Stocks that moved substantially or traded heavily Wednesday on the New York Stock Exchange and the Nasdaq Stock Market:
AbbVie Inc., up 50 cents to $54.63
The pharmaceutical company is reconsidering its $55 billion buyout of Shire, putting it at risk of paying a $1.6 billion fee.
Bank of America Corp., down 76 cents to $15.76
The bank reported a drop in quarterly profit because of a settlement over mortgage-backed securities with the U.S. government.
KeyCorp, down 75 cents to $12.14
The regional bank reported a decline in third-quarter profit and revenue, which fell short of Wall Street expectations.
Petrobras SA, down $1.55 to $15.55
The Brazilian company was among battered oil stocks as the price of crude dropped after the International Energy Agency reduced its forecast for demand.
Lakeland Industries Inc., up $2.17 to $23.60
Confirmation of a third case of Ebola in the U.S. and rising fear helped boost shares of the maker of protective and safety gear.
Republic Airways Holdings Inc., down 10 cents to $10.57
Airline stocks were hit after a health worker diagnosed with Ebola flew on a commercial flight, raising concerns the virus scare could curtail travel.
Orexigen Therapeutics Inc., up 52 cents to $3.98
The biotechnology company earned $100 million in milestone payments as the weight-loss drug Contrave is prepared for launch.
Shire PLC, down $75.08 to $170.49
The Ireland-based drug developer's potential buyer, AbbVie, is considering pulling out of the $55 billion deal.