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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.

Q2 2025 vs. Q1 2025

How the institutions holding Dyne Therapeutics, Inc. changed between Q1 2025 and Q2 2025.

All holders in Q2 2025All holders in Q1 2025

13F holders of DYN: Q1 2025 compared with Q2 2025
MeasureQ1 2025Of which not filed for Q2 2025Q2 2025Change
Holders2051198−6
Shares122.0M629128.6M+6.60M (+5.4%)
Value$1.29B$6.58K$1.22B−$64.5M (−5.0%)

1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (24)

Institutions that held Dyne Therapeutics, Inc. at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to DYN in Q2 2025
InstitutionSharesValue% of portfolio
Adage Capital Partners GP, L.L.C.3,191,000$30.4M0.05%
Saturn V Capital Management LLC1,455,429$13.9M5.62%
MPM Oncology Impact Management LP1,446,361$13.8M2.39%
Jain Global LLC596,167$5.68M0.09%
Balyasny Asset Management LLC488,498$4.65M0.01%
Marshall Wace, LLP447,807$4.26M0.01%
Neuberger Berman Group LLC200,266$1.91M0.00%
Polygon Management Ltd.138,375$1.32M0.24%
Thrivent Financial for Lutherans44,051$420.0K0.00%
Capital Fund Management S.A.27,250$259.4K0.00%
Virtu Financial LLC24,319$232.0K0.01%
111 Capital15,458$147.2K0.03%
Brevan Howard Capital Management LP15,123$144.0K0.00%
Bryce Point Capital, LLC12,055$114.8K0.10%
Prudential Financial Inc11,705$111.4K0.00%
Two Sigma Securities, LLC11,377$108.3K0.01%
Steward Partners Investment Advisory, LLC1,350$12.9K0.00%
BNP PARIBAS ASSET MANAGEMENT Holding S.A.632$6.00K0.00%
Massmutual Trust Co FSB243$2.31K0.00%
IFP Advisors, Inc0$1.80K0.00%
Kestra Investment Management, LLC151$1.44K0.00%
Essential Partners LLC143$1.36K0.00%
Skopos Labs, Inc.121$1.15K0.00%
Smartleaf Asset Management LLC9$860.00%

Sold out (30)

Institutions that held Dyne Therapeutics, Inc. at the end of Q1 2025 and filed for Q2 2025 without it.

Institutions that sold out of DYN in Q2 2025
InstitutionShares, Q1 2025Value, Q1 2025
Deep Track Capital, LP2,000,000$20.9M
Deerfield Management Company, L.P. (Series C)812,408$8.50M
Baker Bros. Advisors LP672,096$7.03M
Integral Health Asset Management, LLC450,000$4.71M
Walleye Capital LLC154,634$1.62M
Casdin Capital, LLC100,000$1.05M
Ratan Capital Management LP98,900$1.03M
StemPoint Capital LP84,430$883.1K
Tudor Investment Corp Et Al81,266$850.0K
Corebridge Financial, Inc.40,946$428.3K
Skandinaviska Enskilda Banken AB (publ)26,816$280.5K
Handelsbanken Fonder AB22,500$235.0K
TD Asset Management Inc21,656$226.5K
UBS Oconnor LLC21,422$224.1K
HRT Financial LP21,345$223.0K
Nebula Research & Development LLC17,834$186.5K
Point72 Asia (Singapore) Pte. Ltd.17,805$186.2K
Fox Run Management, L.L.C.17,088$178.7K
Bayesian Capital Management, LP16,400$171.5K
Bridgefront Capital, LLC15,540$162.5K
Dimensional Fund Advisors LP12,569$131.5K
Aster Capital Management (DIFC) Ltd2,252$30.6K
Boston Private Wealth LLC250$2.62K
Quadrant Capital Group LLC231$2.42K
CoreCap Advisors, LLC47$492
Larson Financial Group LLC46$481
MAI Capital Management45$471
Stephens Consulting, LLC35$367
WealthTrak Capital Management LLC20$210
Amundi21$198

Not filed for Q2 2025 yet (1)

Institutions that held Dyne Therapeutics, Inc. at the end of Q1 2025 and haven't filed a 13F for Q2 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding DYN in Q1 2025 that haven't filed for Q2 2025
InstitutionShares, Q1 2025Value, Q1 2025
Lindbrook Capital, LLC629$6.58K