X0202 SCHEDULE 13G/A 0001137774-24-000039 0001137774 XXXXXXXX LIVE 3 Common 03/31/2026 0001585389 SmartStop Self Storage REIT, Inc. 83192D402 10 TERRACE ROAD LADERA RANCH CA 92694 Rule 13d-1(b) PRUDENTIAL FINANCIAL INC NJ 0.00 2353036.00 0.00 2353036.00 2353036.00 4.3 HC SmartStop Self Storage REIT, Inc. 10 TERRACE ROAD, LADERA RANCH, CALIFORNIA, 92694. Prudential Financial, Inc. 751 Broad Street Newark, New Jersey 07102-3777 New Jersey N HC 2,353,036.00 4.3 0 2,353,036.00 0 2,353,036.00 Y Y N Prudential Financial, Inc. is a Parent Holding Company and the indirect parent of the following subsidiaries, who are the beneficial owners of the number and percentage of securities which are the subject of this filing as set forth next to their names: Subsidiaries Number of shares Percentage PGIM, Inc. IA 2,210,031.00 4.0 PGIM Quantitative Solutions LLC IA 143,005.00 0.3 Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11. PRUDENTIAL FINANCIAL INC /s/ Danny Fiore 05/08/2026