William J. Peters - Mar 15, 2025 Form 4 Insider Report for Amphastar Pharmaceuticals, Inc. (AMPH)

Role
CFO, EVP & TREASURER, Director
Signature
/s/ William J. Peters
Stock symbol
AMPH
Transactions as of
Mar 15, 2025
Transactions value $
-$135,648
Form type
4
Date filed
3/18/2025, 06:38 PM
Previous filing
Mar 12, 2025
SEC
View on sec.gov

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMPH Common Stock Tax liability -$52.5K -1.97K -1.51% $26.66 128K Mar 15, 2025 Direct F1
transaction AMPH Common Stock Tax liability -$83.2K -3K -2.34% $27.69 125K Mar 17, 2025 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The reported shares were withheld to satisfy the reporting person's tax liability in connection with the vesting of restricted stock units, or RSUs.