Stock Index Correlations

VSTIX Fund  USD 62.09  0.82  1.34%   
The current 90-days correlation between Stock Index Fund and Mid Cap Index is 0.96 (i.e., Almost no diversification). The correlation of Stock Index is a statistical measure of how it moves in relation to other instruments. This measure is expressed in what is known as the correlation coefficient, which ranges between -1 and +1. A correlation greater than 0.8 is generally described as strong, whereas a correlation less than 0.5 is generally considered weak. If the correlation is 0, the equities are not correlated; they are entirely random.

Stock Index Correlation With Market

Almost no diversification

The correlation between Stock Index Fund and DJI is 0.97 (i.e., Almost no diversification) for selected investment horizon. Overlapping area represents the amount of risk that can be diversified away by holding Stock Index Fund and DJI in the same portfolio, assuming nothing else is changed.
  
Check out World Market Map to better understand how to build diversified portfolios, which includes a position in Stock Index Fund. Also, note that the market value of any mutual fund could be closely tied with the direction of predictive economic indicators such as signals in gross domestic product.

Moving together with Stock Mutual Fund

  0.98VMIDX Mid Cap IndexPairCorr
  0.99VMSGX Mid Cap StrategicPairCorr
  0.96VAPPX Valic Company IPairCorr
  1.0VSRDX Valic Company IPairCorr
  0.86VSSVX Small Cap SpecialPairCorr
  0.99VBCVX Broad Cap ValuePairCorr
  1.0VCAAX Asset AllocationPairCorr
  1.0VCBCX Blue Chip GrowthPairCorr
  1.0VCGAX Growth IncomePairCorr
  0.97VCGEX Emerging EconomiesPairCorr
  0.94VCFVX Foreign ValuePairCorr
  0.91VCIEX International EquitiesPairCorr
  0.69VCIFX International GovernmentPairCorr
  0.98VCIGX Valic Company IPairCorr
  0.95VCINX International GrowthPairCorr
  1.0VCNIX Nasdaq 100 IndexPairCorr
  0.99VCSTX Science TechnologyPairCorr
  0.94VCSOX Global Social AwarenessPairCorr
  0.99VCSLX Small Cap IndexPairCorr
  0.99VCULX Growth Fund GrowthPairCorr
  1.0VDAFX Dynamic AllocationPairCorr
  0.92VVMCX Valic Company IPairCorr
  0.99VVSGX Valic Company IPairCorr
  0.89VVSCX Valic Company IPairCorr
  0.93VGCLX Valic Company IPairCorr
  0.95VGLSX Global StrategyPairCorr
  0.91VGREX Global Real EstatePairCorr
  0.97VHYLX Valic Company IPairCorr
  0.96VIOPX Valic Company IPairCorr
  1.0VLAGX Valic Company IPairCorr
  1.0VLCGX Large Capital GrowthPairCorr
  0.99VLSMX Valic Company IPairCorr
  0.95VTSAX Vanguard Total StockPairCorr
  1.0VFIAX Vanguard 500 IndexPairCorr
  0.95VTSMX Vanguard Total StockPairCorr
  1.0VITSX Vanguard Total StockPairCorr

Related Correlations Analysis

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Risk-Adjusted Indicators

There is a big difference between Stock Mutual Fund performing well and Stock Index Mutual Fund doing well as a business compared to the competition. There are so many exceptions to the norm that investors cannot definitively determine what's good or bad unless they analyze Stock Index's multiple risk-adjusted performance indicators across the competitive landscape. These indicators are quantitative in nature and help investors forecast volatility and risk-adjusted expected returns across various positions.