Take a look at some of Tuesday's midday movers:
Saks rose as earnings rose 5 cents. It also repeated its sales forecast for the second half of the year and said it would no longer give out monthly sales. The company's CEO will be on Mad Money with Jim Cramer tonight at 6pm ET.
Estee Lauder moved higher after the cosmetics company reported better-than-expected quarterly earnings.
Tiger Global Management raised its stake in Amazon by 90 percent, raised its stake by 10 fold in LinkedIn , took a 2 million share stake in Facebook and dissolved its shares in Yelp .
Jana Partners took big new stakes in Agrium and AOL . In response, Agrium said it will not spin off its retail operations.
Valspar moved lower after the maker of paints reported weak sales.
TJXCos jumped after it reported better-than-expected quarterly earnings and boosted its third-quarter earnings outlook.
Angie’s List lost ground after the expiration of its lock-up.
Envivio lost half its value after it slashed its second-quarter revenue forecasts.
—By CNBC's Rich Fisherman.
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