AMPH

Amphastar Pharmaceuticals, Inc. SEC filings

Every EDGAR filing for Amphastar Pharmaceuticals, Inc. (AMPH), newest first, with AI summaries and stories.

Ticker
AMPH
CIK
1297184
Latest filing
Sep 23

Next: earnings expected ~Nov 6 · 10-Q expected ~Nov 9 (deadline Nov 9) · usually files the day after earnings

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Insider activity

No open-market insider buys in the last 30 days.

Also: 1 planned 10b5-1 sale ($103K).

All AMPH insider trades

Filings

Every filing, newest first. MAJOR and NOTABLE filings lead the app's feed; ROUTINE ones are kept here.

  14. ROUTINE4Amphastar Pharmaceuticals, Inc.AMPH

    2 insider filings

    Anthony T Pierce, insider filing for AMPH

    Show all 2
    • 4Insider filing for AMPH
    • 3New insider at AMPH

    Anthony T Pierce, reporting

  17. ROUTINE4Amphastar Pharmaceuticals, Inc.AMPH

    6 insider filings

    Richard K Prins, insider filing for AMPH

    Show all 6
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH

    Richard K Prins, reporting

  26. ROUTINE4Amphastar Pharmaceuticals, Inc.AMPH

    3 insider filings

    Rong Zhou, insider filing for AMPH

    Show all 3
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH

    Rong Zhou, reporting

  30. ROUTINE4Amphastar Pharmaceuticals, Inc.AMPH

    2 insider filings

    Yakob Liawatidewi, insider filing for AMPH

    Show all 2
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH

    Yakob Liawatidewi, reporting

  32. ROUTINE4Amphastar Pharmaceuticals, Inc.AMPH

    3 insider filings

    Rong Zhou, insider filing for AMPH

    Show all 3
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH

    Rong Zhou, reporting

  33. ROUTINE4Amphastar Pharmaceuticals, Inc.AMPH

    4 insider filings

    Mary Z. Luo, insider filing for AMPH

    Show all 4
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH
    • 4Insider filing for AMPH

    Mary Z. Luo, reporting · Jack Y. Zhang, reporting

Older filings on EDGAR