Stocks that moved substantially or traded heavily Tuesday on the New York Stock Exchange and Nasdaq Stock Market:
Southern Union Co., up $1.70 at $42.07
Energy Transfer Equity agreed to pay $5.1 billion for the pipeline company, trumping a bid by rival Williams Cos.
Western Union Co., down 90 cents at $19.34
In a bid to expand its overseas payments business, the money-transfer company will buy a Travelex unit for $973.8 million.
Peabody Energy Corp., up $1.30 at $60.69
Mongolia chose the coal miner as part of a group that will jointly develop a sought-after coking coal deposit in the Gobi Desert.
Immucor Inc., up $6.26 at $26.99
Private equity firm TPG Capital is buying the blood-testing equipment maker in a deal worth $1.97 billion, or $27 per share.
News Corp., up 7 cents at $18.13
Britain's prime minister called for a police inquiry into new claims of phone hacking by one of the company's U.K. newspapers.
Netflix Inc., up $21.64 at $289.63
The streaming TV and movie provider said it would launch its service in Latin America and the Caribbean later this year.
NetScout Systems Inc., down $4.04 at $17.14
The IT services provider cut its outlook for the year, citing budget difficulties for its government and financial-sector customers.
Clearwire Corp., up 9 cents at $3.91
A Credit Suisse analyst said the wireless network operator will gain if it signs a network sharing deal with Sprint Nextel.