Market Close: Big Winners & Losers for March 21, 2013 (ANAC, ACAD, ENTA, CMT, AFFY, BLDP, GMO, CIMT, AQ, SCHL)

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Source: thinkstock
Here are today’s five biggest gaining stocks at closing:

Anacor Pharmaceuticals Inc. (NASDAQ: ANAC) is up 26% at $4.84.

ACADIA Pharmaceuticals Inc. (NASDAQ: ACAD) is up 23.9% at $8.24.

Enanta Pharmaceuticals Inc. (NASDAQ: ENTA) is up 22.7% at $17.18. This is the company’s IPO.

Core Molding Technologies Inc. (NYSEMKT: CMT) is up 18.4% at $8.75.

Affymax Inc. (NASDAQ: AFFY) is up 17.5% at $1.48.

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

Ballard Power Systems Inc. (NASDAQ: BLDP) is down 20.1% at $1.08.

General Moly Inc. (NYSEMKT: GMO) is down 16.6% at $2.31.

Cimatron Ltd. (NASDAQ: CIMT) is down 15.3% at $5.41.

Acquity Group Ltd. (NYSEMKT: AQ) is down 15.1% at $6.60.

Scholastic Corp. (NASDAQ: SCHL) is down 13.9% at $26.75.