DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

ExodusPoint Capital Management, LP's Holding History (CIK: 0001736225)

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

Q2 2025

Shares 46,270 Value ($000) $0 Avg Close $11.01 Range $6.36 - $15.23

Q1 2025

Shares 118,869 Value ($000) $1 Avg Close $14.30 Range $9.96 - $26.22

Q3 2023

Shares 184,010 Value ($000) $2 Avg Close $10.77 Range $8.35 - $12.68

Q2 2023

Shares 34,484 Value ($000) $0 Avg Close $11.80 Range $8.04 - $15.02

Q1 2023

Shares 26,012 Value ($000) $0 Avg Close $12.99 Range $10.71 - $15.60

Q3 2020

Shares 78,448 Value ($000) $1,584 Avg Close $21.96 Range $19.27 - $27.11

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	46,270	$0	$11.01	$6.36 - $15.23
Q1 2025	118,869	$1	$14.30	$9.96 - $26.22
Q3 2023	184,010	$2	$10.77	$8.35 - $12.68
Q2 2023	34,484	$0	$11.80	$8.04 - $15.02
Q1 2023	26,012	$0	$12.99	$10.71 - $15.60
Q3 2020	78,448	$1,584	$21.96	$19.27 - $27.11