STEPAN CO — Director's Dealing 2009

Aug 25, 2009

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: STEPAN CO (SCL)
CIK: 0000094049
Period of Report: 2009-08-21

Reporting Person: STEPAN F QUINN (Director, Chairman, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2009-08-21	Common Stock	M	37810	$21.75	Acquired	337476.183	Direct
2009-08-21	Common Stock	S	12081	$47.50	Disposed	325395.183	Direct
2009-08-21	Common Stock	S	100	$47.54	Disposed	325295.183	Direct
2009-08-21	Common Stock	S	100	$47.56	Disposed	325195.183	Direct
2009-08-21	Common Stock	S	600	$47.57	Disposed	324595.183	Direct
2009-08-21	Common Stock	S	195	$47.58	Disposed	324400.183	Direct
2009-08-21	Common stock	S	100	$47.59	Disposed	324300.183	Direct
2009-08-21	Common Stock	S	100	$47.82	Disposed	324200.183	Direct
2009-08-21	Common Stock	S	100	$47.83	Disposed	324100.183	Direct
2009-08-21	Common Stock	S	29	$47.90	Disposed	324071.183	Direct
2009-08-21	Common Stock	S	77	$47.95	Disposed	323994.183	Direct
2009-08-21	Common Stock	S	548	$47.98	Disposed	323446.183	Direct
2009-08-21	Common Stock	S	675	$48.00	Disposed	322771.183	Direct
2009-08-21	Common Stock	S	500	$48.02	Disposed	322271.183	Direct
2009-08-21	Common stock	S	400	$48.08	Disposed	321871.183	Direct
2009-08-21	Common Stock	S	100	$48.09	Disposed	321771.183	Direct
2009-08-21	Common Stock	S	800	$48.10	Disposed	320971.183	Direct
2009-08-21	Common Stock	S	400	$48.15	Disposed	320571.183	Direct
2009-08-21	Common Stock	S	200	$48.23	Disposed	320371.183	Direct
2009-08-21	Common Stock	S	300	$48.24	Disposed	320071.183	Direct
2009-08-21	Common Stock	S	200	$48.27	Disposed	319871.183	Direct
2009-08-21	Common Stock	S	114	$48.30	Disposed	319757.183	Direct
2009-08-21	Common Stock	S	300	$48.305	Disposed	319457.183	Direct
2009-08-21	Common Stock	S	200	$48.31	Disposed	319257.183	Direct
2009-08-21	Common Stock	S	200	$48.32	Disposed	319057.183	Direct
2009-08-21	Common Stock	S	100	$48.38	Disposed	318957.183	Direct
2009-08-21	Common Stock	S	200	$48.39	Disposed	318757.183	Direct
2009-08-21	Common Stock	S	300	$48.42	Disposed	318457.183	Direct
2009-08-21	Common Stock	S	200	$48.52	Disposed	318257.183	Direct
2009-08-21	Common Stock	S	100	$48.55	Disposed	318157.183	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2009-08-21	Stock Option Exercise	$21.75	M	37810	Disposed	2010-05-08	Common Stock (37810)	Direct