NEW YORK (AP) -- Stocks that moved substantially or traded heavily Thursday on the New York Stock Exchange and Nasdaq Stock Market:
Magnum Hunter Resources Corp., up 20 cents at $3.98
The Houston-based oil and gas producer said its second-quarter loss narrowed on a jump in oil and gas production and lower costs.
Robbins & Myers Inc., up $12.83 at $59.63
National Oilwell Varco Inc., the oilfield equipment and services firm, said it will buy the oil pump and valve maker for $2.5 billion.
E-Trade Financial Corp., up 55 cents at $8.57
The online broker ousted its chief executive, just two years into a four-year contract, as it adjusts its business strategy.
Elizabeth Arden Inc., up $5.06 at $44.02
The makeup and skincare company reported better-than-expected fourth-quarter results and gave strong first-quarter guidance.
Boingo Wireless Inc., down $2.23 at $6.77
The provider of Wi-Fi hotspots in airports and other public places posted second-quarter results that missed analyst expectations.
James River Coal Co., up 29 cents at $2.52
The coal miner reported a $25.8 million second-quarter loss, but the results were better than what Wall Street expected.
Monster Beverage Corp., down $6.57 at $61.20
The energy drinks company reported growth in its second quarter, but its results missed Wall Street's expectations.
ViroPharma Inc., up 77 cents at $23.15
The drugmaker reported a second-quarter loss as generic competition for the antibiotic Vancocin hurt the company's revenue.