Filing Details
Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) filed a Form 8-K with the Securities and Exchange Commission on July 13, 2026, disclosing a material event.
Filing Details Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) filed a Form 8-K with the Securities and Exchange Commission on July 13, 2026, disclosing a material event. Market…

Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) filed a Form 8-K with the Securities and Exchange Commission on July 13, 2026, disclosing a material event.
Amphastar Pharmaceuticals, Inc.'s stock currently trades at $19.29 with a market capitalization of $929.6M. The Healthcare company's stock moved following the disclosure.
8-K filings report material events that shareholders should know about between regular quarterly or annual reports. These can include leadership changes, material agreements, acquisitions, asset sales, or changes to financial guidance. The specific nature of the event determines its significance for Amphastar Pharmaceuticals, Inc.'s stock.
All SEC filings for Amphastar Pharmaceuticals, Inc. are publicly available through the SEC's EDGAR database. Investors can set up alerts for new filings to stay current on material developments.
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Browse all filings on our AMPH SEC filings page.
Public companies like Amphastar Pharmaceuticals, Inc. file annual reports (10-K), quarterly reports (10-Q), material events (8-K), and insider transactions (Form 4) with the SEC.
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