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American Tower Corp. (AMT)On Oct 6: 55.59  Up 0.53 (0.96%)  

Key StatisticsGet Key Statistics for:
Data provided by Capital IQ, except where noted.
Valuation Measures 
Market Cap (intraday)5:22.01B
Enterprise Value (Oct 7, 2011)3:27.17B
Trailing P/E (ttm, intraday):57.91
Forward P/E (fye Dec 31, 2012)1:40.58
PEG Ratio (5 yr expected)1:2.69
Price/Sales (ttm):9.82
Price/Book (mrq):6.12
Enterprise Value/Revenue (ttm)3:12.23
Enterprise Value/EBITDA (ttm)6:19.83
Financial Highlights 
Fiscal Year
Fiscal Year Ends:Dec 31
Most Recent Quarter (mrq):Jun 30, 2011
Profitability
Profit Margin (ttm):17.29%
Operating Margin (ttm):38.76%
Management Effectiveness
Return on Assets (ttm):5.50%
Return on Equity (ttm):10.88%
Income Statement
Revenue (ttm):2.22B
Revenue Per Share (ttm):5.57
Qtrly Revenue Growth (yoy):27.10%
Gross Profit (ttm):1.51B
EBITDA (ttm)6:1.37B
Net Income Avl to Common (ttm):384.01M
Diluted EPS (ttm):0.96
Qtrly Earnings Growth (yoy):15.60%
Balance Sheet
Total Cash (mrq):333.90M
Total Cash Per Share (mrq):0.84
Total Debt (mrq):5.70B
Total Debt/Equity (mrq):158.39
Current Ratio (mrq):0.70
Book Value Per Share (mrq):8.99
Cash Flow Statement
Operating Cash Flow (ttm):1.06B
Levered Free Cash Flow (ttm):461.26M
View Financials
Income Statement - Balance Sheet - Cash Flow

Trading Information 
Stock Price History
Beta:0.48
52-Week Change3:10.28%
S&P500 52-Week Change3:0.60%
52-Week High (Feb 14, 2011)3:56.84
52-Week Low (Mar 21, 2011)3:45.85
50-Day Moving Average3:52.94
200-Day Moving Average3:52.03
Share Statistics
Avg Vol (3 month)3:3,482,270
Avg Vol (10 day)3:4,596,310
Shares Outstanding5:396.00M
Float:395.79M
% Held by Insiders1:1.00%
% Held by Institutions1:95.10%
Shares Short (as of Sep 15, 2011)3:6.33M
Short Ratio (as of Sep 15, 2011)3:1.90
Short % of Float (as of Sep 15, 2011)3:1.60%
Shares Short (prior month)3:5.71M
Dividends & Splits
Forward Annual Dividend Rate4:N/A
Forward Annual Dividend Yield4:N/A
Trailing Annual Dividend Yield3:N/A
Trailing Annual Dividend Yield3:N/A
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

See Key Statistics Help for definitions of terms used.
Abbreviation Guide: K = Thousands; M = Millions; B = Billions
mrq = Most Recent Quarter (as of Jun 30, 2011)
ttm = Trailing Twelve Months (as of Jun 30, 2011)
yoy = Year Over Year (as of Jun 30, 2011)
lfy = Last Fiscal Year (as of Dec 31, 2010)
fye = Fiscal Year Ending
1 Data provided by Thomson Reuters
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.
6 EBITDA is calculated by Capital IQ using methodology that may differ from that used by a company in its reporting

Currency in USD.