Albemarle

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-07-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: ALBEMARLE CORP (ALB) CIK: 0000915913 --- Reporting Owner --- Name: Widmar Mark R CIK: 0001362208 Role: Director --- Derivative Transactions --- [Transaction #1] Security: Phantom Stock Date: 2026-07-01 | Code: A (Grant or award) Shares: +1,250 | Price: $0.00 Shares Owned After: 1,576 | Ownership: D (Direct) Footnotes: [F1] Phantom Stock units convert 1 for 1 into common stock. [F2] Phantom Stock units represent an annual award of non-employee director stock compensation issued under the 2023 Stock Compensation and Deferral Election Plan for Non-Employee Directors of Albemarle Corporation (the "2023 Directors Plan"). Units to vest on July 1, 2027. [F3] Payable as shares of common stock upon events established by the reporting person in accordance with the terms of the 2023 Directors Plan. [F4] No expiration date. [F5] Includes dividend equivalent rights earned based on total shares of Phantom Stock in reporting person's deferred stock account. --- Footnotes (Complete Index) --- F1: Phantom Stock units convert 1 for 1 into common stock. F2: Phantom Stock units represent an annual award of non-employee director stock compensation issued under the 2023 Stock Compensation and Deferral Election Plan for Non-Employee Directors of Albemarle Corporation (the "2023 Directors Plan"). Units to vest on July 1, 2027. F3: Payable as shares of common stock upon events established by the reporting person in accordance with the terms of the 2023 Directors Plan. F4: No expiration date. F5: Includes dividend equivalent rights earned based on total shares of Phantom Stock in reporting person's deferred stock account. --- Signature --- /s/ /s/ Corey E. Tanner, Attorney-in-fact (2026-07-06)