STEPAN CO — Director's Dealing 2010

Apr 21, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: STEPAN CO (SCL)
CIK: 0000094049
Period of Report: 2010-04-20

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-04-20	Common Stock	M	2000	$32.17	Acquired	5472.6944	Direct
2010-04-20	Common Stock	S	1500	$66.48	Disposed	3972.6944	Direct
2010-04-20	Common Stock	S	500	$68.34	Disposed	3472.6944	Direct
2010-04-20	Common Stock	S	500	$69.93	Disposed	2972.6944	Direct
2010-04-20	Common Stock	S	500	$70.34	Disposed	2472.6944	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-04-20	Employee Stock Option	$32.17	M	2000	Disposed	2016-02-11	Common Stock (2000)	Direct

Footnotes

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