AVALONBAY COMMUNITIES INC (AVB) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-28 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: AVALONBAY COMMUNITIES INC (AVB) CIK: 0000915912 --- Reporting Owner --- Name: Brown Terry S. CIK: 0001627576 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock, par value $.01 per share Date: 2026-05-28 | Code: A (Grant or award) Shares: +1,082 | Price: $0.00 Shares Owned After: 20,662.6415 | Ownership: D (Direct) Footnotes: [F1] Reflects grant of Deferred Stock Units ("Units") under the issuer's 2026 Equity Incentive Plan, which Units are subject to vesting requirements. The Units will convert into common stock on a one to one basis after the reporting person ceases to be a director of the issuer. [F2] The amount of securities owned following the reported transaction reflects direct ownership of all shares of common stock, including Units, which may be subject to vesting requirements. --- Footnotes (Complete Index) --- F1: Reflects grant of Deferred Stock Units ("Units") under the issuer's 2026 Equity Incentive Plan, which Units are subject to vesting requirements. The Units will convert into common stock on a one to one basis after the reporting person ceases to be a director of the issuer. F2: The amount of securities owned following the reported transaction reflects direct ownership of all shares of common stock, including Units, which may be subject to vesting requirements. --- Signature --- /s/ By Edward M. Schulman under Power of Attorney dated as of November 26, 2014 (2026-06-01)