# PRIME MEDICINE INC (PRME)

> Institutional ownership reported to the SEC as of Q3 2026, from Form 13F filings. Source: https://holderbook.com/stocks/PRME/

- Reporting holders: 2
- Reported value: $506.0K
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [Green Alpha Advisors, LLC](https://holderbook.com/funds/1439207-green-alpha-advisors-llc/) | $503.6K | 164,854 | 0.3% | 8 |
| [GAMMA Investing LLC](https://holderbook.com/funds/2010235-gamma-investing-llc/) | $2.3K | 761 | 0.0% | 4 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q3 2026 | 2 | $506.0K |
| Q2 2026 | 192 | $439.1M |
| Q1 2026 | 190 | $349.5M |
| Q4 2025 | 186 | $348.0M |
| Q3 2025 | 168 | $528.2M |
| Q2 2025 | 122 | $147.7M |
| Q1 2025 | 125 | $117.2M |
| Q4 2024 | 131 | $183.6M |
| Q3 2024 | 115 | $268.5M |
| Q2 2024 | 120 | $355.2M |
| Q1 2024 | 114 | $470.5M |
| Q4 2023 | 106 | $434.7M |