Take a look at some of Tuesday's midday movers:
Abercrombie & Fitch - The teen retailer rose after saying CEO Michael Jeffries would retire, effective immediately.
Conn's - The specialty retailer plummeted after posting a third-quarter loss, withdrawing its 2015 profit forecast, and accepting the resignation of its CFO.
Verizon Communications - The wireless provider fell after warning promotional offers will hit fourth-quarter profits. Robert Baird downgraded the stock to neutral from outperform.
Bluebird bio - The drug developer jumped after saying a study found its blood disorder treatment essentially cured four patients.
Spirit Airlines - The carrier plummeted after it said its load factor dropped in November. Raymond James downgraded the stock to market perform.
Citigroup - The bank declined after it said it would incur charges of $3.5 billion in the fourth quarter to cover legal and restructuring costs.
Amazon.com - The online retailer gained after the Supreme Court ruled its warehouse workers weren't entitled to pay for time spent being screened for theft at the end of shifts.
Spirit AeroSystems Holdings - The company rose after it said it would pay Triumph Group $160 million to take its business that makes wings for Gulfstream jets.
Valeant Pharmaceuticals - The Canadian drug maker fell after saying it is abandoning its acquisitions strategy to try and reduce debt.
Zoetis - The drug maker fell. It has been widely viewed as Valeant's next target.
Tata Motors - The car manufacturer fell after Its Jaguar Land Rover unit recalled more than 7,000 F-type sports cars in the U.S. for a wiring issues regarding its front passenger air bags.
Entergy - The company declined on news it would buy Union Power Station for $948 million.
Newmont Mining - The gold miner and others including Barrick Gold and Anglogold Ashanti rose with gold prices.
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