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DYN filings

Corporate insider profile

Brian S Posner Filing Activity

Latest reported as Director of Dyne Therapeutics, Inc. (DYN).

Purchase filings
4
Reported companies
2
Net open-market value
$63,537
Latest transaction
Jun 8, 2026

Transaction history

Open-market Transactions

Open-market insider purchase and sale transactions
DateCompanyRoleTypeSharesPriceTotal value
Jun 8, 2026Dyne Therapeutics, Inc. (DYN)DirectorOpen Market Purchase2,000$16.94$33,880
Jun 3, 2026ARCH CAPITAL GROUP LTD. (ACGL)Corporate insiderSale3,000$19.66$58,980
Jun 3, 2026Dyne Therapeutics, Inc. (DYN)DirectorOpen Market Purchase2,500$17.48$43,700