ACUMEN PHARMACEUTICALS INC

Ticker: ABOS CUSIP: 00509G209 Class: Common Stock

NINE MASTS CAPITAL Ltd's Holding History (CIK: 0001569356)

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

Q4 2025

Shares 10,637 Value ($000) $22 Avg Close $1.98 Range $1.50 - $2.46

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10,637	$22	$1.98	$1.50 - $2.46