The sign outside the J.C. Penney store is seen in Westminster
The sign outside the J.C. Penney store is seen in Westminster, Colorado, on May 16, 2011. REUTERS

The top after-market NYSE gainers Wednesday were Babcock & Wilcox, Continental Resources, Sturm, Ruger & Co, Frontline Ltd and Ocwen Financial Corp. The top after-market NYSE losers were J.C. Penney Co, Aegean Marine Petroleum Network, CommonWealth REIT, Medical Properties Trust and DCP Midstream Partners, LP.

Gainers

Babcock & Wilcox Co. (NYSE:BWC) shares climbed 8.78 percent to $28.75 in post-market trading. The company swung to the fourth quarter net profit of $39.07 million or $0.33 per share compared to net loss of $63.01 million or $0.53 per share in the same period last year. Revenue rose 8 percent to $865.30 million compared to $800.79 million last year and also topped Reuters’ estimate of $841.74 million.

Continental Resources, Inc. (NYSE:CLR) shares surged 4.74 percent to $87.95 in post-market trading. The company swung to the fourth quarter net profit of $220.5 million or $1.19 per share compared to net loss of $112.0 million or $0.62 per share in the same quarter last year. Adjusted profit was $1.04 per share compared to $0.88 per share last year and above Reuters’ estimate of $0.87 per share.

Sturm, Ruger & Co, Inc. (NYSE:RGR) shares gained 2.78 percent to $55.00 in post-market trading. Its fourth quarter net profit rose to $1.00 per share from $0.54 per share in the same period last year. The company also announced that its Board of Directors declared a dividend of $0.404 per share for the fourth quarter, for shareholders of record as of March 8, 2013, payable on March 22, 2013.

Frontline Ltd. (NYSE:FRO) shares advanced 2.39 percent to $2.14 in post-market trading. The company stock plunged 5 percent in regular trading Wednesday.

Ocwen Financial Corp. (NYSE:OCN) shares gained 2.01 percent to $38.55 in post-market trading. The stock has a 52-week low of $14.40, a 52-week high of $41.87 and $5.01 billion in market capitalization.

Losers

J.C. Penney Co, Inc. (NYSE:JCP) shares slumped 13.37 percent to $18.33 in post-market trading. Its fourth quarter net loss widened to $552 million or $2.51 per share from $87 million or $0.41 per share in the same period last year. Adjusted loss was $1.95 per share compared to net profit of $0.21 per share last year and also came in worse than Reuters’ estimate of a loss of $0.18 per share

Aegean Marine Petroleum Network Inc. (NYSE:ANW) shares slumped 12.02 percent to $6.15 in pre-market trading. Its fourth quarter net profit declined to $0.07 per share from $0.14 per share in the same period last year and also widely misses analysts’ estimation of $0.18 per share.

CommonWealth REIT (NYSE:CWH) shares plunged 6.18 percent to $21.12 in post-market trading. The company announced Wednesday that it priced a public offering of 30,000,000 common shares at a price to the public of $19.00 per share.

Medical Properties Trust, Inc. (NYSE:MPW) shares fell 2.52 percent to $14.29 in post-market trading. The company announced Wednesday that it planned to sell 9,000,000 shares of its common stock in an underwritten public offering.

DCP Midstream Partners, LP (NYSE:DPM) shares declined 2.34 percent to $41.30 in post-market trading. The company announced that it had commenced an underwritten public offering of 10,250,000 of its common units representing limited partner interests.