CUBE Form 144: 87.6k-share insider sale flagged, 0.04% of float

Rhea-AI Filing Summary

CubeSmart (CUBE) – Form 144 filing: An unnamed insider has filed a Rule 144 notice to sell 87,604 common shares through Vanguard Marketing Corp. on or about 08/06/2025. Based on the stated aggregate market value of $3.50 million, the implied average selling price is roughly $39.95 per share. The proposed sale represents only 0.038 % of CUBE’s 228.0 million shares outstanding, indicating limited dilution or ownership impact. The shares were originally acquired via stock-option exercise on 01/22/2016. No other sales by the filer were reported during the past three months. The signer certifies there is no undisclosed material adverse information and that the sale complies with Rule 10b5-1 if applicable. While insider intent to sell can signal reduced confidence, the relatively small stake and advance disclosure suggest minimal fundamental effect.

Positive

• None.

Negative

• Insider intends to sell 87,604 shares, which can be perceived as a modest negative sentiment signal, though size is immaterial.

Insights

Securities Analyst

TL;DR: Small insider sale (~$3.5 m) is routine; limited market impact.

The filing signals a planned disposal of 87.6 k CUBE shares, just 0.04 % of float. Aggregate value of $3.5 m is immaterial to CubeSmart’s multi-billion-dollar market cap. Shares stem from a long-held option exercise, reducing concern of abrupt sentiment change. No accompanying negative disclosures are mentioned, and the signer affirms no undisclosed adverse information. Insider selling often raises eyebrows, yet scale and transparency point to a neutral read-through. Liquidity in NYSE should easily absorb the sale without price pressure.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Shares	Vanguard Marketing Corporation 5951 Luckett Court Suite A1 El Paso TX 79932	87604	3501531.88	228035275	08/06/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Shares	01/22/2016	Stock Option Exercise	Issuer			87604	01/22/2016	Stock Option Exercise

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

How many CubeSmart (CUBE) shares are being sold under this Form 144?

The notice covers 87,604 common shares.

What is the estimated market value of the proposed CUBE share sale?

The filer lists an aggregate market value of $3,501,531.88.

When is the planned sale date for the CubeSmart shares?

Approximately 08/06/2025.

What percentage of CubeSmart’s outstanding shares does the sale represent?

Only about 0.038 % of the company’s 228.0 million shares outstanding.

How were the shares originally acquired by the insider?

Through a stock-option exercise on 01/22/2016.

Were any CubeSmart shares sold by this insider in the last 3 months?

No. The filing states "Nothing to Report" for the past three months.