Dyne Therapeutics, Inc.
DYN- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001818794
In the last 90 days, Dyne Therapeutics, Inc. insiders filed 0 open-market purchases and 10 sales; 245 institutions reported holding it in 13F filings for Q2 2026, worth $4.23B in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Dyne Therapeutics, Inc. as of Sep 30, 2025. 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
- 207
- +12 vs. Q2 2025
- Shares held
- 155.8M
- +27.3M (+21.2%) vs. Q2 2025
- Total value
- $1.97B
- +$749.0M (+61.2%) vs. Q2 2025
- New holders
- 38
- 112 more added
- Sold out
- 26
- 38 more reduced
3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting DYN 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 | 245 | $4.23B |
| Q1 2026 | 228 | $3.40B |
| Q4 2025 | 233 | $3.48B |
| Q3 2025 | 207 | $1.97B |
| Q2 2025 | 198 | $1.22B |
| Q1 2025 | 205 | $1.29B |
| Q4 2024 | 200 | $2.63B |
| Q3 2024 | 200 | $4.03B |
| Q2 2024 | 193 | $3.92B |
| Q1 2024 | 169 | $2.71B |
| Q4 2023 | 124 | $930.0M |
| Q3 2023 | 114 | $536.6M |
| Q2 2023 | 118 | $665.9M |
| Q1 2023 | 127 | $628.7M |
| Q4 2022 | 113 | $576.2M |
| Q3 2022 | 102 | $565.8M |
| Q2 2022 | 90 | $320.7M |
| Q1 2022 | 94 | $456.6M |
| Q4 2021 | 93 | $568.3M |
| Q3 2021 | 83 | $572.8M |
| Q2 2021 | 76 | $753.4M |
| Q1 2021 | 75 | $533.3M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Dyne Therapeutics, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| State Street Corp | 5,268,917 | $66.7M | 0.00% | +1,913,239+57.0% | Added |
| FMR LLC | 5,401,916 | $68.3M | 0.00% | +108,547+2.1% | Added |
| FCPM III Services B.V. | 5,462,846 | $69.1M | 13.81% | 00.0% | Unchanged |
| Atlas Venture Life Science Advisors, LLC | 9,130,465 | $115.5M | 15.35% | 00.0% | Unchanged |
| BlackRock, Inc. | 9,634,909 | $121.9M | 0.00% | +1,556,481+19.3% | Added |
| Vanguard Group Inc | 9,760,414 | $123.5M | 0.00% | +2,109,257+27.6% | Added |
| Janus Henderson Group PLC | 14,745,505 | $186.5M | 0.09% | +5,307,543+56.2% | Added |
| Ra Capital Management, L.P. | 0 | $0 | 0.00% | −9,714,392−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −574,853−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −488,498−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −278,362−100.0% | Sold out |
| Exome Asset Management LLC | 0 | $0 | 0.00% | −195,933−100.0% | Sold out |
| AXA S.A. | 0 | $0 | 0.00% | −162,745−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −124,628−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −115,765−100.0% | Sold out |
| Mutual of America Capital Management LLC | 0 | $0 | 0.00% | −51,011−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −46,270−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −35,923−100.0% | Sold out |
| Capital Fund Management S.A. | 0 | $0 | 0.00% | −27,250−100.0% | Sold out |
| HighVista Strategies LLC | 0 | $0 | 0.00% | −26,324−100.0% | Sold out |
| Privium Fund Management B.V. | 0 | $0 | 0.00% | −27,566−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −24,319−100.0% | Sold out |
| Caxton Associates LLP | 0 | $0 | 0.00% | −16,599−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −16,330−100.0% | Sold out |
| 111 Capital | 0 | $0 | 0.00% | −15,458−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −12,768−100.0% | Sold out |
| Bryce Point Capital, LLC | 0 | $0 | 0.00% | −12,055−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −11,377−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −7,451−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −1,308−100.0% | Sold out |
| Kestra Investment Management, LLC | 0 | $0 | 0.00% | −151−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −121−100.0% | Sold out |
| Federation des caisses Desjardins du Quebec | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Norges Bank | – | – | – | – | Not filed |
| E Fund Management Co., Ltd. | – | – | – | – | Not filed |
| First Horizon Advisors, Inc. | – | – | – | – | Not filed |