CIK 0001894562 · <br>Emerging growth company
Prime Medicine, Inc.
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- PRME
- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- Phone
- 617-465-0013
- Business address
- 60 FIRST ST., CAMBRIDGE, MA, 02141
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-08-01 | Alenson Carman See Remarks | Grant or award · Stock Option (right to buy) | +16,083 | 16,083 | ||
| 2025-08-01 | Alenson Carman See Remarks | Returned to the company · Stock Option (right to buy) | −90,498 | 0 | ||
| 2025-08-01 | Alenson Carman See Remarks | Grant or award · Stock Option (right to buy) | +90,498 | 90,498 | ||
| 2025-08-01 | Alenson Carman See Remarks | Returned to the company · Stock Option (right to buy) | −6,254 | 0 | ||
| 2025-08-01 | Alenson Carman See Remarks | Grant or award · Stock Option (right to buy) | +6,254 | 6,254 | ||
| 2025-08-01 | Alenson Carman See Remarks | Returned to the company · Stock Option (right to buy) | −90,498 | 0 | ||
| 2025-08-01 | Alenson Carman See Remarks | Grant or award · Stock Option (right to buy) | +90,498 | 90,498 | ||
| 2025-08-01 | GV 2021 GP, L.L.C. 10% owner | Purchase | +1,500,000 | $3.30 | $5.0M | 3,262,440 |
| 2025-08-01 | NELSEN ROBERT Director | Purchase | +3,030,300 | $3.30 | $10.0M | 6,230,300 |
| 2025-08-01 | ARCH Venture Partners XII, LLC 10% owner | Purchase | +3,030,300 | $3.30 | $10.0M | 6,230,300 |
| 2025-08-01 | ARCH Venture Partners X, LLC 10% owner | Purchase | +3,030,300 | $3.30 | $10.0M | 6,230,300 |
| 2025-06-30 | Liu David R. 10% owner | Purchase 10b5-1 | +21,000 | $2.52 | $53K | 20,240,945 |
| 2025-06-23 | Liu David R. 10% owner | Purchase 10b5-1 | +21,000 | $2.16 | $45K | 20,219,945 |
| 2025-06-16 | Liu David R. 10% owner | Purchase 10b5-1 | +21,000 | $1.49 | $31K | 20,198,945 |
| 2025-06-11 | Liu David R. 10% owner | Purchase 10b5-1 | +21,000 | $1.60 | $34K | 20,177,945 |
| 2025-06-04 | Schenkein David P Director | Grant or award · Stock Option (right to buy) | +55,000 | 55,000 | ||
| 2025-06-04 | Marrazzo Jeffrey D Director | Grant or award · Stock Option (right to buy) | +55,000 | 55,000 | ||
| 2025-06-04 | NELSEN ROBERT Director | Grant or award · Stock Option (right to buy) | +55,000 | 55,000 | ||
| 2025-06-04 | Kelly Michael Aaron Director | Grant or award · Stock Option (right to buy) | +55,000 | 55,000 | ||
| 2025-06-04 | Foster-Cheek Kaye I Director | Grant or award · Stock Option (right to buy) | +55,000 | 55,000 |
Page 4 of 13 · 241 trades