ACUMEN PHARMACEUTICALS INC

Ticker: ABOS CUSIP: 00509G209 Class: Common Stock

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2025
Shares 4,752 Value ($000) $10 Avg Close $1.98 Range $1.50 - $2.46
Q3 2025
Shares 7,798 Value ($000) $13 Avg Close $1.38 Range $1.10 - $1.82
Q2 2025
Shares 8,524 Value ($000) $10 Avg Close $1.07 Range $0.85 - $1.31
Q1 2025
Shares 2,411 Value ($000) $3 Avg Close $1.43 Range $1.06 - $1.95
Q4 2024
Shares 28,848 Value ($000) $50 Avg Close $2.41 Range $1.69 - $3.36
Q3 2024
Shares 122,589 Value ($000) $304 Avg Close $2.71 Range $2.15 - $3.60
Q2 2024
Shares 125,024 Value ($000) $303 Avg Close $3.18 Range $2.08 - $4.06
Q1 2024
Shares 28,037 Value ($000) $114 Avg Close $3.77 Range $2.90 - $5.09
Q4 2023
Shares 7,543 Value ($000) $29 Avg Close $2.97 Range $1.81 - $4.60
Q2 2023
Shares 32,800 Value ($000) $158 Avg Close $4.79 Range $3.52 - $6.67
Q1 2023
Shares 4,300 Value ($000) $17 Avg Close $5.22 Range $3.74 - $6.83
Q4 2022
Shares 13,509 Value ($000) $73 Avg Close $6.72 Range $4.58 - $10.68
Q3 2022
Shares 12,880 Value ($000) $129 Avg Close $5.74 Range $4.09 - $10.97