
BGC Partners Inc. (NASDAQ: BGCP) is up 48.3% at $5.71.
B.O.S. Better Online Solutions Ltd. (NASDAQ: BOSC) is up 20.3% at $3.85.
Optimer Pharmaceuticals Inc. (NASDAQ: OPTR) is up 19.6% at $13.96.
Technical Communications Corp. (NASDAQ: TCCO) is up 19.1% at $5.30.
Comstock Holding Companies Inc. (NASDAQ: CHCI) is up 17.4% at $2.36.
And here are today’s five biggest losing stocks at closing:
iGo Inc. (NASDAQ: IGOI) is down 35.8% at $2.49.
Spherix Inc. (NASDAQ: SPEX) is down 13.2% at $7.29.
Cleantech Solutions International Inc. (NASDAQ: CLNT) is down 13.2% at $3.10.
The Nasdaq OMX Group Inc. (NASDAQ: NDAQ) is down 13% at $27.86.
Nordic American Tankers Ltd. (NYSE: NAT) is down 11.1% at $9.80.