Seagate Technology — Director's Dealing 2014

Nov 4, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology plc (STX)
CIK: 0001137789
Period of Report: 2014-10-31

Reporting Person: DEHAAN DOUGLAS J (General Manager, Samsung HDD)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-10-31	Ordinary Shares	M	4428	$11.065	Acquired	38006	Direct
2014-10-31	Ordinary Shares	M	7925	$11.155	Acquired	45931	Direct
2014-10-31	Ordinary Shares	M	2254	$29.87	Acquired	48185	Direct
2014-10-31	Ordinary Shares	S	14607	$62.1458	Disposed	33578	Direct
2014-10-31	Ordinary Shares	S	8480	$62.1431	Disposed	25098	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-10-31	NQ Stock Options	$11.065	M	4428	Disposed	2017-09-13	Ordinary Shares (4428)	Direct
2014-10-31	NQ Stock Options	$11.155	M	7925	Disposed	2018-09-12	Ordinary Shares (7925)	Direct
2014-10-31	NQ Stock Options	$29.87	M	2254	Disposed	2019-09-10	Ordinary Shares (2254)	Direct

Footnotes

F1: These Ordinary Shares were sold in multiple transactions at sales prices ranging from $62.11 to $62.18, 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.

F2: These Ordinary Shares were sold to cover the tax liabilities arising from the vesting of securities previously reported on one or more Forms 4 by the Reporting Person.

F3: These Ordinary Shares were sold in multiple transactions at sales prices ranging from $62.11 to $62.18, 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.

F4: Options granted to the Reporting Person under the Issuer's 2001 Stock Option Plan are subject to a four year vesting schedule. One quarter of the options vested on September 13, 2011. The remaining options vested monthly over the 36 months following September 13, 2011.

F5: 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 options vested on September 12, 2012. The remaining options vest monthly over the 36 months following September 12, 2012.

F6: Options granted to the Reporting Person under the Issuer's 2012 Equity Incentive Plan are subject to a four year vesting schedule. One quarter of the options vested September 10, 2013. The remaining options vest monthly over the 36 months following September 10, 2013.