Stocks that moved substantially or traded heavily Monday on the New York Stock Exchange and the Nasdaq Stock Market:
NYSE
Precision Castparts Corp., up $37.04 to $230.92
Warren Buffett's Berkshire Hathaway Inc. said it is buying the aerospace and industrial company for about $32.36 billion.
Dean Foods Co., down 52 cents to $17.21
The milk producer said its chairman had stepped down and then reported disappointing second-quarter sales.
Alibaba Group Holding Ltd., up $1.65 to $80.47
The e-commerce company is expanding into physical stores by buying a 20 per cent stake Suning, a Chinese electronics store chain.
Twitter Inc., up $2.46 to $29.50
The short messaging service announced a two-year content and advertising deal with the NFL as it seeks to attract a broader audience.
Wolverine World Wide Inc., up $1.15 to $29.25
A Stifel analyst boosted the footwear company's investment rating to a "Buy," citing potential growth of its Sperry and Merrel brands.
Post Holdings Inc., up $5.50 to $63.59
A Citi analyst upgraded the cereal maker's stock to a "Buy," saying that it expects cereal sales to perform well in the future.
Nasdaq
Nexstar Broadcasting Group Inc., up $1.01 to $55.07
The owner of local TV stations and websites said it plans to repurchase $100 million of its common stock.
Inter Parfums Inc., down $1.85 to $28.18
The perfume maker reported earnings for its second quarter last week that missed Wall Street expectations.
This content appears as provided to The Globe by the originating wire service. It has not been edited by Globe staff.