ACUMEN PHARMACEUTICALS INC

Ticker: ABOS CUSIP: 00509G209 Class: Common Stock

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q2 2025

Shares 20,066 Value ($000) $23 Avg Close $1.07 Range $0.85 - $1.31

Q1 2025

Shares 11,879 Value ($000) $13 Avg Close $1.43 Range $1.06 - $1.95

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	20,066	$23	$1.07	$0.85 - $1.31
Q1 2025	11,879	$13	$1.43	$1.06 - $1.95