Amphastar Pharmaceuticals, Inc. — Director's Dealing 2014

Aug 20, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Amphastar Pharmaceuticals, Inc. (AMPH)
CIK: 0001297184
Period of Report: 2014-08-15

Reporting Person: Koo Richard (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-08-15	Common Stock	P	4900	$10.08	Acquired	214722	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	10000	Indirect

Footnotes

F1: This includes 5,457 shares underlying deferred stock units that were granted on 12/20/2013 and fully vest on the first anniversary of the grant date, subject to the reporting person's continued service on the Board of Directors of the Issuer through the vesting date. Such shares were previously reported on a separate line on the Reporting Person's Form 3 filed 6/24/14 but are now consolidated with the Reporting Person's other direct holdings for convenience.

F2: Reflects shares owned by Richard Y. Koo, a sole proprietorship, of which the Reporting Person is the sole owner.