Brian S. Posner - 11 Mar 2026 Form 4 Insider Report for Dyne Therapeutics, Inc. (DYN)

Role
Director
Signature
/s/ Ron Caponigro, Attorney-in-Fact
Issuer symbol
DYN
Transactions as of
11 Mar 2026
Net transactions value
+$38,700
Form type
4
Filing time
13 Mar 2026, 16:46:19 UTC
Previous filing
10 Mar 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Posner Brian S Director 1560 TRAPELO ROAD, WALTHAM /s/ Ron Caponigro, Attorney-in-Fact 13 Mar 2026 0001372455

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction DYN Common Stock Purchase $38,700 +2,000 +17% $19.35 13,500 11 Mar 2026 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.