Washington, D.C. 20549






Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934




Date of Report (Date of earliest event reported): February 7, 2013





                    Simpson Manufacturing Co., Inc.                    

(Exact name of registrant as specified in its charter)





          Delaware                     1-13429                     94-3196943          
(State or other jurisdiction (Commission (I.R.S. Employer
of incorporation) file number) Identification No.)




5956 W. Las Positas Boulevard, Pleasanton, CA 94588

(Address of principal executive offices)



(Registrant’s telephone number, including area code): (925) 560-9000



Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:


¨Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
¨Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-2)
¨Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
¨Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240. 13e-4(c))



Item 2.02 Results of Operations and Financial Condition.


On February 7, 2013, Simpson Manufacturing Co., Inc. announced its fourth quarter 2012 results in a press release, a copy of which is attached hereto as Exhibit 99.1 and incorporated herein by this reference.




Item 9.01 Financial Statements and Exhibits


Exhibit No. Description
Exhibit 99.1 Press release dated February 7, 2013.






Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.





  Simpson Manufacturing Co., Inc.
DATE:   February 7, 2013                        By /s/ BRIAN J. MAGSTADT
    Brian J. Magstadt
    Chief Financial Officer