ACUMEN PHARMACEUTICALS INC

Ticker: ABOS CUSIP: 00509G209 Class: Common Stock

OMERS ADMINISTRATION Corp's Holding History (CIK: 0001053321)

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

Q4 2025

Shares 22,454 Value ($000) $47 Avg Close $1.98 Range $1.50 - $2.46

Q1 2024

Shares 23,800 Value ($000) $96 Avg Close $3.77 Range $2.90 - $5.09

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	22,454	$47	$1.98	$1.50 - $2.46
Q1 2024	23,800	$96	$3.77	$2.90 - $5.09