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Investor Relations Stock Quote  Print Page |  E-mail Page |  RSS Feeds |  E-mail Alerts |  IR Contacts |  Financial Tear Sheet WDC (Common Stock) Price 37.05 Change - 0.22 Volume 3,196,367 % Change 0.59% Intraday High 37.37 52 Week High 39.38 Intraday Low 36.63 52 Week Low 9.48 Today's Open 36.96 Currency US Dollar Previous Close 37.27 Exchange NYSE 11/20/09 4:00 p.m. ET Pricing delayed 20 minutes Stock Chart Symbol WDC (Common Stock) Time Frame 1 hour (intraday) 1 day (intraday) 2 days (intraday) 5 days (intraday) 10 days (intraday) 1 month 2 months 3 months 6 months 1 year 2 years 3 years 4 years 5 years 10 years Year-to-Date All Data Ticker Comparison Separate multiple tickers with commas(,) Frequency 1 Minute (intraday) 5 Minute (intraday) 15 Minute (intraday) Hourly (intraday) Daily Weekly Monthly Quarterly Yearly Index Comparison None DJ Industrial Average NASDAQ Composite S&P 500 Russell 2000 Chart Type OHLC Close Candlestick Logarithmic Mountain Events None Show Splits Show Earnings Show Dividends Show All Events Interactive Stock Chart (May not be viewable in Netscape) Historical Quote Lookup Symbol: WDC (Common Stock) Enter a Date: January February March April May June July August September October November December 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1970197119721973197419751976197719781979198019811982198319841985198619871988198919901991199219931994199519961997199819992000200120022003200420052006200720082009 (Historical data is adjusted to reflect stock splits.) Closing Price 37.27 Volume (000) 5,411,400 Day's High 38.32 Currency US Dollar Day's Low 36.88 Exchange NYSE Open 37.98 Date 11/19/09 Copyright © 2008 MarketWatch, Inc. All rights reserved. Please see our Terms of Use. Designed and powered by Dow Jones Client Solutions Intraday data provided by Interactive Data Real Time Services and subject to the Terms of Use. Intraday data is at least 20-minutes delayed. All times are ET. Historical and current end-of-day data provided by Interactive Data Pricing and Reference Data.

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