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, Q1 2026
Institutional positions in Dyne Therapeutics, Inc. as of Mar 31, 2026. 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
- 228
- −2 vs. Q4 2025
- Shares held
- 187.9M
- +21.3M (+12.8%) vs. Q4 2025
- Total value
- $3.40B
- +$143.6M (+4.4%) vs. Q4 2025
- New holders
- 42
- 101 more added
- Sold out
- 44
- 60 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Dyne Therapeutics, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sofinnova Investments, Inc. | 1,633,897 | $29.6M | 1.48% | −620,264−27.5% | Reduced |
| Palo Alto Investors LP | 1,652,972 | $30.0M | 4.58% | +180,775+12.3% | Added |
| Braidwell LP | 1,681,998 | $30.5M | 1.02% | +203,669+13.8% | Added |
| Goldman Sachs Group Inc | 1,723,116 | $31.2M | 0.00% | −560,075−24.5% | Reduced |
| Samlyn Capital, LLC | 1,922,543 | $34.9M | 0.60% | +429,468+28.8% | Added |
| Deep Track Capital, LP | 2,000,000 | $36.3M | 0.75% | −650,000−24.5% | Reduced |
| Franklin Resources Inc | 2,009,082 | $36.4M | 0.01% | +2,444+0.1% | Added |
| VR Adviser, LLC | 2,173,913 | $39.4M | 1.47% | 00.0% | Unchanged |
| Siren, L.L.C. | 2,229,125 | $40.4M | 1.12% | −1,273,816−36.4% | Reduced |
| Price T Rowe Associates Inc | 2,328,373 | $42.2M | 0.00% | +4,584+0.2% | Added |
| OrbiMed Advisors LLC | 2,917,884 | $52.9M | 1.20% | +715,700+32.5% | Added |
| JPMorgan Chase & Co | 3,253,473 | $55.6M | 0.00% | −296,436−8.4% | Reduced |
| Frazier Life Sciences Management, L.P. | 3,153,082 | $57.2M | 1.47% | 00.0% | Unchanged |
| Armistice Capital, LLC | 3,175,110 | $57.6M | 1.90% | −74,598−2.3% | Reduced |
| Geode Capital Management, LLC | 3,504,114 | $63.5M | 0.00% | +240,685+7.4% | Added |
| Vestal Point Capital, LP | 4,000,000 | $72.5M | 2.03% | +3,880,000+3,233.3% | Added |
| Vanguard Portfolio Management LLC | 4,162,041 | $75.5M | 0.00% | +4,162,041 | New |
| TCG Crossover Management, LLC | 4,615,144 | $83.7M | 2.39% | 00.0% | Unchanged |
| FCPM III Services B.V. | 4,644,386 | $84.2M | 11.66% | −818,460−15.0% | Reduced |
| Perceptive Advisors LLC | 4,668,839 | $84.6M | 1.67% | +1,189,895+34.2% | Added |
| Vanguard Capital Management LLC | 6,405,069 | $116.1M | 0.00% | +6,405,069 | New |
| State Street Corp | 6,653,746 | $120.6M | 0.00% | −38,999−0.6% | Reduced |
| Orbis Allan Gray Ltd | 6,762,231 | $122.6M | 0.52% | +1,960,303+40.8% | Added |
| FMR LLC | 8,908,980 | $161.5M | 0.01% | +2,339,059+35.6% | Added |
| Atlas Venture Life Science Advisors, LLC | 9,130,465 | $165.5M | 20.95% | 00.0% | Unchanged |
| BlackRock, Inc. | 11,699,870 | $212.1M | 0.00% | +509,032+4.5% | Added |
| Janus Henderson Group PLC | 13,647,376 | $247.4M | 0.12% | −240,346−1.7% | Reduced |
| T. Rowe Price Investment Management, Inc. | 30,785,801 | $558.1M | 0.38% | +13,245,712+75.5% | Added |
| Candriam Luxembourg S.C.A. | 0 | $0 | 0.00% | −1,057,263−100.0% | Sold out |
| Eventide Asset Management, LLC | 0 | $0 | 0.00% | −680,305−100.0% | Sold out |
| Federated Hermes, Inc. | 0 | $0 | 0.00% | −464,797−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −432,986−100.0% | Sold out |
| Schroder Investment Management Group | 0 | $0 | 0.00% | −386,953−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −329,345−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −284,000−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −168,304−100.0% | Sold out |
| Neuberger Berman Group LLC | 0 | $0 | 0.00% | −165,482−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −162,047−100.0% | Sold out |
| First Light Asset Management, LLC | 0 | $0 | 0.00% | −155,231−100.0% | Sold out |
| Lisanti Capital Growth, LLC | 0 | $0 | 0.00% | −154,445−100.0% | Sold out |
| Monashee Investment Management LLC | 0 | $0 | 0.00% | −114,525−100.0% | Sold out |
| Axxcess Wealth Management, LLC | 0 | $0 | 0.00% | −113,818−100.0% | Sold out |
| Baird Financial Group, Inc. | 0 | $0 | 0.00% | −103,334−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −75,394−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −75,235−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −70,323−100.0% | Sold out |
| Seven Fleet Capital Management LP | 0 | $0 | 0.00% | −70,180−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −46,010−100.0% | Sold out |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −42,665−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −34,000−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −31,422−100.0% | Sold out |
| Optimize Financial Inc | 0 | $0 | 0.00% | −30,310−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −27,762−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −21,296−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −16,450−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −15,963−100.0% | Sold out |
| BIT Capital GmbH | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Thrivent Financial for Lutherans | 0 | $0 | 0.00% | −14,365−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −12,018−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −10,453−100.0% | Sold out |
| Soleus Capital Management, L.P. | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −3,889−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −2,600−100.0% | Sold out |
| Daiwa Securities Group Inc. | 0 | $0 | 0.00% | −424−100.0% | Sold out |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −395−100.0% | Sold out |
| Fideuram - Intesa Sanpaolo Private Banking S.P.A. | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Flagship Harbor Advisors, LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| MRP Capital Investments, LLC | 0 | $0 | 0.00% | −75−100.0% | Sold out |
| Parkside Financial Bank & Trust | 0 | $0 | 0.00% | −70−100.0% | Sold out |
| Bell Investment Advisors, Inc | 0 | $0 | 0.00% | −26−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| Dunhill Financial, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |
| Norges Bank | – | – | – | – | Not filed |