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CLOSED · 16:55 ET
Market ClerkRecap
Sun Sep 6 · markets closed2 signals today321 insider buys this week · $404MCIRO short report next: Sep 15The week ahead

AMPH

Amphastar Pharmaceuticals, Inc.
NASDAQ · HEALTH CARE · PHARMACEUTICAL PREPARATIONS
23.18
−0.66 −2.77%
USD · Sep 4, 07:40 p.m. ET

Short interest

FINRA · TWICE MONTHLY
Report dateShares shortChange% of shares outAvg daily volumeDays to cover
2026-08-145.4M+457K12.66%541K10.0
2026-07-314.9M+754K11.59%415K11.9
2026-07-154.2M+329K9.81%374K11.2

Short Watch, all names.

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