STEPAN CO — Director's Dealing 2010

Oct 25, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: STEPAN CO (SCL)
CIK: 0000094049
Period of Report: 2010-10-21

Reporting Person: Wynn H Edward (VP, Gen'l Counsel & Secretary)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-10-21	Common Stock	M	100	$32.17	Acquired	2247.8267	Direct
2010-10-21	Common Stock	S	100	$67.34	Disposed	2147.8267	Direct
2010-10-22	Common Stock	M	125	$32.17	Acquired	2272.8267	Direct
2010-10-22	Common Stock	S	125	$67.34	Disposed	2147.8267	Direct
2010-10-25	Common Stock	M	75	$32.17	Acquired	2222.8267	Direct
2010-10-25	Common Stock	S	75	$67.50	Disposed	2147.8267	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-10-21	Employee Stock Option (Right to Buy)	$32.17	M	100	Disposed	2016-02-11	Common Stock (100)	Direct
2010-10-22	Employee Stock Option (Right to Buy)	$32.17	M	125	Disposed	2016-02-11	Common Stock (125)	Direct
2010-10-25	Employee Stock Option (Right to Buy)	$32.17	M	75	Disposed	2016-02-11	Common Stock (75)	Direct

Footnotes

F1: Transaction completed pursuant to a 10b5-1 trading plan.