REPLIGEN CORP — SC 13D/A Filings
23 SC 13D/A filings on record
This page lists all SC 13D/A filings submitted to the SEC by REPLIGEN CORP (RGEN), sorted by most recent first. Each row links to the full filing on EdgarLookup. REPLIGEN CORP has filed 23 SC 13D/A documents with the SEC since 2008. To view all SEC filings by REPLIGEN CORP, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
144
3
3/A
305B2
4
4/A
424B3
424B5
424B7
5
5/A
8-A12G
8-A12G/A
8-K
8-K/A
ARS
CORRESP
CT ORDER
D
DEF 14A
DEFA14A
DEFR14A
FWP
NO ACT
NT 10-K
NT 10-Q
POS AM
PRE 14A
REGDEX
S-3
S-3/A
S-3ASR
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D/A | — | 0001068800-13-000022 | Jul 23, 2013 | — |
| SC 13D/A | — | 0001068800-13-000020 | Jul 12, 2013 | — |
| SC 13D/A | — | 0001068800-12-000102 | Jul 23, 2012 | — |
| SC 13D/A | — | 0001068800-12-000057 | May 7, 2012 | — |
| SC 13D/A | — | 0001068800-12-000055 | Apr 30, 2012 | — |
| SC 13D/A | — | 0001068800-12-000035 | Mar 21, 2012 | — |
| SC 13D/A | — | 0001068800-12-000033 | Mar 21, 2012 | — |
| SC 13D/A | — | 0001068800-12-000027 | Mar 5, 2012 | — |
| SC 13D/A | — | 0001068800-12-000005 | Jan 25, 2012 | — |
| SC 13D/A | — | 0001068800-11-000106 | Aug 15, 2011 | — |
| SC 13D/A | — | 0001068800-11-000085 | Jul 13, 2011 | — |
| SC 13D/A | — | 0001068800-11-000072 | Jun 20, 2011 | — |
| SC 13D/A | — | 0000950159-08-001464 | Oct 21, 2008 | — |
| SC 13D/A | — | 0000950159-07-000897 | Jul 17, 2007 | — |
| SC 13D/A | SC 13D/A | 0001047469-99-022642 | May 28, 1999 | — |
| SC 13D/A | AMENDMENT NO. 7 TO SCHEDULE 13D | 0000922423-98-000007 | Jan 8, 1998 | — |
| SC 13D/A | SC 13D/A | 0000922423-97-000543 | Jul 2, 1997 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 5 | 0001007000-97-000021 | Apr 24, 1997 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 4 | 0001007000-97-000019 | Apr 7, 1997 | — |
| SC 13D/A | SCHEDULE 13D - AMENDMENT NO. 3 | 0001007000-97-000018 | Mar 13, 1997 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 2 | 0001007000-97-000008 | Feb 19, 1997 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 2 | 0001007000-97-000005 | Jan 15, 1997 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 1 | 0001007000-97-000002 | Jan 3, 1997 | — |