25.SUMMARY BY QUARTER (UNAUDITED)

These tables summarize the unaudited results of operations for each quarter of fiscal 2018 and 2017:



	For the Quarter Ended
	December 31, 2017^(A)		March 31, 2018^(A)			June 30, 2018^(A)			September 30, 2018^(B)			Total
(In millions)
Sales	$	330.8	$	340.7		$	350.0		$	350.8		$	1,372.3
Cost of sales	191.4		195.9			200.4			200.4			788.1
Selling and administrative	35.3		36.6			35.2			36.0			143.1
Research and development	12.7		11.1			12.4			12.9			49.1
Business separation, restructuring and cost reduction actions	1.8		8.2			6.7			3.9			20.6
Other (income) expense, net	0.5		(0.5		)	(0.9		)	(1.7		)	(2.6		)
Operating Income	89.1		89.4			96.2			99.3			374.0
Interest expense	11.3		11.9			12.5			12.6			48.3
Write-off of financing costs	2.1		—			—			—			2.1
Income Before Taxes	75.7		77.5			83.7			86.7			323.6
Income tax provision	55.0		14.2			19.6			30.1			118.9
Net Income	20.7		63.3			64.1			56.6			204.7
Less: Net Income Attributable to Non-controlling Interests	2.0		1.7			0.8			2.7			7.2
Net Income Attributable to Versum	$	18.7	$	61.6		$	63.3		$	53.9		$	197.5
Net income attributable to Versum per common share:
Basic	$	0.17	$	0.57		$	0.58		$	0.49		$	1.81
Diluted	$	0.17	$	0.56		$	0.58		$	0.49		$	1.80

(A) As adjusted, Note 2. The effects of the change were not material to any quarter.

(B) As reported



	For the Quarter Ended (as adjusted, Note 2)
	December 31, 2016			March 31, 2017			June 30, 2017			September 30, 2017			Total
(In millions)
Sales	$	270.8		$	270.8		$	290.8		$	294.5		$	1,126.9
Cost of sales	151.2			154.5			159.6			171.1			636.4
Selling and administrative	30.2			29.5			34.5			31.5			125.7
Research and development	10.3			10.9			11.9			12.0			45.1
Business separation, restructuring and cost reduction actions	3.2			6.1			6.0			10.2			25.5
Other (income) expense, net	(2.9		)	(0.1		)	(2.2		)	(1.2		)	(6.4		)
Operating Income	78.8			69.9			81.0			70.9			300.6
Interest expense	11.5			11.6			11.9			12.4			47.4
Income Before Taxes	67.3			58.3			69.1			58.5			253.2
Income tax provision	15.2			11.5			14.4			11.9			53.0
Net Income	52.1			46.8			54.7			46.6			200.2
Less: Net Income Attributable to Non-controlling Interests	1.5			1.9			2.0			1.5			6.9
Net Income Attributable to Versum	$	50.6		$	44.9		$	52.7		$	45.1		$	193.3
Net income attributable to Versum per common share:
Basic	$	0.47		$	0.41		$	0.48		$	0.41		$	1.78
Diluted	$	0.46		$	0.41		$	0.48		$	0.41		$	1.77