0001140361-11-019819.txt : 20110331
0001140361-11-019819.hdr.sgml : 20110331
20110331173731
ACCESSION NUMBER: 0001140361-11-019819
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20110330
FILED AS OF DATE: 20110331
DATE AS OF CHANGE: 20110331
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: WITT DANIEL P
CENTRAL INDEX KEY: 0001241030
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 000-14656
FILM NUMBER: 11727840
MAIL ADDRESS:
STREET 1: C/O REPLIGEN CORP 41
STREET 2: SEYON ST. BUILDING 1, SUITE 100
CITY: WALTHAM
STATE: MA
ZIP: 02453
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: REPLIGEN CORP
CENTRAL INDEX KEY: 0000730272
STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
IRS NUMBER: 042729386
STATE OF INCORPORATION: DE
FISCAL YEAR END: 0331
BUSINESS ADDRESS:
STREET 1: 41 SEYON STREET
STREET 2: BUILDING 1, SUITE 100
CITY: WALTHAM
STATE: MA
ZIP: 02453
BUSINESS PHONE: 7814499560
MAIL ADDRESS:
STREET 1: 41 SEYON STREET
STREET 2: BUILDING 1, SUITE 100
CITY: WALTHAM
STATE: MA
ZIP: 02453
4
1
doc1.xml
FORM 4
X0303
4
2011-03-30
0
0000730272
REPLIGEN CORP
RGEN
0001241030
WITT DANIEL P
C/O REPLIGEN CORPORATION
41 SEYON STREET, BUILDING 1, SUITE 100
WALTHAM
MA
02453
0
1
0
0
Vice President
Stock Option (Right to Buy)
2.66
2011-03-30
4
D
0
10000
1.04
D
2006-04-03
2011-04-03
Common Stock
10000
0
D
The option was cancelled by mutual agreement of the Rporting Person and the Issuer in advance of its scheduled expiration date. The Reporting Person received the difference between $3.70, the closing price of the ISsuer's Common Stock on the transaction date, and $2.66, the exercise price of the stock option, less any applicable withholding taxes.
William J. Kelly (Attorney in Fact)
2011-03-31