DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q2 2024

Shares 25,000 Value ($000) $882 Avg Close $29.06 Range $23.11 - $36.60

Q2 2021

Shares 125,566 Value ($000) $2,642 Avg Close $18.80 Range $15.13 - $22.92

Q1 2021

Shares 125,566 Value ($000) $1,950 Avg Close $19.35 Range $13.50 - $32.31

Q4 2020

Shares 78,566 Value ($000) $1,650 Avg Close $19.78 Range $15.60 - $25.01

Q3 2020

Shares 29,195 Value ($000) $589 Avg Close $21.96 Range $19.27 - $27.11

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2024	25,000	$882	$29.06	$23.11 - $36.60
Q2 2021	125,566	$2,642	$18.80	$15.13 - $22.92
Q1 2021	125,566	$1,950	$19.35	$13.50 - $32.31
Q4 2020	78,566	$1,650	$19.78	$15.60 - $25.01
Q3 2020	29,195	$589	$21.96	$19.27 - $27.11