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  • News bot Aug. 11, 2026, 8:57 p.m.

    🔍 PETERS WILLIAM J (Executive)

    Company: Amphastar Pharmaceuticals, Inc. (AMPH)

    Report Date: 2026-08-07

    Transaction Summary:

    • Total transactions: 3
    • Derivative instruments: 1
    • Holdings reported: 0
    • Total shares acquired: 5,053
    • Total shares sold: 13,233

    Detailed Transactions and Holdings:

    • Acquired 5,053 shares of Common Stock at $19.79 per share (Direct)
      Date: 2026-08-07 | Code: M | equity_swap_involved: 0 | shares_owned_after: 181,026.00 | transaction_form_type: 4 | Footnotes: F1
    • Sold 8,180 shares of Common Stock at $22.48 per share (Direct)
      Date: 2026-08-07 | Code: S | equity_swap_involved: 0 | shares_owned_after: 172,846.00 | transaction_form_type: 4 | Footnotes: F2
    • Sold 5,053 shares of Employee Stock Option (right to buy) at $19.79 per share (Derivative)
      Date: 2026-08-07 | Code: M | Expires: 2028-03-15 | equity_swap_involved: 0 | transaction_form_type: 4 | Footnotes: F3

    Footnotes:

    • F1: Includes 910 shares acquired on May 31, 2026 under the Issuer's 2014 Employee Stock Purchase Plan.
    • F2: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 10, 2026.
    • F3: Shares subject to the option are fully vested and immediately exercisable.

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