NEW YORK (AP) - Stocks that moved substantially or traded heavily Monday on the New York Stock Exchange and the Nasdaq Stock Market:

NEW YORK (AP) Stocks that moved substantially or traded heavily Monday on the New York Stock Exchange and the Nasdaq Stock Market:

NYSE

Alcoa Inc., up 52 cents to $9.59

The aluminum producer is splitting into two independent companies holding its legacy business and engineered products unit.

Media General Inc., up $2.49 to $13.64

Nexstar Broadcasting is offering $1.9 billion for the television station owner, which has offered to buy Meredith Corp. for $2.4 billion.

Valeant Pharmaceuticals International Inc., down $32.97 to $166.50

Congressional Democrats pressed a Republican committee chairman to force the company to turn over documents tied to price hikes.

Williams Cos., down $5.04 to $36.56

Energy Transfer Equity L.P. will buy the energy pipeline company, which terminated its deal to buy William Partners L.P.

Halliburton Co., down $1.77 to $34.93

The energy industry services company will divest several more businesses as part of its buyout of rival Baker Hughes Inc.

Sprint Corp., down 32 cents to $3.98

The telecommunications company will opt out of a U.S. government airwaves auction, saying it has sufficient holdings.

Nasdaq

Vodafone Group Plc., down $1.70 to $31.12

The telecommunications company ended its asset swap negotiations with Liberty Global.

Whole Foods Market Inc., down 35 cents to $30.75

The grocery store operator is cutting about 1,500 jobs over the next eight weeks as it looks to lower prices and better compete.