The top after-market NASDAQ Stock Market gainers are: Zhongpin, Dynamic Materials, ImmunoGen, NASDAQ OMX and Silicon Motion Technology. The top after-market NASDAQ Stock Market losers are: Hanwha SolarOne Co, CNinsure, First Solar, Steven Madden and Central European Media Enterprises.

Gainers:

Zhongpin Inc. (NASDAQ:HOGS) shares surged 5.2 percent to $8.7 in post market trading session. The company stock declined more than 3 percent after it was downgraded to “neutral” rating from “buy” rating at Chardan Capital Markets.

Dynamic Materials Corp. (NASDAQ:BOOM) shares gained 3.09 percent to $16 in post market trading session. The stock has a 52-week low of $14.00, a 52-week high of $29.69 and has $207.25 million market capitalization.

ImmunoGen, Inc. (NASDAQ:IMGN) shares gained 2.73 percent to $11.66 in aftermarket trading session.

NASDAQ OMX Group, Inc. (NASDAQ:NDAQ) shares gained 2.68 percent to $24.6 in aftermarket trading session.

Silicon Motion Technology Corp. (NASDAQ:SIMO) shares advanced 2.66 percent to $13.10 in post market trading session after plunging more than 4 percent in regular trading session.

Losers:

Hanwha SolarOne Co., Ltd. (NASDAQ:HSOL) shares plunged 7.2 percent to $2.45 in post market trading session after gaining more than 10 percent in regular trading session.

CNinsure Inc. (NASDAQ:CISG) shares declined 4.28 percent to $6.04 in post market trading session. The stock has a 52-week low of $6.28, a 52-week high of $26.74 and has $15.92 million market capitalization.

First Solar, Inc. (NASDAQ:FSLR) shares declined 3.31 percent to $65 in post market trading session. The company stock plunged more than 10 percent in regular trading session on news that its share price estimate lowered to $55 from $88 by Cantor Fitzgerald LP.

Steven Madden, Ltd. (NASDAQ:SHOO) shares declined 3.14 percent to $32.11 in post market trading session.

Central European Media Enterprises Ltd. (NASDAQ:CETV) shares declined 3 percent to $8.08 in aftermarket trading session.