ACUMEN PHARMACEUTICALS INC

Ticker: ABOS CUSIP: 00509G209 Class: Common Stock

HRT FINANCIAL LP's Holding History (CIK: 0001475597)

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

Q3 2025

Shares 14,014 Value ($000) $0 Avg Close $1.38 Range $1.10 - $1.82

Q2 2025

Shares 31,427 Value ($000) $0 Avg Close $1.07 Range $0.85 - $1.31

Q1 2024

Shares 105,117 Value ($000) $0 Avg Close $3.77 Range $2.90 - $5.09

Q1 2023

Shares 43,115 Value ($000) $0 Avg Close $5.22 Range $3.74 - $6.83

Q4 2022

Shares 20,672 Value ($000) $0 Avg Close $6.72 Range $4.58 - $10.68

Q4 2021

Shares 81,917 Value ($000) $553 Avg Close $10.99 Range $6.20 - $15.64

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	14,014	$0	$1.38	$1.10 - $1.82
Q2 2025	31,427	$0	$1.07	$0.85 - $1.31
Q1 2024	105,117	$0	$3.77	$2.90 - $5.09
Q1 2023	43,115	$0	$5.22	$3.74 - $6.83
Q4 2022	20,672	$0	$6.72	$4.58 - $10.68
Q4 2021	81,917	$553	$10.99	$6.20 - $15.64