Seagate Technology — Director's Dealing 2015

Apr 14, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology plc (STX)
CIK: 0001137789
Period of Report: 2015-04-10

Reporting Person: MOSLEY WILLIAM D (President, Ops and Technology)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-04-10	Ordinary Shares	M	33034	$11.065	Acquired	121477.5977	Direct
2015-04-10	Ordinary Shares	M	5547	$4.045	Acquired	127024.5977	Direct
2015-04-10	Ordinary Shares	S	58581	$55.5075	Disposed	68443.5977	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-04-10	NQ Stock Options	$11.065	M	33034	Disposed	2017-09-13	Ordinary Shares (33034)	Direct
2015-04-10	NQ Stock Options	$4.045	M	5547	Disposed	2016-01-30	Ordinary Shares (5547)	Direct

Footnotes

F1: Includes 269 Ordinary Shares purchased by the Reporting Person on January 30, 2015 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: Ordinary Shares sold under a 10b5-1 Trading Plan adopted by the Reporting Person on February 13, 2012. These Ordinary Shares were sold in multiple transactions at sales prices ranging from $55.00 to $55.98, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnote of this Form 4.

F3: Options granted to the Reporting Person under the Issuer's 2001 Stock Option Plan are subject to a four-year vesting schedule. Subject to continuous employment, one quarter of the options vested on September 13, 2011. The remaining options vested in equal monthly installments over the 36 months following September 13, 2011.

F4: Options granted to the Reporting Person under the Issuer's 2004 Stock Compensation Plan are subject to a four-year vesting schedule. Subject to continuous employment, one quarter of the options vested on January 30, 2010. The remaining options vested in equal monthly installments over the 36 months following January 30, 2010.