Latest long-term debt for AMPH: $65M.
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+ FollowLatest change versus the prior comparable period (same company).
As of the most recent data (March 2026), AMPH shows a long-term debt of $65M. That compares with $640M in the prior-year period — down 89.9% year over year. Scroll down for historical charts and peer comparison views.
Compared with the year-ago period, AMPH's long-term debt is now $65M (was $640M) — a 89.9% year-over-year decrease. Pairing that YoY change with peer averages gives a clearer picture of whether Amphastar Pharmaceuticals is outperforming or lagging.
Tracking AMPH's long-term debt over time shows whether Amphastar Pharmaceuticals is scaling, shrinking, or reshaping that part of the business. The current reading is $65M That compares with $640M in the prior-year period — down 89.9% year over year. Multi-quarter patterns matter more than any single print, which is why this page emphasizes history and peer comparison charts.
Besides this long-term debt page, Stockcircle has Amphastar Pharmaceuticals's full stock overview, other financial metrics, insider and congress trade tabs, and tools to follow the stock. Together they help you connect long-term debt (currently $65M) with ownership activity and broader fundamentals.
Amphastar Pharmaceuticals's long-term debt is $65M; compare it with other Healthcare names on the peer chart. Typical ranges vary by sub-industry, so always sanity-check against the closest competitors, not just the whole sector bucket.