CubeSmart Investor Presentation Deck

Introduction to CubeSmart A high-quality portfolio in an attractive industry with proven returns 1,279 Properties 1. As of December 31, 2022 2. Period ended December 31, 2022 3. 4. 70% 5-year total shareholder return² self storage OPRE 9645 CUBESMART self storage $12.1 Billion Market Cap³ 55% 5-year Dividend Growth Market value of common equity and book value of debt as of December 31, 2022 Annual dividends declared for period ended December 31, 2022 EVENT Baa2/BBB Rating $3.0 Billion 5-year acquisition volume 59% 5-year Growth in FFO per Share, as Adjusted² CUBESMART self storage 3

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