KWR

SEC source: 0002058815-26-000003 · wk-form4_1773780964.xml · derivative · entry 8

Ma Jun · CIK 0002058815 · SVP, Reg Comm Lead-APAC

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 759

Underlying: Common Stock · 759 shares

Expires not disclosed

F6 · derivative.exercise_price: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F6 · derivative.exercise_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F6 · derivative.expiration_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

SEC source: 0002058815-26-000003 · wk-form4_1773780964.xml · derivative · entry 7

Ma Jun · CIK 0002058815 · SVP, Reg Comm Lead-APAC

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4 shares

Expires 2026-03-15

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.

F3 · derivative.exercise_price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

F3 · price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

F3 · derivative.exercise_date: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

SEC source: 0002058815-26-000003 · wk-form4_1773780964.xml · derivative · entry 6

Ma Jun · CIK 0002058815 · SVP, Reg Comm Lead-APAC

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 290

Underlying: Common Stock · 145 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F5 · derivative.exercise_date: On March 15, 2025, the reporting person was granted 435 time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

F5 · derivative.expiration_date: On March 15, 2025, the reporting person was granted 435 time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

SEC source: 0002058815-26-000003 · wk-form4_1773780964.xml · derivative · entry 5

Ma Jun · CIK 0002058815 · SVP, Reg Comm Lead-APAC

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90

Underlying: Common Stock · 90 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F4 · derivative.exercise_date: On March 15, 2024, the reporting person was granted 269 time-based RSUs, vesting in three annual installments beginning on March 15, 2025.

F4 · derivative.expiration_date: On March 15, 2024, the reporting person was granted 269 time-based RSUs, vesting in three annual installments beginning on March 15, 2025.

SEC source: 0002058815-26-000003 · wk-form4_1773780964.xml · nonDerivative · entry 4

Ma Jun · CIK 0002058815 · SVP, Reg Comm Lead-APAC

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,295

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.

F3 · price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

SEC source: 0002058815-26-000003 · wk-form4_1773780964.xml · nonDerivative · entry 3

Ma Jun · CIK 0002058815 · SVP, Reg Comm Lead-APAC

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,291

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002058815-26-000003 · wk-form4_1773780964.xml · nonDerivative · entry 2

Ma Jun · CIK 0002058815 · SVP, Reg Comm Lead-APAC

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,146

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002058815-26-000003 · wk-form4_1773780964.xml · nonDerivative · entry 1

Ma Jun · CIK 0002058815 · SVP, Reg Comm Lead-APAC

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,056

F1 · shares: Shares earned upon vesting and settlement of Performance Stock Units (PSUs) awarded on March 15, 2023, upon certification of performance results by the Compensation and Human Resources Committee based on achievement of the adjusted return on invested capital (ROIC) metric, during the three year performance period.

SEC source: 0002059160-26-000002 · wk-form4_1773781250.xml · derivative · entry 11

Moreno Hernandez Miguel · CIK 0002059160 · SVP, Reg Comm Lead-EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 759

Underlying: Common Stock · 759 shares

Expires not disclosed

F8 · derivative.exercise_price: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F8 · derivative.exercise_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F8 · derivative.expiration_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

SEC source: 0002059160-26-000002 · wk-form4_1773781250.xml · derivative · entry 10

Moreno Hernandez Miguel · CIK 0002059160 · SVP, Reg Comm Lead-EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7 shares

Expires 2026-03-15

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.

F3 · derivative.exercise_price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2023, March 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the third installment of the 2023 RSU grant, the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

F3 · price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2023, March 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the third installment of the 2023 RSU grant, the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

F3 · derivative.exercise_date: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2023, March 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the third installment of the 2023 RSU grant, the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

SEC source: 0002059160-26-000002 · wk-form4_1773781250.xml · derivative · entry 9

Moreno Hernandez Miguel · CIK 0002059160 · SVP, Reg Comm Lead-EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 332

Underlying: Common Stock · 166 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F7 · derivative.exercise_date: On March 15, 2025, the reporting person was granted 498 time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

F7 · derivative.expiration_date: On March 15, 2025, the reporting person was granted 498 time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

SEC source: 0002059160-26-000002 · wk-form4_1773781250.xml · derivative · entry 8

Moreno Hernandez Miguel · CIK 0002059160 · SVP, Reg Comm Lead-EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90

Underlying: Common Stock · 90 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F6 · derivative.exercise_date: On March 15, 2024, the reporting person was granted 269 time-based RSUs, vesting in three annual installments beginning on March 15, 2025.

F6 · derivative.expiration_date: On March 15, 2024, the reporting person was granted 269 time-based RSUs, vesting in three annual installments beginning on March 15, 2025.

SEC source: 0002059160-26-000002 · wk-form4_1773781250.xml · derivative · entry 7

Moreno Hernandez Miguel · CIK 0002059160 · SVP, Reg Comm Lead-EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 100 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F5 · derivative.exercise_date: On March 15, 2023, the reporting person was granted 299 time-based RSUs, vesting in three annual installments beginning on March 15, 2024.

F5 · derivative.expiration_date: On March 15, 2023, the reporting person was granted 299 time-based RSUs, vesting in three annual installments beginning on March 15, 2024.

SEC source: 0002059160-26-000002 · wk-form4_1773781250.xml · nonDerivative · entry 6

Moreno Hernandez Miguel · CIK 0002059160 · SVP, Reg Comm Lead-EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,184

F4 · shares: Shares surrendered by reporting person to satisfy withholding tax obligation upon the full or partial vesting of certain PSUs and RSUs previously granted under the Company's Long-Term Performance Incentive Plan.

SEC source: 0002059160-26-000002 · wk-form4_1773781250.xml · nonDerivative · entry 5

Moreno Hernandez Miguel · CIK 0002059160 · SVP, Reg Comm Lead-EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,425

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.

F3 · price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2023, March 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the third installment of the 2023 RSU grant, the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

SEC source: 0002059160-26-000002 · wk-form4_1773781250.xml · nonDerivative · entry 4

Moreno Hernandez Miguel · CIK 0002059160 · SVP, Reg Comm Lead-EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,418

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002059160-26-000002 · wk-form4_1773781250.xml · nonDerivative · entry 3

Moreno Hernandez Miguel · CIK 0002059160 · SVP, Reg Comm Lead-EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,252

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002059160-26-000002 · wk-form4_1773781250.xml · nonDerivative · entry 2

Moreno Hernandez Miguel · CIK 0002059160 · SVP, Reg Comm Lead-EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,162

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002059160-26-000002 · wk-form4_1773781250.xml · nonDerivative · entry 1

Moreno Hernandez Miguel · CIK 0002059160 · SVP, Reg Comm Lead-EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,062

F1 · shares: Shares earned upon vesting and settlement of Performance Stock Units (PSUs) awarded on March 15, 2023, upon certification of performance results by the Compensation and Human Resources Committee based on achievement of the adjusted return on invested capital (ROIC) metric, during the three year performance period.

SEC source: 0002087537-26-000002 · wk-form4_1773780789.xml · derivative · entry 6

Johnson Christine Procopio · CIK 0002087537 · SVP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,013

Underlying: Common Stock · 1,013 shares

Expires not disclosed

F5 · derivative.exercise_price: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F5 · derivative.exercise_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F5 · derivative.expiration_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

SEC source: 0002087537-26-000002 · wk-form4_1773780789.xml · derivative · entry 5

Johnson Christine Procopio · CIK 0002087537 · SVP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2 shares

Expires 2026-03-15

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: Dividend equivalent rights (DERs) accrued on the reporting person's RSUs granted on October 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the first installment of the 2025 RSU grant, which vests on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

F2 · price: Dividend equivalent rights (DERs) accrued on the reporting person's RSUs granted on October 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the first installment of the 2025 RSU grant, which vests on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

F2 · derivative.exercise_date: Dividend equivalent rights (DERs) accrued on the reporting person's RSUs granted on October 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the first installment of the 2025 RSU grant, which vests on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

SEC source: 0002087537-26-000002 · wk-form4_1773780789.xml · derivative · entry 4

Johnson Christine Procopio · CIK 0002087537 · SVP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 609

Underlying: Common Stock · 304 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 (RSUs) convert into common stock on a one-for-one basis.

F4 · derivative.exercise_date: On October 15, 2025, the reporting person was granted 913 time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

F4 · derivative.expiration_date: On October 15, 2025, the reporting person was granted 913 time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

SEC source: 0002087537-26-000002 · wk-form4_1773780789.xml · nonDerivative · entry 3

Johnson Christine Procopio · CIK 0002087537 · SVP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 195

F3 · shares: Shares surrendered by reporting person to satisfy withholding tax obligation upon partial vesting of RSUs granted on October 15, 2025 under the Company's Long-Term Performance Incentive Plan.

SEC source: 0002087537-26-000002 · wk-form4_1773780789.xml · nonDerivative · entry 2

Johnson Christine Procopio · CIK 0002087537 · SVP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 306

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: Dividend equivalent rights (DERs) accrued on the reporting person's RSUs granted on October 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the first installment of the 2025 RSU grant, which vests on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

SEC source: 0002087537-26-000002 · wk-form4_1773780789.xml · nonDerivative · entry 1

Johnson Christine Procopio · CIK 0002087537 · SVP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 304

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 (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002104522-26-000008 · wk-form4_1773781071.xml · derivative · entry 1

Meagher Kevin K. · CIK 0002104522 · VP, R&D - Advanced Solutions

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 297

Underlying: Common Stock · 297 shares

Expires not disclosed

F1 · derivative.exercise_price: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F1 · derivative.exercise_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F1 · derivative.expiration_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · derivative · entry 13

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 371

Underlying: Common Stock · 371 shares

Expires not disclosed

F9 · derivative.exercise_price: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these restricted stock units when and as dividends are paid on KWR common stock.

F9 · derivative.exercise_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these restricted stock units when and as dividends are paid on KWR common stock.

F9 · derivative.expiration_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these restricted stock units when and as dividends are paid on KWR common stock.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · derivative · entry 12

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4 shares

Expires 2026-03-15

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.

F3 · derivative.exercise_price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2023, March 15, 2024, March 15, 2025 and October 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the third installment of the 2023 RSU grant, the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grants, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

F3 · price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2023, March 15, 2024, March 15, 2025 and October 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the third installment of the 2023 RSU grant, the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grants, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

F3 · derivative.exercise_date: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2023, March 15, 2024, March 15, 2025 and October 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the third installment of the 2023 RSU grant, the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grants, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · derivative · entry 11

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41

Underlying: Common Stock · 20 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F8 · derivative.exercise_date: On October 15, 2025, the reporting person was granted 61 special time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

F8 · derivative.expiration_date: On October 15, 2025, the reporting person was granted 61 special time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · derivative · entry 10

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 187

Underlying: Common Stock · 93 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F7 · derivative.exercise_date: On March 15, 2025, the reporting person was granted 280 time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

F7 · derivative.expiration_date: On March 15, 2025, the reporting person was granted 280 time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · derivative · entry 9

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60

Underlying: Common Stock · 60 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F6 · derivative.exercise_date: On March 15, 2024, the reporting person was granted 179 time-based RSUs, vesting in three annual installments beginning on March 15, 2025.

F6 · derivative.expiration_date: On March 15, 2024, the reporting person was granted 179 time-based RSUs, vesting in three annual installments beginning on March 15, 2025.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · derivative · entry 8

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 60 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F5 · derivative.exercise_date: On March 15, 2023, the reporting person was granted 179 time-based RSUs, vesting in three annual installments beginning on March 15, 2024.

F5 · derivative.expiration_date: On March 15, 2023, the reporting person was granted 179 time-based RSUs, vesting in three annual installments beginning on March 15, 2024.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · nonDerivative · entry 7

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 771

F4 · shares: Shares surrendered by reporting person to satisfy withholding tax obligation upon the full or partial vesting of certain RSUs and PSUs previously granted under the Company's Long-Term Performance Incentive Plan.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · nonDerivative · entry 6

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 920

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.

F3 · price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2023, March 15, 2024, March 15, 2025 and October 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the third installment of the 2023 RSU grant, the second installment of the 2024 RSU grant and the first installment of the 2025 RSU grants, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · nonDerivative · entry 5

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 916

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · nonDerivative · entry 4

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 896

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · nonDerivative · entry 3

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 803

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · nonDerivative · entry 2

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 743

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002089257-26-000002 · wk-form4_1773780620.xml · nonDerivative · entry 1

Frodl Andre · CIK 0002089257 · VP, R&D-Metals & Metalworking

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 683

F1 · shares: Shares earned upon vesting and settlement of Performance Stock Units (PSUs) awarded on March 15, 2023, upon certification of performance results by the Compensation and Human Resources Committee based on achievement of the adjusted return on invested capital (ROIC) metric, during the three year performance period.

SEC source: 0002079490-26-000002 · wk-form4_1773780280.xml · derivative · entry 12

Dassing Steven R. · CIK 0002079490 · VP, Principal Acctg. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,266

Underlying: Common Stock · 1,266 shares

Expires not disclosed

F9 · derivative.exercise_price: Special time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in two annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F9 · derivative.exercise_date: Special time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in two annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F9 · derivative.expiration_date: Special time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in two annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

SEC source: 0002079490-26-000002 · wk-form4_1773780280.xml · derivative · entry 11

Dassing Steven R. · CIK 0002079490 · VP, Principal Acctg. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 557

Underlying: Common Stock · 557 shares

Expires not disclosed

F8 · derivative.exercise_price: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F8 · derivative.exercise_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

F8 · derivative.expiration_date: Time-based RSUs granted under the Company's Long-Term Performance Incentive Plan, which will vest in three annual installments beginning on March 15, 2027. Each RSU represents a contingent right to receive one share of KWR common stock and DERs accrue with respect to these RSUs when and as dividends are paid on KWR common stock.

SEC source: 0002079490-26-000002 · wk-form4_1773780280.xml · derivative · entry 10

Dassing Steven R. · CIK 0002079490 · VP, Principal Acctg. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4 shares

Expires 2026-03-15

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.

F3 · derivative.exercise_price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2024, August 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the second installment of the 2024 RSU grants and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

F3 · price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2024, August 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the second installment of the 2024 RSU grants and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

F3 · derivative.exercise_date: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2024, August 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the second installment of the 2024 RSU grants and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

SEC source: 0002079490-26-000002 · wk-form4_1773780280.xml · derivative · entry 9

Dassing Steven R. · CIK 0002079490 · VP, Principal Acctg. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 342

Underlying: Common Stock · 171 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F7 · derivative.exercise_date: On March 15, 2025, the reporting person was granted 513 time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

F7 · derivative.expiration_date: On March 15, 2025, the reporting person was granted 513 time-based RSUs, vesting in three annual installments beginning on March 15, 2026.

SEC source: 0002079490-26-000002 · wk-form4_1773780280.xml · derivative · entry 8

Dassing Steven R. · CIK 0002079490 · VP, Principal Acctg. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82

Underlying: Common Stock · 82 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F6 · derivative.exercise_date: On August 15, 2024, the reporting person was granted 245 special time-based RSUs, vesting in three annual installments beginning on March 15, 2025.

F6 · derivative.expiration_date: On August 15, 2024, the reporting person was granted 245 special time-based RSUs, vesting in three annual installments beginning on March 15, 2025.

SEC source: 0002079490-26-000002 · wk-form4_1773780280.xml · derivative · entry 7

Dassing Steven R. · CIK 0002079490 · VP, Principal Acctg. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45

Underlying: Common Stock · 45 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

F5 · derivative.exercise_date: On March 15, 2024, the reporting person was granted 134 time-based RSUs, vesting in three annual installments beginning on March 15, 2025.

F5 · derivative.expiration_date: On March 15, 2024, the reporting person was granted 134 time-based RSUs, vesting in three annual installments beginning on March 15, 2025.

SEC source: 0002079490-26-000002 · wk-form4_1773780280.xml · nonDerivative · entry 6

Dassing Steven R. · CIK 0002079490 · VP, Principal Acctg. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 368

F4 · shares: Shares surrendered by reporting person to satisfy withholding tax obligations upon full or partial vesting of restricted stock, RSUs and PSUs previously granted under the Company's Long-Term Performance Incentive Plan.

SEC source: 0002079490-26-000002 · wk-form4_1773780280.xml · nonDerivative · entry 5

Dassing Steven R. · CIK 0002079490 · VP, Principal Acctg. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 498

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.

F3 · price: Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2024, August 15, 2024 and March 15, 2025. The rights accrued when and as dividends were paid on KWR common stock. This Form 4 reports the settlement of DERs in connection with the second installment of the 2024 RSU grants and the first installment of the 2025 RSU grant, each vesting on March 15, 2026. Each DER was the economic equivalent of one share of KWR common stock.

SEC source: 0002079490-26-000002 · wk-form4_1773780280.xml · nonDerivative · entry 4

Dassing Steven R. · CIK 0002079490 · VP, Principal Acctg. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 494

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002079490-26-000002 · wk-form4_1773780280.xml · nonDerivative · entry 3

Dassing Steven R. · CIK 0002079490 · VP, Principal Acctg. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 323

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.

SEC source: 0002079490-26-000002 · wk-form4_1773780280.xml · nonDerivative · entry 2

Dassing Steven R. · CIK 0002079490 · VP, Principal Acctg. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 241

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: Restricted stock units (RSUs) convert into common stock on a one-for-one basis.