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Of the 11 tracked institutions holding PRME, 4 have a 3-year clone track record — 4 of them beat the S&P. Average holder's clone alpha: +6.2pt. It's a gauge of who owns the name, not just how many.
Among the 11 tracked institutional investors we monitor, PRME (PRIME MEDICINE INC) is held with a combined value of $109.18M across 31,390,999 shares. The largest holder is BlackRock, Inc. with a position worth $29.59M. Magnetar Financial LLC opened a new position in the most recent quarter. 8 funds increased their holdings. 2 funds reduced their position.
Total Institutional Value
$109.18M
Total Shares Held
31,390,999
Institutional Holders
11
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $29.59M | 0.00% | +2.8% |
| 2 | VANGUARD GROUP INC | $22.44M | 0.00% | +31.4% |
| 3 | STATE STREET CORP | $22.08M | 0.00% | +24.5% |
| 4 | ARK Investment Management LLC | $21.74M | 0.17% | +16.4% |
| 5 | FMR LLC | $6.16M | 0.00% | -18.7% |
| 6 | RENAISSANCE TECHNOLOGIES LLC | $2.58M | 0.00% | -35.5% |
| 7 | AQR CAPITAL MANAGEMENT LLC | $1.93M | 0.00% | +33.5% |
| 8 | CITADEL ADVISORS LLC | $1.17M | 0.00% | +198.0% |
| 9 | WELLINGTON MANAGEMENT GROUP LLP | $967.86K | 0.00% | +12.0% |
| 10 | PRICE T ROWE ASSOCIATES INC /MD/ | $466.00K | 0.00% | +27.9% |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of PRME with a position worth $29.59M, representing 0.00% of their portfolio. In total, 11 institutional investors hold PRME with a combined value of $109.18M.
In the most recent quarter, 1 fund opened a new position in PRME. Additionally, 8 increased their holdings and 2 reduced their positions.
Institutional investors hold $109.18M worth of PRME stock across 11 positions. The largest institutional holder is BlackRock, Inc. with $29.59M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For PRME, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their PRME positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$2.95
2026-07-24
YTD
-16.4%
6% of 52-week range
