The top after-market NASDAQ gainers Wednesday were: Online Resources, Tessera Technologies, NxStage Medical, Digital River, Washington Federal, Monolithic Power Systems, iGATE Corp, Theravance, Transcept Pharmaceuticals and Shuffle Master.

Online Resources Corp. (ORCC) stock climbed 19.93 percent to $3.55 in aftermarket trading session. Its fourth quarter net loss narrowed to $0.3 million or $0.01 per share from $2.0 million or $0.06 per share in the same period a year ago. The company expects first quarter net to be in a range of $0.05 to $0.06 per share on revenues of $41.2 to $41.7 million compared to analysts’ estimation of $0.03 per share on revenues of $39.76 million.

Tessera Technologies Inc. (TSRA) stock surged 5.83 percent to $17.24 in post market trading session.

NxStage Medical Inc. (NXTM) stock surged 5.2 percent to $18.80 in aftermarket trading session. The stock has a 52-week low of $15.42, a 52-week high of $24.85 and $966.00 million in market capitalization.

Digital River Inc. (DRIV) stock surged 5.02 percent to $18.00 in aftermarket trading session. The company stock declined nearly 3 percent in regular trading session.

Washington Federal Inc. (WAFD) stock gained 4.88 percent to $17.41 in post market trading session. The company announced Monday the appointment of William Synnamon as Vice President & Manager of the Commercial Real Estate division headquartered in Albuquerque, New Mexico.

Monolithic Power Systems Inc. (MPWR) stock advanced 4.73 percent to $19.71 in aftermarket session.

iGATE Corp. (IGTE) stock rose 4.55 percent to $18.60 in post market trading. The company announced Wednesday that it is initiating the buyback of Patni from March 28, as part of its plan to delist the company.

Theravance Inc. (THRX) stock advanced 3.78 percent to $18.95 in post market session. The stock has a 52-week low of $12.91, a 52-week high of $28.95 and $1.57 billion in market capitalization.

Transcept Pharmaceuticals Inc. (TSPT) stock advanced 3.66 percent to $8.77 in aftermarket trading. The company swung to fourth quarter net profit of $5.3 million or $0.37 per share compared to net loss of $2.6 million or $0.20 per share in the same quarter a year-ago.

Shuffle Master Inc. (SHFL) stock gained 3.75 percent to $17.43 in aftermarket trading session.

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