Richard K. Prins - Dec 10, 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
Dec 10, 2021
Transactions value $
-$22,477
Form type
4
Date filed
12/13/2021, 06:36 PM
Previous filing
Nov 23, 2021
Next filing
Dec 27, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMPH Common Stock Options Exercise $90.5K +5.29K +11.71% $17.11 50.5K Dec 10, 2021 Direct
transaction AMPH Common Stock Sale -$113K -5.29K -10.48% $21.36 45.2K Dec 10, 2021 Direct F1

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 -5.29K -34.6% $0.00 10K Dec 10, 2021 Common Stock 5.29K $17.11 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.35 to $21.42, inclusive. The reporting person undertakes to provide 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.
F2 Shares subject to the option are fully vested and immediately exercisable.