DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

University of Wisconsin Foundation's Holding History (CIK: 0001697228)

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

Q4 2025

Shares 416,750 Value ($000) $8,152 Avg Close $18.94 Range $12.33 - $25.00

Q3 2025

Shares 517,750 Value ($000) $6,550 Avg Close $11.41 Range $8.06 - $14.35

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	416,750	$8,152	$18.94	$12.33 - $25.00
Q3 2025	517,750	$6,550	$11.41	$8.06 - $14.35