SEC FORM 3

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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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1. Name and Address of Reporting Person^*

Keaton Joel D

(Last)

(First)

(Middle)

5 OLD LANCASTER ROAD

(Street)

MALVERN

19355

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
11/05/2019

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

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Sr VP of Operations

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common	31,057	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Stock Option (right to buy)	⁽¹⁾	01/24/2023	Common	5,078	$14.84	D
Stock Option (right to buy)	⁽²⁾	01/23/2024	Common	10,054	$15.67	D
Stock Option (right to buy)	⁽³⁾	01/22/2025	Common	8,026	$25	D
Stock Option (right to buy)	⁽⁴⁾	01/22/2027	Common	20,969	$26.3	D
Stock Option (right to buy)	⁽⁵⁾	01/22/2028	Common	23,312	$27.78	D
Stock Option (right to buy)	⁽⁶⁾	12/31/2028	Common	24,147	$28.69	D
Stock Option (right to buy)	⁽⁷⁾	01/21/2026	Common	13,141	$30.32	D

Explanation of Responses:

1. The stock options were granted on January 25, 2013 and are fully vested.

2. The stock options were granted on January 24, 2014 and are fully vested.

3. The stock options were granted on January 23, 2015 and are fully vested.

4. The original stock option for 20,969 shares became exercisable in three equal installments on January 23, 2018, 2019 and 2020.

5. The original stock option for 23,312 shares became exercisable in three equal installments on January 23, 2019, 2020 and 2021.

6. The original stock option for 24,147 shares became exercisable in three equal installments on January 24, 2020, 2021 and 2022.

7. The stock options were granted on January 22, 2016 and are fully vested.

Remarks:

jkpoacube.txt

	Douglas J. Tyrell, Attorney-in-Fact	11/05/2019
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.