FORM 8-K

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) August 8, 2006

REPLIGEN CORPORATION

(Exact name of registration as specified in charter)

 

Delaware

 

0-14656

 

04-2729386

(State or other

jurisdiction of

incorporation)

 

(Commission

File Number)

 

(IRS Employer

Identification No.)

 

41 Seyon Street, Bldg. 1, Suite 100, Waltham, MA

 

02453

(Address of principal executive offices)   (Zip Code)

Registrant’s telephone number, including area code (781) 250-0111

 


(Former name or former address, if changed since last report.)


Item 2.02. Results of Operations and Financial Condition.

On August 8, 2006, Repligen Corporation announced its financial results for the first quarter ended June 30, 2006. The full text of the press release issued in connection with the announcement is attached as Exhibit 99.1 to this Current Report on Form 8-K.

The information in this Form 8-K and the exhibit attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01. Financial Statements and Exhibits.

 

(d) Exhibits

 

  99.1 Press Release dated August 8, 2006.


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
Dated: August 8, 2006    

By:

  /S/    WALTER C. HERLIHY        
       

Walter C. Herlihy

President and Chief Executive Officer


EXHIBIT INDEX

 

Exhibit No.   

Exhibit

99.1    Press Release, dated August 8, 2006