The top after-market NYSE gainers Thursday were Orbitz Worldwide, Lions Gate Entertainment, International Game Technology, Whiting Petroleum and Molycorp Inc. The top after-market NYSE losers were Roundy's, Ion Geophysical, EnergySolutions, Sealy Corp and WhiteWave Foods.

Gainers

Orbitz Worldwide Inc. (OWW) shares climbed 12.74 percent to $2.39 in post-market trading. The company has launched a new partnership with Asiana Airlines to power air, hotel, car and dynamic package search and booking capabilities on the company's U.S. website.

Lions Gate Entertainment Corp. (LGF) shares climbed 8.63 percent to $15.86 in post-market trading. The company swung to the second quarter net profit of $75.53 million or $0.53 per share compared to the net loss of $25.31 million or $0.19 per share in the same period last year.

International Game Technology (IGT) shares surged 7.79 percent to $13.83 in post-market trading. Its fourth quarter net income surged to $88.1 million or $0.33 per share from $53.4 million or $0.18 per share in the same period last year. Adjusted net profit rose to $0.38 per share from $0.24 per share last year and also topped Reuters’ estimate of $0.32 per share.

Whiting Petroleum Corp. (WLL) shares surged 7.65 percent to $46.85 in post-market trading. The stock has a 52-week low of $35.68, a 52-week high of $63.97 and $5.12 billion in market capitalization.

Molycorp Inc. (MCP) shares rose 6.80 percent to $9.27 in post-market trading. The company swung to the third quarter net loss of $15.5 million or $0.19 per share compared to net income of $45.1 million or $0.49 per share in the same period last year. Revenues surged 48.9 percent to $205.6 million from the same quarter last year.

Losers

Roundy's Inc. (RNDY) shares tumbled 5.82 percent to $5.02 in post-market trading. The company cut its quarterly dividend by 48 percent to $0.12 per share. The quarterly cash dividend of $0.12 per share will be paid Nov 26, 2012, to stockholders of record as of the close of business on November 19, 2012.

Ion Geophysical Corp. (IO) shares declined 5.58 percent to $5.75 in post-market trading. Its third quarter net profit rose to $14.9 million or $0.09 per share from $8.7 million or $0.06 per share in the same period last year but fell short of analysts’ estimation of $0.14 per share.

EnergySolutions Inc. (ES) shares plunged 4.15 percent to $3.00 in post-market trading. The company stock climbed more than 16 percent in regular trading.

Sealy Corp. (ZZ) shares fell 4.11 percent to $2.10 in post-market trading. The stock has a 52-week low of $1.37, a 52-week high of $2.45 and $227.94 million in market capitalization.

WhiteWave Foods Co. (WWAV) shares declined 4.15 percent to $3.00 in post-market trading. The stock has a 52-week low of $15.42, a 52-week high of $19.17 and $2.73 billion in market capitalization.