0001104659-23-062799.txt : 20230519
0001104659-23-062799.hdr.sgml : 20230519
20230519183625
ACCESSION NUMBER: 0001104659-23-062799
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20230518
FILED AS OF DATE: 20230519
DATE AS OF CHANGE: 20230519
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Zhou Rong
CENTRAL INDEX KEY: 0001645326
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36509
FILM NUMBER: 23941951
MAIL ADDRESS:
STREET 1: C/O AMPHASTAR PHARMACEUTICALS INC.
STREET 2: 11570 SIXTH 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
tm2315996-6_4seq1.xml
OWNERSHIP DOCUMENT
X0407
4
2023-05-18
0
0001297184
Amphastar Pharmaceuticals, Inc.
AMPH
0001645326
Zhou Rong
C/O AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA
CA
91730
0
1
0
0
EVP, Production Center
0
Common Stock
2023-05-18
4
M
0
10000
14.40
A
97598
D
Common Stock
2023-05-18
4
S
0
10000
44.205
D
87598
D
Common Stock
99668
I
See footnote
Common Stock
5000
I
See footnote
Employee Stock Option (right to buy)
14.40
2023-05-18
4
M
0
10000
0
D
2024-04-14
Common Stock
10000
22891
D
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.97 to $44.44, 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.
The shares are held of record by the Zhou Family Trust for which the reporting person serves as a trustee.
The shares are held of record by the reporting person's spouse.
Shares subject to the option are fully vested and immediately exercisable.
/s/ Eva Wen, by power of attorney
2023-05-19