The top aftermarket NYSE gainers Tuesday were: Molina Healthcare, Brunswick, W.R. Berkley, Manitowoc Co and Gafisa SA. The top aftermarket NYSE losers were: Unisys Corp, Medical Properties Trust, Oasis Petroleum, Skilled Healthcare Group and E-Commerce China Dangdang Inc.

Gainers:

Molina Healthcare Inc. (MOH) shares surged 4.31 percent to $31.93 in post market trading session. The company announced Tuesday that it will report its earnings for the fourth quarter and year ended December 31, 2011, after the market closes on Thursday, February 23, 2012.

Brunswick Corp. (BC) shares surged 3.75 percent to $22.14 in post market trading session. The company stock was upgraded to an outperform rating from neutral rating at Zacks Investment Research.

W.R. Berkley Corp. (WRB) shares gained 3.21 percent to $35.37 in post market trading session. The company reported fourth quarter net profit of $117.9 million or $0.82 per share compared to $126.9 million or $0.85 per share in the same quarter a year-ago.

Manitowoc Co, Inc. (MTW) shares gained 3.05 percent to $13.85 in post market trading session. The company swung to fourth quarter net profit of $15.3 million or $0.12 per share compared to net loss of $65.5 million or $0.50 per share in the same quarter a year-ago.

Gafisa SA (GFA) shares advanced 2.77 percent to $5.57 in aftermarket trading session. The stock has a 52-week low of $4.30, a 52-week high of $14.77 and $1.17 billion in market capitalization.

Losers:

Unisys Corp. (UIS) shares slumped 6.68 percent to $19.57 in aftermarket trading session. The company reported fourth quarter net income of $94.3 million or $1.94 per share compared to $99.2 million or $2.29 per share in the same period a year-ago.

Medical Properties Trust, Inc. (MPW) shares plunged 5.78 percent to $10.10 in post market trading session after announcing that it plans to make a public offering of its common stock.

Oasis Petroleum Inc. (OAS) shares declined 4.12 percent to $32.35 in post market trading session. The stock has a 52-week low of $17.99, a 52-week high of $36.15 and $3.12 billion in market capitalization.

Skilled Healthcare Group, Inc. (SKH) shares declined 3.91 percent to $5.90 in aftermarket trading session.

E-Commerce China Dangdang Inc. (DANG) shares declined 3.54 percent to $7.09 in post market trading session. The company stock slumped nearly 10 percent in regular trading session.

Nyse China Investment China