ACUMEN PHARMACEUTICALS INC

Ticker: ABOS CUSIP: 00509G209 Class: Common Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q1 2025

Shares 2,343 Value ($000) $0 Avg Close $1.43 Range $1.06 - $1.95

Q4 2024

Shares 1,191 Value ($000) $0 Avg Close $2.41 Range $1.69 - $3.36

Q4 2023

Shares 21,422 Value ($000) $0 Avg Close $2.97 Range $1.81 - $4.60

Q3 2023

Shares 11,448 Value ($000) $0 Avg Close $6.18 Range $4.00 - $11.31

Q2 2023

Shares 4,546 Value ($000) $0 Avg Close $4.79 Range $3.52 - $6.67

Q2 2022

Shares 2,672 Value ($000) $12 Avg Close $3.76 Range $3.02 - $5.03

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	2,343	$0	$1.43	$1.06 - $1.95
Q4 2024	1,191	$0	$2.41	$1.69 - $3.36
Q4 2023	21,422	$0	$2.97	$1.81 - $4.60
Q3 2023	11,448	$0	$6.18	$4.00 - $11.31
Q2 2023	4,546	$0	$4.79	$3.52 - $6.67
Q2 2022	2,672	$12	$3.76	$3.02 - $5.03