Amphastar Pharmaceuticals, Inc.
NASDAQAmphastar Pharmaceuticals reports after the bell today with the Street decisively negative and short interest near its highest level of the year. The short-side positioning is a genuine story here. Bears hold 9.4% of the free float — up nearly 20% over the past month — making this one of the more crowded short books in the pharmaceuticals space. Despite that build, the borrow…
Snapshot as of 20 Sept 2026
Amphastar Pharmaceuticals reports after the bell today with the Street decisively negative and short interest near its highest level of the year. The short-side positioning is a genuine story here. Bears hold 9.4% of…
Amphastar Pharmaceuticals heads into early summer with a badly damaged chart, a crowded short book, and a Street that has turned firmly against the name — all in the wake of a catastrophic Q1 print. The short interest…
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