Prime Medicine, Inc.
PRME- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001894562
No open-market purchases or sales by Prime Medicine, Inc. insiders were filed in the last 90 days; 187 institutions reported holding it in 13F filings for Q2 2026, worth $393.5M in total; ARK Invest is the only superinvestor holding it.
13F holders, Q4 2023
Institutional positions in Prime Medicine, Inc. as of Dec 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 105
- +22 vs. Q3 2023
- Shares held
- 48.7M
- −826.1K (−1.7%) vs. Q3 2023
- Total value
- $431.4M
- −$40.8M (−8.6%) vs. Q3 2023
- New holders
- 34
- 26 more added
- Sold out
- 12
- 27 more reduced
Compare with Q3 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PRME on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 187 | $393.5M |
| Q1 2026 | 192 | $342.6M |
| Q4 2025 | 183 | $336.5M |
| Q3 2025 | 167 | $511.5M |
| Q2 2025 | 121 | $145.0M |
| Q1 2025 | 125 | $120.4M |
| Q4 2024 | 132 | $188.0M |
| Q3 2024 | 116 | $265.9M |
| Q2 2024 | 122 | $354.0M |
| Q1 2024 | 115 | $466.6M |
| Q4 2023 | 105 | $431.4M |
| Q3 2023 | 83 | $472.3M |
| Q2 2023 | 79 | $675.7M |
| Q1 2023 | 76 | $512.1M |
| Q4 2022 | 66 | $767.8M |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2023
Shares, value and share of portfolio for each institution holding Prime Medicine, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Glassman Wealth Services | 103 | $913 | 0.00% | +103 | New |
| GAMMA Investing LLC | 118 | $749 | 0.00% | +118 | New |
| Nisa Investment Advisors, LLC | 24 | $213 | 0.00% | +4+20.0% | Added |
| Covestor Ltd | 15 | $0 | 0.00% | +7+87.5% | Added |
| CWM, LLC | 46 | $0 | 0.00% | +46 | New |
| EcoR1 Capital, LLC | 0 | $0 | 0.00% | −600,000−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −446,733−100.0% | Sold out |
| Rafferty Asset Management, LLC | 0 | $0 | 0.00% | −128,876−100.0% | Sold out |
| Janus Henderson Group PLC | 0 | $0 | 0.00% | −120,946−100.0% | Sold out |
| Profund Advisors LLC | 0 | $0 | 0.00% | −21,995−100.0% | Sold out |
| Penserra Capital Management LLC | 0 | $0 | 0.00% | −18,468−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −12,466−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −6,524−100.0% | Sold out |
| Allspring Global Investments Holdings, LLC | 0 | $0 | 0.00% | −3,067−100.0% | Sold out |
| US Bancorp | 0 | $0 | 0.00% | −346−100.0% | Sold out |
| Grove Bank & Trust | 0 | $0 | 0.00% | −77−100.0% | Sold out |
| Massmutual Trust Co FSB | 0 | $0 | 0.00% | −25−100.0% | Sold out |