Amphastar Pharmaceuticals, Inc. — Director's Dealing 2016

Dec 8, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Amphastar Pharmaceuticals, Inc. (AMPH)
CIK: 0001297184
Period of Report: 2016-12-05

Reporting Person: Zhou Rong (EVP, Production Center)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-12-05	Common Stock	S	61	$20.6955	Disposed	36991	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	99668	Indirect
Common Stock	5000	Indirect

Footnotes

F1: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2016.

F2: The reported shares were acquired under the Issuer's 2014 Employee Stock Purchase Plan.

F3: The shares are held of record by the Zhou Family Trust for which the reporting person serves as a trustee.

F4: The shares are held of record by the reporting person's spouse.