Walmart is rallying ahead of earnings (WMT)

Walmart is edging up ahead of earnings. 
The retailer reports first-quarter earnings ahead of Thursday's opening bell. 
Analysts and investors are optimistic ahead of the results. 
Watch Walmart trade in real time here. 
Walmart is rallying ahead of its first-quarter earnings report, which is due out ahead before Thursday's opening bell. The stock is up 1.42% on Wednesday to $85.72 a share. 
Wall Street analysts surveyed by Bloomberg are expecting the retailer to ea