Hitachi Transfers Hard Disk Drive Business to Western Digital

Irvine, Calif., U.S., and Tokyo, Japan, March 7, 2011 — Western Digital Corporation (NYSE: WDC, “WD”) and Hitachi, Ltd. (NYSE:HIT / TSE:6501, “Hitachi”) announced today that they have entered into a definitive agreement to transfer Hitachi's Hard Disk Drive (HDD) business to WD.