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Tuesday, December 1, 2009, 6:37PM ET - U.S. Markets Closed. Dow Up 1.23% Nasdaq Up 1.46%
Vanguard Institutional Index Instl Pl (VIIIX)On Dec 1: 101.95  Up 1.22 (1.21%)  
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Risk  As of 31-Oct-09Get Risk for:
RISK OVERVIEW 
Morningstar Risk Rating:Average
Number of Years Up:4
Number of Years Down:1
Best 1 Yr Total Return (2006):15.81%
Worst 1 Yr Total Return (2008):-36.94%
RISK (MODERN PORTFOLIO THEORY) STATISTICS 
3 Years
StatisticVIIIXCategory
Alpha (against Standard Index)0.080.38
Beta (against Standard Index)1.001.00
Mean Annual Return-6.95-0.41
R-squared (against Standard Index)10095.50
Standard Deviation19.5720.09
Sharpe Ratio-0.39N/A
Treynor Ratio-9.37N/A
5 Years
StatisticVIIIXCategory
Alpha (against Standard Index)0.060.26
Beta (against Standard Index)1.001.01
Mean Annual Return0.390.16
R-squared (against Standard Index)9994.84
Standard Deviation15.9616.47
Sharpe Ratio-0.08N/A
Treynor Ratio-2.64N/A
10 Years
StatisticVIIIXCategory
Alpha (against Standard Index)0.070.84
Beta (against Standard Index)1.000.97
Mean Annual Return-0.880.11
R-squared (against Standard Index)9991.16
Standard Deviation16.1216.35
Sharpe Ratio-0.16N/A
Treynor Ratio-3.85N/A

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