UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

The Securities Exchange Act of 1934

Date of report (date of earliest event reported): July 20, 2011

SEAGATE TECHNOLOGY PUBLIC LIMITED COMPANY

(Exact name of Registrant as specified in its charter)

Registrant’s telephone number, including area code: (353) (1) 618-0517

NA

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

On July 20, 2011, Seagate Technology plc (or the “Company”) issued a press release and supplemental commentary reporting its financial results for the fiscal quarter and fiscal year ended July 1, 2011.  The press release and supplemental commentary are attached to this Current Report on Form 8-K as Exhibit 99.1 and 99.2, respectively.

The information contained in this report and the attached press release and supplementary commentary is “furnished” but not “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended.

(d) Exhibits.

The following exhibits are attached to this Current Report on Form 8-K:

Cautionary Note Regarding Forward-Looking Statements

This Current Report contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. When used, the words “anticipates”, “believes”, “expects”, “may”, “should” and similar expressions are intended to identify such forward-looking statements. These forward-looking statements are based on information available to the Company as of the date of this Current Report. Current expectations, forecasts and assumptions involve a number of risks, uncertainties, and other factors that could cause actual results to differ materially from those anticipated by these forward-looking statements. Such risks, uncertainties, and other factors may be beyond the Company’s control. In particular, global economic conditions may pose a risk to the Company’s operating and financial performance. Such risks and uncertainties also include the impact of variable demand; dependence on the Company’s ability to successfully qualify, manufacture and sell its disk drive products in increasing volumes on a cost-effective basis and with acceptable quality, particularly the new disk drive products with lower cost structures; the impact of competitive product announcements; and the Company’s ability to achieve projected cost savings. Information concerning risks, uncertainties and other factors that could cause results to differ materially from those projected in the forward-looking statements is contained in the Company’s Annual Report on Form 10-K, Form 10-K/A and Quarterly Reports on Form 10-Q as filed with the U.S. Securities and Exchange Commission on August 20, 2010, October 6, 2010, November 3, 2010, February 3, 2011 and May 3, 2011, respectively, which statements are incorporated into this Current Report by reference. These forward-looking statements should not be relied upon as representing the Company’s views as of any subsequent date and the Company undertakes no obligation to update forward-looking statements to reflect events or circumstances after the date they were made.

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereto duly authorized.

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