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 |
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 |
2021-03-12 Sale | 2021-03-12 7:34 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 9,102 | $190.38 | $1,732,847 | 212,762 (Direct) | View |
2021-03-04 Sale | 2021-03-08 9:51 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 21,900 | $190.19 | $4,165,091 | 221,864 (Direct) | View |
2020-11-19 Sale | 2020-11-23 7:03 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 20,000 | $185.8 | $3,716,051 | 233,327 (Direct) | View |
2020-09-10 Sale | 2020-09-14 07:43 am | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 45,351 | $148.2 | $6,721,018 | 253,327 (Direct) | View |
2020-05-21 Sale | 2020-05-26 9:27 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 46,953 | $139.77 | $6,562,409 | 283,482 (Direct) | View |
2020-03-03 Sale | 2020-03-05 5:50 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 14,490 | $89.84 | $1,301,793 | 230,241 (Direct) | View |
2020-02-25 Sale | 2020-02-27 5:39 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 15,210 | $90.41 | $1,375,074 | 287,305 (Direct) | View |
2019-09-19 Sale | 2019-09-23 6:02 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 3,600 | $82.89 | $298,390 | 237,540 (Direct) | View |
2019-09-09 Sale | 2019-09-11 4:58 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 12,094 | $82.4 | $996,521 | 203,013 (Direct) | View |
2019-03-18 Sale | 2019-03-20 08:20 am | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 14,550 | $59.63 | $867,633 | 215,107 (Direct) | View |
2019-03-05 Sale | 2019-03-05 5:35 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 13,000 | $58.5 | $760,500 | 229,657 (Direct) | View |
2019-02-28 Sale | 2019-03-04 6:52 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 7,475 | $59.01 | $441,100 | 264,308 (Direct) | View |
2018-09-10 Sale | 2018-09-12 4:15 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 27,566 | $57.71 | $1,590,809 | 265,578 (Direct) | View |
2018-05-21 Sale | 2018-05-22 5:12 pm | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 16,249 | $42.53 | $691,016 | 243,144 (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 |
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 |
2023-03-02 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 |
2023-03-03 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 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 N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 25,000 | $33.87 | 212,511 (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 |
2022-09-08 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 |
2022-09-08 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 |
2022-07-21 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 |
2022-07-21 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 |
2022-06-16 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 |
2022-02-28 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 |
2022-02-27 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 |
2022-02-24 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 |
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 |
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 |
2021-11-18 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 |
2021-09-09 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 |
2021-09-09 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 |
2021-08-17 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 |
2021-02-24 Option Award | 2021-02-26 6:04 pm | N/A 2031-02-24 | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 23,038 | $0 | 256,365 (Direct) | View |
2020-11-10 Ownership | 2021-02-10 4:01 pm | N/A N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 1,000 | $0 | 232,327 (Direct) | View |
2020-11-19 Exercise | 2020-11-23 7:03 pm | N/A 2026-02-26 | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 20,000 | $0 | 233,327 (Direct) | View |
2020-11-19 Exercise | 2020-11-23 7:03 pm | N/A N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 20,000 | $26.05 | 233,327 (Direct) | View |
2020-09-10 Exercise | 2020-09-14 07:43 am | N/A 2026-02-26 | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 45,351 | $0 | 253,327 (Direct) | View |
2020-09-10 Exercise | 2020-09-14 07:43 am | N/A N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 45,351 | $26.05 | 253,327 (Direct) | View |
2020-05-21 Exercise | 2020-05-26 9:27 pm | N/A N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 3,086 | $32.4 | 283,482 (Direct) | View |
2020-05-21 Exercise | 2020-05-26 9:27 pm | N/A N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 7,916 | $16.55 | 283,482 (Direct) | View |
2020-05-21 Exercise | 2020-05-26 9:27 pm | N/A 2024-05-05 | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 50,039 | $0 | 283,482 (Direct) | View |
2020-05-21 Exercise | 2020-05-26 9:27 pm | N/A N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 39,037 | $24.98 | 283,482 (Direct) | View |
2020-02-27 Option Award | 2020-03-02 7:37 pm | N/A 2030-02-27 | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 36,711 | $0 | 262,859 (Direct) | View |
2020-02-25 Exercise | 2020-02-27 5:39 pm | N/A N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 11,735 | $32.4 | 287,305 (Direct) | View |
2020-02-25 Exercise | 2020-02-27 5:39 pm | N/A N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 10,210 | $16.55 | 287,305 (Direct) | View |
2020-02-25 Exercise | 2020-02-27 5:39 pm | N/A 2027-02-23 | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 21,945 | $0 | 287,305 (Direct) | View |
2019-09-19 Exercise | 2019-09-23 6:02 pm | N/A N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 20,000 | $16.55 | 237,540 (Direct) | View |
2019-09-19 Exercise | 2019-09-23 6:02 pm | N/A 2024-05-05 | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 20,000 | $0 | 237,540 (Direct) | View |
2019-02-28 Option Award(A) | 2019-06-11 6:59 pm | N/A 2019-02-28 | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 21,756 | $0 | 21,756 (Direct) | View |
2019-02-28 Option Award | 2019-03-04 6:52 pm | N/A 2029-02-28 | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 44,332 | $0 | 264,308 (Direct) | View |
2018-09-10 Exercise | 2018-09-12 4:15 pm | N/A N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 11,873 | $16.55 | 265,578 (Direct) | View |
2018-09-10 Exercise | 2018-09-12 4:15 pm | N/A 2024-05-05 | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 11,873 | $0 | 265,578 (Direct) | View |
2018-05-09 Tax Withholding | 2018-05-11 10:30 am | N/A N/A | REPLIGEN CORP | RGEN | Hunt Anthony Chief Executive Officer | 1,400 | $40.7 | 259,393 (Direct) | View |