Seagate Technology — Director's Dealing 2013

Nov 5, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology plc (STX)
CIK: 0001137789
Period of Report: 2013-11-01

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-11-01	Ordinary Shares	S	187100	$48.8056	Disposed	284132	Direct
2013-11-04	Ordinary Shares	M	417	$6.525	Acquired	284549	Direct
2013-11-04	Ordinary Shares	M	364584	$4.045	Acquired	649133	Direct
2013-11-04	Ordinary Shares	M	120312	$11.065	Acquired	769445	Direct
2013-11-04	Ordinary Shares	M	59956	$30.23	Acquired	829401	Direct
2013-11-04	Ordinary Shares	S	326300	$49.0865	Disposed	503101	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-11-04	NQ Stock Options	$6.525	M	417	Disposed	2015-10-30	Ordinary Shares (417)	Direct
2013-11-04	NQ Stock Options	$4.045	M	364584	Disposed	2016-01-30	Ordinary Shares (364584)	Direct
2013-11-04	NQ Stock Options	$11.065	M	120312	Disposed	2017-09-13	Ordinary Shares (120312)	Direct
2013-11-04	NQ Stock Options	$30.23	M	59956	Disposed	2019-08-01	Ordinary Shares (59956)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Ordinary Shares	1304500	Indirect

Footnotes

F1: Ordinary Shares reported sold pursuant to a 10b5-1 trading plan to cover the tax liabilities relating to the vesting of performance stock units.

F2: These Ordinary Shares were sold in multiple transactions at sales prices ranging from $48.40 to 49.115 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: This transaction is a "sell to Cover" transaction in which the Reporting Person used the proceeds from the sale of shares in part to fund the exercise of the options.

F4: These Ordinary Shares were sold in multiple transactions at sales prices ranging from $49.00 to 49.26 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.

F5: Options granted to the Reporting Person under the Seagate Technology's 2004 Stock Compensation Plan are subject to four-year vesting schedule. One quarter of the option shares vested on October 15, 2009. The Remaining options vested monthly over the 36 months following October 15, 2009.

F6: Options granted to the Reporting Person under the Seagate Technology's 2004 Stock Compensation Plan are subject to four-year vesting schedule. One quarter of the option shares vested on January 12, 2010. The Remaining options vested monthly over the 36 months following January 12, 2010.

F7: Options granted to the Reporting Person under the Seagate Technology 2001 Stock Option Plan are subject to a four year vesting schedule. One quarter of the options vested on September 13, 2011. Following continuous employment, the remaining options vest proportionately over the 36 months following September 13, 2011.

F8: Options granted to the Reporting Person under the Seagate Technology plc 2012 Equity Incentive Plan (the "Plan") are subject to a four year vesting schedule. Subject to continuous employment, one quarter of the options vested August 1, 2013.The remaining options vest in equal monthly installments over the 36 months following August 1, 2013.