Posts Tagged Stock market fluctuation stock market expectations

How much fluctuation should I expect of the stock market?

Median

Average

Cumulative

Probability of Price Increase

Daily

0.5%

0.8%

0.04%

53%

Monthly

2.6%

3.4%

0.8%

62%

Quarterly

4.2%

5.6%

1.9%

66%

Yearly

15.3%

17.8%

11%

79%

This data set applies to the Vanguard Index Trust 500 mutual fund for the 24-year time period between January 1, 1988 and December 31, 2011.  This data set takes into account dividends and is “investable,” unlike market indexes.  The performance mirrors the S&P 500 index, with a small drag due to expenses. Read the rest of this entry »

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