SmartStop Self Storage (STSFF) updates August 2025 occupancy and rate metrics

Rhea-AI Filing Summary

SmartStop Self Storage REIT, Inc. reported updated operating metrics for its same store self-storage facilities as of August 31, 2025. Physical occupancy for these stabilized, comparable properties was 92.7%, slightly higher than 92.4% a year earlier. Monthly web rates were $1.04 compared with $1.03 on August 31, 2024, indicating a small increase in advertised pricing. Monthly move-in rates were $0.93 versus $0.97 a year before, showing new customers are paying a bit less on average at move-in. Monthly in-place rates, which reflect what existing tenants are paying, were $1.66 compared with $1.64 a year earlier, suggesting modest growth in realized rental rates from the existing customer base.

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

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): September 15, 2025

SmartStop Self Storage REIT, Inc.

(Exact name of Registrant as Specified in Its Charter)

Maryland			001-42584	46-1722812
(State or Other Jurisdiction of Incorporation)			(Commission File Number)	(IRS Employer Identification No.)
10 Terrace Road
Ladera Ranch, California				92694
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: (866) 418-5144

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, $0.001 par value		SMA		New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 7.01 Regulation FD Disclosure.

On September 15, 2025, SmartStop Self Storage REIT, Inc. (the “Company”) provided the following metrics for the Company’s same store facilities (stabilized and comparable properties that have been included in the consolidated results of operations since January 1, 2024, excluding four other properties):

•Physical occupancy as of August 31, 2025 and August 31, 2024 was 92.7% and 92.4%, respectively.

•Monthly web rates as of August 31, 2025 and August 31, 2024 were $1.04 and $1.03, respectively.

•Monthly move-in rates as of August 31, 2025 and August 31, 2024 were $0.93 and $0.97, respectively.

•Monthly in-place rates as of August 31, 2025 and August 31, 2024 were $1.66 and $1.64, respectively.

Pursuant to the rules and regulations of the Securities and Exchange Commission, the information in this Item 7.01 disclosure is deemed to have been furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section. Such information shall not be incorporated by reference into any filing of the Company, whether made before or after the date hereof, regardless of any general incorporation language in such filing.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

			SMARTSTOP SELF STORAGE REIT, INC.
Date:	September 15, 2025	By:	/s/ James R. Barry
			James R. Barry Chief Financial Officer and Treasurer

FAQ

What operating update did SmartStop Self Storage REIT (STSFF) provide on August 31, 2025?

SmartStop Self Storage REIT, Inc. provided updated metrics for its same store self-storage facilities as of August 31, 2025, including physical occupancy and several rate measures compared with the prior year.

How did SmartStop Self Storage REIT (STSFF) occupancy change year over year?

Physical occupancy for the companys same store facilities was 92.7% as of August 31, 2025, compared with 92.4% as of August 31, 2024.

What were SmartStop Self Storage REIT (STSFF) monthly web and move-in rates?

As of August 31, 2025, monthly web rates were $1.04 versus $1.03 a year earlier, while monthly move-in rates were $0.93 compared with $0.97 as of August 31, 2024.

What were SmartStop Self Storage REIT (STSFF) monthly in-place rates for existing tenants?

Monthly in-place rates for the companys same store facilities were $1.66 as of August 31, 2025, compared with $1.64 as of August 31, 2024.

Which properties are included in SmartStop Self Storage REIT (STSFF) same store metrics?

The metrics cover same store facilities, defined as stabilized and comparable properties included in consolidated results since January 1, 2024, excluding four other properties.

Is the SmartStop Self Storage REIT (STSFF) metrics information considered filed with the SEC?

The company states this Item 7.01 information is furnished, not deemed filed under Section 18 of the Exchange Act, and it is not incorporated by reference into other company filings.