STEPAN CO — Director's Dealing 2006

Oct 31, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: STEPAN CO (SCL)
CIK: 0000094049
Period of Report: 2006-10-27

Reporting Person: PACHOLEC FRANK (Vice President of R&D)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-10-27	Common Stock	S	250	$30.9625	Disposed	533.9766	Indirect
2006-10-27	Common Stock	S	250	$30.80	Disposed	283.9766	Indirect
2006-10-27	Common Stock	S	183	$30.65	Disposed	100.9766	Indirect
2006-10-27	Common Stock	S	100	$30.50	Disposed	.9766	Indirect
2006-10-27	Common Stock	S	.9766	$30.50	Disposed	0	Indirect

Footnotes

F1: The Reporting Person disclaims beneficial ownership of the securities. The securities were owned directly in a custodial account for the benefit of the Reporting Person's daughter and are being disposed of by the beneficiary of that custodial account. Ownership of the securities was transferred to the Reporting Person's daughter by operation of law upon her attainment of majority in the State of Illinois on February 13, 2006.