AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

Assenagon Asset Management S.A.'s Holding History (CIK: 0001546007)

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

Q4 2025
Shares 15,216 Value ($000) $407 Avg Close $25.76 Range $22.94 - $29.00
Q3 2025
Shares 15,216 Value ($000) $406 Avg Close $25.82 Range $20.39 - $31.26
Q2 2025
Shares 16,610 Value ($000) $381 Avg Close $24.82 Range $22.64 - $29.27
Q1 2025
Shares 15,216 Value ($000) $441 Avg Close $31.94 Range $25.89 - $39.01
Q4 2024
Shares 161,399 Value ($000) $5,993 Avg Close $45.73 Range $36.48 - $53.96
Q3 2024
Shares 167,355 Value ($000) $8,122 Avg Close $43.89 Range $36.56 - $50.62
Q2 2024
Shares 189,605 Value ($000) $7,584 Avg Close $41.44 Range $38.43 - $46.62
Q1 2024
Shares 154,299 Value ($000) $6,775 Avg Close $51.65 Range $42.16 - $65.92
Q2 2023
Shares 12,123 Value ($000) $697 Avg Close $44.33 Range $35.62 - $58.70
Q1 2023
Shares 169,056 Value ($000) $6,340 Avg Close $32.78 Range $27.58 - $38.22
Q4 2022
Shares 173,479 Value ($000) $5 Avg Close $29.04 Range $26.76 - $31.64
Q3 2022
Shares 145,216 Value ($000) $4,081 Avg Close $32.65 Range $27.10 - $39.07
Q2 2022
Shares 419,017 Value ($000) $14,578 Avg Close $35.69 Range $28.64 - $44.46
Q1 2022
Shares 427,605 Value ($000) $15,351 Avg Close $28.36 Range $22.07 - $37.16
Q4 2021
Shares 527,678 Value ($000) $12,290 Avg Close $20.45 Range $18.12 - $23.85
Q3 2021
Shares 177,803 Value ($000) $3,380 Avg Close $19.59 Range $17.56 - $21.63
Q2 2021
Shares 190,017 Value ($000) $3,831 Avg Close $18.84 Range $16.91 - $20.94
Q1 2021
Shares 160,247 Value ($000) $2,936 Avg Close $18.59 Range $17.11 - $20.93
Q4 2018
Shares 65,926 Value ($000) $1,312 Avg Close $19.71 Range $17.71 - $22.74