Stocks that moved substantially or traded heavily Wednesday on the New York Stock Exchange and Nasdaq Stock Market:
Cobalt International Energy Inc., down $1.36 at $21.67
The oil and natural gas driller said it didn't find any hydrocarbons at a well in the Gulf of Mexico. It plans to plug and abandon the well.
The Scotts Miracle-Gro Co., down $2.84 at $40.21
The lawn and garden company said that weaker demand for its products will lower its earnings for the year and the current quarter.
USEC Inc., up 19 cents at 95 cents
The government announced a $350 million project with the energy company that will back an Ohio uranium plant research project.
Global Payments Inc., down $1.71 at $40.48
The payment processor said that hackers may have accessed more personal data about customers than the company initially believed.
Dell Inc., up 30 cents at $12.28
The computer maker said that it will pay shareholders its first dividend of 8 cents per share beginning in the third quarter.
Casey's General Stores Inc., down $7.73 at $52.18
The convenience store operator said that its fourth-quarter profit fell short of expectations due to weak margins on gas sales.
Netspend Holdings Inc., up 38 cents at $7.64
The company, which issues prepaid debit cards, announced that its board authorized a $75 million share repurchase program.
A123 Systems Inc., down 21 cents at $1.37
A Wunderlich analyst said that the electric vehicle battery maker's new technology won't be enough to keep it afloat for long.