The top aftermarket NYSE losers Thursday were: VOC Energy Trust, Cushing MLP Total Return Fund, MBIA, UBS AG, First Horizon National Corp, Capital One Financial, Vaalco Energy, Boardwalk Pipeline Partners, Qihoo 360 Technology Co and Whiting Petroleum Corp.

VOC Energy Trust (NYSE:VOC) shares slumped 9.43 percent to $22.10 in post market trading session. VOC announced a Trust distribution, which relates to net profits generated during the payment period ended December 31, 2011.Unitholders of record on January 30, 2012 will receive a distribution amounting to $7,480,000 or $0.44 per unit payable February 14, 2012.

Cushing MLP Total Return Fund (NYSE:SRV) shares plunged 8.96 percent to $8.64 in aftermarket trading session. The stock has a 52-week low of $8.01, a 52-week high of $11.14 and $312.47 million in market capitalization.

MBIA, Inc. (NYSE:MBI) shares plunged 7.13 percent to $11.46 in aftermarket trading session. The stock has a 52-week low of $5.99, a 52-week high of $13.50 and $2.39 billion in market capitalization.

UBS AG (NYSE:UBS) shares declined 5.44 percent to $12.77 in aftermarket trading session. The company stock surged nearly 7 percent in regular trading session.

First Horizon National Corp. (NYSE:FHN) shares declined 4.91 percent to $8.33 in post market trading session.

Capital One Financial Corp. (NYSE:COF) shares declined 4.45 percent to $46.60 in post market trading session. The company reported fourth quarter net income of $407 million or $0.88 per share, down from $697 million or $1.52 per share in the same quarter a year-ago.

Vaalco Energy Inc. (NYSE:EGY) shares declined 4.13 percent to $6.03 in post market trading session.

Boardwalk Pipeline Partners L.P. (NYSE:BWP) shares declined 3.89 percent to $27.40 in post market trading session. BWP announced on Thursday that it plans to offer 8,000,000 common units representing limited partner interests in a registered offering.

Qihoo 360 Technology Co. Ltd. (NYSE:QIHU) shares declined 2.65 percent to $16.51 in aftermarket trading session. The stock has a 52-week low of $13.71, a 52-week high of $36.21 and $2.96 billion in market capitalization.

Whiting Petroleum Corp. (NYSE:WLL) shares declined 2.5 percent to $49.49 in aftermarket trading session.

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