Earnings season is back, with a couple of big names due to report this week including some of the major banks. This week we have JP Morgan Chase (JPM), Wells Fargo (WFC), Citigroup (C) and Delta (DAL) all set to report. Before a company reports earnings, implied volatility is usually high because the market is unsure about the outcome of the report. Speculators and hedgers create huge demand for the company’s options which increases the implied volatility, and therefore, the price of options. After the earnings announcement, implied volatility usually drops back down to normal levels. Let’s ta…