BARRY MICHAEL F

SEC source: 0000037785-26-000131 · form4.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,820.191

F1 · shares: These shares were issued pursuant to dividend equivalent rights in connection with vested restricted stock units held by the reporting person.

SEC source: 0000037785-26-000098 · form4.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,809.191

SEC source: 0000037785-26-000045 · form4.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,634.191

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.77 to $13.86, inclusive. The reporting person undertakes to provide FMC Corporation, any security holder of FMC 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 ranges set forth in footnote (1) of this Form 4.

SEC source: 0000950103-26-003176 · dp242623_4-barry.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,562

SEC source: 0001238141-26-000003 · wk-form4_1770931518.xml · derivative · entry 3

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 8,212 shares

Expires 2027-03-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: The options for this grant vested in three annual installments: 8,213 shares on March 30, 2021; 8,213 shares on March 30, 2022; and 8,212 shares on March 30, 2023.

SEC source: 0001238141-26-000003 · wk-form4_1770931518.xml · nonDerivative · entry 2

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,010

SEC source: 0001238141-26-000003 · wk-form4_1770931518.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,886

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000081362-25-000086 · wk-form4_1748982500.xml · derivative · entry 5

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,198

Underlying: Common Stock · 1,198 shares

Expires not disclosed

F4 · derivative.exercise_price: Time-based restricted stock units granted under the Company's Long-Term Performance Incentive Plan to Quaker Houghton's non-executive directors as part of their 2025 compensation. Each restricted stock unit represents a contingent right to receive one share of KWR common stock.

F5 · shares: The restricted stock units vest 100% on May 31, 2026. Dividend equivalent rights accrue with respect to these restricted stock units when and as dividends are paid on KWR's common stock.

F5 · derivative.exercise_date: The restricted stock units vest 100% on May 31, 2026. Dividend equivalent rights accrue with respect to these restricted stock units when and as dividends are paid on KWR's common stock.

F5 · derivative.expiration_date: The restricted stock units vest 100% on May 31, 2026. Dividend equivalent rights accrue with respect to these restricted stock units when and as dividends are paid on KWR's common stock.

SEC source: 0000081362-25-000086 · wk-form4_1748982500.xml · derivative · entry 4

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9 shares

Expires 2025-05-31

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Settlement of dividend equivalent rights in connection with vesting of restricted stock unit. The rights accrued when and as dividends were paid on KWR common stock. Each dividend equivalent right was the economic equivalent of one share of KWR common stock.

F2 · price: Settlement of dividend equivalent rights in connection with vesting of restricted stock unit. The rights accrued when and as dividends were paid on KWR common stock. Each dividend equivalent right was the economic equivalent of one share of KWR common stock.

F2 · derivative.exercise_date: Settlement of dividend equivalent rights in connection with vesting of restricted stock unit. The rights accrued when and as dividends were paid on KWR common stock. Each dividend equivalent right was the economic equivalent of one share of KWR common stock.

SEC source: 0000081362-25-000086 · wk-form4_1748982500.xml · derivative · entry 3

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 716 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F3 · derivative.exercise_date: On June 1, 2024, the reporting person was granted time-based restricted stock units that vested 100% on May 31, 2025.

F3 · derivative.expiration_date: On June 1, 2024, the reporting person was granted time-based restricted stock units that vested 100% on May 31, 2025.

SEC source: 0000081362-25-000086 · wk-form4_1748982500.xml · nonDerivative · entry 2

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,674

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Settlement of dividend equivalent rights in connection with vesting of restricted stock unit. The rights accrued when and as dividends were paid on KWR common stock. Each dividend equivalent right was the economic equivalent of one share of KWR common stock.

SEC source: 0000081362-25-000086 · wk-form4_1748982500.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,665

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

SEC source: 0000950103-25-003123 · dp225599_4-barry.xml · nonDerivative · entry 2

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F2 · price: Pursuant to the Transaction Agreement, at the Effective Time, each award of Arcadium restricted stock units held by the reporting person was canceled in exchange for the right to receive the Consideration in respect of each share of Arcadium common stock subject to such restricted stock unit award as of immediately prior to the Effective Time.

SEC source: 0000950103-25-003123 · dp225599_4-barry.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · price: Represents shares of common stock of Aracdium Lithium plc ("Arcadium") disposed of pursuant to the Transaction Agreement, dated October 9, 2024, by and among Arcadium, Rio Tinto Western Holdings Limited ("Parent") and Rio Tinto BM Subsidiary Limited ("Buyers") (the "Transaction Agreement"). Pursuant to the Transaction Agreement, at the effective time of the transaction contemplated thereby (the "Effective Time"), each share of Arcadium common stock held by the reporting person was converted automatically into the right to receive $5.85 per share in cash (the "Consideration").

SEC source: 0000950103-24-010930 · dp215393_4-barry.xml · nonDerivative · entry 2

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 132,847

F2 · shares: Reflects the grant of RSUs with respect to ordinary shares of the Issuer under the Issuer's Omnibus Incentive Plan (the "Plan"). The RSUs are scheduled to vest in full on the earliest of (i) the first anniversary of the date of grant, (ii) the date of the annual shareholders' meeting that next follows the grant date, or (iii) a change in control, subject to the terms of the Plan and the applicable award agreement issued thereunder.

F2 · price: Reflects the grant of RSUs with respect to ordinary shares of the Issuer under the Issuer's Omnibus Incentive Plan (the "Plan"). The RSUs are scheduled to vest in full on the earliest of (i) the first anniversary of the date of grant, (ii) the date of the annual shareholders' meeting that next follows the grant date, or (iii) a change in control, subject to the terms of the Plan and the applicable award agreement issued thereunder.

SEC source: 0000950103-24-010930 · dp215393_4-barry.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,061

F1 · shares: Represents shares withheld by the Issuer to cover tax obligations from the settlement of vested restricted stock units (RSUs).

SEC source: 0000081362-24-000075 · wk-form4_1717531958.xml · derivative · entry 2

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 716

Underlying: Common Stock · 716 shares

Expires not disclosed

F1 · derivative.exercise_price: Time-based restricted stock units granted under the Company's Long-Term Performance Incentive Plan to Quaker Houghton's non-executive directors as part of their 2024 compensation. Each restricted stock unit represents a contingent right to receive one share of KWR common stock.

F2 · shares: The restricted stock units vest 100% on May 31, 2025. Dividend equivalent rights accrue with respect to these restricted stock units when and as dividends are paid to KWR's common stock.

F2 · derivative.exercise_date: The restricted stock units vest 100% on May 31, 2025. Dividend equivalent rights accrue with respect to these restricted stock units when and as dividends are paid to KWR's common stock.

F2 · derivative.expiration_date: The restricted stock units vest 100% on May 31, 2025. Dividend equivalent rights accrue with respect to these restricted stock units when and as dividends are paid to KWR's common stock.

SEC source: 0000081362-24-000026 · wk-form4_1710880194.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,949

F1 · shares: Shares surrendered by reporting person to satisfy withholding tax obligation upon vesting of restricted stock granted on March 15, 2021 under the Company's Long-Term Performance Incentve Plan.

SEC source: 0000950103-24-003657 · dp208208_4-barry.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,744

F1 · shares: Reflects the grant of restricted stock units (RSUs) with respect to ordinary shares of the Issuer under the Issuer's Omnibus Incentive Plan (the "Plan"). The RSUs are scheduled to vest in full on the earliest of (i) the first anniversary of the date of grant, (ii) the date of the annual shareholders' meeting that next follows the grant date, or (iii) a change in control, subject to the terms of the Plan and the applicable award agreement issued thereunder.

F1 · price: Reflects the grant of restricted stock units (RSUs) with respect to ordinary shares of the Issuer under the Issuer's Omnibus Incentive Plan (the "Plan"). The RSUs are scheduled to vest in full on the earliest of (i) the first anniversary of the date of grant, (ii) the date of the annual shareholders' meeting that next follows the grant date, or (iii) a change in control, subject to the terms of the Plan and the applicable award agreement issued thereunder.

SEC source: 0000950103-24-000425 · dp204968_4-barry.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,946

F1 · shares: Represents the conversion of common stock of Livent Corporation ("Livent"), par value $0.001 per share ("Livent Common Stock"), held by the reporting person as of January 4, 2024, into ordinary shares of Arcadium Lithium plc ("Arcadium"), par value $1.00 per share ("Arcadium Ordinary Shares"), in accordance with the terms of the Transaction Agreement, dated as of May 10, 2023, by and between Livent, Allkem Limited ("Allkem"), Lightning-A Merger Sub, Inc. and Arcadium, providing for a combination of Livent and Allkem in a merger of equals transaction (as amended, the "Transaction Agreement").

F1 · price: Represents the conversion of common stock of Livent Corporation ("Livent"), par value $0.001 per share ("Livent Common Stock"), held by the reporting person as of January 4, 2024, into ordinary shares of Arcadium Lithium plc ("Arcadium"), par value $1.00 per share ("Arcadium Ordinary Shares"), in accordance with the terms of the Transaction Agreement, dated as of May 10, 2023, by and between Livent, Allkem Limited ("Allkem"), Lightning-A Merger Sub, Inc. and Arcadium, providing for a combination of Livent and Allkem in a merger of equals transaction (as amended, the "Transaction Agreement").

SEC source: 0000950103-24-000414 · dp204990_4-barry.xml · nonDerivative · entry 2

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F2 · shares: Represents the cancellation and conversion of restricted stock units ("Livent RSUs") with respect to shares of Livent Common Stock, held by the reporting person as of January 4, 2024, into an amount of cash equal to (i) the number of shares of Livent Common Stock subject to such Livent RSUs immediately prior to the Effective Time of the merger (as defined in the Transaction Agreement), multiplied by (ii) the higher of (A) the first available closing price of the Merger Consideration (as defined in the Transaction Agreement) and (B) the closing price per share of Livent Common Stock as reported in the New York Stock Exchange, on the last trading day preceding the Closing Date of the merger (as defined in the Transaction Agreement).

F2 · price: Represents the cancellation and conversion of restricted stock units ("Livent RSUs") with respect to shares of Livent Common Stock, held by the reporting person as of January 4, 2024, into an amount of cash equal to (i) the number of shares of Livent Common Stock subject to such Livent RSUs immediately prior to the Effective Time of the merger (as defined in the Transaction Agreement), multiplied by (ii) the higher of (A) the first available closing price of the Merger Consideration (as defined in the Transaction Agreement) and (B) the closing price per share of Livent Common Stock as reported in the New York Stock Exchange, on the last trading day preceding the Closing Date of the merger (as defined in the Transaction Agreement).

SEC source: 0000950103-24-000414 · dp204990_4-barry.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · shares: Represents the conversion of each share of common stock of the Livent Corporation ("Livent"), par value $0.001 per share ("Livent Common Stock"), held by the reporting person as of January 4, 2024, into the right to receive a number of validly issued, fully paid and non-assessable ordinary shares of Arcadium Lithium plc ("Arcadium"), par value $1.00 each ("Arcadium Shares") equal to the Merger Exchange Ratio (as defined in the Transaction Agreement, dated as of May 10, 2023, by and between Livent, Allkem Limited ("Allkem"), Lightning-A Merger Sub, Inc. and Arcadium, providing for a combination of Livent and Allkem in a merger of equals transaction (the "Transaction Agreement")).

F1 · price: Represents the conversion of each share of common stock of the Livent Corporation ("Livent"), par value $0.001 per share ("Livent Common Stock"), held by the reporting person as of January 4, 2024, into the right to receive a number of validly issued, fully paid and non-assessable ordinary shares of Arcadium Lithium plc ("Arcadium"), par value $1.00 each ("Arcadium Shares") equal to the Merger Exchange Ratio (as defined in the Transaction Agreement, dated as of May 10, 2023, by and between Livent, Allkem Limited ("Allkem"), Lightning-A Merger Sub, Inc. and Arcadium, providing for a combination of Livent and Allkem in a merger of equals transaction (the "Transaction Agreement")).

SEC source: 0001209191-23-034371 · doc4.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,798

F1 · shares: Time-based restricted stock award granted to Quaker Houghton's non-executive directors as part of their 2023 compensation.

SEC source: 0001209191-23-027947 · doc4.xml · nonDerivative · entry 6

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,126

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $205.92 to $206.90, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (7) to this Form 4.

SEC source: 0001209191-23-027947 · doc4.xml · nonDerivative · entry 5

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,526

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.02 to $205.00, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (6) to this Form 4.

SEC source: 0001209191-23-027947 · doc4.xml · nonDerivative · entry 4

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,328

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.00 to $203.93, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (5) to this Form 4.

SEC source: 0001209191-23-027947 · doc4.xml · nonDerivative · entry 3

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,982

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $202.00 to $202.98 Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (4) to this Form 4.

SEC source: 0001209191-23-027947 · doc4.xml · nonDerivative · entry 2

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,696

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $201.00 to $201.97, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (3) to this Form 4.

SEC source: 0001209191-23-027947 · doc4.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,292

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.96, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (2) to this Form 4.

SEC source: 0001062993-23-010070 · form4.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 67,350

F1 · shares: The shares were issued to the reporting person pursuant to the Livent Corporation Compensation Policy for Non-Employee Directors as an annual equity grant.

SEC source: 0001209191-23-024318 · doc4.xml · nonDerivative · entry 2

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,126

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

SEC source: 0001209191-23-024318 · doc4.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,326

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

SEC source: 0001209191-23-022216 · doc4.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,426

F1 · shares: Shares surrendered by reporting person to satisfy withholding tax obligation upon vesting of restricted stock granted on March 30, 2020 under the Company's 2016 Long-Term Performance Incentive Plan.

SEC source: 0001209191-23-016780 · doc4.xml · nonDerivative · entry 2

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 92,818

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.05, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (3) to this Form 4.

SEC source: 0001209191-23-016780 · doc4.xml · nonDerivative · entry 1

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 93,118

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.09, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (2) to this Form 4.

SEC source: 0001209191-23-006849 · doc4.xml · derivative · entry 19

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,212

Underlying: Common Stock · 16,426 shares

Expires 2027-03-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F13 · derivative.exercise_date: The options for this grant vest in three annual installments: 8,213 shares on March 30, 2021; 8,213 shares on March 30, 2022; and 8,212 shares on March 30, 2023.

SEC source: 0001209191-23-006849 · doc4.xml · derivative · entry 18

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 14,128 shares

Expires 2026-02-25

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F12 · derivative.exercise_date: The options for this grant vested in three annual installments: 7,065 shares on February 25, 2020; 7,064 shares on February 25, 2021; and 7,064 shares on February 25, 2022.

SEC source: 0001209191-23-006849 · doc4.xml · derivative · entry 17

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,750 shares

Expires 2025-02-26

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F11 · derivative.exercise_date: The options for this grant vested in three annual installments: 6,751 shares on February 26, 2019; 6,750 shares on February 26, 2020; and 6,750 shares on February 26, 2021.

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 16

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 93,518

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 15

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 106,365

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 14

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 89,939

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 13

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,777

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 12

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,649

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 11

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 93,284

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 10

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,534

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F10 · shares: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $205.13 to $205.88, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (10) to this Form 4.

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $205.13 to $205.88, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (10) to this Form 4.

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 9

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,886

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.07 to $205.02, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (9) to this Form 4.

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 8

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,380

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.03 to $203.98, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (8) to this Form 4.

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 7

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 90,471

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $202.03 to $203.02, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (7) to this Form 4.

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 6

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 92,772

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.79 to $201.03, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, 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 ranges set forth in footnote (6) to this Form 4.

SEC source: 0001209191-23-006849 · doc4.xml · nonDerivative · entry 5

BARRY MICHAEL F · CIK 0001238141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 92,972

F1 · kind: The sale of shares reported for this transaction was effected pursuant to a Rule 10b5-1 Plan entered into by reporting person on November 29, 2022.