Stocks that moved substantially or traded heavily Monday on the New York Stock Exchange and Nasdaq Stock Market:
Best Buy Co. Inc., up 55 cents at $15.85
The electronics chain said that Sharon McCollam, a former Williams-Sonoma Inc. executive, will become its new chief financial officer.
Beazer Homes USA Inc., down $2.87 at $13.77
The homebuilder said that its loss widened in its fiscal fourth quarter as it dealt with a large loss on debt extinguishment.
DR Horton Inc., down $1.20 at $19.40
Shares of the homebuilder fell even though it said that its fourth-quarter net income more than doubled as it sold more homes.
The Sherwin-Williams Co., up $8.22 at $149.06
The paint seller said that is buying the privately held Mexican paint company Consorcio Comex in a deal worth about $2.34 billion.
Jefferies Group Inc., up $2 at $16.27
Leucadia National, a diversified holding company, said it's buying the investment banking firm for about $2.6 billion in stock.
GameStop Corp., up 98 cents at $23.09
A Sterne Agee analyst reiterated his "Buy" rating on the video game retailer, saying new video game consoles will boost the company.
Research In Motion Ltd., up 27 cents at $8.81
The BlackBerry maker said that it will hold an official launch event for its new BlackBerry 10 smartphones in late January.
Celgene Corp., up $4.16 at $75.66
The drug maker said that its cancer drug, Abraxane, improved survival for patients in a study with advanced pancreatic cancer.
(This version CORRECTS the name of Best Buy's new CFO to Sharon McCollam.)