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 |
2023-06-13 Sale |
2023-06-15 4:22 pm |
Prime Medicine Inc. | PRME | 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 |
57,060 | $15 | $855,787 | 1,819,500 (Indirect) |
View |
2023-06-09 Sale |
2023-06-13 4:20 pm |
Prime Medicine Inc. | PRME | 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 |
31,703 | $14.73 | $467,135 | 1,794,143 (Indirect) |
View |
2023-06-07 Sale |
2023-06-09 4:24 pm |
Prime Medicine Inc. | PRME | 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 |
20,000 | $16.63 | $332,557 | 1,782,440 (Indirect) |
View |
2023-06-05 Sale |
2023-06-07 4:17 pm |
Prime Medicine Inc. | PRME | 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 |
52,409 | $16.88 | $884,777 | 1,814,849 (Indirect) |
View |
2023-05-31 Sale |
2023-06-02 4:17 pm |
Prime Medicine Inc. | PRME | 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 |
61,856 | $14.17 | $876,198 | 1,824,296 (Indirect) |
View |
2023-05-26 Sale |
2023-05-31 4:15 pm |
Prime Medicine Inc. | PRME | 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 |
29,407 | $13.7 | $402,844 | 1,791,847 (Indirect) |
View |
2023-05-24 Sale |
2023-05-26 4:17 pm |
Prime Medicine Inc. | PRME | 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 |
31,061 | $13.45 | $417,893 | 1,793,501 (Indirect) |
View |
2023-05-22 Sale |
2023-05-24 5:07 pm |
Prime Medicine Inc. | PRME | 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 |
131,861 | $14.33 | $1,889,739 | 1,894,301 (Indirect) |
View |
2023-05-18 Sale |
2023-05-22 4:21 pm |
Prime Medicine Inc. | PRME | 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 |
90,310 | $13.62 | $1,230,338 | 1,839,674 (Indirect) |
View |
2023-05-16 Sale |
2023-05-18 4:16 pm |
Prime Medicine Inc. | PRME | 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 |
65,649 | $12.63 | $829,275 | 12,497,764 (Indirect) |
View |
2023-05-12 Sale |
2023-05-16 4:16 pm |
Prime Medicine Inc. | PRME | 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 |
185,242 | $12.74 | $2,359,309 | 12,563,413 (Indirect) |
View |
2023-05-10 Sale |
2023-05-12 4:16 pm |
Prime Medicine Inc. | PRME | 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 |
114,023 | $13.82 | $1,575,337 | 12,748,655 (Indirect) |
View |
2023-05-08 Sale |
2023-05-10 4:17 pm |
Prime Medicine Inc. | PRME | 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 |
422,010 | $14.09 | $5,946,340 | 12,862,678 (Indirect) |
View |
2022-10-24 Purchase |
2022-10-26 8:02 pm |
Prime Medicine Inc. | PRME | 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 |
800,000 | $17 | $13,600,000 | 11,522,248 (Indirect) |
View |
2022-10-24 Purchase |
2022-10-26 8:01 pm |
Prime Medicine Inc. | PRME | 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 |
800,000 | $17 | $13,600,000 | 6,128,297 (Indirect) |
View |
2022-10-24 Purchase |
2022-10-26 8:01 pm |
Prime Medicine Inc. | PRME | NELSEN ROBERT Director 10% Owner |
800,000 | $17 | $13,600,000 | 16,080 (Indirect) |
View |
2022-10-24 Purchase |
2022-10-26 8:00 pm |
Prime Medicine Inc. | PRME | Cahill Thomas Director |
400,000 | $17 | $6,800,000 | 5,305,679 (Indirect) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2023-06-14 Option Award |
2023-06-16 5:51 pm |
N/A 2033-06-14 |
Prime Medicine Inc. | PRME | Cahill Thomas Director |
39,062 | $0 | 39,062 (Direct) |
View |
2023-06-14 Option Award |
2023-06-16 5:50 pm |
N/A 2033-06-14 |
Prime Medicine Inc. | PRME | Schenkein David P Director |
39,062 | $0 | 39,062 (Direct) |
View |
2023-06-14 Option Award |
2023-06-16 5:49 pm |
N/A 2033-06-14 |
Prime Medicine Inc. | PRME | Foster-Cheek Kaye I Director |
39,062 | $0 | 39,062 (Direct) |
View |
2023-06-14 Option Award |
2023-06-16 5:49 pm |
N/A 2033-06-14 |
Prime Medicine Inc. | PRME | NELSEN ROBERT Director 10% Owner |
39,062 | $0 | 39,062 (Direct) |
View |
2023-06-14 Option Award |
2023-06-16 5:48 pm |
N/A 2033-06-14 |
Prime Medicine Inc. | PRME | Kelly Michael Aaron Director |
39,062 | $0 | 39,062 (Direct) |
View |
2023-06-14 Option Award |
2023-06-16 5:47 pm |
N/A 2033-06-14 |
Prime Medicine Inc. | PRME | Chung Wendy Director |
39,062 | $0 | 39,062 (Direct) |
View |
2023-06-13 Other |
2023-06-15 4:22 pm |
N/A N/A |
Prime Medicine Inc. | PRME | 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 |
57,060 | $0 | 1,819,500 (Indirect) |
View |
2023-06-09 Other |
2023-06-13 4:20 pm |
N/A N/A |
Prime Medicine Inc. | PRME | 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 |
31,703 | $0 | 1,794,143 (Indirect) |
View |
2023-06-07 Other |
2023-06-09 4:24 pm |
N/A N/A |
Prime Medicine Inc. | PRME | 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 |
20,000 | $0 | 1,782,440 (Indirect) |
View |
2023-06-05 Other |
2023-06-07 4:17 pm |
N/A N/A |
Prime Medicine Inc. | PRME | 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 |
52,409 | $0 | 1,814,849 (Indirect) |
View |
2023-05-31 Other |
2023-06-02 4:17 pm |
N/A N/A |
Prime Medicine Inc. | PRME | 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 |
61,856 | $0 | 1,824,296 (Indirect) |
View |
2023-05-26 Other |
2023-05-31 4:15 pm |
N/A N/A |
Prime Medicine Inc. | PRME | 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 |
29,407 | $0 | 1,791,847 (Indirect) |
View |
2023-05-24 Other |
2023-05-26 4:17 pm |
N/A N/A |
Prime Medicine Inc. | PRME | 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 |
31,061 | $0 | 1,793,501 (Indirect) |
View |
2023-05-22 Other |
2023-05-24 5:07 pm |
N/A N/A |
Prime Medicine Inc. | PRME | 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 |
131,861 | $0 | 1,894,301 (Indirect) |
View |
2023-05-18 Other |
2023-05-22 4:21 pm |
N/A N/A |
Prime Medicine Inc. | PRME | 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 |
77,234 | $0 | 1,839,674 (Indirect) |
View |
2023-05-10 Option Award |
2023-05-12 4:30 pm |
N/A 2033-05-10 |
Prime Medicine Inc. | PRME | Marrazzo Jeffrey D Director |
92,000 | $0 | 92,000 (Direct) |
View |
2023-04-18 Option Award |
2023-04-20 4:28 pm |
N/A 2033-04-18 |
Prime Medicine Inc. | PRME | Alenson Carman See Remarks |
6,254 | $0 | 6,254 (Direct) |
View |
2023-04-18 Option Award |
2023-04-20 4:25 pm |
N/A 2033-04-18 |
Prime Medicine Inc. | PRME | Goldwasser Meredith SVP, Strategy & Corporate Ops. |
4,690 | $0 | 4,690 (Direct) |
View |
2023-03-31 Option Award |
2023-04-04 8:23 pm |
N/A 2033-03-31 |
Prime Medicine Inc. | PRME | Goldwasser Meredith SVP, Strategy & Corporate Ops. |
90,498 | $0 | 90,498 (Direct) |
View |
2023-03-31 Option Award |
2023-04-04 8:23 pm |
N/A 2033-03-31 |
Prime Medicine Inc. | PRME | Duffield Jeremy Chief Scientific Officer |
180,995 | $0 | 180,995 (Direct) |
View |
2023-03-31 Option Award |
2023-04-04 8:22 pm |
N/A 2033-03-31 |
Prime Medicine Inc. | PRME | Brudnick Richard Chief Business Officer |
135,747 | $0 | 135,747 (Direct) |
View |
2023-03-31 Option Award |
2023-04-04 8:22 pm |
N/A 2033-03-31 |
Prime Medicine Inc. | PRME | Gottesdiener Keith Michael See Remarks |
497,738 | $0 | 497,738 (Direct) |
View |
2023-03-31 Option Award |
2023-04-04 8:22 pm |
N/A 2033-03-31 |
Prime Medicine Inc. | PRME | LEE ANN L. Chief Technical Officer |
180,995 | $0 | 180,995 (Direct) |
View |
2023-03-31 Option Award |
2023-04-04 8:22 pm |
N/A 2033-03-31 |
Prime Medicine Inc. | PRME | Alenson Carman See Remarks |
90,498 | $0 | 90,498 (Direct) |
View |
2022-10-24 Conversion |
2022-10-26 8:02 pm |
N/A N/A |
Prime Medicine Inc. | PRME | 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 |
51,297,095 | $0 | 11,522,248 (Indirect) |
View |
2022-10-24 Conversion |
2022-10-26 8:01 pm |
N/A N/A |
Prime Medicine Inc. | PRME | 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 |
41,344,576 | $0 | 6,128,297 (Indirect) |
View |
2022-10-24 Conversion |
2022-10-26 8:01 pm |
N/A N/A |
Prime Medicine Inc. | PRME | NELSEN ROBERT Director 10% Owner |
41,410,655 | $0 | 16,080 (Indirect) |
View |
2022-10-24 Conversion |
2022-10-26 8:00 pm |
N/A N/A |
Prime Medicine Inc. | PRME | Liu David R. 10% Owner |
1,321,666 | $0 | 21,156,945 (Direct) |
View |
2022-10-24 Conversion |
2022-10-26 8:00 pm |
N/A N/A |
Prime Medicine Inc. | PRME | Cahill Thomas Director |
20,156,459 | $0 | 5,305,679 (Indirect) |
View |
2022-10-24 Conversion |
2022-10-26 12:23 pm |
N/A N/A |
Prime Medicine Inc. | PRME | FMR LLC See Remark 1 |
8,462,946 | $0 | 4,228,589 (Indirect) |
View |
Ownership(A) |
2022-10-24 4:40 pm |
N/A N/A |
Prime Medicine Inc. | PRME | NELSEN ROBERT Director 10% Owner |
0 | $0 | 16,080 (Indirect) |
View |
2022-10-19 Option Award |
2022-10-21 4:31 pm |
N/A 2032-10-19 |
Prime Medicine Inc. | PRME | Chung Wendy Director |
9,006 | $0 | 9,006 (Direct) |
View |
2022-10-19 Option Award |
2022-10-21 4:31 pm |
N/A 2032-10-19 |
Prime Medicine Inc. | PRME | Foster-Cheek Kaye I Director |
9,006 | $0 | 9,006 (Direct) |
View |
2022-10-19 Option Award |
2022-10-21 4:30 pm |
N/A 2032-10-19 |
Prime Medicine Inc. | PRME | Kelly Michael Aaron Director |
9,006 | $0 | 9,006 (Direct) |
View |
Ownership |
2022-10-19 8:24 pm |
N/A N/A |
Prime Medicine Inc. | PRME | FMR LLC See Remark 1 10% Owner |
0 | $0 | 8,462,946 (Indirect) |
View |