Seagate Technology — Director's Dealing 2011

Dec 1, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology plc (STX)
CIK: 0001137789
Period of Report: 2011-07-08

Reporting Person: Pimentel Albert A (EVP, Sales/Marketing Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-07-08	Ordinary Shares	J	27750	$0.00	Acquired	37750	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Ordinary Shares	38698	Indirect

Footnotes

F1: On July 8, 2011, the Compensation Committee of the Board of Directors of the Issuer authorized and confirmed that the performance metrics were met with respect to 27,750 of the 111,000 Performance Shares granted to Mr. Pimentel on April 6, 2011. The 27,850 shares will vest on April 6, 2012 subject to continuous employment through that date.

F2: Includes 16,698 shares transferred from direct holdings on October 27, 2011 in connection with the vesting of a Restricted Share Unit award granted on October 27, 2010 and includes 1,250 shares transferred from direct holdings on November 8, 2011 in connection with the vesting of a Restricted Share award granted on October 28, 2009.