Symbol:    
American Tower Corp 
Options Root:  Open Help    AMT  
.
Current1 WK AGO1 MO AGO52 wk Hi/Date52 wk Low/Date
  HISTORICAL VOLATILITY Open Help
10 days37.49%39.18%16.70%40.66% - 08-Nov5.68% - 30-Jan
20 days31.22%29.13%16.09%33.53% - 05-Nov9.03% - 31-Jan
30 days26.87%26.52%15.26%29.96% - 20-Nov9.96% - 21-Sep
  IMPLIED VOLATILITY Open Help
IV Index call Open Help20.45%20.78%19.05%26.81% - 24-Dec12.88% - 15-Mar
IV Index put Open Help19.84%21.37%16.65%27.53% - 27-Dec13.28% - 20-Mar
IV Index mean Open Help20.15%21.07%17.85%26.24% - 27-Dec13.42% - 14-Mar
.
      AMT: DAILY 1 YEAR VOLATILITY CHART   ( 3 months    6 months    1 year )
    IV Index Call     IV Index Put     IV Index Call & Put     IV Index Mean
.
Volatility chart
OPTIONS VOLUME, CONTRACTS
.
Options volume chart