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 |
2025-03-17 Sale |
2025-03-19 4:21 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
26,756 | $152.51 | $4,080,663 | 338,645 (Direct) |
View |
2024-11-21 Sale |
2024-11-22 4:52 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
24,246 | $139.67 | $3,386,439 | 139,840 (Direct) |
View |
2024-09-10 Sale |
2024-09-12 11:35 am |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
22,191 | $145.37 | $3,225,927 | 164,086 (Direct) |
View |
2024-09-03 Sale |
2024-09-04 7:25 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
13,146 | $0 | $0 | 158,559 (Direct) |
View |
2024-06-14 Purchase |
2024-06-14 5:41 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
2,000 | $124.08 | $248,160 | 165,177 (Direct) |
View |
2024-05-21 Sale |
2024-05-22 5:14 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
20,072 | $168.26 | $3,377,283 | 163,177 (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 |
2022-11-11 Sale |
2022-11-14 5:43 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
25,000 | $200 | $5,000,000 | 212,511 (Direct) |
View |
2022-09-08 Sale |
2022-09-09 4:14 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
26,402 | $224.73 | $5,933,438 | 237,511 (Direct) |
View |
2022-07-21 Sale |
2022-07-22 4:25 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
24,802 | $200 | $4,960,400 | 263,913 (Direct) |
View |
2021-11-18 Sale |
2021-11-19 4:45 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
17,355 | $276.85 | $4,804,674 | 197,294 (Direct) |
View |
2021-09-09 Sale |
2021-09-13 6:24 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
25,000 | $294.75 | $7,368,650 | 214,649 (Direct) |
View |
2021-05-19 Sale |
2021-05-20 9:00 pm |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
22,267 | $171.41 | $3,816,698 | 190,495 (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 |
2025-03-18 Option Award |
2025-03-20 7:09 pm |
N/A N/A |
BIOLIFE SOLUTIONS INC | BLFS | Hunt Anthony Director |
6,876 | $0 | 6,876 (Direct) |
View |
2025-03-17 Exercise |
2025-03-19 4:21 pm |
N/A 2028-03-01 |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
26,756 | $0 | 338,645 (Direct) |
View |
2025-03-17 Exercise |
2025-03-19 4:21 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
5,000 | $33.87 | 338,645 (Direct) |
View |
2025-03-17 Exercise |
2025-03-19 4:21 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
21,756 | $59.52 | 338,645 (Direct) |
View |
2025-03-02 Exercise |
2025-03-04 6:49 pm |
N/A N/A |
908 Devices Inc. | MASS | Hunt Anthony Director |
2,058 | $0 | 18,721 (Direct) |
View |
2025-03-03 Tax Withholding |
2025-03-04 1:30 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
10,142 | $155.38 | 136,301 (Direct) |
View |
2025-02-27 Tax Withholding |
2025-02-28 4:26 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
2,825 | $156.54 | 146,443 (Direct) |
View |
2025-02-24 Tax Withholding |
2025-02-25 10:18 am |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
2,380 | $164.74 | 149,268 (Direct) |
View |
2024-12-05 Exercise |
2024-12-05 8:26 pm |
N/A 2028-02-29 |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
11,808 | $0 | 160,504 (Direct) |
View |
2024-12-05 Exercise |
2024-12-05 8:26 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
11,808 | $33.87 | 160,504 (Direct) |
View |
2024-11-21 Exercise |
2024-11-22 4:52 pm |
N/A 2028-02-29 |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
24,246 | $0 | 139,840 (Direct) |
View |
2024-11-21 Exercise |
2024-11-22 4:52 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
24,246 | $33.87 | 139,840 (Direct) |
View |
2024-09-10 Exercise |
2024-09-12 11:35 am |
N/A 2028-02-29 |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
10,000 | $0 | 164,086 (Direct) |
View |
2024-09-10 Exercise |
2024-09-12 11:35 am |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Director |
10,000 | $33.87 | 164,086 (Direct) |
View |
2024-06-12 Exercise |
2024-06-14 4:21 pm |
N/A N/A |
908 Devices Inc. | MASS | Hunt Anthony Director |
7,777 | $0 | 44,023 (Direct) |
View |
2024-06-13 Option Award |
2024-06-14 4:21 pm |
N/A N/A |
908 Devices Inc. | MASS | Hunt Anthony Director |
27,360 | $0 | 44,023 (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 |
2024-03-08 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 |
2024-03-08 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 |
2024-03-07 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 |
2024-03-04 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 |
2024-03-05 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 Exercise |
2024-03-05 6:05 pm |
N/A N/A |
908 Devices Inc. | MASS | Hunt Anthony Director |
2,057 | $0 | 10,944 (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 |
2024-02-27 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 |
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 |
2023-06-14 Exercise |
2023-06-16 5:52 pm |
N/A N/A |
908 Devices Inc. | MASS | Hunt Anthony Director |
4,771 | $0 | 26,682 (Direct) |
View |
2023-06-15 Option Award |
2023-06-16 5:52 pm |
N/A N/A |
908 Devices Inc. | MASS | Hunt Anthony Director |
19,853 | $0 | 26,682 (Direct) |
View |
2023-03-02 Exercise |
2023-03-07 4:20 pm |
N/A N/A |
908 Devices Inc. | MASS | Hunt Anthony Director |
2,058 | $0 | 6,173 (Direct) |
View |
2023-03-03 Tax Withholding |
2023-03-06 5:23 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
8,244 | $188 | 215,387 (Direct) |
View |
2023-03-02 Option Award |
2023-03-06 5:23 pm |
N/A 2033-03-02 |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
58,057 | $0 | 215,387 (Direct) |
View |
2023-03-02 Tax Withholding |
2023-03-02 7:47 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
6,670 | $176.37 | 165,574 (Direct) |
View |
2023-02-28 Tax Withholding |
2023-03-02 7:47 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
2,748 | $173.28 | 165,574 (Direct) |
View |
2023-02-28 Tax Withholding |
2023-02-28 7:53 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
3,273 | $173.44 | 174,992 (Direct) |
View |
2022-11-11 Exercise |
2022-11-14 5:43 pm |
N/A 2028-02-29 |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
25,000 | $0 | 212,511 (Direct) |
View |
2022-11-11 Exercise |
2022-11-14 5:43 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
25,000 | $33.87 | 212,511 (Direct) |
View |
2022-09-08 Exercise |
2022-09-09 4:14 pm |
N/A 2028-02-29 |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
10,000 | $0 | 237,511 (Direct) |
View |
2022-09-08 Exercise |
2022-09-09 4:14 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
10,000 | $33.87 | 237,511 (Direct) |
View |
2022-07-21 Exercise |
2022-07-22 4:25 pm |
N/A 2028-02-29 |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
20,154 | $0 | 263,913 (Direct) |
View |
2022-07-21 Exercise |
2022-07-22 4:25 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
15,154 | $32.4 | 263,913 (Direct) |
View |
2022-07-21 Exercise |
2022-07-22 4:25 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
5,000 | $33.87 | 263,913 (Direct) |
View |
2022-06-16 Option Award |
2022-06-17 4:18 pm |
N/A N/A |
908 Devices Inc. | MASS | Hunt Anthony Director |
12,741 | $0 | 12,741 (Direct) |
View |
2022-03-02 Option Award |
2022-03-04 4:19 pm |
N/A 2032-03-02 |
908 Devices Inc. | MASS | Hunt Anthony Director |
16,535 | $0 | 16,535 (Direct) |
View |
2022-03-01 Tax Withholding |
2022-03-03 3:52 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
7,292 | $194.06 | 199,315 (Direct) |
View |
2022-02-27 Tax Withholding |
2022-03-02 7:49 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
19,292 | $196.7 | 206,607 (Direct) |
View |
2022-02-28 Option Award |
2022-03-02 7:49 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
30,074 | $0 | 206,607 (Direct) |
View |
2022-02-24 Tax Withholding |
2022-02-28 8:04 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
1,170 | $189.21 | 216,132 (Direct) |
View |
2022-02-24 Option Award |
2022-02-28 8:04 pm |
N/A 2032-02-24 |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
36,162 | $0 | 216,132 (Direct) |
View |
2021-11-18 Exercise |
2021-11-19 4:45 pm |
N/A 2027-02-23 |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
10,000 | $0 | 197,294 (Direct) |
View |
2021-11-18 Exercise |
2021-11-19 4:45 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
10,000 | $32.4 | 197,294 (Direct) |
View |
2021-09-09 Exercise |
2021-09-13 6:24 pm |
N/A 2027-02-23 |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
25,000 | $0 | 214,649 (Direct) |
View |
2021-09-09 Exercise |
2021-09-13 6:24 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
25,000 | $32.4 | 214,649 (Direct) |
View |
2021-08-17 Gift |
2021-08-18 4:16 pm |
N/A N/A |
REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer |
1,000 | $0 | 189,495 (Direct) |
View |