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Monday, January 15, 2007, 11:36AM ET - U.S. Markets Closed for Martin Luther King, Jr. Day. Dow Up 0.33% Nasdaq Up 0.72%

Merck & Co. Inc. (MRK)On Jan 12: 44.79  Up 0.53 (1.20%)  
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Key StatisticsGet Key Statistics for:
Data provided by Capital IQ, except where noted.
VALUATION MEASURES 
Market Cap (intraday):97.24B
Enterprise Value (15-Jan-07)3:94.14B
Trailing P/E (ttm, intraday):19.30
Forward P/E (fye 31-Dec-07) 1:17.29
PEG Ratio (5 yr expected):3.02
Price/Sales (ttm):4.30
Price/Book (mrq):4.99
Enterprise Value/Revenue (ttm)3:4.21
Enterprise Value/EBITDA (ttm)3:8.375
FINANCIAL HIGHLIGHTS 
Fiscal Year
Fiscal Year Ends:31-Dec
Most Recent Quarter (mrq):30-Sep-06
Profitability
Profit Margin (ttm):22.72%
Operating Margin (ttm):29.22%
Management Effectiveness
Return on Assets (ttm):12.86%
Return on Equity (ttm):27.41%
Income Statement
Revenue (ttm):22.36B
Revenue Per Share (ttm):10.249
Qtrly Revenue Growth (yoy):-0.10%
Gross Profit (ttm):16.86B
EBITDA (ttm):11.24B
Net Income Avl to Common (ttm):5.08B
Diluted EPS (ttm):2.32
Qtrly Earnings Growth (yoy):-33.80%
Balance Sheet
Total Cash (mrq):9.09B
Total Cash Per Share (mrq):4.186
Total Debt (mrq):5.99B
Total Debt/Equity (mrq):0.31
Current Ratio (mrq):1.366
Book Value Per Share (mrq):8.877
Cash Flow Statement
Operating Cash Flow (ttm):7.25B
Levered Free Cash Flow (ttm):6.41B
View Financials (provided by EDGAR Online):
Income Statement - Balance Sheet
Cash Flow
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Free Annual Report for MRK


TRADING INFORMATION 
Stock Price History
Beta:0.81
52-Week Change3:35.96%
S&P500 52-Week Change3:9.94%
52-Week High (27-Oct-06)3:46.37
52-Week Low (05-Jan-06)3:32.50
50-Day Moving Average3:44.03
200-Day Moving Average3:41.57
Share Statistics
Average Volume (3 month)3:11,012,300
Average Volume (10 day)3:8,803,600
Shares Outstanding:2.17B
Float:2.17B
% Held by Insiders4:0.11%
% Held by Institutions4:71.90%
Shares Short (as of 12-Dec-06)3:32.22M
Short Ratio (as of 12-Dec-06)3:2.9
Short % of Float (as of 12-Dec-06)3:1.50%
Shares Short (prior month)3:35.85M
Dividends & Splits
Forward Annual Dividend Rate5:1.52
Forward Annual Dividend Yield5:3.40%
Trailing Annual Dividend Rate3:1.52
Trailing Annual Dividend Yield3:3.40%
5 Year Average Dividend Yield5:3.50%
Payout Ratio5:66%
Dividend Date3:03-Apr-06
Ex-Dividend Date5:06-Dec-06
Last Split Factor (new per old)2:2:1
Last Split Date3:17-Feb-99


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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 30-Sep-06)
ttm = Trailing Twelve Months (as of 30-Sep-06)
yoy = Year Over Year (as of 30-Sep-06)
lfy = Last Fiscal Year (as of 31-Dec-05)
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