DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000922127)

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

Q2 2025

Shares 51,011 Value ($000) $486 Avg Close $11.01 Range $6.36 - $15.23

Q1 2025

Shares 48,516 Value ($000) $507 Avg Close $14.30 Range $9.96 - $26.22

Q4 2024

Shares 48,348 Value ($000) $1,139 Avg Close $29.58 Range $23.05 - $35.90

Q3 2024

Shares 48,391 Value ($000) $1,738 Avg Close $39.80 Range $23.55 - $47.45

Q2 2024

Shares 48,845 Value ($000) $1,724 Avg Close $29.06 Range $23.11 - $36.60

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	51,011	$486	$11.01	$6.36 - $15.23
Q1 2025	48,516	$507	$14.30	$9.96 - $26.22
Q4 2024	48,348	$1,139	$29.58	$23.05 - $35.90
Q3 2024	48,391	$1,738	$39.80	$23.55 - $47.45
Q2 2024	48,845	$1,724	$29.06	$23.11 - $36.60