Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF OPERATIONS

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CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)
In Thousands, except Per Share data, unless otherwise specified
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Net revenue $ 97,728 $ 71,937 $ 68,701
Cost of net revenue 37,019 26,616 21,560
Gross profit 60,709 45,321 47,141
Operating expenses:      
Research and development 46,392 40,156 27,725
Selling, general and administrative 27,225 20,178 15,912
Total operating expenses 73,617 60,334 43,637
Income (loss) from operations (12,908) (15,013) 3,504
Interest income 282 292 326
Interest expense (53) (69) (29)
Other expense, net (232) (241) (58)
Income (loss) before income taxes (12,911) (15,031) 3,743
Provision (benefit) for income taxes 341 6,993 (6,371)
Net income (loss) (13,252) (22,024) 10,114
Net income allocable to preferred stockholders     (1,215)
Net income (loss) attributable to common stockholders $ (13,252) $ (22,024) $ 8,899
Net income (loss) per share attributable to common stockholders:      
Basic $ (0.40) [1] $ (0.68) [1] $ 0.33 [1]
Diluted $ (0.40) [1] $ (0.68) [1] $ 0.30 [1]
Shares used to compute net income (loss) per share attributable to common stockholders:      
Basic 33,198 32,573 26,743
Diluted 33,198 32,573 29,478
[1] As a result of the conversion of the Company's preferred stock into 14.5 million shares of its Class B common stock immediately prior to the completion of the Company's initial public offering in March 2010, there is a lack of comparability in the basic and diluted net income (loss) per share amounts between the periods presented herein and any historical or future periods.