UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

 

FORM 8-K

 

 

Current Report

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): December 17, 2010

 

 

Seattle Genetics, Inc.

(Exact name of Registrant as specified in its charter)

 

 

 

Delaware   0-32405   91-1874389

(State or other jurisdiction of

incorporation or organization)

 

(Commission

File Number)

 

(I.R.S. Employer

Identification No.)

21823 30th Drive SE

Bothell, Washington 98021

(Address of principal executive offices, including zip code)

(425) 527-4000

(Registrant’s telephone number, including area code)

 

 

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 (see General Instruction A.2. below):

 

¨ 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-12)

 

¨ 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 8.01 Other Events.

Clay B. Siegall, Ph.D., President and Chief Executive Officer of Seattle Genetics, Inc. (the “Company”), has entered into a pre-arranged, written stock trading plan (the “Plan”) that is intended to satisfy the requirements of Rule 10b5-1(c)(1) under the Securities Exchange Act of 1934, as amended. The Plan takes effect in December 2010, provided that no sales may occur prior to February 1, 2011 and all sales must be completed prior to February 1, 2012. Pursuant to the Plan, Dr. Siegall may sell up to 520,000 shares of the Company’s common stock prior to February 1, 2012, provided the price exceeds a specified price per share. Dr. Siegall has entered into the Plan in order to exercise options pursuant to grants that expire prior to February 2012. Transactions under the Plan will be disclosed publicly through Form 144 and Form 4 filings with the Securities and Exchange Commission, to the extent required by law.

Other executive officers and directors of the Company have entered into and may in the future enter into similar stock trading plans in the future. Except as may be required by law, the Company does not undertake to report on stock trading plans by other Company officers or directors, nor to report modifications, terminations or other activities under Dr. Siegall’s Plan or the plan of any other individual.


SIGNATURES

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.

 

    SEATTLE GENETICS, INC.
Date: December 17, 2010     By:  

/S/    CLAY B. SIEGALL        

     

Clay B. Siegall

President and Chief Executive Officer