Take a look at some of Wednesday's midday movers:
American Eagle Outfitters - Shares fell after the teen apparel retailer projected another quarter of declining same-store sales and said it would close another 150 stores.
Boeing - The plane manufacturer gained after telling an annual conference with analysts in Seattle that it has a commercial backlog of nearly 5,100 planes worth $374 billion and a defense backlog of $67 billion.
Dycom Industries - The provider of engineering, construction and maintenance services fell after reporting a drop in revenue.
Eaton Vance - The asset manager rose after reporting a nearly 18 percent increase in quarterly profit.
eBay - The online auctioneer declined after asking its users to change their passwords after acknowledging a hacker attack.
General Motors - The car maker advanced as it recalled another 218,000 older-generation Chevrolet small cars in the United States and its territories due to a potential fire hazard.
Lenovo Group - The provider of IT products and services gained after reporting a 25 percent increase in fourth-quarter profit.
Lockheed Martin - The defense contractor rose after the U.S. General Services Administration picked the company as a contractor authorized to compete for future professional services contract orders.
PetSmart - The pet supplies retailer fell after cutting its full-year outlook after fiscal first-quarter sales missed expectations.
Target - The discount retailer declined after reporting a 16 percent drop in quarterly profit.
Teva Pharmaceutical Industries - The generic drugmaker climbed after saying it would launch three products in 2014 with combined estimated peak sales of $1 billion.
TJX Companies - The retailer rebounded from Tuesday's losses as MKM Partners and UBS said the selling was overdone.
Trina Solar - The Chinese solar company gained after reported a quarterly profit, reversing a loss from a year ago. It also forecast higher shipments for the current quarter.
Tyson Foods - The meat processor fell after saying it expects to cut hog slaughter and pork production levels more than usual this summer because of a deadly virus.
United Continental Holdings - The airline and other carriers including American Airlines Group, Delta Air Lines and Southwest Airlines gained after the Transportation Department said U.S. airlines should disclose fees for checked baggage, assigned seats and other basic services to make it easier for travelers to understand the true cost of a ticket.
ViaSat - The satellite broadband company declined after reporting fourth-quarter results below estimates.
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—By CNBC's Rich Fisherman.
Questions? Comments? Email us at marketinsider@cnbc.com