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NYSE · CIK 0001298675

CUBE CubeSmart

Insider trading from SEC Form 4. Last filing Jun 12, 2026. Close $37.97 on Oct 9, 2026, +14% from the 52-week low and -9% from the high.

CubeSmart (CUBE) has 58 SEC Form 4 filings on file from 13 insiders, the latest filed on Jun 12, 2026. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.

4 open-market trades have been scored at CUBE. The newest: Christopher P Marr (CEO) sold $4.6M of stock on Jun 10, 2026, filed Jun 12, 2026, scored 40 (moderate).

CUBE closed at $37.97 on Oct 9, 2026, 14% above its 52-week low and 9% below its 52-week high.

1 member of Congress has disclosed 2 trades in CUBE under the STOCK Act. 7 Form 144 notices of planned sales are on file, the latest filed May 4, 2026.

Last 90 days

Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
13
with a Form 4 at this company

Price and insider trades, last year

CUBEOct 9, 2026 · close 37.97

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

Open-market buys and sells at CubeSmart, scored.

ScoreInsiderValueHoldingsPrice contextFiled
40ModerateChristopher P Marr
CEO
sell
$4.6M
108,932 shares
-15%+21% from low-0% from high
29WeakJeffrey P Foster
CLO & Secretary
sell
$949k
23,148 shares
-10%+19% from low-3% from high
35WeakChristopher P Marr
CEO
sell
$1.7M
47,604 shares
-8%+4% from low-17% from high
22WeakJeffrey P Foster
CLO & Secretary
sell
$785k
18,616 shares
-9%+19% from low-19% from high

Planned sales

Form 144 notices filed before a sale of restricted or control stock, newest first. The sale itself usually reaches a Form 4 within days. All planned sales

FiledSellerSharesValueSale datePast 3 months
May 4, 2026 MARR CHRISTOPHER P
Officer
108,932
0.05% of outstanding
$4.4MMay 4, 2026none
Mar 3, 2026 Jeffrey P. Foster
Officer
23,148
0.01% of outstanding
$969kMar 3, 2026none
Dec 12, 2025 MARTIN TIMOTHY M
Officer
29,566
0.01% of outstanding
$1.1MDec 12, 2025none
Nov 4, 2025 MARR CHRISTOPHER P
Officer
87,604
0.04% of outstanding
$3.2MNov 4, 2025none
Aug 6, 2025 MARR CHRISTOPHER P
Officer
87,604
0.04% of outstanding
$3.5MAug 6, 2025none
Jun 5, 2025 Keaton Joel D
Former Affiliate/Officer
27,426
0.01% of outstanding
$1.2MJun 5, 2025none
May 5, 2025 Jeffrey P. Foster
Officer
18,616
0.01% of outstanding
$792kMay 5, 2025none

Congressional trades

2 trades in CUBE disclosed by members of Congress under the STOCK Act. All congressional trades.

MemberTradeAssetReported rangeTrade / filing dateSource
Lisa C. McClain
House · R-MI
PurchaseCUBE
CubeSmart Common Shares
$1,001 to $15kAug 4, 2025 / Sep 12, 2025
39 days after the trade
Clerk
Lisa C. McClain
House · R-MI
SaleCUBE
CubeSmart Common Shares
$1,001 to $15kAug 13, 2025 / Sep 12, 2025
30 days after the trade
Clerk

Transactions

The newest 50 of 98 rows filed, every code.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Jun 10, 2026Christopher P Marr
CEO
MOption exercise
Common
+108,932$26.30$2.9M718,537Jun 12, 2026
Jun 10, 2026Christopher P Marr
CEO
SOpen-market sale
Common
-108,932$42.24$4.6M609,605Jun 12, 2026
Jun 10, 2026Christopher P Marr
CEO
MOption exercise
Stock Option (right to buy)derivative
-108,932$0.00$00Jun 12, 2026
May 19, 2026Martin P. Connor
director
AGrant or award
Common
+4,044$0.00$04,044May 20, 2026
May 19, 2026Dororthy Dowling
director
AGrant or award
Common
+4,044$0.00$034,598May 20, 2026
May 19, 2026Jair K Lynch
director
AGrant or award
Common
+4,044$0.00$014,465May 20, 2026
May 19, 2026Jennie Weber
director
AGrant or award
Common
+4,044$0.00$04,044May 20, 2026
May 19, 2026Jeffrey F Rogatz
director
AGrant or award
Common
+4,044$0.00$058,114May 20, 2026
May 19, 2026Piero Bussani
director
AGrant or award
Common
+4,044$0.00$068,966May 20, 2026
May 19, 2026Jit Kee Chin
director
AGrant or award
Common
+4,044$0.00$013,682May 20, 2026
May 19, 2026John F Remondi
director
AGrant or award
Common
+4,044$0.00$077,969May 20, 2026
Apr 15, 2026Christopher P Marr
CEO
AGrant or award
Phantom Sharesderivative
+80$38.95$3,1165,960Apr 16, 2026
Apr 15, 2026Timothy M Martin
CFO
AGrant or award
Phantom Sharesderivative
+308$38.95$12k22,963Apr 16, 2026
Apr 15, 2026Jennifer Schulte
Chief Human Resources Officer
AGrant or award
Phantom Sharesderivative
+13$38.95$517989Apr 16, 2026
Mar 3, 2026Jeffrey P Foster
CLO & Secretary
MOption exercise
Common
+23,148$26.30$609k228,205Mar 4, 2026
Mar 3, 2026Jeffrey P Foster
CLO & Secretary
SOpen-market sale
Common
-23,148$41.02$949k205,057Mar 4, 2026
Mar 3, 2026Jeffrey P Foster
CLO & Secretary
MOption exercise
Stock Option (right to buy)derivative
-23,148$0.00$00Mar 4, 2026
Jan 31, 2026Christopher P Marr
CEO
FTax withholding
Common
-39,369$37.53$1.5M609,605Feb 3, 2026
Jan 16, 2026Jennifer Schulte
Chief Human Resources Officer
AGrant or award
Phantom Sharesderivative
+13$39.61$510976Jan 20, 2026
Jan 16, 2026Timothy M Martin
CFO
AGrant or award
Phantom Sharesderivative
+299$39.61$12k22,655Jan 20, 2026
Jan 16, 2026Christopher P Marr
CEO
AGrant or award
Phantom Sharesderivative
+78$39.61$3,0905,880Jan 20, 2026
Jan 1, 2026Matthew D DeNarie
Chief Accounting Officer
AGrant or award
Common
+2,635$0.00$022,993Jan 5, 2026
Jan 1, 2026Christopher P Marr
CEO
AGrant or award
Common
+34,027$0.00$0615,218Jan 5, 2026
Jan 1, 2026Jennifer Schulte
Chief Human Resources Officer
AGrant or award
Common
+4,392$0.00$018,745Jan 5, 2026
Jan 1, 2026Timothy M Martin
CFO
AGrant or award
Common
+17,799$0.00$0376,594Jan 5, 2026
Jan 1, 2026Jeffrey P Foster
CLO & Secretary
AGrant or award
Common
+8,553$0.00$0201,543Jan 5, 2026
Jan 1, 2026Matthew D DeNarie
Chief Accounting Officer
AGrant or award
Common
+1,351$36.05$49k24,344Jan 5, 2026
Jan 1, 2026Christopher P Marr
CEO
AGrant or award
Common
+22,168$36.05$799k637,386Jan 5, 2026
Jan 1, 2026Jennifer Schulte
Chief Human Resources Officer
AGrant or award
Common
+1,839$36.05$66k20,584Jan 5, 2026
Jan 1, 2026Timothy M Martin
CFO
AGrant or award
Common
+8,381$36.05$302k384,975Jan 5, 2026
Jan 1, 2026Jeffrey P Foster
CLO & Secretary
AGrant or award
Common
+3,514$36.05$127k205,057Jan 5, 2026
Jan 1, 2026Matthew D DeNarie
Chief Accounting Officer
AGrant or award
Stock Option (right to buy)derivative
+13,014$0.00$013,014Jan 5, 2026
Jan 1, 2026Christopher P Marr
CEO
AGrant or award
Common
+17,013$0.00$0654,399Jan 5, 2026
Jan 1, 2026Jennifer Schulte
Chief Human Resources Officer
FTax withholding
Common
-1,852$36.05$67k18,732Jan 5, 2026
Jan 1, 2026Jeffrey P Foster
CLO & Secretary
AGrant or award
Stock Option (right to buy)derivative
+42,237$0.00$042,237Jan 5, 2026
Jan 1, 2026Christopher P Marr
CEO
FTax withholding
Common
-5,425$36.05$196k648,974Jan 5, 2026
Jan 1, 2026Jennifer Schulte
Chief Human Resources Officer
AGrant or award
Stock Option (right to buy)derivative
+21,689$0.00$021,689Jan 5, 2026
Jan 1, 2026Timothy M Martin
CFO
AGrant or award
Stock Option (right to buy)derivative
+87,900$0.00$087,900Jan 5, 2026
Jan 1, 2026Christopher P Marr
CEO
AGrant or award
Stock Option (right to buy)derivative
+252,055$0.00$0252,055Jan 5, 2026
Dec 12, 2025Timothy M Martin
CFO
MOption exercise
Common
+29,566$30.32$896k358,795Dec 16, 2025
Dec 12, 2025Christopher P Marr
CEO
MOption exercise
Common
+87,604$30.32$2.7M628,795Dec 16, 2025
Dec 12, 2025Christopher P Marr
CEO
SOpen-market sale
Common
-46,925$36.55$1.7M581,870Dec 16, 2025
Dec 15, 2025Christopher P Marr
CEO
SOpen-market sale
Common
-679$36.55$25k581,191Dec 16, 2025
Dec 12, 2025Timothy M Martin
CFO
MOption exercise
Stock Option (right to buy)derivative
-29,566$0.00$00Dec 16, 2025
Dec 12, 2025Christopher P Marr
CEO
MOption exercise
Stock Option (right to buy)derivative
-87,604$0.00$00Dec 16, 2025
Oct 15, 2025Christopher P Marr
CEO
AGrant or award
Phantom Sharesderivative
+73$41.11$3,0015,802Oct 16, 2025
Oct 15, 2025Timothy M Martin
CFO
AGrant or award
Phantom Sharesderivative
+279$41.11$11k22,356Oct 16, 2025
Oct 15, 2025Jennifer Schulte
Chief Human Resources Officer
AGrant or award
Phantom Sharesderivative
+12$41.11$494963Oct 16, 2025
Aug 12, 2025Christopher P Marr
CEO
GGift
Common
-10,132$0.00$0531,059Aug 13, 2025
Jul 15, 2025Timothy M Martin
CFO
AGrant or award
Phantom Sharesderivative
+275$41.25$11k22,077Jul 15, 2025
50 of 98 rows shown.

Insiders

Everyone who has filed a Form 4 here.

Questions about CUBE

Answered from the filings on this page, as of the latest one.

Are insiders buying CUBE?

No. In the last 90 days no insider at CubeSmart bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.

Who was the last insider to trade CUBE on the open market?

Christopher P Marr (CEO) sold $4.6M of CUBE on Jun 10, 2026 and filed the Form 4 on Jun 12, 2026. InsiderTell scored 40 (moderate).

How many insiders file Form 4 at CubeSmart?

13 people have filed a Form 4 at CubeSmart, among them Piero Bussani (director and officer), Jit Kee Chin (director), Martin P. Connor (CFO and director). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

CUBE insider trading: CubeSmart | InsiderTell