Seagate Technology — Director's Dealing 2019

Sep 10, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology plc (STX)
CIK: 0001137789
Period of Report: 2019-09-06

Reporting Person: MOSLEY WILLIAM D (Director, Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-09-06	Ordinary Shares	M	40000	$29.87	Acquired	303103	Direct
2019-09-06	Ordinary Shares	M	50000	$40.16	Acquired	353103	Direct
2019-09-06	Ordinary Shares	S	90000	$54.31	Disposed	263103	Direct
2019-09-09	Ordinary Shares	F	9416	$54.78	Disposed	253687	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-09-06	NQ Stock Options	$29.87	M	40000	Disposed	2019-09-10	Ordinary Shares (40000.0)	Direct
2019-09-06	NQ Stock Options	$40.16	M	50000	Disposed	2020-09-09	Ordinary Shares (50000.0)	Direct
2019-09-09	NQ Stock Options	$54.78	A	154347	Acquired	2026-09-09	Ordinary Shares (154347.0)	Direct

Footnotes

F1: Includes 448 Ordinary Shares purchased by Reporting Person on July 31, 2019 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: These Ordinary Shares were sold under a Rule 10b5-1 trading plan adopted by the Reporting Person.

F3: The Ordinary Shares were sold in multiple transactions at sales prices ranging from $53.78 to $54.55, 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 range set forth in the footnote of this Form 4.

F4: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of securities previously reported on one or more Forms 4 by the Reporting Person in accordance with Rule 16b-3.

F5: Options granted to the Reporting Person under the Seagate Technology plc 2012 Equity Incentive Plan (the "2012 Equity Incentive Plan") are subject to a four-year vesting schedule. One quarter of the option shares vested on September 10, 2013. The remaining option shares vested in equal monthly installments over the 36 months following September 10, 2013.

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 on September 9, 2014. The remaining options vested in equal monthly installments over the 36 months following September 9, 2014.

F7: Options granted to the Reporting Person under the Issuer's 2012 Equity Incentive Plan are subject to a four year vesting schedule. Subject to continuous employment, one quarter of the option shares will vest on September 9, 2020. The remaining option shares will vest in equal monthly installments over the 36 months following September 9, 2020.