Form 4 Tracker
John Cox

Director, CEO & President · 3 filings · Latest: May 13, 2026

Dyne Therapeutics, Inc.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
DYN
John CoxDirector, CEO & PresidentMay 13, 2026
Sale
$18.363,311$60.8K370,834
DYN
Cox JohnMay 13, 2026
Proposed Sale
$18.363,311$60.8K
DYN
John CoxDirector, CEO & PresidentMar 5, 2026
Sale
$14.902,732$40.7K374,145
DYN
Cox JohnMar 5, 2026
Proposed Sale
$14.902,732$40.7K
DYN
Cox JohnDec 5, 2025
Proposed Sale
$20.722,662$55.1K
DYN
Cox JohnSep 5, 2025
Proposed Sale
$13.412,640$35.4K
DYN
Cox JohnJun 5, 2025
Proposed Sale
$13.354,060$54.2K
DYN
Cox JohnMar 5, 2025
Proposed Sale
$11.894,067$48.4K