SEC Form 4 · accession 0001225208-15-016755

CubeSmart · CUBE

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Officer — CFO

Period of report

Aug 10, 2015

Accepted (ET)

Aug 12, 2015 · 4:56 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001298675

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common	Aug 10, 2015	M	5,600	$19.97	A	127,725	D
Common	Aug 10, 2015	S	5,600	$26.2029	D	122,125	D
Common	Aug 11, 2015	M	54,446	$19.97	A	176,571	D
Common	Aug 11, 2015	M	22,596	$3.79	A	199,167	D
Common	Aug 11, 2015	S	22,596	$26.2597	D	176,571	D
Common	Aug 11, 2015	S	54,446	$26.2597	D	122,125	D
Common	Aug 12, 2015	M	27,404	$3.79	A	149,529	D
Common	Aug 12, 2015	S	27,404	$26.20	D	122,125	D
Common	holding	—	—		—	5,469	I	By 401(k) Plan

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Stock Option (right to buy)^F1	$19.97	Aug 10, 2015	M	5,600	D	—	Mar 21, 2017	Common	5,600	54,446	D
Stock Option (right to buy)^F2	$3.79	Aug 11, 2015	M	22,596	D	—	Jan 23, 2019	Common	22,596	172,297	D
Stock Option (right to buy)^F1	$19.97	Aug 11, 2015	M	54,446	D	—	Mar 21, 2017	Common	54,446	0	D
Stock Option (right to buy)^F2	$3.79	Aug 12, 2015	M	27,404	D	—	Jan 23, 2019	Common	27,404	144,893	D

F1The original stock option for 60,046 shares became exercisable in three equal installments on March 22, 2008, 2009, and 2010.
F2The original stock option for 194,893 shares became exercisable in three equal installments on January 23, 2010, 2011 and 2012.