REPLIGEN CORP - RGEN
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 35
Latest filed: Sep 21, 2026
| Form | Count |
|---|---|
| 4 | 20 |
| 144 | 6 |
| 8-K | 6 |
| SCHEDULE 13G/A | 2 |
| SCHEDULE 13G | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Sep 21, 2026 | 144 | — | 0001959173-26-007059 | View |
| Sep 15, 2026 | 8-K | Sep 10, 2026 | 0001628280-26-062043 | View |
| Sep 08, 2026 | 4 | Sep 03, 2026 | 0001628280-26-060911 | View |
| Sep 08, 2026 | 8-K | Sep 03, 2026 | 0001193125-26-385380 | View |
| Sep 04, 2026 | 144 | — | 0001959173-26-006730 | View |
| Sep 02, 2026 | 4 | Mar 05, 2026 | 0001628280-26-060105 | View |
| Aug 21, 2026 | 4 | Aug 20, 2026 | 0001628280-26-058417 | View |
| Aug 20, 2026 | 144 | — | 0001959173-26-006257 | View |
| Aug 14, 2026 | SCHEDULE 13G/A | — | 0000080255-26-000536 | View |
| Jul 31, 2026 | SCHEDULE 13G | — | 0002100119-26-001481 | View |
| Jul 28, 2026 | 8-K | Jul 28, 2026 | 0001193125-26-318853 | View |
| Jul 22, 2026 | 8-K | Jul 21, 2026 | 0001193125-26-311402 | View |
| Jul 17, 2026 | 4 | Jul 16, 2026 | 0001193125-26-307925 | View |
| Jul 16, 2026 | 144 | — | 0001959173-26-005250 | View |
| Jun 26, 2026 | 4 | Jun 25, 2026 | 0001193125-26-285449 | View |
| Jun 25, 2026 | 144 | — | 0001959173-26-004882 | View |
| May 18, 2026 | 4 | May 14, 2026 | 0001193125-26-228883 | View |
| May 18, 2026 | 4 | May 14, 2026 | 0001193125-26-228884 | View |
| May 18, 2026 | 4 | May 14, 2026 | 0001193125-26-228891 | View |
| May 18, 2026 | 4 | May 14, 2026 | 0001193125-26-228886 | View |
| May 18, 2026 | 4 | May 14, 2026 | 0001193125-26-228888 | View |
| May 18, 2026 | 4 | May 14, 2026 | 0001193125-26-228893 | View |
| May 18, 2026 | 4 | May 14, 2026 | 0001193125-26-228897 | View |
| May 18, 2026 | 4 | May 14, 2026 | 0001193125-26-228896 | View |
| May 15, 2026 | 8-K | May 14, 2026 | 0001193125-26-225380 | View |
| May 08, 2026 | 4 | May 07, 2026 | 0001193125-26-214293 | View |
| May 08, 2026 | 4 | May 07, 2026 | 0001193125-26-214265 | View |
| May 05, 2026 | 8-K | May 05, 2026 | 0001193125-26-205011 | View |
| Apr 22, 2026 | 4 | Apr 21, 2026 | 0001193125-26-169682 | View |
| Apr 21, 2026 | 144 | — | 0001959173-26-003012 | View |
| Mar 27, 2026 | SCHEDULE 13G/A | — | 0000102909-26-002188 | View |
| Mar 23, 2026 | 4 | Mar 05, 2026 | 0001193125-26-119031 | View |
| Mar 23, 2026 | 4 | Mar 05, 2026 | 0001193125-26-119034 | View |
| Mar 23, 2026 | 4 | Mar 05, 2026 | 0001193125-26-119036 | View |
| Mar 23, 2026 | 4 | Mar 05, 2026 | 0001193125-26-119047 | View |