DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

Quantbot Technologies LP's Holding History (CIK: 0001512991)

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

Q3 2025

Shares 17,513 Value ($000) $222 Avg Close $11.41 Range $8.06 - $14.35

Q3 2024

Shares 959 Value ($000) $34 Avg Close $39.80 Range $23.55 - $47.45

Q4 2022

Shares 400 Value ($000) $5 Avg Close $11.57 Range $9.06 - $14.55

Q2 2022

Shares 2,100 Value ($000) $14 Avg Close $6.89 Range $4.30 - $11.21

Q1 2022

Shares 2,900 Value ($000) $27 Avg Close $8.51 Range $6.39 - $12.66

Q4 2021

Shares 3,000 Value ($000) $35 Avg Close $14.05 Range $11.56 - $16.48

Q3 2021

Shares 4,400 Value ($000) $71 Avg Close $17.73 Range $15.22 - $21.70

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	17,513	$222	$11.41	$8.06 - $14.35
Q3 2024	959	$34	$39.80	$23.55 - $47.45
Q4 2022	400	$5	$11.57	$9.06 - $14.55
Q2 2022	2,100	$14	$6.89	$4.30 - $11.21
Q1 2022	2,900	$27	$8.51	$6.39 - $12.66
Q4 2021	3,000	$35	$14.05	$11.56 - $16.48
Q3 2021	4,400	$71	$17.73	$15.22 - $21.70