Micron Technology fell on a report rival SK Hynix plans to build a new factory in South Korea to make DRAM chips.
CVS Caremark gained after telling analysts its expects sales and earnings to rise in 2014. It also boosted its quarterly dividend 22 percent to 27.5 cents and approved a new $6 billion share buyback.
FedEx fell a bit after reporting weaker-than-expected second-quarter earnings. But it did raise its 2014 outlook.
Lennar rose after reporting a 13 percent jump in quarterly orders and a 32 percent jump in fourth-quarter profit. Other homebuilders also gained, including KB Home, Pulte , D.R. Horton, and Toll Brothers.
Vertex Pharmaceuticals climbed on a bullish note from Bank of America/Merrill Lynch, which said the stock could be positioned to double on positive results for its cystic fibrosis drug.
AMC Entertainment rose 9 percent in the theater chain's market debut after being priced at $18 a share.
Valassis Communications surged after bank-check printer Harland Clarke said it would buy the printer of newspaper inserts and coupons for $1.8 billion, or $34.04 a share.
Avon Products fell after Bank of America/Merrill Lynch downgraded the stock to neutral from buy.
Intel rose after Deutsche Bank added the stock to its short-term buy list, noting improving PC demand.
Delta Air Lines fell. The carrier said it won't let passengers make in-flight voice calls.
Johnson Controls lost ground after forecasting 2014 earnings below estimates.
Lennox International climbed after boosting its fiscal 2013 expectations. It also declared a quarterly dividend of 24 cents a share.
(Read More: See CNBC's Market Insider Blog)
—By CNBC's Rich Fisherman.
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