NEW YORK (TheStreet) -- Expedia was the best-performing stock in the S&P 500 on Friday morning. The S&P was falling 2.18 points, or 0.16%, to 1,397.80. Shares of Expedia on Friday rose 27.98% to $41.76. JPMorgan analysts raised Expedia's rating to neutral from underweight following Expedia's first-quarter earnings on Thursday. Their price target is $37. ... Click to view a price quote on ^GSPC.