One Wall Street analyst says Snap is an 'excellent buying opportunity' (SNAP)

AP Photo/Mark Lennihan Snap, the parent company ofmessaging app Snapchat, reported earnings and daily active user numbers that disappointedinvestors and sent the stock crashing 21.5% on Thursday. But, Drexel Hamilton analyst Brian White thinks the sell-off is a "excellent buying opportunity." In a note circulated on Friday, Hamiltonurged clients to keep their conviction in the stock and to buy more shares. Whitereiterated his "Buy" rating and $30.00 price target forSnap, implying a huge upside o...