CubeSmart Investor Presentation Deck

High Quality Portfolio | Attractive Demand Profile | Positive Supply Trends | Premier NYC Operator Market Breadth and Depth Coverage across all major submarkets with scale in the core outer boroughs All Other Markets Bronx 5.4% Brooklyn 5.1% Queens 5.2% Other NYC 0.9% Northern NJ 3.7% Westchester1.4% Long Island 1.2% Diversified Submarkets¹ Our portfolio in the New York MSA is well-diversified across seven distinct submarkets which each have unique demographic trends and economic. drivers that are supportive of strong self-storage demand. 2,000,000 1,500,000 1,000,000 500,000 0 CUBE Market Share Brooklyn Total CUBE Square Feet Queens 1. Trailing 3-month net operating income for total owned store portfolio for the period ending March 31, 2023 2. CUBE Market Share defined as % of market SF owned or managed by CUBE; Source: YardiMatrix, CUBE internal data 2,3 3. Bronx 40.0% CUBE Market Share % 30.0% 20.0% 10.0% Market Leader Our market-leading position in the three major outer boroughs, with 29% of available square footage, creates important scale to drive operational. efficiencies and brand recognition 0.0% As of March 31, 2023 for owned and managed stores CURESHITT LOADING I-FFF- CUBESMART self storage+logistics 800-800-1717 WORL

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