WESTERN DIGITAL CORPORATION INVESTOR INFORMATION SUMMARY Q3 FY2003

(All $ amounts in millions)


  Q3 FY02 Q4 FY02 Q1 FY03 Q2 FY03 Q3 FY03
REVENUE: $595 $541 $583 $749 $706
REVENUE BY CHANNEL:          
OEM 57% 48% 52% 53% 53%
DISTRIBUTORS 36% 45% 41% 39% 39%
RETAIL 7% 7% 7% 8% 8%
REVENUE BY GEOGRAPHY:          
AMERICAS 52% 54% 48% 50% 48%
EUROPE 33% 29% 33% 31% 31%
ASIA 15% 17% 19% 19% 21%
REVENUE CONCENTRATION:          
10 LARGEST CUSTOMERS 60% 57% 55% 58% 55%
HARD DRIVES UNITS (Millions): 8.1 8.0 8.6 10.3 10.3
WORLDWIDE HEADCOUNT: 10,114 9,550 10,003 10,829 10,958
ASSET MANAGEMENT:          
DSOs--AVERAGE 28 37 36 30 25
INVENTORY DETAIL:          
TOTAL          
  RAW $13 $9 $7 $14 $13
  WIP $14 $10 $17 $19 $17
  FINISHED GOODS $68 $55 $68 $73 $81
TOTAL INVENTORY, NET $95 $73 $92 $106 $111
INVENTORY TURNS 22 26 22 23 21