Seagate Technology — Director's Dealing 2013

Jul 25, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology plc (STX)
CIK: 0001137789
Period of Report: 2013-07-23

Reporting Person: O MALLEY PATRICK J (EVP & Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-07-23	Ordinary Shares	A	4000	$0.00	Acquired	5389	Direct
2013-07-23	Ordinary Shares	A	14625	$0.00	Acquired	20014	Direct
2013-07-23	Ordinary Shares	A	6000	$0.00	Acquired	26014	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Ordinary Shares	440663.65	Indirect

Footnotes

F1: On July 23, 2013, the Compensation Committee of the Board of Directors of the Issuer determined that the performance conditions were met with respect to 4,000 of the 16,000 Performance Shares granted to Mr. O'Malley on September 13, 2010. The 4,000 Ordinary Shares will vest on September 13, 2013 (or, in certain circumstances, at the opening of the next following trading window), subject to continuous service through such date.

F2: Includes 826 Ordinary Shares purchased by the Reporting Person on January 31, 2013 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.

F3: On June 21, 2013, the Reporting Person transferred 440,663.65 Ordinary Shares previously owned directly to the Patrick J. O'Malley III Separate Property Trust U/A DTD 10/11/2012.

F4: On July 23, 2013, the Compensation Committee of the Board of Directors of the Issuer determined that the performance conditions were met with respect to 14,625 of the 58,500 Performance Share Units granted to Mr. O'Malley on September 12, 2011. The 14,625 Ordinary Shares will vest on September 12, 2013 (or, in certain circumstances, at the opening of the next following trading window), subject to continuous service through such date.

F5: On July 23, 2013, the Compensation Committee of the Board of Directors of the Issuer determined that the performance conditions were met with respect to 6,000 of the 24,000 Performance Share Units granted to Mr. O'Malley on September 10, 2012. The 6,000 Ordinary Shares will vest on September 10, 2013, subject to continuous service through such date.