Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2024-03-11 Sale |
2024-03-12 8:24 pm |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
3,517 | $193.73 | $681,348 | 24,260 (Direct) |
View |
2024-03-08 Sale |
2024-03-11 7:43 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
16,707 | $197.44 | $3,298,632 | 185,249 (Direct) |
View |
2024-02-27 Sale |
2024-02-28 9:56 pm |
REPLIGEN CORP | RGEN | DAWES KAREN A Director |
1,000 | $193.35 | $193,350 | 87,367 (Direct) |
View |
2024-02-23 Sale |
2024-02-26 8:38 pm |
REPLIGEN CORP | RGEN | Bylund James Chief Operating Officer |
4,373 | $198.08 | $866,204 | 18,135 (Direct) |
View |
2023-11-10 Sale |
2023-11-13 5:10 pm |
REPLIGEN CORP | RGEN | Gebski Christine See Remarks |
3,788 | $147.13 | $557,328 | 28,787 (Direct) |
View |
2023-08-29 Sale |
2023-08-30 4:06 pm |
REPLIGEN CORP | RGEN | DAWES KAREN A Director |
850 | $171.38 | $145,673 | 83,741 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2024-05-16 Option Award |
2024-05-20 6:50 pm |
2025-05-16 2034-05-16 |
REPLIGEN CORP | RGEN | DAWES KAREN A Director |
2,379 | $0 | 89,746 (Direct) |
View |
2024-05-16 Option Award |
2024-05-20 6:49 pm |
2025-05-16 2034-05-16 |
REPLIGEN CORP | RGEN | MUIR GLENN P Director |
2,077 | $0 | 9,659 (Direct) |
View |
2024-05-14 Tax Withholding |
2024-05-15 8:18 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Gebski Christine See Remarks |
334 | $163.34 | 27,419 (Direct) |
View |
2024-05-14 Tax Withholding |
2024-05-15 8:17 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
534 | $163.34 | 23,726 (Direct) |
View |
2024-04-02 Tax Withholding |
2024-04-04 5:04 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Bylund James Chief Operating Officer |
444 | $182.95 | 20,591 (Direct) |
View |
2024-03-18 Gift |
2024-03-20 4:29 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
2,000 | $0 | 183,249 (Direct) |
View |
2024-03-18 Option Award |
2024-03-19 6:19 pm |
2024-05-16 2034-03-18 |
REPLIGEN CORP | RGEN | Pax Margaret Director |
2,523 | $0 | 2,523 (Direct) |
View |
2024-03-11 Exercise |
2024-03-12 8:24 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
1,271 | $86.1 | 24,260 (Direct) |
View |
2024-03-11 Exercise |
2024-03-12 8:24 pm |
N/A 2030-02-27 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
1,271 | $0 | 24,260 (Direct) |
View |
2024-03-08 Exercise |
2024-03-11 7:43 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
1 | $16.55 | 185,249 (Direct) |
View |
2024-03-08 Exercise |
2024-03-11 7:43 pm |
N/A 2024-05-05 |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
1 | $0 | 185,249 (Direct) |
View |
2024-03-07 Tax Withholding |
2024-03-07 4:28 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
2,867 | $195.72 | 201,955 (Direct) |
View |
2024-03-07 Tax Withholding |
2024-03-07 4:27 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
386 | $195.72 | 26,506 (Direct) |
View |
2024-03-07 Tax Withholding |
2024-03-07 4:23 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Bylund James Chief Operating Officer |
1,206 | $195.72 | 21,035 (Direct) |
View |
2024-03-07 Tax Withholding |
2024-03-07 4:22 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Gebski Christine See Remarks |
386 | $195.72 | 27,753 (Direct) |
View |
2024-03-05 Tax Withholding |
2024-03-06 8:23 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
7,275 | $195.52 | 204,822 (Direct) |
View |
2024-03-04 Tax Withholding |
2024-03-06 8:23 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
1,111 | $193.99 | 204,822 (Direct) |
View |
2024-03-04 Tax Withholding |
2024-03-06 8:07 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Gebski Christine See Remarks |
131 | $193.99 | 28,139 (Direct) |
View |
2024-03-05 Tax Withholding |
2024-03-06 8:06 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Bylund James Chief Operating Officer |
22 | $195.52 | 22,241 (Direct) |
View |
2024-03-04 Tax Withholding |
2024-03-06 8:06 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Bylund James Chief Operating Officer |
197 | $193.99 | 22,241 (Direct) |
View |
2024-03-04 Tax Withholding |
2024-03-06 8:01 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
135 | $193.99 | 26,892 (Direct) |
View |
2024-03-01 Option Award |
2024-03-05 8:44 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Bylund James Chief Operating Officer |
50 | $0 | 22,460 (Direct) |
View |
2024-02-29 Option Award |
2024-03-04 9:51 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
404 | $0 | 27,027 (Direct) |
View |
2024-03-01 Tax Withholding |
2024-03-04 9:51 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
453 | $191.79 | 27,027 (Direct) |
View |
2024-02-29 Option Award |
2024-03-04 9:49 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
2,504 | $0 | 213,208 (Direct) |
View |
2024-03-01 Tax Withholding |
2024-03-04 9:49 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
3,322 | $191.79 | 213,208 (Direct) |
View |
2024-02-29 Option Award |
2024-03-04 9:45 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Gebski Christine See Remarks |
391 | $0 | 28,270 (Direct) |
View |
2024-03-01 Tax Withholding |
2024-03-04 9:45 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Gebski Christine See Remarks |
447 | $191.79 | 28,270 (Direct) |
View |
2024-03-04 Tax Withholding |
2024-03-04 9:45 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Gebski Christine See Remarks |
461 | $192.71 | 28,270 (Direct) |
View |
2024-02-29 Option Award |
2024-03-04 9:45 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Bylund James Chief Operating Officer |
404 | $0 | 22,410 (Direct) |
View |
2024-03-01 Tax Withholding |
2024-03-04 9:45 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Bylund James Chief Operating Officer |
820 | $191.79 | 22,410 (Direct) |
View |
2024-02-27 Option Award |
2024-02-29 9:25 pm |
N/A 2034-02-27 |
REPLIGEN CORP | RGEN | Bylund James Chief Operating Officer |
17,323 | $0 | 31,458 (Direct) |
View |
2024-02-27 Option Award |
2024-02-29 9:04 pm |
N/A 2034-02-27 |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
39,304 | $0 | 233,611 (Direct) |
View |
2024-02-27 Option Award |
2024-02-29 8:54 pm |
N/A 2034-02-27 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
7,017 | $0 | 30,573 (Direct) |
View |
2024-02-27 Option Award |
2024-02-29 7:09 pm |
N/A 2034-02-27 |
REPLIGEN CORP | RGEN | Garland Jason K CFO |
5,063 | $0 | 10,566 (Direct) |
View |
2024-02-27 Option Award |
2024-02-29 7:07 pm |
N/A 2034-02-27 |
REPLIGEN CORP | RGEN | Loeillot Olivier President and CCO |
5,740 | $0 | 18,646 (Direct) |
View |
2024-02-27 Exercise |
2024-02-28 9:56 pm |
N/A N/A |
REPLIGEN CORP | RGEN | DAWES KAREN A Director |
4,626 | $42.07 | 87,367 (Direct) |
View |
2024-02-27 Exercise |
2024-02-28 9:56 pm |
N/A 2028-05-16 |
REPLIGEN CORP | RGEN | DAWES KAREN A Director |
4,626 | $0 | 87,367 (Direct) |
View |
2024-02-23 Exercise |
2024-02-26 8:38 pm |
N/A 2030-04-01 |
REPLIGEN CORP | RGEN | Bylund James Chief Operating Officer |
940 | $0 | 18,135 (Direct) |
View |
2024-02-23 Exercise |
2024-02-26 8:38 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Bylund James Chief Operating Officer |
940 | $94.33 | 18,135 (Direct) |
View |
2023-11-14 Gift |
2023-11-16 4:05 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
1,000 | $0 | 194,307 (Direct) |
View |
2023-10-02 Option Award |
2023-10-03 8:44 pm |
N/A 2033-10-02 |
REPLIGEN CORP | RGEN | Loeillot Olivier President and CCO |
37,142 | $0 | 37,142 (Direct) |
View |
2023-09-25 Option Award |
2023-09-27 5:51 pm |
N/A 2033-09-25 |
REPLIGEN CORP | RGEN | Garland Jason K CFO |
16,027 | $0 | 16,027 (Direct) |
View |
2023-08-29 Exercise |
2023-08-30 4:06 pm |
N/A N/A |
REPLIGEN CORP | RGEN | DAWES KAREN A Director |
7,392 | $18.12 | 83,741 (Direct) |
View |
2023-08-29 Exercise |
2023-08-30 4:06 pm |
N/A 2024-05-15 |
REPLIGEN CORP | RGEN | DAWES KAREN A Director |
7,392 | $0 | 83,741 (Direct) |
View |
2023-05-18 Option Award |
2023-05-22 9:48 pm |
2024-05-18 2033-05-18 |
REPLIGEN CORP | RGEN | Madaus Martin D Director |
2,173 | $0 | 3,795 (Direct) |
View |
2023-05-18 Option Award |
2023-05-22 9:36 pm |
2024-05-18 2033-05-18 |
REPLIGEN CORP | RGEN | Mhatre Rohin Director |
2,173 | $0 | 3,832 (Direct) |
View |