The top aftermarket NYSE gainers Thursday were: Molina Healthcare, Centene Corp, Mitsubishi UFJ Financial, Ivanhoe Mines and MGIC Investment Corp. The top aftermarket NYSE losers were: Cooper Companies, Ellie Mae, FleetCor Technologies, Flotek Industries and Chicago Bridge & Iron Co.

Gainers

Molina Healthcare Inc (MOH) shares climbed 18.06 percent to $20.98 in the post market session. The company stock slumped more than 31 percent in regular trade after recalling its fiscal 2012 earnings guidance, citing uncertainties regarding medical costs in Texas.

Centene Corp (CNC) shares surged 6.58 percent to $35.00 in the pre-market session. The company stock slumped 12 percent in regular trade after fellow insurer Molina Healthcare withdrew its earnings guidance.

Mitsubishi UFJ Financial Group Inc (MTU) shares surged 4.09 percent to $4.58 in the aftermarket session. The company stock was upgraded to “buy” rating from “hold” at BNP Paribas.

Ivanhoe Mines Ltd (IVN) shares gained 3.64 percent to $10.69 in the post market session. The stock has a 52-week low of $8.39, a 52-week high of $27.50 and $7.64 billion in market capitalization.

MGIC Investment Corp (MTG) shares advanced 3.51 percent to $2.56 in aftermarket trading.

Losers

Cooper Companies (COO) shares plunged 5.57 percent to $75.60 in post market trading after lowering 2012 earnings guidance. The company currently expects fiscal 2012 earnings to be in a range of $4.88 to $5.13 per share, down from prior estimation of $4.90 to $5.15 per share.

Ellie Mae, Inc (ELLI) shares plunged 5.15 percent to $16.20 in aftermarket trade.

FleetCor Technologies, Inc (FLT) shares plunged 4.43 percent to $36.89 in post market trading. The company announced that selling stockholders have agreed to sell 6,750,000 shares of FLT common stock in an underwritten offering.

Flotek Industries, Inc (FTK) shares declined 1.84 percent to $10.16 in post market session.

Chicago Bridge & Iron Co N.V. (CBI) shares declined 1.78 percent to $35.33 in aftermarket session. The stock has a 52-week low of $23.88, a 52-week high of $47.74 and $3.49 billion in market capitalization.