ACUMEN PHARMACEUTICALS INC

Ticker: ABOS CUSIP: 00509G209 Class: Common Stock

ADAR1 Capital Management, LLC's Holding History (CIK: 0001940272)

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

Q4 2025

Shares 891,183 Value ($000) $1,880 Avg Close $1.98 Range $1.50 - $2.46

Q3 2025

Shares 891,183 Value ($000) $1,524 Avg Close $1.38 Range $1.10 - $1.82

Q2 2025

Shares 916,183 Value ($000) $1,063 Avg Close $1.07 Range $0.85 - $1.31

Q1 2025

Shares 146,183 Value ($000) $161 Avg Close $1.43 Range $1.06 - $1.95

Q4 2024

Shares 94,294 Value ($000) $162 Avg Close $2.41 Range $1.69 - $3.36

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	891,183	$1,880	$1.98	$1.50 - $2.46
Q3 2025	891,183	$1,524	$1.38	$1.10 - $1.82
Q2 2025	916,183	$1,063	$1.07	$0.85 - $1.31
Q1 2025	146,183	$161	$1.43	$1.06 - $1.95
Q4 2024	94,294	$162	$2.41	$1.69 - $3.36