ATT semi-variance technical analysis lookup allows you to check this and other technical indicators for ATT or any other equities. You can select from a set of available technical indicators by clicking on the link to the right. Please note, not all equities are covered by this module due to inconsistencies in global equity categorizations and data normalization technicques. Please check also Equity Screeners
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ATT has current Semi Variance of 0.7492. Semi-variance provides a good measure of downside volatility for a equity or a portfolio. It is similar to Variance, but it only looks at periods where the returns are less than the target or average level.
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|SUM|| = || Summation notation|
|RET DEV|| = || Actual return deviation over selected period|
|N(ZERO)|| = || Number of points with returns less than zero|
Semi Variance Comparison
ATT is rated below average
in semi variance category among related companies. It is rated below average
in maximum drawdown category among related companies reporting about 7.73
of Maximum Drawdown per Semi Variance. The ratio of Maximum Drawdown to Semi Variance for ATT is roughly 7.73
Semi-variance is the square of semi-deviation. Semi-variance is calculated by averaging the deviations of returns that have a result that is less than the mean.