Amphastar Pharmaceuticals, Inc. — Director's Dealing 2018

Mar 15, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Amphastar Pharmaceuticals, Inc. (AMPH)
CIK: 0001297184
Period of Report: 2018-03-13

Reporting Person: Shandell Jason B. (Director, President and General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-03-13	Common Stock	M	300	$11.79	Acquired	217248	Direct
2018-03-13	Common Stock	S	300	$20.45	Disposed	216948	Direct
2018-03-14	Common Stock	M	400	$11.79	Acquired	217348	Direct
2018-03-14	Common Stock	S	400	$20.45	Disposed	216948	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-03-13	Employee Stock Option (right to buy)	$11.79	M	300	Disposed	2020-09-28	Common Stock (300)	Direct
2018-03-14	Employee Stock Option (right to buy)	$11.79	M	400	Disposed	2020-09-28	Common Stock (400)	Direct

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 September 14, 2017.

F2: Shares subject to the option are fully vested and immediately exercisable.