Seagate Technology — Director's Dealing 2014

Sep 17, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology plc (STX)
CIK: 0001137789
Period of Report: 2014-09-15

Reporting Person: MORTON DAVID H JR (SVP, FINANCE, TREASURER & PAO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-09-15	Ordinary Shares	S	2536	$59.4195	Disposed	22732	Direct
2014-09-15	Ordinary Shares	M	1146	$11.065	Acquired	23878	Direct
2014-09-15	Ordinary Shares	M	1219	$11.155	Acquired	25097	Direct
2014-09-15	Ordinary Shares	M	438	$29.87	Acquired	25535	Direct
2014-09-15	Ordinary Shares	M	2025	$40.16	Acquired	27560	Direct
2014-09-15	Ordinary Shares	S	2531	$60.5898	Disposed	25029	Direct
2014-09-15	Ordinary Shares	S	2297	$61.1688	Disposed	22732	Direct
2014-09-15	Ordinary Shares	S	2542	$60.00	Disposed	20190	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-09-15	NQ Stock Options	$11.065	M	1146	Disposed	2017-09-13	Ordinary Shares (1146)	Direct
2014-09-15	NQ Stock Options	$11.155	M	1219	Disposed	2018-09-12	Ordinary Shares (1219)	Direct
2014-09-15	NQ Stock Options	$29.87	M	438	Disposed	2019-09-10	Ordinary Shares (438)	Direct
2014-09-15	NQ Stock Options	$40.16	M	2025	Disposed	2020-09-09	Ordinary Shares (2025)	Direct

Footnotes

F1: These Ordinary Shares were sold pursuant to a 10b5-1 trading plan to cover the tax liabilities relating to the vesting of Restricted Stock Units under award agreements dated September 13, 2010 and September 12, 2011. Vesting of 2,750 Restricted Stock Units on September 13, 2014 was previously reported in Table I of the Reporting Person's Form 4 on September 15, 2010. Vesting of 2,925 Restricted Stock Units on September 12, 2014 was previously reported in Table I of the Reporting Person's Form 4 on September 14, 2011.

F2: These Ordinary Shares were sold in multiple transactions at sales prices ranging from $59.4195 to $59.42 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: Shares sold pursuant to a 10b5-1 Trading Plan.

F4: These Ordinary Shares were sold in multiple transactions at sales prices ranging from $60.07 to $60.89, 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: These Ordinary Shares were sold in multiple transactions at sales prices ranging from $61.12 to $61.23, 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.

F6: Options granted to the Reporting Person under the Issuer's 2001 Share Option Plan are subject to a four-year vesting schedule. One quarter of the option shares vested on September 13, 2011. The remaining options vested in equal monthly installments over the 36 months following September 13, 2011.

F7: 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, 2012. The remaining options vest in equal monthly installments over the 36 months following September 12, 2012.

F8: Options granted to the Reporting Person under the Issuer's 2012 Incentive Equity Option Plan are subject to a four-year vesting schedule. One quarter of the option shares vested on September 10, 2013. The remaining options vest in equal monthly installments over the 36 months following September 10, 2013.

F9: Options granted to the Reporting Person under the Issuer's 2012 Incentive Equity Option Plan are subject to a four-year vesting schedule. One quarter of the option shares vested on September 9, 2014. The remaining options vest in equal monthly installments over the 36 months following September 9, 2014.