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Friday, December 5, 2008, 12:35AM ET - U.S. Markets open in 8 hours and 55 minutes. Dow Down 2.51% Nasdaq Down 3.14%
Arch Coal Inc. (ACI)On Dec 4: 11.93  Down 1.94 (13.99%)  
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Key StatisticsGet Key Statistics for:
Data provided by Capital IQ, except where noted.
VALUATION MEASURES 
Market Cap (intraday)5:1.70B
Enterprise Value (5-Dec-08)3:3.00B
Trailing P/E (ttm, intraday):4.62
Forward P/E (fye 31-Dec-09) 1:2.50
PEG Ratio (5 yr expected):0.19
Price/Sales (ttm):0.68
Price/Book (mrq):1.13
Enterprise Value/Revenue (ttm)3:1.04
Enterprise Value/EBITDA (ttm)3:4.123
FINANCIAL HIGHLIGHTS 
Fiscal Year
Fiscal Year Ends:31-Dec
Most Recent Quarter (mrq):30-Sep-08
Profitability
Profit Margin (ttm):12.88%
Operating Margin (ttm):15.31%
Management Effectiveness
Return on Assets (ttm):7.47%
Return on Equity (ttm):23.40%
Income Statement
Revenue (ttm):2.90B
Revenue Per Share (ttm):20.178
Qtrly Revenue Growth (yoy):28.40%
Gross Profit (ttm):525.36M
EBITDA (ttm):728.84M
Net Income Avl to Common (ttm):373.30M
Diluted EPS (ttm):2.58
Qtrly Earnings Growth (yoy):258.70%
Balance Sheet
Total Cash (mrq):41.07M
Total Cash Per Share (mrq):0.288
Total Debt (mrq):1.34B
Total Debt/Equity (mrq):0.767
Current Ratio (mrq):0.975
Book Value Per Share (mrq):12.251
Cash Flow Statement
Operating Cash Flow (ttm):574.52M
Levered Free Cash Flow (ttm):-151.97M
View Financials (provided by EDGAR Online):
Income Statement - Balance Sheet
Cash Flow


TRADING INFORMATION 
Stock Price History
Beta:2.14
52-Week Change3:-70.32%
S&P500 52-Week Change3:-43.93%
52-Week High (19-Jun-08)3:77.40
52-Week Low (20-Nov-08)3:10.43
50-Day Moving Average3:17.72
200-Day Moving Average3:44.11
Share Statistics
Average Volume (3 month)3:8,826,350
Average Volume (10 day)3:5,530,290
Shares Outstanding5:142.83M
Float:139.62M
% Held by Insiders1:2.04%
% Held by Institutions1:86.50%
Shares Short (as of 11-Nov-08)3:7.87M
Short Ratio (as of 11-Nov-08)3:1.1
Short % of Float (as of 11-Nov-08)3:5.60%
Shares Short (prior month)3:9.32M
Dividends & Splits
Forward Annual Dividend Rate4:0.36
Forward Annual Dividend Yield4:2.60%
Trailing Annual Dividend Rate3:0.34
Trailing Annual Dividend Yield3:2.50%
5 Year Average Dividend Yield4:0.90%
Payout Ratio4:12%
Dividend Date3:14-Dec-08
Ex-Dividend Date4:26-Nov-08
Last Split Factor (new per old)2:2:1
Last Split Date3:16-May-06


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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-08)
ttm = Trailing Twelve Months (as of 30-Sep-08)
yoy = Year Over Year (as of 30-Sep-08)
lfy = Last Fiscal Year (as of 31-Dec-07)
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 Morningstar, Inc.;
5 = Shares outstanding is taken from the most recently filed quarterly or annual report
and Market Cap is calculated using shares outstanding.