ACUMEN PHARMACEUTICALS INC

Ticker: ABOS CUSIP: 00509G209 Class: Common Stock

683 Capital Management, LLC's Holding History (CIK: 0001404574)

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

Q4 2023

Shares 78,431 Value ($000) $301 Avg Close $2.97 Range $1.81 - $4.60

Q1 2023

Shares 31,246 Value ($000) $127 Avg Close $5.22 Range $3.74 - $6.83

Q4 2022

Shares 31,246 Value ($000) $169 Avg Close $6.72 Range $4.58 - $10.68

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	78,431	$301	$2.97	$1.81 - $4.60
Q1 2023	31,246	$127	$5.22	$3.74 - $6.83
Q4 2022	31,246	$169	$6.72	$4.58 - $10.68