CubeSmart (NYSE: CUBE) officer reports equity grants and share vesting

Rhea-AI Filing Summary

CubeSmart’s chief accounting officer reported new equity awards and vesting activity. On January 1, 2026, the officer acquired 2,635 restricted common units under CubeSmart’s 2007 Equity Incentive Plan at a stated price of $0.0000. These units are subject to forfeiture and vest in three equal parts on January 1, 2027, January 1, 2028, and January 1, 2029, as long as the officer remains employed.

The officer also reported 1,351 common shares from the vesting of performance-based units originally granted on January 1, 2023, at a price of $36.05 per share. In addition, the filing shows a grant of 13,014 stock options with an exercise price of $36.05 per share, expiring on December 31, 2035. These options vest in three equal annual installments on each of the first three anniversaries of the grant date, contingent on continued employment.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

DeNarie Matthew D

(Last) (First) (Middle)

5 OLD LANCASTER ROAD

(Street)

MALVERN PA 19355

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CubeSmart [ CUBE ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/01/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common	01/01/2026		A		2,635(1)	A	$0.0000	22,993	D
Common	01/01/2026		A		1,351(2)	A	$36.05	24,344	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (right to buy)	$36.05	01/01/2026		A		13,014		(3)	12/31/2035	Common	13,014	$0.0000	13,014	D

Explanation of Responses:

1. These common units represent restricted units issued under the Company's 2007 Equity Incentive Plan and are subject to risk of forfeiture. The common units vest ratably over a three-year period, one-third per year on January 1, 2027, January 1, 2028, and January 1, 2029, provided the reporting person remains employed by the Company.

2. These common shares represent the vesting of performance-based units granted on January 1, 2023 under the 2007 Equity Incentive Plan of the Company.

3. The stock options vest ratably over a three-year period, one-third per year on each of the first three anniversaries of the grant date, provided the reporting person remains employed by the Company.

	Douglas J. Tyrell, Attorney-in-Fact	01/01/2026
	** Signature of Reporting Person	Date
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