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Monday, April 23, 2007, 3:39AM ET - U.S. Markets open in 5 hours and 51 minutes. Dow Up 1.20% Nasdaq  0.00%
Western Digital Corp. (WDC)On Apr 20: 17.37   0.00 (0.00%)  
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Key StatisticsGet Key Statistics for:
Data provided by Capital IQ, except where noted.
VALUATION MEASURES 
Market Cap (intraday):3.86B
Enterprise Value (23-Apr-07)3:3.08B
Trailing P/E (ttm, intraday):8.68
Forward P/E (fye 30-Jun-08) 1:8.23
PEG Ratio (5 yr expected):0.79
Price/Sales (ttm):0.79
Price/Book (mrq):2.72
Enterprise Value/Revenue (ttm)3:0.63
Enterprise Value/EBITDA (ttm)3:5.232
FINANCIAL HIGHLIGHTS 
Fiscal Year
Fiscal Year Ends:30-June
Most Recent Quarter (mrq):29-Dec-06
Profitability
Profit Margin (ttm):9.23%
Operating Margin (ttm):8.32%
Management Effectiveness
Return on Assets (ttm):11.81%
Return on Equity (ttm):39.03%
Income Statement
Revenue (ttm):4.91B
Revenue Per Share (ttm):22.501
Qtrly Revenue Growth (yoy):27.80%
Gross Profit (ttm):828.80M
EBITDA (ttm):587.70M
Net Income Avl to Common (ttm):452.60M
Diluted EPS (ttm):2.00
Qtrly Earnings Growth (yoy):23.10%
Balance Sheet
Total Cash (mrq):830.00M
Total Cash Per Share (mrq):3.739
Total Debt (mrq):49.00M
Total Debt/Equity (mrq):0.034
Current Ratio (mrq):1.767
Book Value Per Share (mrq):6.387
Cash Flow Statement
Operating Cash Flow (ttm):535.50M
Levered Free Cash Flow (ttm):-46.67M
View Financials (provided by EDGAR Online):
Income Statement - Balance Sheet
Cash Flow


TRADING INFORMATION 
Stock Price History
Beta:3.05
52-Week Change3:-9.67%
S&P500 52-Week Change3:13.20%
52-Week High (02-May-06)3:22.10
52-Week Low (18-Sep-06)3:15.90
50-Day Moving Average3:17.50
200-Day Moving Average3:19.01
Share Statistics
Average Volume (3 month)3:3,598,470
Average Volume (10 day)3:4,742,340
Shares Outstanding:222.00M
Float:218.96M
% Held by Insiders4:1.32%
% Held by Institutions4:82.10%
Shares Short (as of 12-Mar-07)3:6.40M
Short Ratio (as of 12-Mar-07)3:2.1
Short % of Float (as of 12-Mar-07)3:2.90%
Shares Short (prior month)3:4.83M
Dividends & Splits
Forward Annual Dividend Rate5:N/A
Forward Annual Dividend Yield5: N/A
Trailing Annual Dividend Rate3:N/A
Trailing Annual Dividend Yield3:NaN%
5 Year Average Dividend Yield5: N/A
Payout Ratio5: N/A
Dividend Date3:N/A
Ex-Dividend Date5:N/A
Last Split Factor (new per old)2:N/A
Last Split Date3:N/A


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See Key Statistics Help for definitions of terms used.
Abbreviation Guide: K = Thousands; M = Millions; B = Billions
mrq = Most Recent Quarter (as of 29-Dec-06)
ttm = Trailing Twelve Months (as of 29-Dec-06)
yoy = Year Over Year (as of 29-Dec-06)
lfy = Last Fiscal Year (as of 30-Jun-06)
fye = Fiscal Year Ending
1 = Data provided by Thomson; 2 = Data provided by EDGAR Online;
3 = Data derived from multiple sources or calculated by Yahoo! Finance;
4 = Data provided by Computershare; 5 = Data provided by Hemscott Americas