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Sunday, November 29, 2009, 4:37AM ET - U.S. Markets Closed. Dow Down 1.48% Nasdaq Down 1.73%
Arena Pharmaceuticals, Inc. (ARNA)On Nov 27: 3.54  Down 0.10 (2.75%)  
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Key StatisticsGet Key Statistics for:
Data provided by Capital IQ, except where noted.
VALUATION MEASURES 
Market Cap (intraday)5:328.22M
Enterprise Value (29-Nov-09)3:323.13M
Trailing P/E (ttm, intraday):N/A
Forward P/E (fye 31-Dec-10) 1:N/A
PEG Ratio (5 yr expected):N/A
Price/Sales (ttm):32.44
Price/Book (mrq):3.29
Enterprise Value/Revenue (ttm)3:31.06
Enterprise Value/EBITDA (ttm)3:-2.077
FINANCIAL HIGHLIGHTS 
Fiscal Year
Fiscal Year Ends:31-Dec
Most Recent Quarter (mrq):30-Sep-09
Profitability
Profit Margin (ttm): N/A
Operating Margin (ttm):-1618.35%
Management Effectiveness
Return on Assets (ttm):-34.65%
Return on Equity (ttm):-110.94%
Income Statement
Revenue (ttm):10.40M
Revenue Per Share (ttm):0.131
Qtrly Revenue Growth (yoy):41.00%
Gross Profit (ttm):1.29M
EBITDA (ttm):-155.58M
Net Income Avl to Common (ttm):-185.91M
Diluted EPS (ttm):-2.33
Qtrly Earnings Growth (yoy): N/A
Balance Sheet
Total Cash (mrq):143.48M
Total Cash Per Share (mrq):1.548
Total Debt (mrq):138.39M
Total Debt/Equity (mrq):N/A
Current Ratio (mrq):6.907
Book Value Per Share (mrq):1.106
Cash Flow Statement
Operating Cash Flow (ttm):-172.36M
Levered Free Cash Flow (ttm):-117.15M
View Financials (provided by EDGAR Online):
Income Statement - Balance Sheet
Cash Flow


TRADING INFORMATION 
Stock Price History
Beta:0.35
52-Week Change3:-8.29%
S&P500 52-Week Change3:21.31%
52-Week High (12-Feb-09)3:7.42
52-Week Low (21-Apr-09)3:2.26
50-Day Moving Average3:3.85
200-Day Moving Average3:4.29
Share Statistics
Average Volume (3 month)3:5,356,410
Average Volume (10 day)3:1,321,840
Shares Outstanding5:92.72M
Float:86.06M
% Held by Insiders1:1.30%
% Held by Institutions1:73.20%
Shares Short (as of 13-Nov-09)3:21.31M
Short Ratio (as of 13-Nov-09)3:7
Short % of Float (as of 13-Nov-09)3:38.10%
Shares Short (prior month)3:20.67M
Dividends & Splits
Forward Annual Dividend Rate4:N/A
Forward Annual Dividend Yield4: N/A
Trailing Annual Dividend Rate3:N/A
Trailing Annual Dividend Yield3:NaN%
5 Year Average Dividend Yield4: N/A
Payout Ratio4: N/A
Dividend Date3:N/A
Ex-Dividend Date4: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 30-Sep-09)
ttm = Trailing Twelve Months (as of 30-Sep-09)
yoy = Year Over Year (as of 30-Sep-09)
lfy = Last Fiscal Year (as of 31-Dec-08)
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.