ACUMEN PHARMACEUTICALS INC

Ticker: ABOS CUSIP: 00509G209 Class: Common Stock

RA CAPITAL MANAGEMENT, L.P.'s Holding History (CIK: 0001346824)

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

Q4 2025
Shares 14,932,063 Value ($000) $31,507 Avg Close $1.98 Range $1.50 - $2.46
Q3 2025
Shares 14,932,063 Value ($000) $25,534 Avg Close $1.38 Range $1.10 - $1.82
Q2 2025
Shares 14,932,063 Value ($000) $17,321 Avg Close $1.07 Range $0.85 - $1.31
Q1 2025
Shares 14,932,063 Value ($000) $16,425 Avg Close $1.43 Range $1.06 - $1.95
Q4 2024
Shares 14,932,063 Value ($000) $25,683 Avg Close $2.41 Range $1.69 - $3.36
Q3 2024
Shares 14,932,063 Value ($000) $37,032 Avg Close $2.71 Range $2.15 - $3.60
Q2 2024
Shares 14,932,063 Value ($000) $36,136 Avg Close $3.18 Range $2.08 - $4.06
Q1 2024
Shares 14,932,063 Value ($000) $60,475 Avg Close $3.77 Range $2.90 - $5.09
Q4 2023
Shares 14,932,063 Value ($000) $57,339 Avg Close $2.97 Range $1.81 - $4.60
Q3 2023
Shares 14,932,063 Value ($000) $61,968 Avg Close $6.18 Range $4.00 - $11.31
Q2 2023
Shares 9,770,773 Value ($000) $46,997 Avg Close $4.79 Range $3.52 - $6.67
Q1 2023
Shares 9,770,773 Value ($000) $39,669 Avg Close $5.22 Range $3.74 - $6.83
Q4 2022
Shares 9,770,773 Value ($000) $52,762 Avg Close $6.72 Range $4.58 - $10.68
Q3 2022
Shares 9,770,773 Value ($000) $98,001 Avg Close $5.74 Range $4.09 - $10.97
Q2 2022
Shares 9,770,773 Value ($000) $45,923 Avg Close $3.76 Range $3.02 - $5.03
Q1 2022
Shares 9,770,773 Value ($000) $38,204 Avg Close $5.44 Range $3.84 - $7.04
Q4 2021
Shares 9,770,773 Value ($000) $66,050 Avg Close $10.99 Range $6.20 - $15.64
Q3 2021
Shares 9,770,773 Value ($000) $145,194 Avg Close $16.64 Range $13.95 - $26.98