The top aftermarket NYSE gainers Thursday were: Salesforce.com, 3D Systems Corp, American International Group, Magna International, Pacific Drilling, American Equity Investment, Rackspace Hosting and Suntech Power Holdings.

Salesforce.com Inc. (CRM) climbed 9.77 percent to $144.65 in post market trading session. The company reported fourth quarter adjusted net income of $61.6 million or $0.43 per share compared to $43.1 million or $0.31 per share in the same quarter last year and against analysts’ estimation of $0.40 per share. The company also raised its fiscal 2013 earnings estimate to $2.92 to $2.95 billion from its prior estimation of $2.880 to $2.920 billion.

3D Systems Corp. (DDD) shares surged 7.55 percent to $25.07 in post market trading session. The company reported fourth quarter adjusted net profit of $13.8 million or $0.27 per share compared to $9.6 million or $0.20 per share in the same quarter a year-ago and against analysts’ estimation o f $0.16 per share.

For the fiscal 2012, the company expects earnings to be in a range of $1.00 to $1.25 per share on revenues of $330 to $360 million compared to analysts’ estimation of $0.80 per share on revenues of $291.87 million.

American International Group, Inc. (AIG) shares surged 7.32 percent to $30.04 in aftermarket trading session. The company reported fourth quarter net profit of 19.8 billion or $10.43 per share compared to $2.3 billion or $16.60 per share in the same quarter a year-ago. Magna International, Inc. (MGA) shares surged 4.53 percent to $47.30 in post market trading session. The company reported fourth quarter net income of $312 million or $1.32 per share compared to $219 million $0.89 per share in same quarter a year-ago and against analysts’ estimation of $1.02 per share.

Pacific Drilling S.A. (PACD) shares advanced 3.36 percent to $11.37 in aftermarket trading session. The stock has a 52-week low of $7.69, a 52-week high of $11.47 and $2.38 billion in market capitalization.

American Equity Investment Life (AEL) shares advanced 2.88 percent to $12.66 in post market trading session. Its fourth quarter net profit surged to $49.70 million or $0.79 per share from $9.04 million or $0.14 per share in the same period a year-ago.

Rackspace Hosting, Inc. (RAX) shares rose 2.63 percent to $55.06 in post market trading session. The stock has a 52-week low of $30.34, a 52-week high of $56.94 and $7.08 billion in market capitalization.

Suntech Power Holdings Co., Ltd. (STP) shares advanced 2.18 percent to $3.28 in post market trading session.

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