DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

Rafferty Asset Management, LLC's Holding History (CIK: 0001389426)

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

Q4 2025

Shares 233,835 Value ($000) $4,574 Avg Close $18.94 Range $12.33 - $25.00

Q3 2025

Shares 213,211 Value ($000) $2,697 Avg Close $11.41 Range $8.06 - $14.35

Q2 2025

Shares 110,248 Value ($000) $1,050 Avg Close $11.01 Range $6.36 - $15.23

Q1 2025

Shares 147,353 Value ($000) $1,541 Avg Close $14.30 Range $9.96 - $26.22

Q4 2024

Shares 167,482 Value ($000) $3,946 Avg Close $29.58 Range $23.05 - $35.90

Q3 2024

Shares 164,962 Value ($000) $5,925 Avg Close $39.80 Range $23.55 - $47.45

Q2 2024

Shares 145,378 Value ($000) $5,130 Avg Close $29.06 Range $23.11 - $36.60

Q1 2024

Shares 344,391 Value ($000) $9,777 Avg Close $22.62 Range $12.33 - $30.27

Q4 2023

Shares 164,041 Value ($000) $2,182 Avg Close $9.77 Range $6.40 - $13.88

Q3 2023

Shares 139,409 Value ($000) $1,249 Avg Close $10.77 Range $8.35 - $12.68

Q2 2023

Shares 117,264 Value ($000) $1,319 Avg Close $11.80 Range $8.04 - $15.02

Q4 2022

Shares 14,191 Value ($000) $164 Avg Close $11.57 Range $9.06 - $14.55

Q3 2022

Shares 21,128 Value ($000) $268 Avg Close $11.47 Range $6.76 - $15.63

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	233,835	$4,574	$18.94	$12.33 - $25.00
Q3 2025	213,211	$2,697	$11.41	$8.06 - $14.35
Q2 2025	110,248	$1,050	$11.01	$6.36 - $15.23
Q1 2025	147,353	$1,541	$14.30	$9.96 - $26.22
Q4 2024	167,482	$3,946	$29.58	$23.05 - $35.90
Q3 2024	164,962	$5,925	$39.80	$23.55 - $47.45
Q2 2024	145,378	$5,130	$29.06	$23.11 - $36.60
Q1 2024	344,391	$9,777	$22.62	$12.33 - $30.27
Q4 2023	164,041	$2,182	$9.77	$6.40 - $13.88
Q3 2023	139,409	$1,249	$10.77	$8.35 - $12.68
Q2 2023	117,264	$1,319	$11.80	$8.04 - $15.02
Q4 2022	14,191	$164	$11.57	$9.06 - $14.55
Q3 2022	21,128	$268	$11.47	$6.76 - $15.63