Mid America Apartment Communities (MAA)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-03-17 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: MID AMERICA APARTMENT COMMUNITIES INC. (MAA) CIK: 0000912595 --- Reporting Owner --- Name: Case John CIK: 0001490409 Role: Director --- Derivative Transactions --- [Transaction #1] Security: Phantom Stock Date: 2026-03-17 | Code: A (Grant or award) Shares: +50 | Price: $128.07 Shares Owned After: 4,272.893 | Ownership: D (Direct) Footnotes: [F1] Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock are payable in two equal annual installments beginning within the 90 days following the calendar year in which the reporting person ceases to serve as a director, in cash or common stock, at the election of the reporting person. [F1] Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock are payable in two equal annual installments beginning within the 90 days following the calendar year in which the reporting person ceases to serve as a director, in cash or common stock, at the election of the reporting person. [F1] Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock are payable in two equal annual installments beginning within the 90 days following the calendar year in which the reporting person ceases to serve as a director, in cash or common stock, at the election of the reporting person. --- Holdings --- [Holding #1] Security: Common Stock Ownership: D (Direct) --- Footnotes (Complete Index) --- F1: Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock are payable in two equal annual installments beginning within the 90 days following the calendar year in which the reporting person ceases to serve as a director, in cash or common stock, at the election of the reporting person. --- Signature --- /s/ /s/ Kellye Clouse (2026-03-18)