Kristin Rokosky - 15 Mar 2026 Form 4 Insider Report for QUAKER CHEMICAL CORP (KWR)

Role: SVP, CHRO
Signature: Victoria K. Gehris, Attorney-in-Fact for Kristin Rokosky
Issuer symbol: KWR
Transactions as of: 15 Mar 2026
Net transactions value: $0
Form type: 4
Filing time: 17 Mar 2026, 17:03:55 UTC
Previous filing: 17 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Rokosky Kristin	SVP, CHRO	901 E. HECTOR STREET, CONSHOHOCKEN	Victoria K. Gehris, Attorney-in-Fact for Kristin Rokosky	17 Mar 2026	0002053776

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	KWR	Common Stock	Award		+80	+11%	$0.000000^*	799	15 Mar 2026	Direct	F1
transaction	KWR	Common Stock	Options Exercise		+75	+9.4%		874	15 Mar 2026	Direct	F2
transaction	KWR	Common Stock	Options Exercise		+42	+4.8%		916	15 Mar 2026	Direct	F2
transaction	KWR	Common Stock	Options Exercise		+363	+40%		1,279	15 Mar 2026	Direct	F2
transaction	KWR	Common Stock	Options Exercise		+7	+0.55%		1,286	15 Mar 2026	Direct	F3
transaction	KWR	Common Stock	Tax liability		-177	-14%	$118.45^*	1,109	16 Mar 2026	Direct	F4

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	KWR	Restricted Stock Units	Options Exercise		-75	-50%	$0.000000^*	75	15 Mar 2026	Common Stock	75		Direct	F2, F5
transaction	KWR	Restricted Stock Units	Options Exercise		-42	-49%	$0.000000^*	43	15 Mar 2026	Common Stock	42		Direct	F2, F6
transaction	KWR	Restricted Stock Units	Options Exercise		-363	-33%	$0.000000^*	726	15 Mar 2026	Common Stock	363		Direct	F2, F7
transaction	KWR	Dividend Equivalent Rights	Options Exercise		-7	-100%		0	15 Mar 2026	Common Stock	7		Direct	F3
transaction	KWR	Restricted Stock Units	Award		+1,350		$0.000000^*	1,350	15 Mar 2026	Common Stock	1,350		Direct	F8

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	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.
F2	Restricted stock units (RSUs) convert into common stock on a one-for-one basis.
F3	Dividend equivalent rights (DERs) accrued on reporting person's RSUs granted on March 15, 2024, September 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.
F4	Shares surrendered by reporting person to satisfy withholding tax obligations upon the partial vesting of certain restricted stock, PSUs, and RSUs previously granted under the Company's Long-Term Performance Incentive Plan.
F5	On March 15, 2024, the reporting person was granted 224 time-based RSUs, vesting in three annual installments beginning on March 15, 2025.
F6	On September 15, 2024, the reporting person was granted 127 time-based RSUs, vesting in three annual installments beginning on March 15, 2025.
F7	On March 15, 2025, the reporting person was granted 1,089 time-based RSUs, vesting in three annual installments beginning on March 15, 2026.
F8	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.