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Short interest & flow

Most Shorted Squeeze Risk Largest Short Volume Highest Off-Exchange Share

Ownership & fundamentals

Insider Sentiment Largest Buybacks Going-Concern Flags

Institutions 13F filings, portfolios & smart money

Filers & Rankings

Browse Filers Top by AUM Smart Money Index Superinvestors AUM Movers Most-Held Stocks Last Quarter's Movers Overlap Matrix Clone Backtest Beneficial Ownership

13F Activity

13F Statistics Latest Filings 13F Trends Double-Down Report Conviction Heat Map

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David Amsalam

David Amsalam

Analyst

Analyst — Piper Sandler

Earnings-call appearances

Amphastar Pharmaceuticals, Inc. Q4 FY2025 Earnings Call
Amphastar Pharmaceuticals, Inc. (AMPH)

2026-02-26

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