ACUMEN PHARMACEUTICALS INC

Ticker: ABOS CUSIP: 00509G209 Class: Common Stock

Federation des caisses Desjardins du Quebec's Holding History (CIK: 0002022297)

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

Q2 2025

Shares 1,500 Value ($000) $2 Avg Close $1.07 Range $0.85 - $1.31

Q1 2025

Shares 1,500 Value ($000) $2 Avg Close $1.43 Range $1.06 - $1.95

Q4 2024

Shares 1,500 Value ($000) $3 Avg Close $2.41 Range $1.69 - $3.36

Q3 2024

Shares 1,500 Value ($000) $4 Avg Close $2.71 Range $2.15 - $3.60

Q2 2023

Shares 892 Value ($000) $4 Avg Close $4.79 Range $3.52 - $6.67

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	1,500	$2	$1.07	$0.85 - $1.31
Q1 2025	1,500	$2	$1.43	$1.06 - $1.95
Q4 2024	1,500	$3	$2.41	$1.69 - $3.36
Q3 2024	1,500	$4	$2.71	$2.15 - $3.60
Q2 2023	892	$4	$4.79	$3.52 - $6.67