0001104659-23-034573.txt : 20230320
0001104659-23-034573.hdr.sgml : 20230320
20230320200227
ACCESSION NUMBER: 0001104659-23-034573
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20230316
FILED AS OF DATE: 20230320
DATE AS OF CHANGE: 20230320
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Luo Mary Z.
CENTRAL INDEX KEY: 0001611156
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36509
FILM NUMBER: 23747586
MAIL ADDRESS:
STREET 1: 11570 6TH STREET
CITY: RANCHO CUCAMONGA
STATE: CA
ZIP: 91730
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Zhang Jack Y.
CENTRAL INDEX KEY: 0001611157
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36509
FILM NUMBER: 23747587
MAIL ADDRESS:
STREET 1: 11570 6TH STREET
CITY: RANCHO CUCAMONGA
STATE: CA
ZIP: 91730
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: Amphastar Pharmaceuticals, Inc.
CENTRAL INDEX KEY: 0001297184
STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834]
IRS NUMBER: 330702205
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 11570 SIXTH STREET
CITY: RANCHO CUCAMONGA
STATE: CA
ZIP: 91730
BUSINESS PHONE: 909-980-9484
MAIL ADDRESS:
STREET 1: 11570 SIXTH STREET
CITY: RANCHO CUCAMONGA
STATE: CA
ZIP: 91730
4
1
tm239871-5_4seq1.xml
OWNERSHIP DOCUMENT
X0407
4
2023-03-16
0
0001297184
Amphastar Pharmaceuticals, Inc.
AMPH
0001611157
Zhang Jack Y.
C/O AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA,
CA
91730
1
1
1
0
CEO & Chief Scientific Officer
0001611156
Luo Mary Z.
C/O AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA,
CA
91730
1
1
1
0
COO,Chief Scientist & Chairman
0
Common Stock
2023-03-16
4
G
0
57365
0.00
D
0
I
See footnote
Common Stock
2023-03-16
4
G
0
57365
0.00
D
0
I
See footnote
Common Stock
2023-03-16
4
F
0
25241
37.60
D
2094486
D
Common Stock
2023-03-16
4
F
0
9998
37.60
D
1462654
I
See footnote
Common Stock
2023-03-17
4
F
0
15768
36.29
D
2078718
D
Common Stock
2023-03-17
4
F
0
7052
36.29
D
1455602
I
See footnote
Common Stock
6827679
I
See footnote
Common Stock
5000
I
See footnote
The shares are held of record by The Jack Y. Zhang 2020 GRAT dated February 7, 2020, Jack Y. Zhang trustee (the "Zhang GRAT"). On February 7, 2020, Dr. Zhang contributed 353,797 shares of directly held Issuer common stock to the Zhang GRAT for the benefit of himself and his three adult children (the "Distributees"). Pursuant to the terms of the Zhang GRAT, upon termination of the Zhang GRAT, 57,365 of the shares were distributed to Distributees. The remaining 296,431 shares representing annuity payments under the Zhang GRAT were previously distributed to Dr. Zhang and continue to be reported in this Form 4 as directly owned by Dr. Zhang.
The shares are held of record by The Mary Z. Luo 2020 GRAT dated February 7, 2020, Mary Z. Luo trustee (the "Luo GRAT"). On February 7, 2020, Dr. Luo contributed 353,797 shares of directly held Issuer common stock to the Luo GRAT for the benefit of herself and her three adult children (the "Distributees"). Pursuant to the terms of the Luo GRAT, upon termination of the Luo GRAT, 57,365 of the shares were distributed to Distributees. The remaining 296,431 shares representing annuity payments under the Luo GRAT were previously distributed to Dr. Luo and continue to be reported in this Form 4 as directly owned by Dr. Luo.
The reported shares were withheld to satisfy the reporting person's tax liability in connection with the vesting of restricted stock units, or RSUs.
Excludes 57,365 shares previously reported as held directly by Dr. Zhang as described in footnote (1) above.
Excludes 57,365 shares previously reported as held directly by Dr. Luo as described in footnote (2) above.
The securities are held of record by Dr. Luo. The reporting persons are husband and wife.
The shares are held of record by Applied Physics & Chemistry Laboratories, Inc., of which the reporting persons and The Bill Luobei Zhang 2004 Irrevocable Trust are the sole owners.
The shares are held of record in an account for the benefit of the reporting persons' son. The reporting persons disclaim beneficial ownership of these shares, and the inclusion of these shares in this report should not be deemed an admission of beneficial ownership of any such shares for purposes of Section 16, or for any other purpose.
/s/ Eva Wen, by power of attorney for Jack Y. Zhang
2023-03-20
/s/ Eva Wen, by power of attorney for Mary Z. Luo
2023-03-20