William J. Peters - 21 Dec 2021 Form 4 Insider Report for Amphastar Pharmaceuticals, Inc. (AMPH)

Signature
/s/ William J. Peters
Issuer symbol
AMPH
Transactions as of
21 Dec 2021
Net transactions value
-$66,048
Form type
4
Filing time
22 Dec 2021, 16:04:21 UTC
Previous filing
17 Dec 2021
Next filing
04 Jan 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMPH Common Stock Options Exercise $118,886 +8,256 +7.8% $14.40 114,298 21 Dec 2021 Direct
transaction AMPH Common Stock Sale $184,934 -8,256 -7.2% $22.40 106,042 21 Dec 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 -8,256 -7.1% $0.000000 108,553 21 Dec 2021 Common Stock 8,256 $14.40 Direct F2
* 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 Shares subject to the option are fully vested and immediately exercisable.