The following table sets forth the historical unaudited quarterly financial data for the periods indicated. The information for each of these periods has been prepared on the same basis as the audited consolidated financial statements and, in our opinion, reflects all adjustments necessary to present fairly our financial results. Operating results for previous periods do not necessarily indicate results that may be achieved in any future period.



	Quarter Ended
(In thousands, except per share information)	December 29, 2019			September 29, 2019			June 30, 2019			March 31, 2019
Net sales	$	531,237		$	552,192		$	562,943		$	530,311
Cost of goods sold	420,192			426,588			434,013			418,207
Gross profit	111,045			125,604			128,930			112,104
Selling, general and administration expenses	76,752			77,573			78,142			78,100
Restructuring costs	2,681			1,994			1,361			3,740
Asset impairment	—			—			3,142			10,625
Loss on disposal of subsidiaries	9,655			—			—			4,605
Operating income	21,957			46,037			46,285			15,034
Interest expense, net	12,096			11,909			11,357			11,127
Loss on extinguishment of debt	—			14,523			—			—
Other expense (income), net	4,363			(824		)	(456		)	(1,130		)
Income before income tax expense	5,498			20,429			35,384			5,037
Income tax expense	2,624			4,334			10,293			58
Net income	2,874			16,095			25,091			4,979
Less: net income attributable to non-controlling interest	1,272			1,126			849			1,190
Net income attributable to Masonite	$	1,602		$	14,969		$	24,242		$	3,789
Basic earnings per common share attributable to Masonite	$	0.06		$	0.60		$	0.96		$	0.15
Diluted earnings per common share attributable to Masonite	$	0.06		$	0.59		$	0.96		$	0.15


	Quarter Ended
	December 30, 2018			September 30, 2018			July 1, 2018			April 1, 2018
Net sales	$	528,350		$	557,148		$	566,726		$	517,879
Cost of goods sold	432,989			446,306			443,052			412,450
Gross profit	95,361			110,842			123,674			105,429
Selling, general and administration expenses	61,601			64,530			71,851			68,211
Restructuring costs	1,624			—			—			—
Asset impairment	5,243			—			—			—
Operating income	26,893			46,312			51,823			37,218
Interest expense, net	11,027			10,151			9,074			8,756
Loss on extinguishment of debt	—			5,414			—			—
Other expense (income), net	(724		)	(948		)	(839		)	(22		)
Income before income tax expense	16,590			31,695			43,588			28,484
Income tax expense	3,067			6,151			7,894			6,701
Net income	13,523			25,544			35,694			21,783
Less: net income attributable to non-controlling interest	1,176			748			953			957
Net income attributable to Masonite	$	12,347		$	24,796		$	34,741		$	20,826
Basic earnings per common share attributable to Masonite	$	0.47		$	0.90		$	1.26		$	0.74
Diluted earnings per common share attributable to Masonite	$	0.46		$	0.89		$	1.24		$	0.73