ENANTA PHARMACEUTICALS INC — Director's Dealing 2016

Sep 29, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ENANTA PHARMACEUTICALS INC (ENTA)
CIK: 0001177648
Period of Report: 2016-09-28

Reporting Person: Or Yat Sun (Chief Scientific Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-09-28	Stock Option (right to buy)	$14.00	A	3478	Acquired	2023-03-20	Common Stock (3478)	Direct

Footnotes

F1: On March 20, 2013, the reporting person was granted an option to purchase 41,763 shares of common stock, which becomes reportable on Form 4 only if and to the extent that the option becomes exercisable. The option becomes exercisable in up to nine installments, based on Enanta's achievement of certain clinical milestones with respect to three or more programs that progress in clinical development. This report reflects the additional shares that became exercisable upon achievement of one of the milestones. As of the date of this filing, a total of 33.33% of the shares subject to the option have become exercisable.