Form 8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 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) July 26, 2005

 

 

REPLIGEN CORPORATION

(Exact Name of Registrant as Specified in Its Charter)

 

 

DELAWARE

(State or Other Jurisdiction of Incorporation)

 

0-14656   04-2729386
(Commission File Number)   (IRS Employer Identification No.)

 

41 Seyon Street, Building #1, Suite 100, Waltham, Massachusetts   02453
(Address of Principal Executive Offices)   (Zip Code)

 

(781) 250-0111

(Registrant’s Telephone Number, Including Area Code)

 

 

(Former Name or Former Address, if Changed Since Last Report)

 

 

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))

 

INFORMATION TO BE INCLUDED IN THE REPORT

 

Item 5.02. Departure of Director

 

On July 26, 2005, Mr. G. William Miller, who is currently a Director of the Company, informed the Company the he would not stand for re-election to the Board of Directors for personal reasons.

 

G. William Miller will retire from the Board at the conclusion of the 2005 Annual Meeting, and his service as a director will end at that time. The Board of Directors would like to take this opportunity to express its gratitude and appreciation for the wealth of experience and integrity with which Mr. Miller carried out his duties as director.

 

 

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.

 

    REPLIGEN CORPORATION
Date July 26, 2005   By:  

/s/ Walter C. Herlihy

        Walter C. Herlihy
        Chief Executive Officer and President