBESMART CUBESMART, L.

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

Table of Contents ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 ? FORM 10-K ? ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? For the fiscal year ended December 31, 2021 ? OR ? ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? For the transition period from to ? Commission file number 001-32324 (CubeSmart) Commission file number 000-54462 (CubeSmart, L.

CubeSmart Reports 2021 Annual Results

Exhibit 99.1 Earnings Release ? February 24, 2022 ? CubeSmart Reports 2021 Annual Results ? MALVERN, PA - (Globe Newswire) ?February 24, 2022 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and twelve months ended December 31, 2021. ? ?We closed out a remarkable 2021 with continued execution across all of our strategic growth objectives. Organic growth remained robust

List of Subsidiaries.

Exhibit 21.1 ? ? ? ? Subsidiary Jurisdiction of Organization 1 Ellis St, LLC ? Delaware 101 OLD WINDSOR ROAD, LLC ? Delaware 1038 W 35TH ST., LLC ? Delaware 10400 Riverside Drive, LLC ? Delaware 1053 CROMWELL AVENUE, LLC ? Delaware 12250 El Dorado Parkway, LLC ? Delaware 12902 South 301 Highway, LLC ? Delaware 1518 S Washington Ave, LLC ? Delaware 1575 NORTH BLAIRS BRIDGE ROAD, LLC ? Delaware 1830

Material United States Federal Income Tax Considerations.

Exhibit 99.1 ? MATERIAL UNITED STATES FEDERAL INCOME TAX CONSIDERATIONS ? The following discussion describes the material U.S. federal income tax considerations relating to the purchase, ownership and disposition of common shares and preferred shares of CubeSmart and debt securities of CubeSmart, L.P. (the ?Operating Partnership?), and the qualification and taxation of CubeSmart as a real estate i

CUBE / CubeSmart / 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.: 16)* Name of issuer: CubeSmart Title of Class of Securities: REIT CUSIP Number: 229663109 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 13d-1(b) ☐ 

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): December 9, 2021 ? CUBESMART CUBESMART, L.

CubeSmart Announces Closing of the Storage West Acquisition

Exhibit 99.1 ? CubeSmart Announces Closing of the Storage West Acquisition ? Malvern, PA ? (Globe Newswire) ? December 9, 2021 ? CubeSmart (NYSE: CUBE) announced today that it has closed on the previously announced acquisition of LAACO, LTD., the owner of the Storage West self-storage platform. With this acquisition, CubeSmart has added 59 high-quality assets to its portfolio in the desirable west

Form of $500 million aggregate principal amount of 2.50% senior notes due February 15, 2032, incorporated herein by reference to Exhibit 4.2 to the Company’s Current Report on Form 8-K, filed on November 30, 2021.

Exhibit 4.2 FORM OF NOTE [Face of Note] CUSIP # 22966R AJ5 2.50% Senior Notes due 2032 No. [ ] $[ ??] CUBESMART, L.P. promises to pay to CEDE & CO. or its registered assigns, the principal sum of [ ] Dollars on February 15, 2032. Interest Payment Dates: February 15 and August 15 Record Dates: February 1 and August 1 THIS NOTE IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REF

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, 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 30, 2021 CUBESMART CUBESMART, L.P. (Exact Name Of Registrant As Specified In Charter) Maryland (CubeSmart) Delaware (CubeSmart, L.P.) 001-32324 000-54462 20-1024732 34-183702

Form of $550 million aggregate principal amount of 2.25% senior notes due December 15, 2028, incorporated herein by reference to Exhibit 4.1 to the Company’s Current Report on Form 8-K, filed on November 30, 2021.

Exhibit 4.1 FORM OF NOTE [Face of Note] CUSIP # 22966R AH9 2.25% Senior Note due 2028 No. [ ] $[??? ] CUBESMART, L.P. promises to pay to CEDE & CO. or its registered assigns, the principal sum of [ ] Dollars on December 15, 2028. Interest Payment Dates: June 15 and December 15 Record Dates: June 1 and December 1 THIS NOTE IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRE

Ninth Supplemental Indenture, dated of as November 30, 2021, among CubeSmart, CubeSmart, L.P. and U.S. Bank National Association, incorporated herein by reference to Exhibit 4.4 to the Company’s Current Report on Form 8-K, filed on November 30, 2021.

Exhibit 4.4 CUBESMART, L.P., Issuer, and CUBESMART, Parent Guarantor, and U.S. BANK NATIONAL ASSOCIATION Trustee Ninth Supplemental Indenture Dated as of November 30, 2021 To Indenture Dated as of September 16, 2011 2.25% SENIOR NOTES DUE 2028 2.50% SENIOR NOTES DUE 2032 NINTH SUPPLEMENTAL INDENTURE, dated as of November 30, 2021 (this ?Ninth Supplemental Indenture?), among CUBESMART, L.P., a limi

Tenth Supplemental Indenture, dated of as November 30, 2021, among CubeSmart, CubeSmart, L.P. and U.S. Bank National Association, incorporated herein by reference to Exhibit 4.6 to the Company’s Current Report on Form 8-K, filed on November 30, 2021.

Exhibit 4.6 CUBESMART, L.P., Issuer, and CUBESMART, Parent Guarantor, and U.S. BANK NATIONAL ASSOCIATION Trustee Tenth Supplemental Indenture Dated as of November 30, 2021 To Indenture Dated as of September 16, 2011 TENTH SUPPLEMENTAL INDENTURE, dated as of November 30, 2021 (this ?Tenth Supplemental Indenture?), among CUBESMART, L.P., a limited partnership formed under the laws of Delaware (the ?

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant To Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 18, 2021 CUBESMART CUBESMART, L.P. (Exact Name Of Registrant As Specified In Charter) Maryland (CubeSmart) Delaware (CubeSmart, L.P.) 001-32324 000-54462 20-1024732 34-183702

CubeSmart Announces Pricing of $550 Million 2.25% Senior Unsecured Notes Due 2028 and $500 Million 2.50% Senior Unsecured Notes Due 2032

Exhibit 99.1 CubeSmart Announces Pricing of $550 Million 2.25% Senior Unsecured Notes Due 2028 and $500 Million 2.50% Senior Unsecured Notes Due 2032 Company Release - 11/18/2021 MALVERN, Pa., Nov. 18, 2021 (GLOBE NEWSWIRE) - CubeSmart (NYSE: CUBE) (the ?Company? or ?CubeSmart?), the third-largest owner and operator of self-storage properties in the United States, today announced that its operatin

CALCULATION OF REGISTRATION FEE

TABLE OF CONTENTS Filed Pursuant to Rule 424(b)(5) Registration No. 333-236886? CALCULATION OF REGISTRATION FEE ? ? Title of Each Class of Securities to be Registered ? ? ? Amount to be Registered ? ? ? Amount of Registration Fee(1) ? 2.25% Senior Notes due 2028 ? ? ? ? $ 550,000,000 ? ? ? ? ? $ 50,985 ? ? 2.50% Senior Notes due 2032 ? ? ? ? $ 500,000,000 ? ? ? ? ? $ 46,350 ? ? ? (1) The filing fe

Underwriting Agreement, dated as of November 18, 2021, among CubeSmart, CubeSmart, L.P. and Wells Fargo Securities, LLC, PNC Capital Markets LLC, and U.S. Bancorp Investments, Inc., as representatives of each of the other underwriters named in Exhibit A thereto.

EX-1.1 2 tm2132894d7ex1-1.htm EXHIBIT 1.1 Exhibit 1.1 Execution Version CUBESMART, L.P. 2.25% Senior Notes Due 2028 2.50% Senior Notes Due 2032 Guaranteed by CUBESMART UNDERWRITING AGREEMENT Dated: November 18, 2021 Table of Contents Page SECTION 1. Representations and Warranties 3 SECTION 2. Sale and Delivery to Underwriters; Closing 21 SECTION 3. Covenants of the Transaction Entities 22 SECTION

CubeSmart Announces Closing of Public Offering of 15,525,000 Common Shares, Including Exercise in Full of Underwriters’ Option to Purchase Additional Shares

Exhibit 99.1 CubeSmart Announces Closing of Public Offering of 15,525,000 Common Shares, Including Exercise in Full of Underwriters? Option to Purchase Additional Shares Company Release - 11/19/2021 MALVERN, Pa., Nov. 19, 2021 (GLOBE NEWSWIRE) - CubeSmart (NYSE: CUBE) (the ?Company? or ?CubeSmart?), the third-largest owner and operator of self-storage properties in the United States, announced tod

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant To Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 16, 2021 CUBESMART CUBESMART, L.P. (Exact Name Of Registrant As Specified In Charter) Maryland (CubeSmart) Delaware (CubeSmart, L.P.) 001-32324 000-54462 20-1024732 34-183702

Underwriting Agreement, dated November 16, 2021, by and among CubeSmart, CubeSmart, L.P. and Wells Fargo Securities, LLC and BofA Securities, Inc., as representatives of the several underwriters listed on Exhibit A thereto.

EX-1.1 2 tm2133352d1ex1-1.htm EXHIBIT 1.1 Exhibit 1.1 Execution Version CUBESMART 13,500,000 Common Shares of Beneficial Interest UNDERWRITING AGREEMENT Dated: November 16, 2021 TABLE OF CONTENTS Page Section 1. Representations and Warranties 2 Section 2. Sale and Delivery to Underwriters; Closing 21 Section 3. Covenants of the Transaction Entities 22 Section 4. Payment of Expenses 27 Section 5. C

CubeSmart, L.P. Pricing Term Sheet $550,000,000 of 2.25% Senior Notes due 2028 $500,000,000 of 2.50% Senior Notes due 2032

Dated November 18, 2021 Filed Pursuant to Rule 433 Registration Statement No. 333-236886 Supplementing Preliminary Prospectus Supplement Dated November 18, 2021 and Prospectus Dated March 4, 2020 CubeSmart, L.P. Pricing Term Sheet $550,000,000 of 2.25% Senior Notes due 2028 $500,000,000 of 2.50% Senior Notes due 2032 Issuer: CubeSmart, L.P. Guarantor: CubeSmart Expected Ratings: (Moody?s / S&P)*:

CALCULATION OF REGISTRATION FEE

TABLE OF CONTENTS CALCULATION OF REGISTRATION FEE ? ? Title of each class of securities to be registered ? ? ? Amount to be Registered ? ? ? Maximum offering price per unit ? ? ? Maximum aggregate offering price ? ? ? Amount of registration fee(1) ? Common Shares of Beneficial Interest, par value $0.

Subject to Completion Preliminary Prospectus Supplement dated November 18, 2021

TABLE OF CONTENTS This preliminary prospectus supplement relates to an effective registration statement under the Securities Act of 1933, as amended, but the information in this preliminary prospectus supplement is not complete and may be changed.

Subject to Completion Preliminary Prospectus Supplement dated November 15, 2021

TABLE OF CONTENTS This preliminary prospectus supplement relates to an effective registration statement under the Securities Act of 1933, as amended, but the information in this preliminary prospectus supplement is not complete and may be changed.

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 15, 2021 CUBESMART CUBESMART, L.P. (Exact name of registrant as specified in its charter) Maryland (CubeSmart) Delaware (CubeSmart, L.P.) 001-32324 000-54462 20-1024732 34-18370

Agreement and Plan of Merger, by and among LAACO, Ltd., CubeSmart, L.P., CS West Merger Sub, L.P. and Stability LLC, dated as of November 15, 2021*

Exhibit 2.1 Execution Version AGREEMENT AND PLAN OF MERGER by and among LAACO, LTD., CUBESMART, L.P., CS WEST MERGER SUB, L.P. and STABILITY LLC Dated as of November 15, 2021 TABLE OF CONTENTS Page ARTICLE I THE MERGER 2 Section 1.1 The Merger 2 Section 1.2 Closing 2 Section 1.3 Effective Time 2 ARTICLE II EFFECTS OF THE MERGER 2 Section 2.1 Effects of the Merger 2 Section 2.2 Limited Partnership

CubeSmart Announces Agreement to Acquire Storage West Platform

Exhibit 99.1 CubeSmart Announces Agreement to Acquire Storage West Platform Company Release - 11/15/2021 MALVERN, Pa., Nov. 15, 2021 (GLOBE NEWSWIRE) - CubeSmart (NYSE: CUBE) (the ?Company?), today announced that it has entered into an agreement to acquire 100% of the outstanding partnership units of LAACO, Ltd. (?LAACO?), the owner of the Storage West Platform for approximately $1.69 billion, whi

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): November 9, 2021 ? CUBESMART CUBESMART, L.

November 2021

Exhibit 99.1 November 2021 ? ? Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company's expectations will be achieved. Factors which

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): November 5, 2021 (November 4, 2021) ? CUBESMART CUBESMART, L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents sts ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

CubeSmart Reports Third Quarter 2021 Results

Exhibit 99.1 News Release ? November 4, 2021 ? CubeSmart Reports Third Quarter 2021 Results ? MALVERN, PA - (Globe Newswire) ? November 4, 2021 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and nine months ended September 30, 2021. ? ?Once again, we saw strong performance across our portfolio as our sophisticated systems and talented teammates continue to maximize th

CUBE / CubeSmart / PGGM Investments - FORM SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* CUBESMART (Name of Issuer) Common Stock (Title of Class of Securities) 229663109 (CUSIP Number) 11 October 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is file

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): September 14, 2021 ? CUBESMART CUBESMART, L.

September 2021

Exhibit 99.1 ? ? ? September 2021 ? ? ? ? Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company's expectations will be achieved. Fac

CubeSmart Reports Second Quarter 2021 Results

Exhibit 99.1 News Release ? July 29, 2021 ? CubeSmart Reports Second Quarter 2021 Results ? MALVERN, PA - (Globe Newswire) ?July 29, 2021 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and six months ended June 30, 2021. ? ?Operating fundamentals continued to strengthen throughout the rental season resulting in an exceptional quarter,? commented President and Chief Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents sts ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): July 30, 2021 (July 29, 2021) ? CUBESMART CUBESMART, L.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): June 8, 2021 ? CUBESMART CUBESMART, L.

June 2021

EX-99.1 2 cube-20210608ex99106cc88.htm EX-99.1 Exhibit 99.1 June 2021 Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company's expect

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): May 12, 2021 ? CUBESMART CUBESMART, L.

New York City Portfolio Presentation May 2021

EX-99.1 2 cube-20210512ex991326ef4.htm EX-99.1 Exhibit 99.1 New York City Portfolio Presentation May 2021 Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no

Submission of Matters to a Vote of Security Holders

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): May 11, 2021 ? CUBESMART CUBESMART, L.

Quarterly Report - 10-Q

Table of Contents sts ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

CubeSmart Reports First Quarter 2021 Results

EX-99.1 2 cube-20210429ex9917af111.htm EX-99.1 Exhibit 99.1 News Release – April 29, 2021 CubeSmart Reports First Quarter 2021 Results MALVERN, PA - (Globe Newswire) – April 29, 2021 - CubeSmart (NYSE: CUBE) today announced its operating results for the three months ended March 31, 2021. “Performance remains strong across the country as we continue to meet the needs of our customers in this rapidl

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): April 30, 2021 (April 29, 2021) ? CUBESMART CUBESMART, L.

2020 Annual Report

Table of Contents 2020 Annual Report ? Table of Contents ? ? Table of Contents ? ? (NYSE: CUBE) ? CubeSmart (NYSE: CUBE), headquartered in Malvern, Pennsylvania, is one of the largest owners and operators of self-storage properties in the United States.

Definitive Proxy Statement on Schedule 14A filed with the SEC on March 31, 2021

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14A-101) 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 ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (a

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14A-101) 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 (RULE 14A-101) 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 (a

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): March 8, 2021 ? CUBESMART CUBESMART, L.

March 2021

Exhibit 99.1 March 2021 Safe Harbor Statement The forward-looking statements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company's expectations will be achieved. Factors which could c

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ? FORM 8-K ? CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of report (Date of earliest event reported): February 26, 2021 (February 25, 2021) ? CUBESMART CUBESMART, L.

Annual Report on Form 10-K of CubeSmart and CubeSmart, L.P. for the year ended December 31, 2020;

Exhibit 99.1 ? MATERIAL UNITED STATES FEDERAL INCOME TAX CONSIDERATIONS ? The following discussion describes the material U.S. federal income tax considerations relating to the purchase, ownership and disposition of common shares and preferred shares of CubeSmart and debt securities of CubeSmart, L.P. (the ?Operating Partnership?), and the qualification and taxation of CubeSmart as a REIT under th

Annual Report - 10-K

Table of Contents ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 ? FORM 10-K ? ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? For the fiscal year ended December 31, 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 001-32324 (CubeSmart) Commission file number 000-54462 (CubeSmart, L.

List of Subsidiaries.

EX-21.1 2 cube-20201231ex21132fbfd.htm EX-21.1 Exhibit 21.1 Subsidiary Jurisdiction of Organization 101 OLD WINDSOR ROAD, LLC Delaware 1053 CROMWELL AVENUE, LLC Delaware 12250 El Dorado Parkway, LLC Delaware 12902 South 301 Highway, LLC Delaware 1575 NORTH BLAIRS BRIDGE ROAD, LLC Delaware 186 Jamaica Ave TRS, LLC Delaware 186 JAMAICA AVE, LLC Delaware 191 CUBE SOUTHEAST FL, LLC Delaware 191 CUBE S

CubeSmart Reports 2020 Annual Results

Exhibit 99.1 News Release ? February 25, 2021 ? CubeSmart Reports 2020 Annual Results ? MALVERN, PA - (Globe Newswire) ? February 25, 2021 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and twelve months ended December 31, 2020. ? ?The fourth quarter was a strong conclusion to a challenging year that showcased the strength of the CubeSmart platform as robust operating

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 15)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 15)* Name of issuer: CubeSmart Title of Class of Securities: REIT CUSIP Number: 229663109 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) ☐ 

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ___)*

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* CUBESMART (Name of Issuer) Common Stock (Title of Class of Securities) 229663109 (CUSIP Number) 16 December 2020 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is fil

Cu® November 2020

Exhibit 99.1 Cu® November 2020 Safe Harbor Statement The forward-lookingstatements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there can be no assurance that the Company's expectations will be achieved. Factors which c

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 17, 2020 CUBESMART CUBESMART, L.

Quarterly Report - 10-Q

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

CubeSmart Reports Third Quarter 2020 Results

Exhibit 99.1 News Release – November 5, 2020 CubeSmart Reports Third Quarter 2020 Results MALVERN, PA - (Globe Newswire) – November 5, 2020 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and nine months ended September 30, 2020. “The last few months have showcased the strength and resilience of the entire CubeSmart platform. Performance rebounded across our portfolio,

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 6, 2020 (November 5, 2020) CUBESMART CUBESMART, L.

Regulation FD Disclosure, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Other Events - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): October 27, 2020 (October 21, 2020) CUBESMART CUBESMART, L.

CubeSmart Announces Agreement to Acquire $540 Million Self-Storage Portfolio

EX-99.1 2 cube-20201021ex9918226b6.htm EX-99.1 Exhibit 99.1 CubeSmart Announces Agreement to Acquire $540 Million Self-Storage Portfolio Malvern, Pennsylvania – (Globe Newswire) – October 27, 2020 – CubeSmart (NYSE: CUBE), today announced that it has entered into an agreement to acquire a portfolio of eight self-storage properties in New York City from Storage Deluxe for $540 million. The portfoli

/ / Cu Storage Deluxe Portfolio Acquisition October 2020

EX-99.2 3 cube-20201021ex992703727.htm EX-99.2 Exhibit 99.2 / / Cu Storage Deluxe Portfolio Acquisition October 2020 Safe Harbor Statement The forward-lookingstatements contained in this presentation are subject to various risks and known and unknown uncertainties. Although the Company believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, there

Form of $450 million aggregate principal amount of 2.000% senior notes due February 15, 2031, incorporated herein by reference to Exhibit 4.1 to the Company’s Current Report on Form 8-K, filed on October 6, 2020.

Exhibit 4.1 NOTE [Face of Note] CUSIP # 22966R AG1 2.000% Senior Note due 2031 No. 1 $450,000,000 CUBESMART, L.P. promises to pay to CEDE & CO. or its registered assigns, the principal sum of FOUR HUNDRED FIFTY MILLION Dollars on February 15, 2031. Interest Payment Dates: February 15 and August 15 Record Dates: February 1 and August 1 THIS NOTE IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENT

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant - 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): October 6, 2020 CUBESMART CUBESMART, L.P. (Exact Name Of Registrant As Specified In Charter) Maryland (CubeSmart) Delaware (CubeSmart, L.P.) 001-32324 000-54462 20-1024732 34-1837021

Eighth Supplemental Indenture, dated of as October 6, 2020, among CubeSmart, CubeSmart, L.P. and U.S. Bank National Association, incorporated herein by reference to Exhibit 4.3 to the Company’s Current Report on Form 8-K, filed on October 6, 2020.

Exhibit 4.3 CUBESMART, L.P., Issuer, and CUBESMART, Parent Guarantor, and U.S. BANK NATIONAL ASSOCIATION Trustee Eighth Supplemental Indenture Dated as of October 6, 2020 To Indenture Dated as of September 16, 2011 2.000% SENIOR NOTES DUE 2031 EIGHTH SUPPLEMENTAL INDENTURE, dated as of October 6, 2020 (this “Eighth Supplemental Indenture”), among CUBESMART, L.P., a limited partnership formed under

Regulation FD Disclosure, Entry into a Material Definitive Agreement, 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 29, 2020 CUBESMART CUBESMART, L.P. (Exact Name Of Registrant As Specified In Charter) Maryland (CubeSmart) Delaware (CubeSmart, L.P.) 001-32324 000-54462 20-1024732 34-18370

CALCULATION OF REGISTRATION FEE

TABLE OF CONTENTS CALCULATION OF REGISTRATION FEE Title of Securities to be Registered Maximum Aggregate Offering Price Amount of Registration Fee 2.

CubeSmart Announces Pricing of 2.000% Senior Unsecured Notes Due 2031

EX-99.1 3 tm2031622d5ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 CubeSmart Announces Pricing of 2.000% Senior Unsecured Notes Due 2031 Company Release - 9/29/2020 MALVERN, Pa., Sept. 29, 2020 (Globe Newswire)- CubeSmart (NYSE: CUBE) today announced that its operating partnership, CubeSmart, L.P. (the “Operating Partnership”), priced an offering of $450.0 million aggregate principal amount of 2.000% senio

Underwriting Agreement, dated as of September 29, 2020, among CubeSmart, CubeSmart, L.P. and Wells Fargo Securities, LLC, Barclays Capital Inc., and Jefferies LLC, as representatives of each of the other underwriters named in Exhibit A thereto.

Final Form Exhibit 1.1 CUBESMART, L.P. 2.000% Senior Notes Due 2031 Guaranteed by CUBESMART UNDERWRITING AGREEMENT Dated: September 29, 2020 Table of Contents Page SECTION 1. Representations and Warranties 2 SECTION 2. Sale and Delivery to Underwriters; Closing 19 SECTION 3. Covenants of the Transaction Entities 20 SECTION 4. Payment of Expenses 24 SECTION 5. Conditions of Underwriters’ Obligation

CubeSmart, L.P. Pricing Term Sheet $450,000,000 of 2.000% Senior Notes due 2031

Dated September 29, 2020 Filed Pursuant to Rule 433 Registration Statement No. 333-236886 Supplementing Preliminary Prospectus Supplement Dated September 29, 2020 and Prospectus Dated March 4, 2020 CubeSmart, L.P. Pricing Term Sheet $450,000,000 of 2.000% Senior Notes due 2031 Issuer: CubeSmart, L.P. Guarantor: CubeSmart Expected Ratings: (Moody’s / S&P)*: Baa2 (Stable) / BBB (Stable) Security Typ

Subject to Completion Preliminary Prospectus Supplement dated September 29, 2020

TABLE OF CONTENTS This preliminary prospectus supplement relates to an effective registration statement under the Securities Act of 1933, as amended, but the information in this preliminary prospectus supplement is not complete and may be changed.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K Current Report Pursuant To Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 15, 2020 CUBESMART CUBESMART, L.

Slide Presentation dated September 2020

Exhibit 99.1 September 2020 This presentation contains certain non-GAAP financial measures. The definitions of these terms, the reasons for their use, and reconciliations to the most directly comparable GAAP measures are included in our Earnings Release as well as the Non-GAAP Financial Measures section under the caption "Management's Discussion and Analysis of Financial Condition and Results of O

Quarterly Report - 10-Q

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

Fourth Amended and Restated Bylaws of CubeSmart, effective August 5, 2020, incorporated by reference to Exhibit 3.1 to the Company’s Quarterly Report on Form 10-Q, filed on August 7, 2020.

Exhibit 3.1 FOURTH AMENDED AND RESTATED BYLAWS OF CUBESMART Adopted as of August 5, 2020 Table of Contents Page ARTICLE I OFFICES‌4 Section 1. PRINCIPAL OFFICE.‌4 Section 2. ADDITIONAL OFFICES.‌4 ARTICLE II MEETINGS OF SHAREHOLDERS‌4 Section 1. PLACE.‌4 Section 2. ANNUAL MEETING.‌4 Section 3. SPECIAL MEETINGS.‌4 Section 4. NOTICE.‌7 Section 5. SCOPE OF NOTICE.‌7 Section 6. ORGANIZATION AND CONDUCT

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): August 7, 2020 (August 6, 2020) CUBESMART CUBESMART, L.

CubeSmart Reports Second Quarter 2020 Results

Exhibit 99.1 News Release – August 6, 2020 CubeSmart Reports Second Quarter 2020 Results MALVERN, PA - (Globe Newswire) – August 6, 2020 - CubeSmart (NYSE: CUBE) today announced its operating results for the three and six months ended June 30, 2020. “Over the last few months, we have faced unprecedented challenges and uncertainty. Once again, self storage showed its resilience and our team continu

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K Current Report Pursuant To Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 2, 2020 CUBESMART CUBESMART, L.

Slide Presentation dated June 2020

Exhibit 99.1 June 2020 This presentation contains certain non-GAAP financial measures. The definitions of these terms, the reasons for their use, and reconciliations to the most directly comparable GAAP measures are included in our Earnings Release as well as the Non-GAAP Financial Measures section under the caption "Management's Discussion and Analysis of Financial Condition and Results of Operat

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 13 2020 (May 12, 2020) CUBESMART CUBESMART, L.

Material United States Federal Income Tax Considerations (filed herewith)

Exhibit 99.1 MATERIAL UNITED STATES FEDERAL INCOME TAX CONSIDERATIONS The following discussion describes the material U.S. federal income tax considerations relating to the purchase, ownership and disposition of common shares and preferred shares of CubeSmart and debt securities of CubeSmart, L.P. (the “Operating Partnership”), and the qualification and taxation of CubeSmart as a REIT under the In

CubeSmart Reports First Quarter 2020 Results

Exhibit 99.1 News Release – May 7, 2020 CubeSmart Reports First Quarter 2020 Results MALVERN, PA - (Globe Newswire) – May 7, 2020 - CubeSmart (NYSE: CUBE) today announced its operating results for the three months ended March 31, 2020. “The last few weeks have brought about a time of great uncertainty… and have also brought out the best in our people. Our store teammates continue to serve our cust

Quarterly Report - 10-Q

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

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 8, 2020 (May 7, 2020) CUBESMART CUBESMART, L.

CUBE / CubeSmart DEFA14A - - DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14A-101) 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 (a

CUBE / CubeSmart ARS - -

Table of Contents 2019 Annual Report Table of Contents Table of Contents (NYSE: CUBE) CubeSmart (NYSE: CUBE), headquartered in Malvern, Pennsylvania, is one of the largest owners and operators of self-storage properties in the United States.

Definitive Proxy Statement on Schedule 14A filed with the SEC on April 1, 2020

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14A-101) 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

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 4, 2020 CUBESMART CUBESMART, L.P. (Exact Name of Registrant as Specified in its Charter) Maryland (CubeSmart) Delaware (CubeSmart, L.P.) 001-32324 000-54462 20-1024732 34-183702