DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

B. Metzler seel. Sohn & Co. AG's Holding History (CIK: 0001847838)

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

Q4 2023

Shares 19,962 Value ($000) $265 Avg Close $9.77 Range $6.40 - $13.88

Q3 2023

Shares 18,973 Value ($000) $170 Avg Close $10.77 Range $8.35 - $12.68

Q2 2023

Shares 37,946 Value ($000) $427 Avg Close $11.80 Range $8.04 - $15.02

Q1 2023

Shares 18,973 Value ($000) $219 Avg Close $12.99 Range $10.71 - $15.60

Q4 2022

Shares 15,537 Value ($000) $180 Avg Close $11.57 Range $9.06 - $14.55

Q3 2022

Shares 12,604 Value ($000) $160 Avg Close $11.47 Range $6.76 - $15.63

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	19,962	$265	$9.77	$6.40 - $13.88
Q3 2023	18,973	$170	$10.77	$8.35 - $12.68
Q2 2023	37,946	$427	$11.80	$8.04 - $15.02
Q1 2023	18,973	$219	$12.99	$10.71 - $15.60
Q4 2022	15,537	$180	$11.57	$9.06 - $14.55
Q3 2022	12,604	$160	$11.47	$6.76 - $15.63