Yakob Liawatidewi - 16 Mar 2023 Form 4 Insider Report for Amphastar Pharmaceuticals, Inc. (AMPH)

Signature
/s/ Eva Wen, by power of attorney
Issuer symbol
AMPH
Transactions as of
16 Mar 2023
Net transactions value
-$121,625
Form type
4
Filing time
20 Mar 2023, 20:05:37 UTC
Previous filing
17 Mar 2023
Next filing
12 Apr 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMPH Common Stock Tax liability $60,912 -1,620 -2.2% $37.60 70,888 16 Mar 2023 Direct F1
transaction AMPH Common Stock Tax liability $60,713 -1,673 -2.4% $36.29 69,215 17 Mar 2023 Direct F1
holding AMPH Common Stock 2,459 16 Mar 2023 See footnote F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The reported shares were withheld to satisfy the reporting person's tax liability in connection with the vesting of restricted stock units, or RSUs.
F2 The reported shares are held of record by the Yakob and Sunmoon Trust dated July 25, 2013 for which the reporting person serves as a trustee.