Walmart (WMT) earnings are on deck as shares have risen nearly 40% over the past year. Rick Ducat compares its performance to some of its retailer peers before keying in on Walmart's current uptrends taking shape on the chart. He says $97 and $104 have heavy volume nodes. Later, Tom White demonstrates an example options trade using a call vertical strategy. He puts together a call vertical using the September 19 expiration, expecting a bullish direction.