DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

Cornerstone Financial Management LLC's Holding History (CIK: 0002110329)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 40 Value ($000) $1 Avg Close $18.94 Range $12.33 - $25.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	40	$1	$18.94	$12.33 - $25.00