SCHEDULE 13G Amendment No. 7 Seagate Technology Common Stock Cusip #G7945J104 Cusip #G7945J104 Item 1: Reporting Person - FMR LLC Item 4: Delaware Item 5: 1,188,162 Item 6: 0 Item 7: 16,681,672 Item 8: 0 Item 9: 16,681,672 Item 11: 3.133% Item 12: HC Cusip #G7945J104 Item 1: Reporting Person - Edward C. Johnson 3d Item 4: United States of America Item 5: 29,600 Item 6: 0 Item 7: 16,681,672 Item 8: 0 Item 9: 16,681,672 Item 11: 3.133% Item 12: IN SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b) This Amendment to Schedule 13G filed by FMR LLC amends the statement on Schedule 13G previously filed by FMR Corp., the predecessor of FMR LLC. Item 1(a). Name of Issuer: Seagate Technology Item 1(b). Name of Issuer's Principal Executive Offices: P.O. Box 309GT, Ugland House South Church Street Georgetown Grand Caymen, Caymen Islands 00000 Item 2(a). Name of Person Filing: FMR LLC Item 2(b). Address or Principal Business Office or, if None, Residence: 82 Devonshire Street, Boston, Massachusetts 02109 Item 2(c). Citizenship: Not applicable Item 2(d). Title of Class of Securities: Common Stock Item 2(e). CUSIP Number: G7945J104 Item 3. This statement is filed pursuant to Rule 13d-1(b) or 13d-2(b) and the person filing, FMR LLC, is a parent holding company in accordance with Section 240.13d-1(b)(ii)(G). (Note: See Item 7). Item 4. Ownership (a) Amount Beneficially Owned: 16,681,672 (b) Percent of Class: 3.133% (c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: 1,188,162 (ii) shared power to vote or to direct the vote: 0 (iii) sole power to dispose or to direct the disposition of: 16,681,672 (iv) shared power to dispose or to direct the disposition of: 0 Item 5. Ownership of Five Percent or Less of a Class. If this statement is being filed to report the fact that as of the date hereof, the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following (X). Item 6. Ownership of More than Five Percent on Behalf of Another Person. Not applicable Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company. See attached Exhibit A. Item 8. Identification and Classification of Members of the Group. Not applicable. See attached Exhibit A. Item 9. Notice of Dissolution of Group. Not applicable. Item 10. Certification. Inasmuch as the reporting persons are no longer the beneficial owners of more than five percent of the number of shares outstanding, the reporting persons have no further reporting obligation under Section 13(d) of the Securities and Exchange Commission thereunder, and the reporting persons have no obligation to amend this Statement if any material change occurs in the facts set forth herein. Signature After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. November 09, 2007 Date /s/Eric D. Roiter Signature Eric D. Roiter Duly authorized under Power of Attorney dated December 30, 1997 by and on behalf of FMR Corp. (now known as FMR LLC) and its direct and indirect subsidiaries SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b) Pursuant to the instructions in Item 7 of Schedule 13G, Fidelity Management & Research Company ("Fidelity"), 82 Devonshire Street, Boston, Massachusetts 02109, a wholly- owned subsidiary of FMR LLC and an investment adviser registered under Section 203 of the Investment Advisers Act of 1940, is the beneficial owner of 15,501,537 shares or 2.911% of the Common Stock outstanding of Seagate Technology ("the Company") as a result of acting as investment adviser to various investment companies registered under Section 8 of the Investment Company Act of 1940. The number of shares of Common Stock of Seagate Technology owned by the investment companies at October 31, 2007 included 430,035 shares of Common Stock resulting from the assumed conversion of $7,500,000 principal amount of MAXTOR CORP CV 2.375% 8/15/12 (57.338 shares of Common Stock for each $1,000 principal amount of debenture). Edward C. Johnson 3d and FMR LLC, through its control of Fidelity, and the funds each has sole power to dispose of the 15,501,537 shares owned by the Funds. Members of the family of Edward C. Johnson 3d, Chairman of FMR LLC, are the predominant owners, directly or through trusts, of Series B voting common shares of FMR LLC, representing 49% of the voting power of FMR LLC. The Johnson family group and all other Series B shareholders have entered into a shareholders' voting agreement under which all Series B voting common shares will be voted in accordance with the majority vote of Series B voting common shares. Accordingly, through their ownership of voting common shares and the execution of the shareholders' voting agreement, members of the Johnson family may be deemed, under the Investment Company Act of 1940, to form a controlling group with respect to FMR LLC. Neither FMR LLC nor Edward C. Johnson 3d, Chairman of FMR LLC, has the sole power to vote or direct the voting of the shares owned directly by the Fidelity Funds, which power resides with the Funds' Boards of Trustees. Fidelity carries out the voting of the shares under written guidelines established by the Funds' Boards of Trustees. Strategic Advisers, Inc., 82 Devonshire Street, Boston, MA 02109, a wholly-owned subsidiary of FMR LLC and an investment adviser registered under Section 203 of the Investment Advisers Act of 1940, provides investment advisory services to individuals. As such, FMR LLC's beneficial ownership includes 1,058,095 shares, or 0.199%, of the Common Stock stock outstanding of Seagate Technology, beneficially owned through Strategic Advisers, Inc. Pyramis Global Advisors, LLC ("PGALLC"), 53 State Street, Boston, Massachusetts, 02109, an indirect wholly- owned subsidiary of FMR LLC and an investment adviser registered under Section 203 of the Investment Advisers Act of 1940, is the beneficial owner of 88,640 shares or 0.017% of the outstanding Common Stock of Seagate Technology as a result of its serving as investment adviser to institutional accounts, non-U.S. mutual funds, or investment companies registered under Section 8 of the Investment Company Act of 1940 owning such shares. Edward C. Johnson 3d and FMR LLC, through its control of PGALLC, each has sole dispositive power over 88,640 shares and sole power to vote or to direct the voting of 88,640 shares of Common Stock owned by the institutional accounts or funds advised by PGALLC as reported above. Pyramis Global Advisors Trust Company ("PGATC"), 53 State Street, Boston, Massachusetts, 02109, an indirect wholly-owned subsidiary of FMR LLC and a bank as defined in Section 3(a)(6) of the Securities Exchange Act of 1934, is the beneficial owner of 3,800 shares or 0.001% of the outstanding Common Stock of the Seagate Technology as a result of its serving as investment manager of institutional accounts owning such shares. Edward C. Johnson 3d and FMR LLC, through its control of Pyramis Global Advisors Trust Company, each has sole dispositive power over 3,800 shares and sole power to vote or to direct the voting of 3,800 shares of Common Stock owned by the institutional accounts managed by PGATC as reported above. Edward C. Johnson 3d has sole voting and dispositive power over 29,600 shares, shared voting and dispositive power over 0 shares, and no voting or dispositive power over 0 shares. SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b) RULE 13d-1(f)(1) AGREEMENT The undersigned persons, on November 09, 2007, agree and consent to the joint filing on their behalf of this Schedule 13G in connection with their beneficial ownership of the Common Stock of Seagate Technology at October 31, 2007. FMR LLC By /s/ Eric D. Roiter Eric D. Roiter Duly authorized under Power of Attorney dated December 30, 1997, by and on behalf of FMR Corp. (now known as FMR LLC) and its direct and indirect subsidiaries Edward C. Johnson 3d By /s/ Eric D. Roiter Eric D. Roiter Duly authorized under Power of Attorney dated December 30, 1997, by and on behalf of Edward C. Johnson 3d Fidelity Management & Research Company By /s/ Eric D. Roiter Eric D. Roiter Senior V.P. and General Counsel