DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

NEW YORK LIFE INVESTMENT MANAGEMENT LLC's Holding History (CIK: 0001133639)

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

Q4 2023

Shares 30,210 Value ($000) $402 Avg Close $9.77 Range $6.40 - $13.88

Q3 2023

Shares 30,906 Value ($000) $277 Avg Close $10.77 Range $8.35 - $12.68

Q2 2023

Shares 35,776 Value ($000) $402 Avg Close $11.80 Range $8.04 - $15.02

Q1 2023

Shares 42,369 Value ($000) $488 Avg Close $12.99 Range $10.71 - $15.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	30,210	$402	$9.77	$6.40 - $13.88
Q3 2023	30,906	$277	$10.77	$8.35 - $12.68
Q2 2023	35,776	$402	$11.80	$8.04 - $15.02
Q1 2023	42,369	$488	$12.99	$10.71 - $15.60