The top after-market Nasdaq gainers Friday were Human Genome Sciences Inc, Netlist Inc, Synacor Inc, Nanosphere Inc and Jamba.

The top after-market Nasdaq losers were Gevo, Glu Mobile Inc, ZAGG Inc, Xyratex Ltd and Splunk Inc.

Gainers

Human Genome Sciences Inc (HGSI) shares climbed 5.36 percent to $14.35 in after-hours trading. On Friday evening, Reuters reported that Celgene Corp might be a possible bidder for the Human Genome Sciences.

Netlist Inc (VELT) rose 3.03 percent in post-market session to close at $2.04. The company shares had declined 13.54 percent in regular trading session Friday.

Synacor Inc (SYNC) shares advanced 2.91 percent to $15.90 in post-market trading. The company shares hit its 52-week high in post-market trading Friday. Company shares climbed 12.69 percent on regular trading session.

Nanosphere Inc (NSPH) shares gained 2.19 percent and reached $3.26 in after-hours trading.  The company shares have a 52-week low of $0.89, a 52-week high of $3.45 and $139.45 million in market capitalization.

Jamba (JMBA) shares surged 1.81 percent to $24.21 in after-hours trading Friday. The company shares have a 52-week low of $1.21, a 52-week high of $2.47 and $164.90 million in market capitalization. Company shares surged 9.87 percent on regular trading session.

Losers

Gevo Inc. (EA) slumped 2.25 percent to $4.34 in post-market session Friday. The renewable chemicals and advanced bio-fuels company was ordered not to distribute its renewable fuel products to any third party related to automotive use during an appeal by a U.S. judge. 

Glu Mobile Inc (GLUU) shares declined 1.86 percent to $ 5.55 in after-hours trading. The mobile gaming company stock has a 52-week low of $1.80, a 52-week high of $6.10 and $ 364.77 million in market capitalization.   

ZAGG Inc (ZAGG) shares lost 1.51 percent in after-hours trading to reach $11.10. The company shares have a 52-week low of $6.40, a 52-week high of $17.10 and 340.89 million in market capitalization.

Xyratex Ltd. (XRTX) shares dropped 1.29 percent to $12.26 in after-hours trading. The shares of the data storage technology provider shares appreciated 5.97 percent in regular trading.

Splunk Inc. (SPLK) shares plunged 1.30 percent to $ 29.24in post-market session. The company shares have a 52-week low of $25.15, a 52-week high of $37.57 and $ 2.83 billion in market capitalization.