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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, Q2 2025

Institutional positions in Dyne Therapeutics, Inc. as of Jun 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
198
−6 vs. Q1 2025
Shares held
128.6M
+6.60M (+5.4%) vs. Q1 2025
Total value
$1.22B
−$64.5M (−5.0%) vs. Q1 2025
New holders
24
95 more added
Sold out
30
53 more reduced

1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2025: 198 institutions
Q1 2021: 75 institutionsQ2 2021: 76 institutionsQ3 2021: 83 institutionsQ4 2021: 93 institutionsQ1 2022: 94 institutionsQ2 2022: 90 institutionsQ3 2022: 102 institutionsQ4 2022: 113 institutionsQ1 2023: 127 institutionsQ2 2023: 118 institutionsQ3 2023: 114 institutionsQ4 2023: 124 institutionsQ1 2024: 169 institutionsQ2 2024: 193 institutionsQ3 2024: 200 institutionsQ4 2024: 200 institutionsQ1 2025: 205 institutionsQ2 2025: 198 institutionsQ3 2025: 207 institutionsQ4 2025: 233 institutionsQ1 2026: 228 institutionsQ2 2026: 245 institutions
Value heldQ2 2025: $1.22B
Q1 2021: $533.3MQ2 2021: $753.4MQ3 2021: $572.8MQ4 2021: $568.3MQ1 2022: $456.6MQ2 2022: $320.7MQ3 2022: $565.8MQ4 2022: $576.2MQ1 2023: $628.7MQ2 2023: $665.9MQ3 2023: $536.6MQ4 2023: $930.0MQ1 2024: $2.71BQ2 2024: $3.92BQ3 2024: $4.03BQ4 2024: $2.63BQ1 2025: $1.29BQ2 2025: $1.22BQ3 2025: $1.97BQ4 2025: $3.48BQ1 2026: $3.40BQ2 2026: $4.23B
Institutions holding DYN and their total value by quarter
QuarterHoldersValue
Q2 2026245$4.23B
Q1 2026228$3.40B
Q4 2025233$3.48B
Q3 2025207$1.97B
Q2 2025198$1.22B
Q1 2025205$1.29B
Q4 2024200$2.63B
Q3 2024200$4.03B
Q2 2024193$3.92B
Q1 2024169$2.71B
Q4 2023124$930.0M
Q3 2023114$536.6M
Q2 2023118$665.9M
Q1 2023127$628.7M
Q4 2022113$576.2M
Q3 2022102$565.8M
Q2 202290$320.7M
Q1 202294$456.6M
Q4 202193$568.3M
Q3 202183$572.8M
Q2 202176$753.4M
Q1 202175$533.3M

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Dyne Therapeutics, Inc.; share changes are against Q1 2025.

Institutions holding DYN in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Citigroup Inc61,527$585.7K0.00%−133,428−68.4%Reduced
Intech Investment Management LLC66,026$628.6K0.01%−11,325−14.6%Reduced
Victory Capital Management Inc66,413$632.3K0.00%+7,002+11.8%Added
Comerica Bank75,338$717.2K0.00%+34,162+83.0%Added
Legal & General Group Plc78,533$747.6K0.00%+10,060+14.7%Added
State of Wisconsin Investment Board79,354$755.5K0.00%+10,724+15.6%Added
Invesco Ltd.82,142$782.0K0.00%+15,849+23.9%Added
Alliancebernstein L.P.98,240$935.2K0.00%−69,385−41.4%Reduced
California State Teachers Retirement System101,612$967.3K0.00%+47,977+89.5%Added
Rafferty Asset Management, LLC110,248$1.05M0.00%−37,105−25.2%Reduced
Prelude Capital Management, LLC115,765$1.10M0.11%+23,113+24.9%Added
SummitTX Capital, L.P.118,961$1.13M0.05%−10,897−8.4%Reduced
Boothbay Fund Management, LLC120,084$1.14M0.04%+5,006+4.4%Added
UBS Group AG121,792$1.16M0.00%−235,962−66.0%Reduced
Point72 Asset Management, L.P.123,284$1.17M0.00%−1,405,250−91.9%Reduced
Y-Intercept (Hong Kong) Ltd124,628$1.19M0.03%+43,963+54.5%Added
Jane Street Group, LLC128,962$1.23M0.00%+11,956+10.2%Added
Polygon Management Ltd.138,375$1.32M0.24%+138,375New
Swiss National Bank140,400$1.34M0.00%+22,100+18.7%Added
Millennium Management LLC142,719$1.36M0.00%+64,540+82.6%Added
Rhumbline Advisers154,541$1.47M0.00%+20,914+15.7%Added
AXA S.A.162,745$1.55M0.00%−89,072−35.4%Reduced
Engineers Gate Manager LP172,469$1.64M0.02%+87,551+103.1%Added
Darwin Advisors, LLC172,656$1.64M0.57%+120,566+231.5%Added
Squarepoint Ops LLC181,740$1.73M0.00%+139,896+334.3%Added
Susquehanna International Group, LLP186,015$1.77M0.00%+31,661+20.5%Added
Exome Asset Management LLC195,933$1.87M1.54%−62,458−24.2%Reduced
Twinbeech Capital LP197,148$1.88M0.04%+138,623+236.9%Added
Nuveen, LLC199,831$1.90M0.00%−23,384−10.5%Reduced
Neuberger Berman Group LLC200,266$1.91M0.00%+200,266New
Schroder Investment Management Group205,626$1.96M0.00%−37,199−15.3%Reduced
Sphera Funds Management Ltd.221,416$2.11M0.55%−107,846−32.8%Reduced
Palo Alto Investors LP264,976$2.52M0.54%−68,415−20.5%Reduced
Ensign Peak Advisors, Inc266,073$2.53M0.00%+245,923+1,220.5%Added
Bank of New York Mellon Corp269,664$2.57M0.00%+37,038+15.9%Added
BNP Paribas Arbitrage, SA277,259$2.64M0.00%+129,894+88.1%Added
Cubist Systematic Strategies, LLC278,362$2.65M0.03%+162,828+140.9%Added
Ameriprise Financial Inc285,004$2.71M0.00%+78,039+37.7%Added
UBS Asset Management Americas Inc293,644$2.80M0.00%+135,853+86.1%Added
Deutsche Bank AG318,653$3.03M0.00%+989+0.3%Added
Barclays PLC320,490$3.05M0.00%+89,266+38.6%Added
Schonfeld Strategic Advisors LLC333,453$3.17M0.02%+187,159+127.9%Added
Trexquant Investment LP362,310$3.45M0.04%+27,867+8.3%Added
Ikarian Capital, LLC363,837$3.46M1.15%+5,000+1.4%Added
Royal Bank of Canada374,969$3.57M0.00%+374,234+50,916.2%Added
PDT Partners, LLC385,248$3.67M0.21%+161,072+71.9%Added
Marshall Wace, LLP447,807$4.26M0.01%+447,807New
Standard Life Aberdeen plc483,963$4.61M0.01%+169,377+53.8%Added
Balyasny Asset Management LLC488,498$4.65M0.01%+488,498New
D. E. Shaw & Co., Inc.508,940$4.85M0.00%+221,287+76.9%Added
Bank of America Corp513,801$4.89M0.00%+243,825+90.3%Added
Candriam Luxembourg S.C.A.524,161$4.99M0.03%+60,793+13.1%Added
Wasatch Advisors Inc557,937$5.31M0.03%+46,889+9.2%Added
Algert Global LLC558,896$5.32M0.11%+82,889+17.4%Added
Woodline Partners LP574,853$5.47M0.03%+418+0.1%Added
Rock Springs Capital Management LP580,998$5.53M0.34%+56,499+10.8%Added
Jain Global LLC596,167$5.68M0.09%+596,167New
Sofinnova Investments, Inc.614,865$5.85M0.40%−102,031−14.2%Reduced
MPM Asset Management LLC682,376$6.50M14.99%00.0%Unchanged
Vestal Point Capital, LP727,500$6.93M0.36%−1,072,500−59.6%Reduced
Nantahala Capital Management, LLC745,062$7.09M0.50%+400,000+115.9%Added
Charles Schwab Investment Management Inc745,071$7.09M0.00%+90,940+13.9%Added
ArrowMark Colorado Holdings LLC770,225$7.33M0.13%−127,721−14.2%Reduced
Frontier Capital Management Co LLC789,425$7.52M0.07%+499,822+172.6%Added
Voloridge Investment Management, LLC791,120$7.53M0.03%−597,305−43.0%Reduced
Qube Research & Technologies Ltd791,987$7.54M0.01%+111,151+16.3%Added
Northern Trust Corp841,037$8.01M0.00%+118,575+16.4%Added
Citadel Advisors LLC943,874$8.99M0.01%−2,065,515−68.6%Reduced
OrbiMed Advisors LLC1,031,400$9.82M0.25%+16,789+1.7%Added
Vivo Capital, LLC1,114,960$10.6M1.09%00.0%Unchanged
Goldman Sachs Group Inc1,340,443$12.8M0.00%+345,557+34.7%Added
Morgan Stanley1,362,176$13.0M0.00%−29,411−2.1%Reduced
Franklin Resources Inc1,390,140$13.2M0.00%−24,695−1.7%Reduced
MPM Oncology Impact Management LP1,446,361$13.8M2.39%+1,446,361New
Saturn V Capital Management LLC1,455,429$13.9M5.62%+1,455,429New
Frazier Life Sciences Management, L.P.1,505,984$14.3M0.57%+62,643+4.3%Added
RTW Investments, LP1,690,567$16.1M0.23%00.0%Unchanged
T. Rowe Price Investment Management, Inc.1,793,590$17.1M0.01%+625,615+53.6%Added
Logos Global Management LP1,900,000$18.1M2.42%+1,400,000+280.0%Added
VR Adviser, LLC2,173,913$20.7M1.55%00.0%Unchanged
Perceptive Advisors LLC2,247,390$21.4M0.80%−66,013−2.9%Reduced
Geode Capital Management, LLC2,253,670$21.5M0.00%+298,165+15.2%Added
Price T Rowe Associates Inc2,383,953$22.7M0.00%+563,538+31.0%Added
Armistice Capital, LLC2,560,000$24.4M0.92%−208,000−7.5%Reduced
JPMorgan Chase & Co3,086,779$29.4M0.00%+555,466+21.9%Added
Adage Capital Partners GP, L.L.C.3,191,000$30.4M0.05%+3,191,000New
Braidwell LP3,273,349$31.2M1.07%−347,995−9.6%Reduced
State Street Corp3,355,678$31.9M0.00%−253,973−7.0%Reduced
TCG Crossover Management, LLC3,766,660$35.9M4.10%+1,116,510+42.1%Added
Siren, L.L.C.4,836,437$46.0M2.38%+2,118,450+77.9%Added
FMR LLC5,293,369$50.4M0.00%+98,075+1.9%Added
FCPM III Services B.V.5,462,846$52.0M14.09%00.0%Unchanged
Vanguard Group Inc7,651,157$72.8M0.00%+244,813+3.3%Added
BlackRock, Inc.8,078,428$76.9M0.00%+31,490+0.4%Added
Atlas Venture Life Science Advisors, LLC9,130,465$86.9M13.12%00.0%Unchanged
Janus Henderson Group PLC9,437,962$89.9M0.04%−915,454−8.8%Reduced
Ra Capital Management, L.P.9,714,392$92.5M1.56%00.0%Unchanged
DekaBank Deutsche Girozentrale60,000––00.0%Unchanged
Deep Track Capital, LP0$00.00%−2,000,000−100.0%Sold out
Deerfield Management Company, L.P. (Series C)0$00.00%−812,408−100.0%Sold out