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    Prothena Corporation plc (PRTA)

    -NasdaqGS
    39.37 Mar 30, 4:00PM EDT
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    Key StatisticsGet Key Statistics for:
    Data provided by Capital IQ, except where noted.
    Valuation Measures 
    Market Cap (intraday)5:1.08B
    Enterprise Value (Mar 31, 2015)3:785.14M
    Trailing P/E (ttm, intraday):N/A
    Forward P/E (fye Dec 31, 2016)1:N/A
    PEG Ratio (5 yr expected)1:0.11
    Price/Sales (ttm):21.21
    Price/Book (mrq):3.72
    Enterprise Value/Revenue (ttm)3:15.44
    Enterprise Value/EBITDA (ttm)6:-132.94
    Financial Highlights 
    Fiscal Year
    Fiscal Year Ends:Dec 31
    Most Recent Quarter (mrq):Dec 31, 2014
    Profitability
    Profit Margin (ttm):-14.06%
    Operating Margin (ttm):-13.08%
    Management Effectiveness
    Return on Assets (ttm):-1.71%
    Return on Equity (ttm):-3.09%
    Income Statement
    Revenue (ttm):50.85M
    Revenue Per Share (ttm):2.06
    Qtrly Revenue Growth (yoy):1,105.40%
    Gross Profit (ttm):50.85M
    EBITDA (ttm)6:-5.91M
    Net Income Avl to Common (ttm):-7.15M
    Diluted EPS (ttm):-0.29
    Qtrly Earnings Growth (yoy):N/A
    Balance Sheet
    Total Cash (mrq):293.58M
    Total Cash Per Share (mrq):10.72
    Total Debt (mrq):0.00
    Total Debt/Equity (mrq):N/A
    Current Ratio (mrq):24.86
    Book Value Per Share (mrq):10.59
    Cash Flow Statement
    Operating Cash Flow (ttm):-683.00K
    Levered Free Cash Flow (ttm):2.14M
    View Financials
    Income Statement - Balance Sheet - Cash Flow

    Trading Information 
    Stock Price History
    Beta:1.19
    52-Week Change3:6.35%
    S&P500 52-Week Change3:11.42%
    52-Week High (Mar 20, 2015)3:45.00
    52-Week Low (Aug 1, 2014)3:16.71
    50-Day Moving Average3:28.57
    200-Day Moving Average3:23.05
    Share Statistics
    Avg Vol (3 month)3:416,980
    Avg Vol (10 day)3:1,093,020
    Shares Outstanding5:27.40M
    Float:27.17M
    % Held by Insiders1:4.63%
    % Held by Institutions1:83.20%
    Shares Short (as of Mar 13, 2015)3:2.38M
    Short Ratio (as of Mar 13, 2015)3:9.00
    Short % of Float (as of Mar 13, 2015)3:N/A
    Shares Short (prior month)3:2.23M
    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 Dec 31, 2014)
    ttm = Trailing Twelve Months (as of Dec 31, 2014)
    yoy = Year Over Year (as of Dec 31, 2014)
    lfy = Last Fiscal Year (as of Dec 31, 2014)
    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.