Public Storage (PSA) 4: WILLIAMS PAUL S bought 3,232 shares of AO LTIP Units at $N/… (May 8, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-06 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Public Storage (PSA) CIK: 0001393311 --- Reporting Owner --- Name: WILLIAMS PAUL S CIK: 0001236458 Role: Director --- Derivative Transactions --- [Transaction #1] Security: AO LTIP Units Date: 2026-05-06 | Code: A (Grant or award) Shares: +3,232 | Price: $0.00 Exercisable: N/A | Expires: 2036-05-05 Shares Owned After: 3,232 | Ownership: D (Direct) Footnotes: [F1] Reflects an award of membership interests in Public Storage OP, L.P. ("Public Storage OP") designated as AO LTIP Units ("AO LTIP Units") granted pursuant to the Amended and Restated Public Storage 2021 Equity and Performance-Based Incentive Compensation Plan. The AO LTIP Units vest in full one (1) year from the grant date. Vested AO LTIP Units are convertible at the reporting person's election into vested LTIP Units ("LTIP Units") of Public Storage OP, which are convertible, conditioned upon the satisfaction of minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into Common Units in Public Storage OP ("OP Units"). OP Units may be exchanged by the reporting person for Public Storage common shares or the equivalent cash value of common shares, as determined by Public Storage. AO LTIP Units and LTIP Units are intended to qualify as profits interests for US federal income tax purposes. --- Footnotes (Complete Index) --- F1: Reflects an award of membership interests in Public Storage OP, L.P. ("Public Storage OP") designated as AO LTIP Units ("AO LTIP Units") granted pursuant to the Amended and Restated Public Storage 2021 Equity and Performance-Based Incentive Compensation Plan. The AO LTIP Units vest in full one (1) year from the grant date. Vested AO LTIP Units are convertible at the reporting person's election into vested LTIP Units ("LTIP Units") of Public Storage OP, which are convertible, conditioned upon the satisfaction of minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into Common Units in Public Storage OP ("OP Units"). OP Units may be exchanged by the reporting person for Public Storage common shares or the equivalent cash value of common shares, as determined by Public Storage. AO LTIP Units and LTIP Units are intended to qualify as profits interests for US federal income tax purposes. --- Signature --- /s/ /s/ Steven C. Babinski, Attorney-in-Fact (2026-05-08)