Loading...
Loading...
Of the 14 tracked institutions holding DYN, 7 have a 3-year clone track record — 7 of them beat the S&P. Average holder's clone alpha: +4.5pt. It's a gauge of who owns the name, not just how many.
Among the 14 tracked institutional investors we monitor, DYN (DYNE THERAPEUTICS INC) is held with a combined value of $1.14B across 52,644,005 shares. The largest holder is BlackRock, Inc. with a position worth $275.50M. 8 funds increased their holdings. 5 funds reduced their position.
Total Institutional Value
$1.14B
Total Shares Held
52,644,005
Institutional Holders
14
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $275.50M | 0.00% | +6.0% |
| 2 | FMR LLC | $248.91M | 0.01% | +25.8% |
| 3 | VANGUARD GROUP INC | $219.38M | 0.00% | +14.9% |
| 4 | STATE STREET CORP | $165.65M | 0.00% | +12.1% |
| 5 | PRICE T ROWE ASSOCIATES INC /MD/ | $87.44M | 0.01% | +69.1% |
| 6 | ARMISTICE CAPITAL, LLC | $68.57M | 1.90% | -2.8% |
| 7 | CITADEL ADVISORS LLC | $25.41M | 0.01% | +468.7% |
| 8 | BAKER BROS. ADVISORS LP | $18.07M | 0.09% | - |
| 9 | MILLENNIUM MANAGEMENT LLC | $9.59M | 0.01% | +172.4% |
| 10 | RENAISSANCE TECHNOLOGIES LLC | $8.01M | 0.01% | -32.4% |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of DYN with a position worth $275.50M, representing 0.00% of their portfolio. In total, 14 institutional investors hold DYN with a combined value of $1.14B.
Institutional investors hold $1.14B worth of DYN stock across 14 positions. The largest institutional holder is BlackRock, Inc. with $275.50M 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 DYN, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their DYN 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 →
| 2026-08-13 |
| 6.8% | 2026-08-06 |
| 7.0% | 2026-07-28 |
SEC Schedule 13D (activist) and 13G (passive) filings for DYN. Filed when an investor acquires 5%+ ownership.
Last Close
$15.20
2026-10-02
YTD
-17.8%
20% of 52-week range
