Rong Zhou - Jan 10, 2022 Form 4 Insider Report for Amphastar Pharmaceuticals, Inc. (AMPH)

Role
EVP, Production Center
Signature
/s/ Eva Wen, by power of attorney
Stock symbol
AMPH
Transactions as of
Jan 10, 2022
Transactions value $
-$377,664
Form type
4
Date filed
1/11/2022, 07:28 PM
Previous filing
Nov 12, 2021
Next filing
Feb 9, 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMPH Common Stock Options Exercise $153K +14K +16.77% $10.93 97.5K Jan 10, 2022 Direct F1
transaction AMPH Common Stock Sale -$267K -10.7K -10.95% $24.96 86.8K Jan 10, 2022 Direct F2, F3
transaction AMPH Common Stock Sale -$264K -10.3K -11.81% $25.77 76.6K Jan 10, 2022 Direct F2, F4
holding AMPH Common Stock 99.7K Jan 10, 2022 See footnote F5
holding AMPH Common Stock 5K Jan 10, 2022 See footnote F6

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 -14K -50% $0.00 14K Jan 10, 2022 Common Stock 14K $10.93 Direct F7
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Includes 360 shares acquired under the Issuer's 2014 Employee Stock Purchase Plan on November 30, 2021.
F2 The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 8, 2021.
F3 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $24.64 to $25.54, inclusive. The reporting person undertakes to provide to 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 within the ranges set forth in footnotes (3) and (4) to this Form 4.
F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.67 to $25.77, inclusive.
F5 The shares are held of record by the Zhou Family Trust for which the reporting person serves as a trustee.
F6 The shares are held of record by the reporting person's spouse.
F7 Shares subject to the option are fully vested and immediately exercisable.