Market Close: Big Winners & Losers for April 23, 2013

Superconductor Technologies Inc. (NASDAQ: SCON) is up 134.9% at $5.45.

MEMSIC Inc. (NASDAQ: MEMS) is up 50.8% at $4.07.

Ceasars Entertainment Corp. (NASDAQ: CZR) is up 27.3% at $15.90.

Netflix Inc. (NASDAQ: NFLX) is up 24.4% at $216.99.

Sucampo Pharmaceuticals Inc. (NASDAQ: SCMP) is up 24.1% at $8.46.

And here are today’s five biggest losing stocks at closing:

Catalyst Pharmaceutical Partners Inc. (NASDAQ: CPRX) is down 13.2% at $0.92.

II-VI Inc. (NASDAQ: IIVI) is down 12% at $14.85.

Universal Business Payment Solutions Inc. (NASDAQ: UBPS) is down 11.9% at $3.17.

ARCA Biopharmaceuticals Inc. (NASDAQ: ABIO) is down 11% at $2.58.

Mecox Lane Ltd. (NASDAQ: MCOX) is down 10.7% at $5.32.