7 NASDAQ Stocks Stumbling This Morning: DNDN, SIGM, ZLTQ, FSYS, SMTC, DSCO, GMCR

Stocks are trading higher this morning thanks to optimism that Greece will complete its debt swap deal. Investors seemed to ignore the slightly negative jobless data today as weekly claims jumped 8,000 last week to 362,000. Economists were expecting claims to remain at 351,000. The major stock indices have given up some of their early gains, but remain positive right now. The Dow is up 40 points, the Nasdaq is up 17 points and the S&P 500 is up 7 points.

Dendreon Corporation (NASDAQ:DNDN) is down 14.90% this morning at $9.25. DNDN has traded 13.1 million shares so far today, 3 million shares more than its daily average. DNDN shares are taking a hit today after its rival Johnson & Johnson’s prostate drug beats placebo in trial. The company has a market cap of 1.35 billion.

Sigma Designs, Inc. (NASDAQ:SIGM) is down 10.24% today at $4.91. SIGM has traded 514 thousand shares so far today, more than double its average volume. SIGM shares are down early after reporting a quarterly loss on lower revenue. The company has a market cap of 157.91 million.

Zeltiq Aesthetics, Inc. (NASDAQ:ZLTQ) is down 8.51% in early trading at $5.9559. ZLTQ has traded 500 thousand shares so far today, double its average volume. ZLTQ shares continue to drop today after the company reported a loss of $0.22 per share in the fourth quarter earlier this week. Analysts were expecting a loss of $0.09 per share. The company has a market cap of 201.87 million.

Fuel Systems, Inc. (NASDAQ:FSYS) is down 6.50% today at $24.58. FSYS is down on heavy volume this morning with 556 thousand shares traded. The stock trades about 331 thousand shares a day on average. Fuel Systems is falling today after reporting fourth quarter results. Fuel Systems reported EPS of $0.07 per share, well below estimates of $0.15 per share. The company has a market cap of 497.52 million.

Semtech Corporation (NASDAQ:SMTC) is down 5.54% this morning at $26.60. SMTC has traded a little over a million shares already today, more than double its daily volume. Semtech shares are down after seeing revenue in the fourth quarter drop 16.1% from the previous quarter. Income came in at $12.4 million, down from $27 million in the previous quarter. The company has a market cap of 1.71 billion.

Discovery Laboratories, Inc. (NASDAQ:DSCO) is down 2.45% today at $3.9799. DSCO has traded 3.4 million shares so far today, more than 3 times its average volume. DSCO shares are trading lower after the stock jumped on FDA approval for its drug Surfaxin on Wednesday. The company has a market cap of 98 million.

Green Mountain Coffee Roasters, Inc. (NASDAQ:GMCR) is down 1.69% this morning at $62.65. GMCR has traded 5.3 million shares so far today, already eclipsing its average volume. Green Mountain Coffee has been trending lower for about the past week from around $68. The stock is still up more about $20 a share on the year after starting January around $45. The company has a market cap of 9.64 billion.