	Quarter ended
	March 31			June 30			Sept. 30			Dec. 31
	(In millions, except per share data)
Year ended December 31, 2013
Net sales	$	499.2		$	516.1		$	448.2		$	400.1
Gross margin		12.9			17.2			48.6			55.5
Operating income (loss)		(45.2	)		(46.8	)		(42.5	)		(4.2	)
Net income (loss)	$	(48.2	)	$	(48.6	)	$	(40.9	)	$	10.8
Amounts attributable to Valhi stockholders:
Net income (loss) (1)	$	(39.8	)	$	(39.7	)	$	(34.2	)	$	15.7
Basic and diluted income (loss) per share	$	(.12	)	$	(.12	)	$	(.10	)	$	.05
Year ended December 31, 2014
Net sales	$	462.4		$	491.7		$	476.5		$	432.0
Gross margin		85.8			104.2			115.8			97.0
Operating income		22.8			46.7			60.2			40.5
Net income	$	4.6		$	23.7		$	37.5		$	13.7
Amounts attributable to Valhi stockholders:
Net income (2)	$	.8		$	15.5		$	28.7		$	8.8
Basic and diluted income per share	$	—		$	.05		$	.08		$	.03

(1)	We recognized the following amounts during 2013:

·	a $3.4 million after-tax and noncontrolling interest charge related to the February voluntary prepayment of an aggregate $290 million principal amount of Kronos’ term loan in the first quarter; see Note 9;

·	a $17.9 million after-tax and noncontrolling interest litigation settlement charge included in operating income in the third quarter; see Note 17;

·	a $1.2 million after-tax and noncontrolling interest charge related to the July voluntary prepayment of the remaining $100 million principal amount of Kronos’ term loan in the third quarter; see Note 9;

pre-tax charges aggregating approximately $28 million consisting of unabsorbed fixed production and other costs as a result of Kronos’ Canadian plant lockout in the third and fourth quarters of approximately $19 million, $7 million as a result of the pension curtailment charge discussed in Note 11, and $2 million for severance and other back-to-work expenses associated with reaching terms of the new Canadian collective bargaining agreement. Approximately $7 million of the costs (primarily related to unabsorbed fixed production costs) related to the third quarter of 2013 with the remaining costs recognized in the fourth quarter of 2013;

·	aggregate insurance recoveries of $4.7 million after-tax and noncontrolling interest in the fourth quarter; and

·	a $46.6 million after-tax gain on bargain purchase and remeasurement of existing investment related to our acquisition of a controlling interest in BMI and LandWell; see Notes 3 and 12.

(2)	We recognized the following amounts during 2014:

a $3.2 million net of noncontrolling interest non-cash income tax benefit in the second quarter of 2014 related to the release of a portion of our reserve for uncertain tax positions related to the completion of this Canadian income tax audit and to the release of a portion of our reserve for uncertain tax positions in conjunction with the completion of an audit of our U.S. income tax return for 2009; see Note 12;

·	a $1.2 million net of noncontrolling interest cash tax benefit associated with certain U.S. income tax credits, which we elected to claim on our 2012 amended U.S. federal tax return in the third quarter of 2014; and

·	aggregate insurance recoveries of $7.3 million, after-tax and noncontrolling interest in the third quarter of 2014.