Pfizer (PFE)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2025-12-31 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: PFIZER INC (PFE) CIK: 0000078003 --- Reporting Owner --- Name: Echevarria Joseph CIK: 0001633137 Role: Director --- Derivative Transactions --- [Transaction #1] Security: Phantom Stock Units Date: 2025-12-31 | Code: A (Grant or award) Shares: +1,857.43 | Price: $24.90 Shares Owned After: 149,314.146 | Ownership: D (Direct) Footnotes: [F1] Each unit represents one phantom share of common stock. [F2] These units represent deferred director's compensation (including dividend equivalents thereon) that are settled in cash or common stock at the director's election following the reporting person's retirement from the Board of Directors. [F2] These units represent deferred director's compensation (including dividend equivalents thereon) that are settled in cash or common stock at the director's election following the reporting person's retirement from the Board of Directors. --- Footnotes (Complete Index) --- F1: Each unit represents one phantom share of common stock. F2: These units represent deferred director's compensation (including dividend equivalents thereon) that are settled in cash or common stock at the director's election following the reporting person's retirement from the Board of Directors. --- Signature --- /s/ /s/ Shanice A. Reid, by power of atty., for Joseph J. Echevarria (2026-01-05)