Updated from 8:43 a.m. EDT

Creative Technology ( CREAF) surged 32% to $7.95 after Apple ( AAPL - Get Report) agreed to pay the company $100 million to license its patent on MP3-player-interface software.

Coldwater Creek ( CWTR) advanced after the specialty retailer said second-quarter earnings nearly doubled. Sales and profits both topped Wall Street's estimates. Shares were trading up 10.3% to $27.72.

Nordson ( NDSN - Get Report) stumbled after the company warned of flat sales in the fourth quarter. Third-quarter earnings rose year over year. Nordson's stock was dropping 7.7% to $40.

Patterson ( PDCO - Get Report) saw its shares slide after it reduced its fiscal 2007 earnings guidance by 3 cents to a range of $1.58 to $1.61 a share. After factoring in stock-compensation expenses, earnings will probably be $1.54 to $1.57 a share. Patterson dropped 6.5% to $30.74.

Chico's FAS ( CHS - Get Report) slumped following its warning that it's facing a sales slowdown. The retailer lowered its earnings expectations for the next four quarters, sending its shares down 17% to $20.

At Convera ( CNVR), the stock sank 13.9% to $5.26 in the wake of its announcement that revenue for the second quarter plunged 58% from a year ago. The company posted a loss for the three-month period of $11.1 million, or 21 cents a share.

ArthroCare ( ARTC) lost ground following word from the medical-equipment maker that the Securities and Exchange Commission wants information related to the company's stock option grants. ArthroCare has said it hasn't found any evidence of backdating, but added that it will cooperate fully with the SEC's request. Shares were falling 3.1% to $42.99.

Among other early movers, Isonics ( ISON) was up 14.6% to $1.18, Lipid Sciences rose 14.1% to $1.70, Cell Therapeutics ( CTIC - Get Report) was gaining 10% to $1.75 and Rambus ( RMBS - Get Report) rose 5.4% to $13.90.

Almaden Minerals ( AAU) was losing 7.2% to $2.57 and eBay ( EBAY - Get Report) was down 2.6% to $26.31.