The following tables show a summary of the Company’s quarterly financial information for each of the four quarters of 2016 and 2015 (in thousands, except per share data):



	Year Ended December 31, 2016
	March 31			June 30			September 30			December 31

Net revenues	$	64,121		$	79,185		$	88,684		$	90,601
Cost of revenues	52,361			65,049			72,805			74,367
Gross profit	11,760			14,136			15,879			16,234
Operating expenses:
Research and development	13,066			13,091			13,169			11,378
Sales and marketing	10,215			9,987			11,016			7,592
General and administrative	7,567			6,846			6,708			6,296
Restructuring charges	—			—			2,717			1,060
Total operating expenses	30,848			29,924			33,610			26,326
Loss from operations	(19,088		)	(15,788		)	(17,731		)	(10,092		)
Other income (expense), net	529			(591		)	(881		)	(2,345		)
Loss before income taxes	(18,559		)	(16,379		)	(18,612		)	(12,437		)
Provision for income taxes	(236		)	(344		)	(144		)	(751		)
Net loss	$	(18,795	)	$	(16,723	)	$	(18,756	)	$	(13,188	)
Net loss per share, basic and diluted	$	(0.41	)	$	(0.36	)	$	(0.40	)	$	(0.21	)

	Year Ended December 31, 2015
	March 31			June 30			September 30			December 31
Net revenues	$	86,653		$	102,093		$	102,874		$	65,629
Cost of revenues	58,629			69,066			71,408			49,929
Gross profit	28,024			33,027			31,466			15,700
Operating expenses:
Research and development	13,430			12,786			12,059			12,544
Sales and marketing	11,937			12,508			10,510			10,922
General and administrative	8,205			8,102			7,118			7,405
Total operating expenses	33,572			33,396			29,687			30,871
Loss from operations	(5,548		)	(369		)	1,779			(15,171		)
Other income (expense), net	(605		)	(8		)	(844		)	63
Loss before income taxes	(6,153		)	(377		)	935			(15,108		)
Provision for income taxes	(167		)	(226		)	(311		)	(675		)
Net income (loss)	$	(6,320	)	$	(603	)	$	624		$	(15,783	)
Net income (loss) per share, basic	$	(0.14	)	$	(0.01	)	$	0.01		$	(0.35	)
Net income (loss) per share, diluted	$	(0.14	)	$	(0.01	)	$	0.01		$	(0.35	)