Facebook(FB) Stock soared more than 30% on 25th July 2013 after announcing Q2 results which were far ahead of street estimates. Many were short on the stock ahead of earnings as analysts were expecting weak set of numbers from the social media giant.
Contrary to that Facebook surprised street by delivering better than expected performance on all parameters. Short Squeeze coupled with fresh interest in the counter led to a massive rally in the stock which added more than $20 billion to it's market value.