LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
DYNCIK 0001818794

Dyne Therapeutics, Inc.

145 transactions by 12 insiders, from December 5, 2025 to October 2, 2026.

Transactions
14512 insiders
Bought · P
$315Kopen market
Sold · S
$168.6Mopen market
Net
−$168.3Mnet selling

Officers and directors

People inside the company. What they do with their own shares is the reason this data exists.

InsiderTradesPlannedBoughtSold
Jason P. RhodesDir8079/80—$129.1M
Dirk KerstenDir2019/20—$38.6M
Brian S. PosnerDir9—$315K—
Douglas KerrCMO86/8—$215K
Johanna Friedl-NadererChief86/8—$40K
John CoxCEO86/8—$444K
Erick LuceraCFO63/6—$229K
David Charles LubnerDir2———
Catherine Stehman-BreenDir1———
Edward HurwitzDir1———
Carlo IncertiDir1———
Barry E. GreeneDir1———

All transactions

145 in total, newest filings first.

InsiderDateCodeSharesPriceValue
Brian S. PosnerDirOct 2P2,500$16.00$40K
Johanna Friedl-NadererChiefSep 8SPLAN185$18.88$3K
Johanna Friedl-NadererChiefSep 4SPLAN900$24.35$22K
Douglas KerrCMOSep 8SPLAN1,290$18.88$24K
Douglas KerrCMOSep 4SPLAN3,745$24.35$91K
John CoxCEOSep 8SPLAN5,658$18.88$107K
Johanna Friedl-NadererChiefAug 13SPLAN226$26.28$6K
Douglas KerrCMOAug 13SPLAN1,556$26.28$41K
Erick LuceraCFOAug 13SPLAN1,797$26.28$47K
Jason P. RhodesDirAug 14SPLAN322,465$25.00$8.1M
Jason P. RhodesDirAug 14SPLAN478,377$25.00$12.0M
Jason P. RhodesDirAug 14SPLAN1,359,674$25.00$34.0M
Jason P. RhodesDirAug 13SPLAN63,643$26.20$1.7M
Jason P. RhodesDirAug 13SPLAN94,415$26.20$2.5M
Jason P. RhodesDirAug 13SPLAN268,354$26.20$7.0M
John CoxCEOAug 13SPLAN4,986$26.28$131K
Dirk KerstenDirJul 27SPLAN5,388$26.04$140K
Dirk KerstenDirJul 27SPLAN256,072$25.50$6.5M
Jason P. RhodesDirJul 7SPLAN5,000$23.61$118K
Jason P. RhodesDirJul 7SPLAN11,665$23.62$276K
Jason P. RhodesDirJul 7SPLAN49,193$23.17$1.1M
Jason P. RhodesDirJul 7SPLAN14,844$23.62$351K
Jason P. RhodesDirJul 7SPLAN62,543$23.17$1.4M
Jason P. RhodesDirJul 7SPLAN29,587$23.62$699K
Jason P. RhodesDirJul 7SPLAN124,379$23.17$2.9M
Jason P. RhodesDirJul 6SPLAN100,019$22.79$2.3M
Jason P. RhodesDirJul 6SPLAN127,182$22.79$2.9M
Jason P. RhodesDirJul 6SPLAN253,039$22.79$5.8M
Jason P. RhodesDirJun 29SPLAN40,702$21.14$860K
Jason P. RhodesDirJun 29SPLAN51,756$21.14$1.1M
Jason P. RhodesDirJun 29SPLAN102,969$21.14$2.2M
Jason P. RhodesDirJun 26SPLAN64,411$21.28$1.4M
Jason P. RhodesDirJun 26SPLAN81,903$21.28$1.7M
Jason P. RhodesDirJun 26SPLAN162,954$21.28$3.5M
Jason P. RhodesDirJun 25SPLAN5,019$21.10$106K
Jason P. RhodesDirJun 25SPLAN6,382$21.10$135K
Jason P. RhodesDirJun 25SPLAN12,699$21.10$268K
Jason P. RhodesDirJun 24SPLAN19,973$21.02$420K
Jason P. RhodesDirJun 24SPLAN25,397$21.02$534K
Jason P. RhodesDirJun 24SPLAN50,530$21.02$1.1M
Jason P. RhodesDirJun 23SPLAN30,774$21.13$650K
Jason P. RhodesDirJun 23SPLAN39,131$21.13$827K
Jason P. RhodesDirJun 23SPLAN77,855$21.13$1.6M
Erick LuceraCFOJun 25S2,362$20.37$48K
Dirk KerstenDirJun 23SPLAN1,657$21.47$36K
Dirk KerstenDirJun 23SPLAN71,629$21.04$1.5M
Dirk KerstenDirJun 22SPLAN190,676$20.57$3.9M
Barry E. GreeneDirDERIVJun 22A57,463$0.00—?
Dirk KerstenDirJun 18SPLAN46,901$20.07$941K
Dirk KerstenDirJun 17SPLAN37,454$20.14$754K
Johanna Friedl-NadererChiefJun 16SPLAN145$18.33$3K
Douglas KerrCMOJun 16SPLAN887$18.33$16K
John CoxCEOJun 16SPLAN2,683$18.33$49K
Edward HurwitzDirDERIVJun 5A35,152$0.00—?
David Charles LubnerDirDERIVJun 5A35,152$0.00—?
Jason P. RhodesDirDERIVJun 5A35,152$0.00—?
Dirk KerstenDirDERIVJun 5A35,152$0.00—?
Carlo IncertiDirDERIVJun 5A35,152$0.00—?
Catherine Stehman-BreenDirDERIVJun 5A35,152$0.00—?
Brian S. PosnerDirDERIVJun 5A35,152$0.00—?
Brian S. PosnerDirJun 8P2,000$16.94$34K
Brian S. PosnerDirJun 3P2,500$17.48$44K
Brian S. PosnerDirMay 26P2,000$18.21$36K
Brian S. PosnerDirMay 20P2,500$17.12$43K
Johanna Friedl-NadererChiefMay 13SPLAN228$18.36$4K
Douglas KerrCMOMay 13SPLAN1,564$18.36$29K
Erick LuceraCFOMay 13SPLAN1,448$18.36$27K
John CoxCEOMay 13SPLAN3,311$18.36$61K
Jason P. RhodesDirMay 6SPLAN17,244$18.18$313K
Jason P. RhodesDirMay 6SPLAN428$18.18$8K
Jason P. RhodesDirMay 6SPLAN43,621$18.18$793K
Jason P. RhodesDirMay 6SPLAN21,926$18.18$399K
Jason P. RhodesDirMay 5SPLAN2,403$18.03$43K
Jason P. RhodesDirMay 5SPLAN60$18.03$1K
Jason P. RhodesDirMay 5SPLAN6,081$18.03$110K
Jason P. RhodesDirMay 5SPLAN3,056$18.03$55K
Jason P. RhodesDirMay 4SPLAN2,466$18.00$44K
Jason P. RhodesDirMay 4SPLAN61$18.00$1K
Jason P. RhodesDirMay 4SPLAN6,241$18.00$112K
Jason P. RhodesDirMay 4SPLAN3,136$18.00$56K
Jason P. RhodesDirApr 28SPLAN21$19.00$399
Jason P. RhodesDirApr 28SPLAN1$19.00$19
Jason P. RhodesDirApr 28SPLAN52$19.00$988
Jason P. RhodesDirApr 28SPLAN26$19.00$494
Jason P. RhodesDirApr 28SPLAN47,082$18.38$865K
Jason P. RhodesDirApr 28SPLAN1,170$18.38$22K
Jason P. RhodesDirApr 28SPLAN119,115$18.38$2.2M
Jason P. RhodesDirApr 28SPLAN59,870$18.38$1.1M
David Charles LubnerDirApr 24G53,625$0.00—
Jason P. RhodesDirApr 27SPLAN35,947$18.15$652K
Jason P. RhodesDirApr 27SPLAN894$18.15$16K
Jason P. RhodesDirApr 27SPLAN90,943$18.15$1.7M
Jason P. RhodesDirApr 27SPLAN45,709$18.15$830K
Jason P. RhodesDirApr 24SPLAN28,583$18.48$528K
Jason P. RhodesDirApr 24SPLAN710$18.48$13K
Jason P. RhodesDirApr 24SPLAN72,310$18.48$1.3M
Jason P. RhodesDirApr 24SPLAN36,345$18.48$672K
Jason P. RhodesDirApr 23SPLAN15,148$19.19$291K
Jason P. RhodesDirApr 23SPLAN377$19.19$7K
Jason P. RhodesDirApr 23SPLAN38,322$19.19$735K
Jason P. RhodesDirApr 23SPLAN19,261$19.19$370K
Dirk KerstenDirApr 22SPLAN2,652$20.00$53K
Dirk KerstenDirApr 21SPLAN8,300$20.01$166K
Jason P. RhodesDirApr 22SPLAN59,663$19.68$1.2M
Jason P. RhodesDirApr 22SPLAN1,485$19.68$29K
Jason P. RhodesDirApr 22SPLAN150,942$19.68$3.0M
Jason P. RhodesDirApr 22SPLAN75,866$19.68$1.5M
Jason P. RhodesDirApr 21SPLAN605$20.05$12K
Jason P. RhodesDirApr 21SPLAN15$20.05$301
Jason P. RhodesDirApr 21SPLAN1,530$20.05$31K
Jason P. RhodesDirApr 21SPLAN769$20.05$15K
Jason P. RhodesDirApr 21SPLAN56,228$19.51$1.1M
Jason P. RhodesDirApr 21SPLAN1,398$19.51$27K
Jason P. RhodesDirApr 21SPLAN142,253$19.51$2.8M
Jason P. RhodesDirApr 21SPLAN71,499$19.51$1.4M
Jason P. RhodesDirApr 20SPLAN56,368$20.06$1.1M
Jason P. RhodesDirApr 20SPLAN1,401$20.06$28K
Jason P. RhodesDirApr 20SPLAN142,604$20.06$2.9M
Jason P. RhodesDirApr 20SPLAN71,676$20.06$1.4M
Dirk KerstenDirApr 20SPLAN125,274$20.07$2.5M
Dirk KerstenDirApr 17SPLAN211,974$20.29$4.3M
Dirk KerstenDirApr 16SPLAN6,657$20.06$134K
Dirk KerstenDirApr 16SPLAN11,116$21.10$235K
Dirk KerstenDirApr 15SPLAN81,840$20.27$1.7M
Erick LuceraCFOApr 1SPLAN5,727$18.64$107K
Brian S. PosnerDirMar 30P2,000$17.08$34K
Brian S. PosnerDirMar 11P2,000$19.35$39K
Dirk KerstenDirMar 11SPLAN129,672$19.52$2.5M
Dirk KerstenDirMar 10SPLAN281,858$19.80$5.6M
Dirk KerstenDirMar 10SPLAN219,758$19.33$4.2M
Dirk KerstenDirMar 10SPLAN9,482$18.21$173K
Dirk KerstenDirMar 9SPLAN177,690$17.72$3.1M
Brian S. PosnerDirMar 6P3,000$15.06$45K
Johanna Friedl-NadererChiefMar 5SPLAN148$14.90$2K
Douglas KerrCMOMar 5SPLAN904$14.90$13K
John CoxCEOMar 5SPLAN2,732$14.90$41K
Douglas KerrCMODERIVFeb 12A130,000$0.00—?
Douglas KerrCMOFeb 12A85,000$0.00—
Johanna Friedl-NadererChiefDERIVFeb 12A90,000$0.00—?
Johanna Friedl-NadererChiefFeb 12A60,000$0.00—
Erick LuceraCFODERIVFeb 12A105,000$0.00—?
Erick LuceraCFOFeb 12A65,000$0.00—
John CoxCEODERIVFeb 12A285,000$0.00—?
John CoxCEOFeb 12A180,000$0.00—
John CoxCEODec 5SPLAN2,662$20.72$55K