With Einhorn's New Stake, Here's A Look At Other Firms Invested In Yelp By: Benzinga via Benzinga May 03, 2016 at 16:42 PM EDT Shares of Yelp Inc (NYSE: YELP) traded up nearly 3 percent Tuesday amid news of a stake by Greenlight Capital's esteemed manager, ... Read More >> Related Stocks: Yelp Inc