Simpson Manufacturing Co., Inc. — Director's Dealing 2010

Dec 1, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SIMPSON MANUFACTURING CO INC /CA/ (NYSE:SSD)
CIK: 0000920371
Period of Report: 2010-11-30

Reporting Person: HERBERT MICHAEL J (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-11-30	Common Stock	X	50237	$25.43	Acquired	50237	Direct
2010-11-30	Common Stock	X	50237	$25.9489	Disposed	0	Direct
2010-12-01	Common Stock	X	13763	$25.43	Acquired	13763	Direct
2010-12-01	Common Stock	X	13763	$26.2541	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-11-30	Options on Common Stock	$25.43	X	50237	Disposed	2010-12-31	Common Stock (50237)	Direct
2010-12-01	Options on Common Stock	$25.43	X	13763	Disposed	2010-12-31	Common Stock (13763)	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Options on Common Stock	$34.90	2011-12-31	Common Stock (4000)	4000	Direct
Options on Common Stock	$40.72	2013-01-26	Common Stock (4000)	4000	Direct

Footnotes

F1: This date represents the date of the first annual vesting period. This option vests equally over four years beginning with the date of grant.