Marks One Year as a Publicly Traded Company and Highlights Strategic Growth Milestones

SmartStop Self Storage REIT, Inc. ("SmartStop") (NYSE:SMA), an internally managed real estate investment trust and a premier owner and operator of self-storage facilities in the United States and Canada, announced that it will ring the opening bell at the New York Stock Exchange (NYSE) on Thursday, April 2.

The ceremony commemorates SmartStop's one-year anniversary as a publicly traded company on the NYSE and underscores a year of meaningful growth and strategic execution. Since its listing, SmartStop has continued to expand its platform, strengthen its operating capabilities, and deepen its relationships across the investment community.

"We are honored to ring the opening bell at the NYSE as we celebrate one year as a public company," said H. Michael Schwartz, President, CEO and Chairman of SmartStop. "This milestone reflects the strength of our platform, the dedication of our team, and the trust of our investors and partners. We look forward to continuing to deliver value for all of our stakeholders as we enter our second year as a public company."

Over the past year, SmartStop has advanced several key strategic initiatives, including the successful transaction with Argus Professional Storage Management. This transaction further enhanced the company's third-party management capabilities and broadened its operational footprint, positioning SmartStop to serve self-storage owners more effectively with institutional-quality management solutions.

The NYSE opening bell ceremony will take place at 9:30 a.m. Eastern Time on Thursday, April 2, and will be broadcast live on the NYSE's website and social media channels.

About SmartStop Self Storage REIT, Inc. (SmartStop):

SmartStop Self Storage REIT, Inc. ("SmartStop") (NYSE:SMA) is a self-managed REIT with a fully integrated operations team of more than 1,000 self-storage professionals focused on growing the SmartStop® Self Storage brand. SmartStop, through its indirect subsidiary, SmartStop REIT Advisors, LLC, also sponsors other self-storage programs and, through its Managed Platform, offers third-party management services in the U.S. and Canada. As of April 1, 2026, SmartStop has an owned or managed portfolio of over 460 operating properties in 35 states, the District of Columbia, and Canada, comprising over 275,000 units and more than 35 million rentable square feet. SmartStop and its affiliates own or manage 50 operating self-storage properties across four provinces in Canada, which total approximately 43,000 units and 4.3 million rentable square feet. Additional information regarding SmartStop is available at www.smartstopselfstorage.com.

View source version on businesswire.com: https://www.businesswire.com/news/home/20260401308380/en/

Investor Relations Contact:

David Corak

Senior VP of Corporate Finance and Strategy

SmartStop Self Storage REIT, Inc.

IR@smartstop.com

Media Relations Contact:

Spotlight Marketing Communications

949-427-1391

Julie@spotlightmarcom.com

SmartStop to Ring Opening Bell at the New York Stock Exchange on April 2