List of insiders holdings for Prime Medicine Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- 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
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- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time |
Shares Owned Directly Indirectly |
Total Shares Owned |
Filing |
| 1 | Liu David R. 10% Owner |
2025-07-01 16:03:52 | 20,240,945 0 |
20,240,945 | Form 4 |
| 2 | ARCH Venture Partners XII LLC ARCH Venture Partners XII L.P. ARCH Venture Fund XII L.P. 10% Owner |
2024-11-22 17:32:53 | 15,511,736 0 |
15,511,736 | Form 13D |
| 3 | ARCH Venture Partners X LLC ARCH Venture Partners X L.P. ARCH Venture Partners X Overage L.P. ARCH Venture Fund X L.P. ARCH Venture Fund X Overage L.P. CRANDELL KEITH Burow Kristina GILLIS STEVEN 10% Owner |
2024-02-20 17:37:44 | 0 15,456,594 |
15,456,594 | Form 4 |
| 4 | GV 2019 GP L.L.C. GV 2019 GP L.P. GV 2019 L.P. GV 2021 GP L.L.C. GV 2021 GP L.P. GV 2021 L.P. Alphabet Inc. 10% Owner |
2024-02-29 16:15:19 | 15,062,498 0 |
15,062,498 | Form 13G |
| 5 | FMR LLC See Remark 1 |
2024-11-12 10:34:15 | 7,726,649 0 |
7,726,649 | Form 13G |
| 6 | GV 2023 GP L.L.C. GV 2023 GP L.P. GV 2023 L.P. Alphabet Inc. Member of 10% Group |
2024-02-29 16:21:24 | 0 3,200,000 |
3,200,000 | Form 3 |
| 7 | Gottesdiener Keith Michael See Remarks |
2025-05-12 16:50:03 | 300,000 0 |
300,000 | Form 4 |
| 8 | Duffield Jeremy Chief Scientific Officer |
2025-03-03 20:15:39 | 275,000 0 |
275,000 | Form 4 |
| 9 | Reine Allan Chief Executive Officer |
2025-05-22 16:18:34 | 125,000 0 |
125,000 | Form 4 |
| 10 | LEE ANN L. Chief Technical Officer |
2025-05-22 16:21:22 | 100,000 0 |
100,000 | Form 4 |
| 11 | Goldwasser Meredith SVP, Strategy & Corporate Ops. |
2025-03-03 20:16:55 | 90,500 0 |
90,500 | Form 4 |
| 12 | Alenson Carman See Remarks |
2025-03-03 20:18:26 | 90,500 0 |
90,500 | Form 4 |
| 13 | Cahill Thomas Director |
2025-06-05 18:11:37 | 55,000 0 |
55,000 | Form 4 |
| 14 | Chung Wendy Director |
2025-06-05 18:13:04 | 55,000 0 |
55,000 | Form 4 |
| 15 | Foster-Cheek Kaye I Director |
2025-06-05 18:13:13 | 55,000 0 |
55,000 | Form 4 |
| 16 | Kelly Michael Aaron Director |
2025-06-05 18:13:22 | 55,000 0 |
55,000 | Form 4 |
| 17 | NELSEN ROBERT Director 10% Owner |
2025-06-05 18:13:40 | 55,000 0 |
55,000 | Form 4 |
| 18 | Marrazzo Jeffrey D Director |
2025-06-05 18:13:50 | 55,000 0 |
55,000 | Form 4 |
| 19 | Schenkein David P Director |
2025-06-05 18:14:03 | 55,000 0 |
55,000 | Form 4 |
| 20 | Brudnick Richard Chief Business Officer |
2025-05-22 16:22:45 | 20,000 0 |
20,000 | Form 4 |