Dollar General, Monster Beverage, United Continental, JC Penney are big market movers

Stocks that moved substantially or traded heavily Monday on the New York Stock Exchange and the Nasdaq Stock Market:

NYSE

Dollar General Corp., up $6.68 to $64.14

The discounter started a bidding war for rival Family Dollar, offering $8.95 billion as it tries to trump a Dollar Tree bid.

Sensata Technologies Holding NV, up $2.67 to $48.84

The company said plans to buy Schrader International, which makes tire pressure monitoring sensors, for about $1 billion.

J.C. Penney Co., up 37 cents to $9.87

Shares of the department store operator continue to rise after it posted a better-than-expected second-quarter results last week.

Ingersoll-Rand PLC, up $1.63 to $62.18

The industrial products maker is buying Cameron International Corp.'s centrifugal compression business for $850 million.

United Continental Holdings Inc., up $1.83 to $47.84

Shares of the airline rose on falling oil prices. Investors expect it could pay less for fuel.

Lannett Co., up $2.50 to $40.40

The generic drug developer gave a fourth-quarter and full-year outlook that exceeded Wall Street expectations.

Nasdaq

DreamWorks Animation SKG Inc., up $1.94 to $22.55

The company behind the "Shrek" movies hired DirecTV executive Fazal Merchant as its new chief financial officer.

Monster Beverage Corp., down $5.05 to $88.44

A Jefferies analyst downgraded the energy drink maker saying that its stock may be fully valued after Coca-Cola said it will buy a stake in it.