UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 14A
Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934
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Seagate Technology Public Limited Company
(Name of Registrant as Specified In Its Charter)
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*** Exercise Your Right to Vote *** Notice of Annual General Meeting of Shareholders and Important Notice Regarding the Availability of Proxy Materials for the Shareholder Meeting to Be Held on October 22, 2014. Meeting Information SEAGATE TECHNOLOGY PLC Meeting Type: Annual For holders as of: August 26, 2014 Date: October 22, 2014 Time: 9:30 a.m., Local time Location: Four Seasons Hotel Simmonscourt Road Dublin 4, Ireland You are receiving this communication because you hold shares in the company named above. This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com, scan the QR Barcode on the reverse side, or easily request a paper copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting. SEAGATE TECHNOLOGY PLC 38/39 FITZWILLIAM SQUARE DUBLIN 2, IRELAND M77847-P54830 See the reverse side of this notice to obtain proxy materials and voting instructions.

Before You Vote How to Access the Proxy Materials Proxy Materials Available to VIEW or RECEIVE: NOTICE AND PROXY STATEMENT FORM 10-K SHAREHOLDER LETTER IRISH STATUTORY ACCOUNTS FOR FISCAL YEAR 2014 How to View Online: Have the information that is printed in the box marked by the arrow (located on the following page) and visit: www.proxyvote.com, or scan the QR Barcode below. How to Request and Receive a PAPER or E-MAIL Copy: If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request: 1) BY INTERNET: www.proxyvote.com 2) BY TELEPHONE: 1-800-579-1639 3) BY E-MAIL*: sendmaterial@proxyvote.com * If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow (located on the following page) in the subject line. . XXXX XXXX XXXX . XXXX XXXX XXXX Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before October 8, 2014 to facilitate timely delivery. w SCAN TO VIEW MATERIALS & VOTE How To Vote Please Choose One of the Following Voting Methods M77848-P54830 Vote In Person: If you wish to attend the meeting in person, you will need to bring your proof of identification along with either your Notice of Internet Availability of Proxy Materials or proof of stock ownership. At the meeting, you will need to request a ballot to vote these shares. If you are a shareholder who is entitled to attend the meeting and vote, but do not wish to attend the meeting in person, you are entitled to appoint a proxy or proxies to attend, speak and vote on your behalf. Such proxy is not required to be a shareholder of the Company. If you wish to appoint as proxy any person other than those specified on the Proxy Card, please contact Investor Relations at (408) 658-1222 or e-mail stx@seagate.com. For directions to the meeting, please contact Investor Relations at (408) 658-1222 or e-mail stx@seagate.com. Vote By Internet: Go to www.proxyvote.com or from a smart phone, scan the QR Barcode above. Have the information that is printed in the box marked by the arrow (located on the following page) available and follow the instructions. Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card. . XXXX XXXX XXXX

Voting Items The Board of Directors recommends you vote FOR the following proposals: 1. Election of Directors 2. To grant the Directors authority to issue shares. Nominees: 1a. Stephen J. Luczo 3. To grant the Directors authority to issue shares for cash without first offering shares to existing Shareholders. 1b. Frank J. Biondi, Jr. 1c. Michael R. Cannon 4. To determine the price range at which the Company can re-issue shares held as treasury shares. 1d. Mei-Wei Cheng 5. To approve the Amended and Restated Seagate Technology plc 2012 Equity Incentive Plan. 1e. William T. Coleman 1f. Jay L. Geldmacher 6. To approve, in a non-binding advisory vote, the compensation of named executive officers. 1g. Kristen M. Onken 7. To authorize holding the 2015 Annual General Meeting of Shareholders of the Company at a location outside of Ireland. 1h. Dr. Chong Sup Park 8. To ratify, in a non-binding vote, the appointment of Ernst & Young as the independent auditors of the Company and to authorize, in a binding vote, the Audit Committee of the Board of Directors to set the auditors' remuneration. 1i. Gregorio Reyes 1j. Stephanie Tilenius In their discretion, the proxies are authorized to vote on such other business as may properly come before the meeting and any adjournment or postponement of the meeting. 1k. Edward J. Zander M77849-P54830

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