STEPAN CO — Director's Dealing 2010

May 11, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: STEPAN CO (SCL)
CIK: 0000094049
Period of Report: 2010-05-07

Reporting Person: Servatius Gregory (VP of Human Resources)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-05-07	Common Stock	J	153.1156	—	Acquired	17909.099	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	370190	Indirect

Footnotes

F1: Number of common stock shares acquired with ESOP II Company contribution to reporting person's account on May 07, 2010, under the Employee Stock Ownership Plan II (ESOP II) established by Stepan Company.