ATT Semi Deviation 
ATT Inc has current Semi Deviation of 0.0. Semideviation provides a good measure of downside risk for a equity or a portfolio. It is similar to standard deviation, but it only looks at periods where the returns are less than the target or average level.
ATT Inc is rated below average in semi deviation category among related companies. It is rated below average in maximum drawdown category among related companies .
ATT 
 =  0.0 

Semi Deviation Comparison
Semideviation is the square root of semi variance. Semivariance is calculated by averaging the deviations of returns that have a result that is less than the mean.
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Technical Indicators
All ATT Technical Indicators
Cycle Indicators  
Math Operators  
Math Transform  
Momentum Indicators  
Overlap Studies  
Pattern Recognition  
Price Transform  
Statistic Functions  
Volatility Indicators  
Volume Indicators 
Risk Adjusted Performance  (0.29)  
Market Risk Adjusted Performance  4.84  
Mean Deviation  0.8227  
Coefficient Of Variation  (201.03)  
Standard Deviation  1.02  
Variance  1.04  
Information Ratio  (0.41)  
Jensen Alpha  (0.53)  
Total Risk Alpha  (0.34)  
Treynor Ratio  4.83  
Maximum Drawdown  3.78  
Value At Risk  (2.13)  
Potential Upside  0.5882  
Skewness  (1.01)  
Kurtosis  0.0871 