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Amphastar Pharmaceuticals (AMPH) Change in Inventory (2016 - 2026)

Amphastar Pharmaceuticals has reported Change in Inventory over the past 13 years, most recently at -$9.0 million for Q4 2025.

  • For Q4 2025, Change in Inventory fell 136.82% year-over-year to -$9.0 million; the TTM value through Dec 2025 reached $21.1 million, down 56.84%, while the annual FY2025 figure was $21.1 million, 56.84% down from the prior year.
  • Change in Inventory for Q4 2025 was -$9.0 million at Amphastar Pharmaceuticals, down from -$5.9 million in the prior quarter.
  • Over five years, Change in Inventory peaked at $31.1 million in Q1 2025 and troughed at -$9.0 million in Q4 2025.
  • A 5-year average of $4.1 million and a median of $3.4 million in 2021 define the central range for Change in Inventory.
  • Biggest five-year swings in Change in Inventory: tumbled 309.27% in 2023 and later skyrocketed 3829.48% in 2024.
  • Year by year, Change in Inventory stood at -$7.0 million in 2021, then soared by 83.26% to -$1.2 million in 2022, then plummeted by 309.27% to -$4.8 million in 2023, then skyrocketed by 608.37% to $24.5 million in 2024, then plummeted by 136.82% to -$9.0 million in 2025.
  • Business Quant data shows Change in Inventory for AMPH at -$9.0 million in Q4 2025, -$5.9 million in Q3 2025, and $4.8 million in Q2 2025.