Seagate Technology — Director's Dealing 2012

Aug 3, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology plc (STX)
CIK: 0001137789
Period of Report: 2012-08-01

Reporting Person: LUCZO STEPHEN J (Director, Chairman, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-08-01	Ordinary Shares - Performance Share Units	A	112130	$0.00	Acquired	215880	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-08-01	NQ Options	$30.23	A	191860	Acquired	2019-08-01	Ordinary Shares (191860)	Direct
2012-08-01	NQ Performance Options	$30.23	A	206300	Acquired	2019-08-01	Ordinary Shares (206300)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Ordinary Shares	2354692	Indirect
Ordinary Shares	150000	Indirect
Ordinary Shares	150000	Indirect

Footnotes

F1: Consists of a grant of performance share units awarded to the Reporting Person under the Seagate Technology plc 2012 Equity Incentive Plan (the "Plan") for no consideration. Each peformance share unit represents a contingent right to receive one ordinary share of the Issuer. Subject to the Reporting Person's continuous service, shares will be issued to the Reporting Person upon the attainment of specified performance goals.

F2: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose.

F3: Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. Subject to the Reporting Person's continuous service, one quarter of the option shares will vest on August 1, 2013 and the remaining option shares will vest proportionally each month over each of the following 36 months beginning on September 1, 2013.

F4: Options granted to the Reporting Person under the Plan will vest in full on the third anniversary of the grant date, subject to the Reporting Person's continuous service and the attainment of specified performance goals.