William J. Peters - Dec 16, 2021 Form 4 Insider Report for Amphastar Pharmaceuticals, Inc. (AMPH)

Role
CFO, EVP & Treasurer
Signature
/s/ William J. Peters
Stock symbol
AMPH
Transactions as of
Dec 16, 2021
Transactions value $
-$13,952
Form type
4
Date filed
12/17/2021, 06:52 PM
Previous filing
Nov 12, 2021
Next filing
Dec 22, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMPH Common Stock Options Exercise $25.1K +1.74K +1.64% $14.40 108K Dec 16, 2021 Direct F2
transaction AMPH Common Stock Sale -$39.1K -1.74K -1.62% $22.40 106K Dec 16, 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 Employee Stock Option (right to buy) Options Exercise $0 -1.74K -1.47% $0.00 117K Dec 16, 2021 Common Stock 1.74K $14.40 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 7, 2021.
F2 Includes 353 shares acquired under the Issuer's 2014 Employee Stock Purchase Plan on November 30, 2021.
F3 Shares subject to the option are fully vested and immediately exercisable.