Dyne TherapeuticsDYN
13F holders, Q2 2025 (June 30)197holders −8
23new positions
30sold out
5famous investors
$9.53avg. 13F price*
At the end of Q2 2025, 197 institutions reported holding Dyne Therapeutics Inc. (DYN) in their 13F filings, down 8 from Q1 2025. 23 opened new positions and 30 sold out. The largest holders were Ra Capital Management, L.P. ($92.5M), Janus Henderson Group PLC ($89.9M) and Atlas Venture Life Science Advisors, LLC ($86.9M). 5 famous investors held it, including Ken Griffin (0.0% of Citadel Advisors's portfolio), David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Steve Cohen (0.0% of Point72 Asset Management's portfolio).
- Company
- Dyne Therapeutics Inc.
- CUSIP
- 26818M108
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 23 | $77.4M |
| Exits | 30 | $49.3M |
All 13F filers, Q1 2025 → Q2 2025: 20,330,825 shares bought and 13,727,043 shares sold, net +6,603,782 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 197 holders
| Ra Capital Management, L.P. | 1.56% | No change | 9,714,392 | $92.5M |
| Janus Henderson Group PLC | 0.04% | Reduce -8.8% | 9,437,962 | $89.9M |
| Atlas Venture Life Science Advisors, LLC | 13.12% | No change | 9,130,465 | $86.9M |
| BlackRock, Inc. | 0.00% | Add +0.4% | 8,078,428 | $76.9M |
| Vanguard Group Inc. | 0.00% | Add +3.3% | 7,651,157 | $72.8M |
| FCPM III Services B.V. | 14.09% | No change | 5,462,846 | $52.0M |
| FMR LLC | 0.00% | Add +1.9% | 5,293,369 | $50.4M |
| Siren, L.L.C. | 2.38% | Add +77.9% | 4,836,437 | $46.0M |
| TCG Crossover Management, LLC | 4.10% | Add +42.1% | 3,766,660 | $35.9M |
| State Street Corp. | 0.00% | Reduce -7.0% | 3,355,678 | $31.9M |
| Braidwell LP | 1.49% | Reduce -9.6% | 3,273,349 | $31.2M |
| Adage Capital Partners Gp, L.L.C. | 0.05% | New | 3,191,000 | $30.4M |
| JPMorgan Chase & Co. | 0.00% | Add +21.9% | 3,086,779 | $29.4M |
| Armistice Capital, LLC | 0.92% | Reduce -7.5% | 2,560,000 | $24.4M |
| T. Rowe Price Associates Inc. | 0.00% | Add +31.0% | 2,383,953 | $22.7M |
| Geode Capital Management, LLC | 0.00% | Add +15.3% | 2,253,670 | $21.5M |
| Perceptive Advisors LLC | 0.80% | Reduce -2.9% | 2,247,390 | $21.4M |
| Venrock Adviser, LLC | 1.55% | No change | 2,173,913 | $20.7M |
| Logos Global Management LP | 2.42% | Add +280.0% | 1,900,000 | $18.1M |
| T. Rowe Price Investment Management, Inc. | 0.01% | Add +53.6% | 1,793,590 | $17.1M |
| RTW Investments, LP | 0.23% | No change | 1,690,567 | $16.1M |
| Frazier Life Sciences Management, L.P. | 0.57% | Add +4.3% | 1,505,984 | $14.3M |
| Saturn V Capital Management LP | 5.62% | New | 1,455,429 | $13.9M |
| MPM Bioimpact LLC | 2.39% | New | 1,446,361 | $13.8M |
| Franklin Resources Inc. | 0.00% | Reduce -1.8% | 1,390,140 | $13.2M |
| Morgan Stanley | 0.00% | Reduce -2.1% | 1,362,176 | $13.0M |
| Goldman Sachs Group Inc. | 0.00% | Add +34.7% | 1,340,443 | $12.8M |
| Vivo Capital, LLC | 1.09% | No change | 1,114,960 | $10.6M |
| Orbimed Advisors LLC | 0.25% | Add +1.6% | 1,031,400 | $9.8M |
| Citadel Advisors | 0.01% | Reduce -68.6% | 943,874 | $9.0M |
| Northern Trust Corp. | 0.00% | Add +16.4% | 841,037 | $8.0M |
| Qube Research & Technologies Ltd | 0.01% | Add +16.3% | 791,987 | $7.5M |
| Voloridge Investment Management, LLC | 0.03% | Reduce -43.0% | 791,120 | $7.5M |
| Frontier Capital Management Co. LLC | 0.07% | Add +172.6% | 789,425 | $7.5M |
| ArrowMark Colorado Holdings LLC | 0.13% | Reduce -14.2% | 770,225 | $7.3M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +13.9% | 745,071 | $7.1M |
| Nantahala Capital Management, LLC | 0.50% | Add +115.9% | 745,062 | $7.1M |
| Vestal Point Capital, LP | 0.36% | Reduce -59.6% | 727,500 | $6.9M |
| MPM Asset Management LLC | 14.99% | No change | 682,376 | $6.5M |
| Sofinnova Investments, Inc. | 0.40% | Reduce -14.2% | 614,865 | $5.9M |
| Jain Global LLC | 0.09% | New | 596,167 | $5.7M |
| Rock Springs Capital Management LP | 0.35% | Add +10.8% | 580,998 | $5.5M |
| Woodline Partners LP | 0.03% | Add +0.1% | 574,853 | $5.5M |
| Algert Global LLC | 0.11% | Add +17.4% | 558,896 | $5.3M |
| Wasatch Advisors LP | 0.03% | Add +9.2% | 557,937 | $5.3M |
| Candriam S.C.A. | 0.03% | Add +13.1% | 524,161 | $5.0M |
| Bank of America Corp. | 0.00% | Add +90.3% | 513,801 | $4.9M |
| D. E. Shaw & Co. | 0.01% | Add +76.9% | 508,940 | $4.8M |
| Balyasny Asset Management L.P. | 0.01% | New | 488,498 | $4.7M |
| Aberdeen Group plc | 0.01% | Add +53.8% | 483,963 | $4.6M |
| Marshall Wace, LLP | 0.01% | New | 447,807 | $4.3M |
| PDT Partners, LLC | 0.21% | Add +71.8% | 385,248 | $3.7M |
| Royal Bank of Canada | 0.00% | Add +50916.2% | 374,969 | $3.6M |
| Ikarian Capital, LLC | 1.15% | Add +1.4% | 363,837 | $3.5M |
| Trexquant Investment LP | 0.04% | Add +8.3% | 362,310 | $3.4M |
| Schonfeld Strategic Advisors LLC | 0.02% | Add +127.9% | 333,453 | $3.2M |
| Barclays PLC | 0.00% | Add +38.6% | 320,490 | $3.1M |
| Deutsche Bank AG | 0.00% | Add +0.3% | 318,653 | $3.0M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +86.1% | 293,644 | $2.8M |
| Ameriprise Financial Inc. | 0.00% | Add +37.7% | 285,004 | $2.7M |
| Cubist Systematic Strategies, LLC | 0.03% | Add +140.9% | 278,362 | $2.7M |
| BNP Paribas Financial Markets | 0.00% | Add +88.1% | 277,259 | $2.6M |
| Bank of New York Mellon Corp | 0.00% | Add +15.9% | 269,664 | $2.6M |
| Ensign Peak Advisors, Inc | 0.00% | Add +1220.5% | 266,073 | $2.5M |
| Palo Alto Investors LP | 0.54% | Reduce -20.5% | 264,976 | $2.5M |
| Sphera Funds Management LTD. | 0.55% | Reduce -32.8% | 221,416 | $2.1M |
| Schroder Investment Management Group | 0.00% | Reduce -15.3% | 205,626 | $2.0M |
| Neuberger Berman Group LLC | 0.00% | New | 200,266 | $1.9M |
| Nuveen, LLC | 0.00% | Reduce -10.5% | 199,831 | $1.9M |
| Twinbeech Capital LP | 0.04% | Add +236.9% | 197,148 | $1.9M |
| Exome Asset Management LLC | 1.54% | Reduce -24.2% | 195,933 | $1.9M |
| DekaBank Deutsche Girozentrale | 0.00% | No change | 60,000 | $1.9M |
| Susquehanna International Group, LLP | 0.00% | Add +20.5% | 186,015 | $1.8M |
| Squarepoint Ops LLC | 0.00% | Add +334.3% | 181,740 | $1.7M |
| Darwin Wealth Management, LLC | 0.57% | Add +231.5% | 172,656 | $1.6M |
| Engineers Gate Manager LP | 0.02% | Add +103.1% | 172,469 | $1.6M |
| AXA S.A. | 0.00% | Reduce -35.4% | 162,745 | $1.5M |
| Rhumbline Advisers | 0.00% | Add +15.7% | 154,541 | $1.5M |
| Millennium Management | 0.00% | Add +82.5% | 142,719 | $1.4M |
| Swiss National Bank | 0.00% | Add +18.7% | 140,400 | $1.3M |
| Tetragon Partners GP Ltd | 0.37% | New | 138,375 | $1.3M |
| Jane Street Group, LLC | 0.00% | Add +10.2% | 128,962 | $1.2M |
| Y-Intercept (Hong Kong) Ltd | 0.03% | Add +54.5% | 124,628 | $1.2M |
| Point72 Asset Management | 0.00% | Reduce -91.9% | 123,284 | $1.2M |
| UBS Group AG | 0.00% | Reduce -66.0% | 121,792 | $1.2M |
| Boothbay Fund Management, LLC | 0.04% | Add +4.3% | 120,084 | $1.1M |
| SummitTX Capital, L.P. | 0.05% | Reduce -8.4% | 118,961 | $1.1M |
| Prelude Capital Management, LLC | 0.11% | Add +24.9% | 115,765 | $1.1M |
| Rafferty Asset Management, LLC | 0.00% | Reduce -25.2% | 110,248 | $1.0M |
| California State Teachers Retirement System | 0.00% | Add +89.5% | 101,612 | $967K |
| Alliancebernstein L.P. | 0.00% | Reduce -41.4% | 98,240 | $935K |
| Invesco Ltd. | 0.00% | Add +23.9% | 82,142 | $782K |
| State of Wisconsin Investment Board | 0.00% | Add +15.6% | 79,354 | $755K |
| Legal & General Group Plc | 0.00% | Add +14.7% | 78,533 | $748K |
| Comerica Bank | 0.00% | Add +83.0% | 75,338 | $717K |
| Victory Capital Management Inc. | 0.00% | Add +11.8% | 66,413 | $632K |
| Intech Investment Management LLC | 0.01% | Reduce -14.6% | 66,026 | $629K |
| Citigroup Inc. | 0.00% | Reduce -68.4% | 61,527 | $586K |
| MetLife Investment Management, LLC | 0.00% | Add +16.5% | 56,844 | $541K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +0.6% | 56,810 | $541K |
"% of holder's portfolio" is DYN's weight in each manager's 13F, not the share of Dyne Therapeutics Inc. the manager owns.