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 |
2024-08-02 Sale |
2024-08-05 9:56 pm |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
7,148 | $159.35 | $1,139,016 | 12,288 (Direct) |
View |
2024-08-01 Sale |
2024-08-01 8:47 pm |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
4,465 | $165.67 | $739,717 | 19,261 (Direct) |
View |
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 |
2022-08-11 Sale |
2022-08-12 4:49 pm |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
4,840 | $254.32 | $1,230,886 | 19,670 (Direct) |
View |
2021-08-30 Sale |
2021-09-02 06:54 am |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
4,001 | $282.13 | $1,128,802 | 17,354 (Direct) |
View |
2021-06-10 Sale |
2021-06-14 6:48 pm |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
6,802 | $189.19 | $1,286,870 | 24,801 (Direct) |
View |
2021-05-14 Sale |
2021-05-18 07:50 am |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
710 | $172.29 | $122,326 | 24,555 (Direct) |
View |
2021-03-10 Sale |
2021-03-12 7:33 pm |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
8,000 | $190.44 | $1,523,501 | 31,176 (Direct) |
View |
2021-03-04 Sale |
2021-03-08 9:41 pm |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
2,075 | $192 | $398,396 | 25,265 (Direct) |
View |
2020-12-16 Sale |
2020-12-18 4:30 pm |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
435 | $186.18 | $80,988 | 25,654 (Direct) |
View |
2020-08-06 Sale |
2020-08-10 5:35 pm |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
5,000 | $153.79 | $768,950 | 31,939 (Direct) |
View |
2020-05-15 Sale |
2020-05-19 8:54 pm |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
435 | $140.69 | $61,200 | 26,089 (Direct) |
View |
2020-05-13 Sale |
2020-05-15 5:37 pm |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
8,000 | $127.8 | $1,022,373 | 41,374 (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 |
2025-03-03 Option Award |
2025-03-04 1:41 pm |
N/A 2035-03-03 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
9,368 | $0 | 20,604 (Direct) |
View |
2025-03-03 Tax Withholding |
2025-03-04 1:41 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
386 | $155.38 | 20,604 (Direct) |
View |
2025-02-27 Tax Withholding |
2025-02-28 4:28 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
391 | $156.54 | 11,622 (Direct) |
View |
2025-02-24 Tax Withholding |
2025-02-25 10:28 am |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
275 | $164.74 | 12,013 (Direct) |
View |
2024-08-02 Exercise |
2024-08-05 9:56 pm |
N/A 2030-02-27 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
175 | $0 | 12,288 (Direct) |
View |
2024-08-02 Exercise |
2024-08-05 9:56 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
175 | $86.1 | 12,288 (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 |
2024-03-11 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 |
2024-03-11 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 |
2024-03-07 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 |
2024-03-04 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 |
2024-02-29 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 |
2024-02-27 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 |
2023-05-16 Tax Withholding |
2023-05-16 7:01 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
710 | $154.03 | 23,556 (Direct) |
View |
2023-03-02 Option Award |
2023-03-06 5:31 pm |
N/A 2033-03-02 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
10,650 | $0 | 27,857 (Direct) |
View |
2023-03-03 Tax Withholding |
2023-03-06 5:31 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
1,247 | $188 | 27,857 (Direct) |
View |
2023-02-28 Tax Withholding |
2023-03-01 5:32 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
358 | $173.28 | 18,454 (Direct) |
View |
2023-02-28 Tax Withholding |
2023-02-28 7:46 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
458 | $173.44 | 18,812 (Direct) |
View |
2022-08-11 Exercise |
2022-08-12 4:49 pm |
N/A 2026-12-14 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
4,000 | $0 | 19,670 (Direct) |
View |
2022-08-11 Exercise |
2022-08-12 4:49 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
1,354 | $59.52 | 19,670 (Direct) |
View |
2022-08-11 Exercise |
2022-08-12 4:49 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
2,000 | $33.05 | 19,670 (Direct) |
View |
2022-08-11 Exercise |
2022-08-12 4:49 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
646 | $86.1 | 19,670 (Direct) |
View |
2022-05-13 Tax Withholding |
2022-05-17 5:00 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
712 | $150.4 | 20,110 (Direct) |
View |
2022-02-28 Option Award |
2022-03-02 8:19 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
4,234 | $0 | 20,822 (Direct) |
View |
2022-02-27 Tax Withholding |
2022-03-02 8:19 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
2,534 | $196.7 | 20,822 (Direct) |
View |
2022-02-24 Option Award |
2022-02-28 7:10 pm |
N/A 2032-02-24 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
4,849 | $0 | 21,845 (Direct) |
View |
2022-02-24 Tax Withholding |
2022-02-28 7:10 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
188 | $189.21 | 21,845 (Direct) |
View |
2022-02-17 Option Award |
2022-02-22 7:34 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
450 | $0 | 17,184 (Direct) |
View |
2022-02-17 Tax Withholding |
2022-02-22 7:34 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
175 | $182.42 | 17,184 (Direct) |
View |
2021-12-14 Tax Withholding |
2021-12-15 9:30 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
445 | $252.53 | 16,909 (Direct) |
View |
2021-06-10 Exercise |
2021-06-14 6:48 pm |
N/A 2029-02-28 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
3,602 | $0 | 24,801 (Direct) |
View |
2021-06-10 Exercise |
2021-06-14 6:48 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
2,557 | $59.52 | 24,801 (Direct) |
View |
2021-06-10 Exercise |
2021-06-14 6:48 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
1,045 | $86.1 | 24,801 (Direct) |
View |
2021-03-10 Exercise |
2021-03-12 7:33 pm |
N/A 2026-12-14 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
8,000 | $0 | 31,176 (Direct) |
View |
2021-03-10 Exercise |
2021-03-12 7:33 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
5,850 | $33.87 | 31,176 (Direct) |
View |
2021-03-10 Exercise |
2021-03-12 7:33 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
150 | $59.52 | 31,176 (Direct) |
View |
2021-03-10 Exercise |
2021-03-12 7:33 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
2,000 | $33.05 | 31,176 (Direct) |
View |
2021-02-24 Option Award |
2021-02-26 6:08 pm |
N/A 2031-02-24 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
3,721 | $0 | 29,375 (Direct) |
View |
2020-08-06 Exercise |
2020-08-10 5:35 pm |
N/A 2028-03-01 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
5,000 | $0 | 31,939 (Direct) |
View |
2020-08-06 Exercise |
2020-08-10 5:35 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
5,000 | $33.87 | 31,939 (Direct) |
View |
2020-05-13 Exercise |
2020-05-15 5:37 pm |
N/A 2026-12-14 |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
8,000 | $0 | 41,374 (Direct) |
View |
2020-05-13 Exercise |
2020-05-15 5:37 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
2,000 | $33.87 | 41,374 (Direct) |
View |
2020-05-13 Exercise |
2020-05-15 5:37 pm |
N/A N/A |
REPLIGEN CORP | RGEN | KURIYEL RALF Senior VP, R&D |
6,000 | $33.05 | 41,374 (Direct) |
View |