Seagate Technology — Director's Dealing 2014

Sep 2, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology plc (STX)
CIK: 0001137789
Period of Report: 2014-08-29

Reporting Person: MASSARONI KENNETH M (EVP,General Counsel, CAO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-08-29	Ordinary Shares	M	7500	$13.73	Acquired	81487	Direct
2014-08-29	Ordinary Shares	S	7500	$62.24	Disposed	73987	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-08-29	NQ Stock Options	$13.73	M	7500	Disposed	2015-09-12	Ordinary Shares (7500)	Direct

Footnotes

F1: Includes 116 Ordinary Shares purchased by the Reporting Person on July 31, 2014 under the Issuer's Employee Stock Purchase Plan. Such acquisition is exempt from reporting pursuant to Rule 16b-3 under the Securities Exchange Act of 1934.

F2: Options granted to the Reporting Person under the Issuer's 2004 Stock Compensation Plan are subject to a four-year vesting schedule. One quarter of the option shares vested on September 12, 2009. The remaining options vested in equal monthly installments over the 36 months following September 12, 2009.