Nasdaq Stocks Falling as Market Rallies: ZIP, SCOR, OMPI, BODY, ZAGG, ROSG

Zipcar, Inc. (NASDAQ:ZIP) is down 34.43% this morning at $6.94. ZIP has traded 2.7 million shares so far today, more than 8 times its average volume. ZIP shares are tumbling today after the company cut its 2012 revenue forecast.

comScore, Inc. (NASDAQ:SCOR) is down 23.24% today at $11.86. SCOR has traded 745 thousand shares so far today, well above its daily average of 166 thousand shares. SCOR shares are down after cutting revenue forecast for the year. The company has a market cap of 424.04 million.

Obagi Medical Products, Inc. (NASDAQ:OMPI) is down 23.27% today at $11.51. OMPI has traded 1.1 million shares so far today, 3 times its normal volume. OMPI shares are down after its third quarter forecast came in below analysts’ expectations. The company has a market cap of 221.97 million.

Body Central Corp. (NASDAQ:BODY) is down 18.25% today at $7.84. BODY has traded 1.1 million shares so far today, well above its daily average of 833 thousand shares. BODY shares are down today on weak guidance. The company has a market cap of 128.08 million.

ZAGG Inc. (NASDAQ:ZAGG) is down 19.91% today at $8.57. ZAGG has traded 1.8 million shares so far today, 3 times its normal traded volume. ZAGG shares saw increased sales for the second quarter but missed earnings estimates. The company has a market cap of 266.49 million.

Rosetta Genomics, Ltd. (NASDAQ:ROSG) is down 15.63% this morning at $4.86. ROSG has traded 1.8 million shares so far today, above its average volume of 1.1 million shares. ROSG shares are down today after announcing 5 million share offering priced at $5.