Richard K. Prins - Nov 22, 2021 Form 4 Insider Report for Amphastar Pharmaceuticals, Inc. (AMPH)

Role
Director
Signature
/s/ Eva Wen, by power of attorney
Stock symbol
AMPH
Transactions as of
Nov 22, 2021
Transactions value $
-$20,550
Form type
4
Date filed
11/23/2021, 07:17 PM
Previous filing
Jun 8, 2021
Next filing
Dec 13, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMPH Common Stock Options Exercise $85.6K +5K +11.07% $17.11 50.2K Nov 22, 2021 Direct
transaction AMPH Common Stock Sale -$106K -5K -9.96% $21.22 45.2K Nov 22, 2021 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction AMPH Stock Option (right to buy) Options Exercise $0 -5K -24.64% $0.00 15.3K Nov 22, 2021 Common Stock 5K $17.11 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares subject to the option are fully vested and immediately exercisable.