AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

Pathstone Holdings, LLC's Holding History (CIK: 0002011612)

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

Q3 2025
Shares 7,984 Value ($000) $213 Avg Close $25.82 Range $20.39 - $31.26
Q1 2025
Shares 10,328 Value ($000) $300 Avg Close $31.94 Range $25.89 - $39.01
Q4 2024
Shares 9,694 Value ($000) $360 Avg Close $45.73 Range $36.48 - $53.96
Q3 2024
Shares 10,121 Value ($000) $491 Avg Close $43.89 Range $36.56 - $50.62
Q2 2024
Shares 7,452 Value ($000) $298 Avg Close $41.44 Range $38.43 - $46.62
Q1 2024
Shares 5,607 Value ($000) $246 Avg Close $51.65 Range $42.16 - $65.92
Q4 2023
Shares 5,683 Value ($000) $351 Avg Close $52.53 Range $43.79 - $63.67