Home/Filings/4/0001415889-25-015658
4//SEC Filing

Petersen Floyd F. 4

Accession 0001415889-25-015658

CIK 0001297184other

Filed

Jun 3, 8:00 PM ET

Accepted

Jun 4, 6:39 PM ET

Size

9.1 KB

Accession

0001415889-25-015658

Insider Transaction Report

Form 4
Period: 2025-06-02
Transactions
  • Award

    Common Stock

    2025-06-02+5,12278,031 total
  • Sale

    Common Stock

    2025-06-02$25.67/sh500$12,83572,909 total
  • Award

    Stock Option (right to buy)

    2025-06-02+11,40211,402 total
    Exercise: $25.38Exp: 2035-06-02Common Stock (11,402 underlying)
Footnotes (4)
  • [F1]The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 26, 2024.
  • [F2]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.39 to $25.97, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  • [F3]The reported shares are represented by restricted stock units, or RSUs, all of which vest on June 2, 2026.
  • [F4]All of the shares subject to the option vest on June 2, 2026.

Issuer

Amphastar Pharmaceuticals, Inc.

CIK 0001297184

Entity typeother

Related Parties

1
  • filerCIK 0001611286

Filing Metadata

Form type
4
Filed
Jun 3, 8:00 PM ET
Accepted
Jun 4, 6:39 PM ET
Size
9.1 KB