PRME · Prime Medicine Inc. Common Stock
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| David R. Liu 10% Owner | ▲ Buy | Open Market | 20,240,945 Shares held | 6/30/2025 | View profile |
| Robert Nelsen Director | ▲ Buy | Open Market | 6,230,300 Shares held | 8/1/2025 | View profile |
| ARCH Venture Partners XII, LLC 10% Owner | ▲ Buy | Open Market | 6,230,300 Shares held | 8/1/2025 | View profile |
| ARCH Venture Partners X, LLC 10% Owner | ▲ Buy | Open Market | 6,230,300 Shares held | 8/1/2025 | View profile |
| Cahill Thomas Director | ▲ Buy | Open Market | 5,305,679 Shares held | 10/24/2022 | View profile |
| FMR LLC | ▼ Sell | Other | 4,228,589 Shares held | 10/24/2022 | View profile |
| GV 2021 GP, L.L.C. | ▲ Buy | Open Market | 3,262,440 Shares held | 8/1/2025 | View profile |
| Gottesdiener Keith Michael See Remarks | ▼ Sell | Gift | 682,259 Shares held | 10/8/2024 | View profile |
| Allan Reine Chief Executive Officer | ▲ Buy | Open Market | 125,000 Shares held | 5/21/2025 | View profile |
| Ann L. Lee Chief Technical Officer | ▲ Buy | Open Market | 100,000 Shares held | 5/21/2025 | View profile |
| Richard Brudnick Chief Business Officer | ▲ Buy | Open Market | 20,000 Shares held | 5/20/2025 | View profile |
Transaction History
| GV 2021 GP, L.L.C. | ▲ Buy | Open Market | 1,500,000 | $5.0M | 8/1/2025 |
| Robert Nelsen | ▲ Buy | Open Market | 3,030,300 | $10.0M | 8/1/2025 |
| ARCH Venture Partners XII, LLC | ▲ Buy | Open Market | 3,030,300 | $10.0M | 8/1/2025 |
| ARCH Venture Partners X, LLC | ▲ Buy | Open Market | 3,030,300 | $10.0M | 8/1/2025 |
| David R. Liu | ▲ Buy | Open Market | 21,000 | $53K | 6/30/2025 |
| David R. Liu | ▲ Buy | Open Market | 21,000 | $45K | 6/23/2025 |
| David R. Liu | ▲ Buy | Open Market | 21,000 | $31K | 6/16/2025 |
| David R. Liu | ▲ Buy | Open Market | 21,000 | $34K | 6/11/2025 |
| Ann L. Lee | ▲ Buy | Open Market | 100,000 | $113K | 5/21/2025 |
| Allan Reine | ▲ Buy | Open Market | 125,000 | $147K | 5/21/2025 |
| Richard Brudnick | ▲ Buy | Open Market | 20,000 | $24K | 5/20/2025 |
| Gottesdiener Keith Michael | ▼ Sell | Gift | 226,925 | $0 | 10/8/2024 |
| Gottesdiener Keith Michael | ▼ Sell | Gift | 226,925 | $0 | 10/8/2024 |
| Gottesdiener Keith Michael | ▼ Sell | Gift | 250,000 | $0 | 6/5/2024 |
| Gottesdiener Keith Michael | ▼ Sell | Gift | 250,000 | $0 | 6/5/2024 |
| Robert Nelsen | ▲ Buy | Open Market | 3,200,000 | $20.0M | 2/15/2024 |
| ARCH Venture Partners XII, LLC | ▲ Buy | Open Market | 3,200,000 | $20.0M | 2/15/2024 |
| ARCH Venture Partners X, LLC | ▲ Buy | Open Market | 3,200,000 | $20.0M | 2/15/2024 |
| Gottesdiener Keith Michael | ▼ Sell | Gift | 7,500 | $0 | 11/11/2023 |
| Gottesdiener Keith Michael | ▼ Sell | Gift | 5,000 | $0 | 11/11/2023 |
| David R. Liu | ▼ Sell | Gift | 1,000,000 | $0 | 7/21/2023 |
| ARCH Venture Partners X, LLC | ▼ Sell | Other | 5,728,297 | — | 10/24/2022 |
| ARCH Venture Partners X, LLC | ▼ Sell | Other | 5,728,297 | — | 10/24/2022 |
| ARCH Venture Partners X, LLC | ▲ Buy | Open Market | 400,000 | $6.8M | 10/24/2022 |
| ARCH Venture Partners X, LLC | ▲ Buy | Open Market | 400,000 | $6.8M | 10/24/2022 |
| Robert Nelsen | ▼ Sell | Other | 5,728,297 | — | 10/24/2022 |
| Robert Nelsen | ▼ Sell | Other | 5,728,297 | — | 10/24/2022 |
| Robert Nelsen | ▲ Buy | Open Market | 400,000 | $6.8M | 10/24/2022 |
| Robert Nelsen | ▲ Buy | Open Market | 400,000 | $6.8M | 10/24/2022 |
| Robert Nelsen | ▼ Sell | Other | 16,080 | — | 10/24/2022 |
| David R. Liu | ▼ Sell | Other | 321,665 | — | 10/24/2022 |
| Cahill Thomas | ▼ Sell | Other | 4,905,679 | — | 10/24/2022 |
| Cahill Thomas | ▲ Buy | Open Market | 400,000 | $6.8M | 10/24/2022 |
| FMR LLC | ▼ Sell | Other | 4,124,375 | — | 10/24/2022 |
| FMR LLC | ▼ Sell | Other | 98,967 | — | 10/24/2022 |
| FMR LLC | ▼ Sell | Other | 11,015 | — | 10/24/2022 |
| FMR LLC | ▼ Sell | Other | 3,805,080 | — | 10/24/2022 |
| FMR LLC | ▼ Sell | Other | 423,509 | — | 10/24/2022 |