Filed Pursuant to Rule 424(b)(7)

Filed Pursuant to Rule 424(b)(7)

Registration No. 333-122149

PROSPECTUS SUPPLEMENT NO. 10

TO PROSPECTUS DATED DECEMBER 1, 2005

50,000,987

LOGO

COMMON SHARES

 

This prospectus supplement supplements information contained in the prospectus dated December 1, 2005 covering resale by selling shareholders of 50,000,987 of our common shares. This prospectus supplement is not complete without, and may not be delivered or utilized except in connection with, the prospectus, including any amendments or supplements thereto.

 

Investing in our common shares involves risk. See “Risk Factors” beginning on page 2 of the prospectus.

 

NEITHER THE SECURITIES AND EXCHANGE COMMISSION NOR ANY STATE SECURITIES COMMISSION HAS APPROVED OR DISAPPROVED THESE SECURITIES OR PASSED UPON THE ADEQUACY OR ACCURACY OF THIS PROSPECTUS SUPPLEMENT OR THE PROSPECTUS TO WHICH IT RELATES. ANY REPRESENTATION TO THE CONTRARY IS A CRIMINAL OFFENSE.

 

The information in the table appearing under the caption “Selling Shareholders” in the prospectus is amended by adding the information below with respect to persons not previously listed in the prospectus or in any amendments or supplements thereto:

 

Name of Selling Shareholder

    Prior to the Offering    Number of
Common
Shares
Registered
for
Resale		    After the Offering
   Number of
Common Shares
Beneficially
Owned		    Percentage
of Common
Shares
Outstanding		       Number of
Common Shares
Beneficially
Owned		    Percentage of
Common
Shares
Outstanding

Senior Management, Their Transferees and Certain Other Holders:

               

Archbishop Mitty High School1

    1,000    *    1,000    —    —

Church of the Maternity of the Blessed Virgin2

    80,958    *    80,958    —    —
* Less than one percent of the Seagate common shares outstanding as of April 11, 2006.
1 Tim Brosnan, Principal of Archbishop Mitty High School, exercises dispositive power over the Seagate common shares pursuant to authority delegated to him by the Diocese of San Jose.
2 Fr. Paul Sirba, Pastor of the Church of the Maternity of the Blessed Virgin, exercises dispositive power over the Seagate common shares pursuant to authority delegated to him by the Finance Counsel of the Church of the Maternity of the Blessed Virgin.

 

The date of this prospectus supplement is April 21, 2006.