Amphastar Pharmaceuticals, Inc. — Director's Dealing 2014

Jun 25, 2014

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: Amphastar Pharmaceuticals, Inc. (AMPH)
CIK: 0001297184
Period of Report: 2014-06-24

Reporting Person: Koo Richard (Director)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	204365	Direct
Common Stock	5457	Direct
Common Stock	10000	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (Right to Buy)	$14.66	2018-12-20	Common Stock (29278)		Direct

Footnotes

F1: This represents 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.

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

F3: This option was granted on 12/20/2013 and fully vests 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.