ALB · Albemarle Corp

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.

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 under the 2023 Directors Plan.

Phantom Stock units convert 1 for 1 into common stock.

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.

Payable as shares of common stock upon events established by the reporting person in accordance with the terms of the 2023 Directors Plan.

No expiration date.

Includes dividend equivalent rights earned based on total shares of Phantom Stock in reporting person's deferred stock account.

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.

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 under the 2023 Directors Plan.

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.

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.

Phantom Stock units convert 1 for 1 into common stock.

Phantom Stock units represent an annual award of non-employee director stock compensation issued under the 2023 Directors Plan. Units to vest on July 1, 2027.

Payable as shares of common stock upon events established by the reporting person in accordance with the terms of the 2023 Directors Plan.

No expiration date.

Includes dividend equivalent rights earned based on total Phantom Stock units in Director's deferred stock account.

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.

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.

Shares reported were withheld to meet tax liabilities associated with vesting of dividends accrued on a grant originally made on July 1, 2025.

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.

Shares reported were withheld to meet tax liabilities associated with vesting of a grant originally made on July 1, 2025.

Phantom Stock units convert 1 for 1 into common stock.

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.

Payable as shares of common stock upon events established by the reporting person in accordance with the terms of the 2023 Directors Plan.

No expiration date.

Includes dividend equivalent rights earned based on total shares of Phantom Stock in reporting person's deferred stock account.

Shares 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"). Shares to vest on July 1, 2027.

Represents dividends accrued on shares underlying an award granted on February 26, 2026, that vested in full on July 1, 2026, which the Issuer elected to settle in shares of common stock under the 2023 Directors Plan.

Phantom Stock units convert 1 for 1 into common stock.

Shares represent an annual installment of non-employee director stock compensation pursuant to the 2023 Directors Plan. Shares to vest on July 1, 2027.

Payable as shares of common stock upon events established by the reporting person in accordance with the terms of the 2023 Directors Plan.

No expiration date.

Includes dividend equivalent rights earned based on total Phantom Stock units in Director's deferred stock account.

The transaction represents dividends acquired under an automatic dividend reinvestment program for Company stock.

The price reported in Column 4 is a weighted average price. These shares were sold by the reporting person for diversification and tax planning purposes in multiple transactions, at prices ranging from $182.415 to $183.41, inclusive. The reporting person undertakes to provide to Albemarle Corporation, any security holder of Albemarle Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The price reported in Column 4 is a weighted average price. These shares were sold by the reporting person for diversification and tax planning purposes in multiple transactions, at prices ranging from $183.42 to $184.40, inclusive. The reporting person undertakes to provide to Albemarle Corporation, any security holder of Albemarle Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The price reported in Column 4 is a weighted average price. These shares were sold by the reporting person for diversification and tax planning purposes in multiple transactions, at prices ranging from $184.43 to $184.54, inclusive. The reporting person undertakes to provide to Albemarle Corporation, any security holder of Albemarle Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. The reporting person retains significant holdings in Albemarle stock, in excess of his required holdings under Albemarle stock ownership guidelines.

The transaction represents dividends acquired under an automatic dividend reinvestment program for Company stock.

For tax and estate planning purposes, these shares were transferred to an irrevocable trust over which the reporting person has no influence or control. The reporting person retains significant holdings in Albemarle stock, in excess of his required holdings under Albemarle stock ownership guidelines.

The price reported in Column 4 is a weighted average price. These shares were sold by the reporting person for diversification and tax planning purposes in multiple transactions, at prices ranging from $169.63 to $170.62, inclusive. The reporting person undertakes to provide to Albemarle Corporation, any security holder of Albemarle Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. The reporting person retains significant holdings in Albemarle stock, in excess of his required holdings under Albemarle stock ownership guidelines.

The price reported in Column 4 is a weighted average price. These shares were sold by the reporting person for diversification and tax planning purposes in multiple transactions, at prices ranging from $170.63 to $171.57, inclusive. The reporting person undertakes to provide to Albemarle Corporation, any security holder of Albemarle Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. The reporting person retains significant holdings in Albemarle stock, in excess of his required holdings under Albemarle stock ownership guidelines.

The price reported in Column 4 is a weighted average price. These shares were sold by the reporting person for diversification and tax planning purposes in multiple transactions, at prices ranging from $171.67 to $171.89, inclusive. The reporting person undertakes to provide to Albemarle Corporation, any security holder of Albemarle Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. The reporting person retains significant holdings in Albemarle stock, in excess of his required holdings under Albemarle stock ownership guidelines.

Restricted Stock Units vest 100% on 03/30/2027, subject to the terms of the award agreement.

Restricted Stock Units vest 100% on June 30, 2027, subject to the terms of the award agreement.

Restricted Stock Units vest 100% on 03/02/2029, subject to the terms of the award agreement.

Restricted Stock Units vest 100% on 03/02/2029, subject to the terms of the award agreement.

Restricted Stock Units vest 100% on 03/02/2029, subject to the terms of the award agreement.

Restricted Stock Units vest 100% on 03/02/2029, subject to the terms of the award agreement.

Restricted Stock Units vest 100% on 03/02/2029, subject to the terms of the award agreement.

Restricted Stock Units vest 100% on 03/02/2029, subject to the terms of the award agreement.

This filing reflects an update to the Reporting Person's holdings reported in Table 1, Column 5 of the last Form 4 filed on 11/10/2025. This amount has been revised to include 4,231 unvested RSUs (previously reported in Table 2 on a Form 4 filed on 2/26/2024) that vest 100% on 2/22/2027. Vesting of all RSUs are subject to the terms of the applicable award agreement. RSUs with time-based vesting conditions are being reported in Table 1, Column 5 as beneficially owned common stock for consistency in reporting methodology among reporting persons of the Issuer.

Restricted Stock Units vest 100% on 03/02/2029, subject to the terms of the award agreement.

Restricted Stock Units originally granted on 2/27/2025. 50% vested on 02/27/2026 and the remaining 50% vested on 02/27/2027.

Shares withheld to meet tax liabilities associated with vesting of Restricted Stock Units granted on 02/27/2025.

Shares withheld to meet tax liabilities associated with vesting of Performance Stock Units granted on 02/24/2023.

Shares withheld to meet tax liabilities associated with vesting of Performance Stock Units granted on 02/24/2023.

Performance Stock Units granted 02/24/2023. 50% granted as ROIC Performance Stock Units and 50% granted as rTSR Performance Stock Units. All shares earned vested on 2/26/2026.

Performance Stock Units granted 02/24/2023. 50% granted as ROIC Performance Stock Units and 50% granted as rTSR Performance Stock Units. All shares earned vested on 2/26/2026.

Performance Stock Units granted 02/24/2023. 50% granted as ROIC Performance Stock Units and 50% granted as rTSR Performance Stock Units. All shares earned vested on 2/26/2026.

Performance Stock Units granted 02/24/2023. 50% granted as ROIC Performance Stock Units and 50% granted as rTSR Performance Stock Units. All shares earned vested on 2/26/2026.

Performance Stock Units granted 02/24/2023. 50% granted as ROIC Performance Stock Units and 50% granted as rTSR Performance Stock Units. Based on the performance multiplier, no shares were earned for the ROIC Performance Stock Units. For the rTSR Performance Stock Units, all shares earned vested on 2/26/2026.

Performance Stock Units granted 02/24/2023. 50% granted as ROIC Performance Stock Units and 50% granted as rTSR Performance Stock Units. All shares earned vested on 2/26/2026.

Performance Stock Units granted 02/24/2023. 50% granted as ROIC Performance Stock Units and 50% granted as rTSR Performance Stock Units. All shares earned vested on 2/26/2026.

Shares withheld to meet tax liabilities associated with vesting of Performance Stock Units granted on 02/24/2023.

Shares withheld to meet tax liabilities associated with vesting of Performance Stock Units granted on 02/24/2023

Shares withheld to meet tax liabilities associated with vesting of Restricted Stock Units granted on 02/24/2023.