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Tuesday, December 8, 2009, 6:41PM ET - U.S. Markets Closed. Dow Down 1.00% Nasdaq Down 0.76%
UltraShort MidCap400 ProShares (MZZ)At 4:00PM ET: 24.18  Up 0.37 (1.55%)  
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Risk  As of 31-Oct-09Get Risk for:
RISK (MODERN PORTFOLIO THEORY) STATISTICS 
3 Years
StatisticMZZCategory
Alpha (against Standard Index)-34.24-19.52
Beta (against Standard Index)19.3412.02
Mean Annual Return-0.56-0.12
R-squared (against Standard Index)4.704.34
Standard Deviation43.58N/A
Sharpe Ratio-0.21-0.10

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