DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

Soleus Capital Management, L.P.'s Holding History (CIK: 0001802630)

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

Q4 2025

Shares 10,000 Value ($000) $196 Avg Close $18.94 Range $12.33 - $25.00

Q3 2024

Shares 117,500 Value ($000) $4,221 Avg Close $39.80 Range $23.55 - $47.45

Q2 2024

Shares 201,000 Value ($000) $7,093 Avg Close $29.06 Range $23.11 - $36.60

Q4 2021

Shares 338,760 Value ($000) $4,028 Avg Close $14.05 Range $11.56 - $16.48

Q3 2021

Shares 178,360 Value ($000) $2,897 Avg Close $17.73 Range $15.22 - $21.70

Q2 2021

Shares 178,360 Value ($000) $3,753 Avg Close $18.80 Range $15.13 - $22.92

Q1 2021

Shares 174,360 Value ($000) $2,708 Avg Close $19.35 Range $13.50 - $32.31

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10,000	$196	$18.94	$12.33 - $25.00
Q3 2024	117,500	$4,221	$39.80	$23.55 - $47.45
Q2 2024	201,000	$7,093	$29.06	$23.11 - $36.60
Q4 2021	338,760	$4,028	$14.05	$11.56 - $16.48
Q3 2021	178,360	$2,897	$17.73	$15.22 - $21.70
Q2 2021	178,360	$3,753	$18.80	$15.13 - $22.92
Q1 2021	174,360	$2,708	$19.35	$13.50 - $32.31