WEC’s implied volatility
As of August 24, 2016, WEC (WEC) has an implied volatility of 18%, which is at par with its 15-day average. NRG Energy (NRG) has the highest implied volatility figure of all the utility companies. Its implied volatility was 45.3% as of August 24, which is at the same levels as its 15-day average.
AES’s (AES) implied volatility on August 24 was 23.1%. This figure is ~8% less than its 15-day average.
As you can see in the graph above, falling implied volatility is generally associated with a gain in a stock’s price.