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: 32
Latest filed: Mar 27, 2026
Form Count
4 20
144 5
SCHEDULE 13G/A 3
8-K 3
SCHEDULE 13G 1

Latest files

Filed Form Report period Accession SEC
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
Mar 05, 2026 4 Mar 04, 2026 0001193125-26-093368 View
Mar 05, 2026 4 Mar 04, 2026 0001193125-26-093379 View
Mar 03, 2026 4 Mar 02, 2026 0001193125-26-087447 View
Mar 03, 2026 4 Feb 27, 2026 0001193125-26-087568 View
Mar 03, 2026 4 Feb 27, 2026 0001193125-26-087579 View
Mar 03, 2026 4 Mar 02, 2026 0001193125-26-087591 View
Mar 03, 2026 4 Feb 27, 2026 0001193125-26-087595 View
Mar 03, 2026 4 Feb 27, 2026 0001193125-26-087669 View
Feb 24, 2026 8-K Feb 24, 2026 0001193125-26-065246 View
Feb 17, 2026 SCHEDULE 13G/A 0000080255-26-000253 View
Feb 13, 2026 SCHEDULE 13G/A 0001213900-26-016380 View
Feb 05, 2026 SCHEDULE 13G 0000315066-26-000516 View
Jan 12, 2026 4 Dec 31, 2025 0001193125-26-010470 View
Jan 06, 2026 8-K Jan 06, 2026 0001193125-26-003467 View
Dec 18, 2025 4 Dec 17, 2025 0001193125-25-324912 View
Dec 17, 2025 144 0001959173-25-007821 View
Dec 17, 2025 4 Dec 16, 2025 0001193125-25-322821 View
Dec 08, 2025 4 Dec 04, 2025 0001193125-25-311290 View
Nov 26, 2025 4 Nov 25, 2025 0001193125-25-300642 View
Nov 25, 2025 144 0001959173-25-007258 View
Nov 19, 2025 4 Nov 18, 2025 0001193125-25-288160 View
Nov 18, 2025 144 0001959173-25-007117 View
Nov 14, 2025 4 Nov 13, 2025 0001193125-25-283092 View
Nov 13, 2025 144 0001959173-25-006989 View
Nov 13, 2025 4 Nov 12, 2025 0001193125-25-280266 View
Nov 12, 2025 144 0001959173-25-006963 View
Oct 28, 2025 8-K Oct 28, 2025 0001193125-25-252385 View