Simpson Manufacturing Co., Inc. — Director's Dealing 2011

Feb 4, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SIMPSON MANUFACTURING CO INC /CA/ (NYSE:SSD)
CIK: 0000920371
Period of Report: 2011-02-03

Reporting Person: Colonias Karen Winifred (Chief Financial Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-02-03	Options on Common Stock	$29.66	A	50000	Acquired	2018-02-03	Common Stock (50000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	3062	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Options on Common Stock	$34.90	2011-12-31	Common Stock (3000)	3000	Direct
Options on Common Stock	$40.72	2013-01-25	Common Stock (3000)	3000	Direct
Options on Common Stock	$33.62	2014-02-14	Common Stock (2000)	2000	Direct

Footnotes

F1: The shares are owned by the Simpson Manufacuturing Co., Inc. Profit Sharing Plan for Salaried Employees (the "Plan") of which the reporting person is a participant. The Plan is qualified under sections 401(a)(26) and 410 of the Internal Revenue Code. The number of shares owned was reported as of November 2, 2010.

F2: This date represents the date of the first annual vesting period. This option vests equally over four years beginning with the date of grant.

F3: This date represents the date of the first monthly vesting period. This option vests equally over 48 months beginning with the date of grant.