Selected unaudited quarterly financial data for the years 2015 and 2016 are summarized below. The Company has derived this data from the unaudited consolidated interim financial statements that, in the Company's opinion, have been prepared on substantially the same basis as the audited financial statements contained elsewhere in this report and include all normal recurring adjustments necessary for a fair presentation of the financial information for the periods presented. These unaudited quarterly results should be read in conjunction with the financial statements and notes thereto included elsewhere in this report. The operating results in any quarter are not necessarily indicative of the results that may be expected for any future period.

	2015											2016
	First			Second			Third		Fourth			First			Second			Third		Fourth
	Quarter			Quarter			Quarter		Quarter			Quarter			Quarter			Quarter		Quarter
	(in thousands, except per share data)
Net sales	$	114,201		$	131,106		$	337,027	$	163,407		$	95,809		$	140,977		$	302,791	$	167,026
Gross profit	$	35,378		$	39,287		$	104,329	$	49,575		$	31,183		$	44,800		$	94,933	$	52,105
Income (loss) from operations	$	(4,199	)	$	(3,008	)	$	44,628	$	(6,891	)	$	(13,816	)	$	(1,100	)	$	34,413	$	(2,391	)
Income (loss) before provision (benefit) for income taxes	$	(7,154	)	$	(4,414	)	$	47,239	$	(9,078	)	$	(16,951	)	$	(3,441	)	$	31,612	$	(5,844	)
Net income (loss)	$	(7,581	)	$	(5,727	)	$	45,864	$	(9,386	)	$	(17,383	)	$	(4,145	)	$	30,529	$	(7,752	)
Basic earnings (loss) per share	$	(0.40	)	$	(0.30	)	$	2.47	$	(0.50	)	$	(1.01	)	$	(0.27	)	$	1.91	$	(0.47	)
Weighted average shares outstanding		19,090			19,108			18,559		18,781			17,218			16,402			16,044		16,098
Diluted earnings (loss) per share	$	(0.40	)	$	(0.30	)	$	1.12	$	(0.50	)	$	(1.01	)	$	(0.27	)	$	0.82	$	(0.47	)
Weighted average shares and equivalents outstanding		19,090			19,108			42,562		18,781			17,218			16,402			39,504		16,098