AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

Campbell & CO Investment Adviser LLC's Holding History (CIK: 0001353570)

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

Q4 2025
Shares 30,682 Value ($000) $822 Avg Close $25.76 Range $22.94 - $29.00
Q3 2025
Shares 44,068 Value ($000) $1,174 Avg Close $25.82 Range $20.39 - $31.26
Q2 2025
Shares 22,433 Value ($000) $515 Avg Close $24.82 Range $22.64 - $29.27
Q1 2025
Shares 45,789 Value ($000) $1,327 Avg Close $31.94 Range $25.89 - $39.01
Q4 2024
Shares 47,566 Value ($000) $1,766 Avg Close $45.73 Range $36.48 - $53.96
Q2 2024
Shares 8,668 Value ($000) $347 Avg Close $41.44 Range $38.43 - $46.62
Q1 2024
Shares 13,792 Value ($000) $606 Avg Close $51.65 Range $42.16 - $65.92
Q4 2021
Shares 14,800 Value ($000) $345 Avg Close $20.45 Range $18.12 - $23.85
Q3 2021
Shares 10,600 Value ($000) $202 Avg Close $19.59 Range $17.56 - $21.63
Q1 2021
Shares 11,961 Value ($000) $219 Avg Close $18.59 Range $17.11 - $20.93
Q4 2020
Shares 15,627 Value ($000) $314 Avg Close $19.46 Range $17.51 - $21.38
Q3 2020
Shares 16,127 Value ($000) $302 Avg Close $20.14 Range $17.83 - $22.69
Q2 2020
Shares 19,127 Value ($000) $430 Avg Close $18.31 Range $14.00 - $22.50
Q1 2018
Shares 23,341 Value ($000) $438 Avg Close $18.80 Range $16.76 - $20.45