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: OConnell Diarmuid B. CIK: 0001730941 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-07-01 | Code: A (Grant or award) Shares: +1,250 | Price: $0.00 Shares Owned After: 8,590 | Ownership: D (Direct) Footnotes: [F1] Shares represent an annual installment of non-employee director stock compensation pursuant to the 2023 Stock Compensation and Deferral Election Plan for Non-Employee Directors of Albemarle Corporation (the "2023 Directors Plan"). Shares to vest on July 1, 2027. [F2] Holdings have been adjusted to reflect a transfer of 893 shares of Common Stock pursuant to an agreement of separation of assets entered into by the Reporting Person. [Transaction #2] Security: Common Stock Date: 2026-07-01 | Code: A (Grant or award) Shares: +36 | Price: $0.00 Shares Owned After: 8,626 | Ownership: D (Direct) Footnotes: [F3] Represents dividends accrued on shares underlying an award granted on July 1, 2025, that vested in full on July 1, 2026, which the Issuer elected to settle in shares of common stock issued under the 2023 Directors Plan. --- Footnotes (Complete Index) --- F1: Shares represent an annual installment of non-employee director stock compensation pursuant to the 2023 Stock Compensation and Deferral Election Plan for Non-Employee Directors of Albemarle Corporation (the "2023 Directors Plan"). Shares to vest on July 1, 2027. F2: Holdings have been adjusted to reflect a transfer of 893 shares of Common Stock pursuant to an agreement of separation of assets entered into by the Reporting Person. F3: Represents dividends accrued on shares underlying an award granted on July 1, 2025, that vested in full on July 1, 2026, which the Issuer elected to settle in shares of common stock issued under the 2023 Directors Plan. --- Signature --- /s/ /s/ Corey E. Tanner, Attorney-in-fact (2026-07-06)