CubeSmart - Director's Dealing 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CubeSmart (CUBE)
CIK: 0001298675
Period of Report: 2015-08-10

Reporting Person: MARTIN TIMOTHY M (CFO)

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-08-10	Common	M	5600.0000	$19.9700	Acquired	127725.0000	Direct
2015-08-10	Common	S	5600.0000	$26.2029	Disposed	122125.0000	Direct
2015-08-11	Common	M	54446.0000	$19.9700	Acquired	176571.0000	Direct
2015-08-11	Common	M	22596.0000	$3.7900	Acquired	199167.0000	Direct
2015-08-11	Common	S	22596.0000	$26.2597	Disposed	176571.0000	Direct
2015-08-11	Common	S	54446.0000	$26.2597	Disposed	122125.0000	Direct
2015-08-12	Common	M	27404.0000	$3.7900	Acquired	149529.0000	Direct
2015-08-12	Common	S	27404.0000	$26.2000	Disposed	122125.0000	Direct

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-08-10	Stock Option (right to buy)	$19.9700	M	5600.0000	Disposed	2017-03-21	Common (5600.0000)	Direct
2015-08-11	Stock Option (right to buy)	$3.7900	M	22596.0000	Disposed	2019-01-23	Common (22596.0000)	Direct
2015-08-11	Stock Option (right to buy)	$19.9700	M	54446.0000	Disposed	2017-03-21	Common (54446.0000)	Direct
2015-08-12	Stock Option (right to buy)	$3.7900	M	27404.0000	Disposed	2019-01-23	Common (27404.0000)	Direct

Security	Shares	Ownership
Common	5469.0000	Indirect

F1: The original stock option for 60,046 shares became exercisable in three equal installments on March 22, 2008, 2009, and 2010.

F2: The original stock option for 194,893 shares became exercisable in three equal installments on January 23, 2010, 2011 and 2012.