AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

GF FUND MANAGEMENT CO. LTD.'s Holding History (CIK: 0002057060)

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

Q4 2025
Shares 902 Value ($000) $24 Avg Close $25.76 Range $22.94 - $29.00
Q3 2025
Shares 1,000 Value ($000) $27 Avg Close $25.82 Range $20.39 - $31.26
Q2 2025
Shares 1,230 Value ($000) $28 Avg Close $24.82 Range $22.64 - $29.27
Q1 2025
Shares 1,230 Value ($000) $36 Avg Close $31.94 Range $25.89 - $39.01
Q4 2024
Shares 1,010 Value ($000) $38 Avg Close $45.73 Range $36.48 - $53.96