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, Q3 2024
Institutional positions in Prime Medicine, Inc. as of Sep 30, 2024. 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
- 116
- −3 vs. Q2 2024
- Shares held
- 68.7M
- +5.01M (+7.9%) vs. Q2 2024
- Total value
- $265.9M
- −$61.5M (−18.8%) vs. Q2 2024
- New holders
- 15
- 38 more added
- Sold out
- 18
- 33 more reduced
3 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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, Q3 2024
Shares, value and share of portfolio for each institution holding Prime Medicine, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Baker Bros. Advisors LP | 1,028,466 | $3.98M | 0.04% | 00.0% | Unchanged |
| Vestal Point Capital, LP | 1,070,000 | $4.14M | 0.33% | +620,000+137.8% | Added |
| State Street Corp | 1,146,949 | $4.44M | 0.00% | +43,086+3.9% | Added |
| Geode Capital Management, LLC | 1,359,979 | $5.26M | 0.00% | +63,456+4.9% | Added |
| Price T Rowe Associates Inc | 1,545,961 | $5.98M | 0.00% | 00.0% | Unchanged |
| MWG Management Limited | 1,792,210 | $6.94M | 7.68% | 00.0% | Unchanged |
| Redmile Group, LLC | 2,074,350 | $8.03M | 0.47% | 00.0% | Unchanged |
| Millennium Management LLC | 2,198,240 | $8.51M | 0.01% | +867,313+65.2% | Added |
| Nikko Asset Management Americas, Inc. | 3,182,455 | $12.3M | 0.14% | −55,930−1.7% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 3,190,455 | $12.3M | 0.01% | −47,930−1.5% | Reduced |
| FMR LLC | 3,743,312 | $14.5M | 0.00% | −184,541−4.7% | Reduced |
| T. Rowe Price Investment Management, Inc. | 3,807,287 | $14.7M | 0.01% | +81,560+2.2% | Added |
| Vanguard Group Inc | 4,890,313 | $18.9M | 0.00% | −1,188,540−19.6% | Reduced |
| BlackRock, Inc. | 5,266,775 | $20.4M | 0.00% | +5,266,775 | New |
| ARK Investment Management LLCSuperinvestorARK Invest | 5,660,719 | $21.9M | 0.20% | −466,054−7.6% | Reduced |
| Alphabet Inc. | 15,062,498 | $58.3M | 3.16% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 0 | $0 | 0.00% | −103,190−100.0% | Sold out |
| Thrivent Financial for Lutherans | 0 | $0 | 0.00% | −62,093−100.0% | Sold out |
| Royce & Associates LP | 0 | $0 | 0.00% | −60,999−100.0% | Sold out |
| PDT Partners, LLC | 0 | $0 | 0.00% | −49,325−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −42,741−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −37,646−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −34,268−100.0% | Sold out |
| Susquehanna Portfolio Strategies, LLC | 0 | $0 | 0.00% | −29,247−100.0% | Sold out |
| Cornercap Investment Counsel Inc | 0 | $0 | 0.00% | −28,923−100.0% | Sold out |
| Green Alpha Advisors, LLC | 0 | $0 | 0.00% | −26,245−100.0% | Sold out |
| Alpine Global Management, LLC | 0 | $0 | 0.00% | −17,373−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −12,187−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −12,101−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| ORG Partners LLC | 0 | $0 | 0.00% | −5,270−100.0% | Sold out |
| nVerses Capital, LLC | 0 | $0 | 0.00% | −3,500−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −1,975−100.0% | Sold out |
| Avion Wealth | 0 | $0 | 0.00% | −79−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |
| Susquehanna Fundamental Investments, LLC | – | – | – | – | Not filed |
| Benjamin F. Edwards & Company, Inc. | – | – | – | – | Not filed |