0001415889-24-007106.txt : 20240306
0001415889-24-007106.hdr.sgml : 20240306
20240306182928
ACCESSION NUMBER: 0001415889-24-007106
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20240304
FILED AS OF DATE: 20240306
DATE AS OF CHANGE: 20240306
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Luo Mary Z.
CENTRAL INDEX KEY: 0001611156
ORGANIZATION NAME:
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36509
FILM NUMBER: 24727549
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
ORGANIZATION NAME:
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36509
FILM NUMBER: 24727550
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]
ORGANIZATION NAME: 03 Life Sciences
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
form4-03062024_110321.xml
X0508
4
2024-03-04
0001297184
Amphastar Pharmaceuticals, Inc.
AMPH
0001611157
Zhang Jack Y.
C/O AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA
CA
91730
true
true
true
false
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
2024-03-04
4
A
0
64310
0
A
2143028
D
Common Stock
2024-03-04
4
A
0
27110
0
A
1131526
I
See footnote
Common Stock
6827679
I
See footnote
Common Stock
0
I
See footnote
Employee Stock Option (right to buy)
46.68
2024-03-04
4
A
0
135473
0
A
2034-03-04
Common Stock
135473
135473
D
Employee Stock Option (right to buy)
46.68
2024-03-04
4
A
0
57109
0
A
2034-03-04
Common Stock
57109
57109
I
See footnote
The reported shares are represented by restricted stock units, or RSUs, which vest in four equal annual installments beginning on March 4, 2025.
The securities are held of record by Mary Z. Luo. The reporting persons are husband and wife.
The shares are held of record by Applied Physics and Chemistry Laboratories, Inc., of which the reporting persons and The Bill Luobei Zhang 2004 Irrevocable Trust are the sole owners.
Excludes 5,000 shares previously reported as held of record by the reporting persons' son. The reporting persons' do not beneficially own and have no pecuniary interest in these shares.
The shares subject to the option vest in four equal annual installments beginning on March 4, 2025.
/s/ Eva Wen, by power of attorney for Jack Y. Zhang
2024-03-06
/s/ Eva Wen, by power of attorney for Mary Z. Luo
2024-03-06