STEPAN CO — Director's Dealing 2025

Aug 14, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: STEPAN CO (SCL)
CIK: 0000094049
Period of Report: 2025-08-12

Reporting Person: STEPAN F QUINN JR (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-08-12	Common Stock	W	20676	—	Disposed	141193	Indirect
2025-08-12	Common Stock	W	20676	—	Acquired	126123.404	Direct
2025-08-12	Common Stock	W	2448	—	Disposed	138745	Indirect
2025-08-12	Common Stock	W	2448	—	Acquired	2448	Indirect
2025-08-12	Common Stock	W	138745	—	Disposed	0	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	159423	Direct
Common Stock	0.002	Indirect
Common Stock	160000	Indirect
Common Stock	87500	Indirect
Common Stock	100	Indirect
Common Stock	1017	Indirect
Common Stock	67.214	Indirect
Common Stock	19052	Indirect
Common Stock	600	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Share Units	$		Common Stock (43166.868)	43166.868	Indirect
Share Units	$		Common Stock (63404.923)	63404.923	Direct

Footnotes

F1: On August 12, 2025, the reporting person received 20,676 shares from his mother's estate.

F2: The reporting person disclaims beneficial ownership of these securities, except to extent of any pecuniary interest in the shares.

F3: Shares held by an estate of which the reporting person serves as executor.

F4: On August 12, 2025, the trust received 2,448 shares from the reporting person's mother's estate.

F5: Joint Tenancy with Spouse.

F6: Share Units are acquired under the Management Incentive Plan ("MIP"), a nonqualified deferred compensation plan that allows participants to defer all or a portion of their annual incentive awards.

F7: Share Units convert on a one-for-one basis into Common Stock.

F8: Share Units are generally payable at end of employment, unless otherwise elected.