Amphastar Pharmaceuticals, Inc. — Director's Dealing 2015

Mar 30, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Amphastar Pharmaceuticals, Inc. (AMPH)
CIK: 0001297184
Period of Report: 2015-03-26

Reporting Person: Gerst Diane G. (Corp. SVP of Quality Assurance)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-03-26	Common Stock	A	6688	—	Acquired	19496	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-03-26	Employee Stock Option (right to buy)	$14.95	A	20028	Disposed	2025-03-26	Common Stock (20028)	Direct

Footnotes

F1: The reported securities are represented by deferred stock units which vest in four equal annual installments beginning on March 26, 2016.

F2: Shares subject to the option vest in four equal annual installments beginning on March 26, 2016.