SEGMENT REPORTING (Tables)

9 Months Ended

Sep. 30, 2019

SEGMENT REPORTING

Summarized Financial Information by Reportable Segment

Summarized financial data of reportable segments was as follows (in millions):

											Corporate
							European				Items and
	Options		U.S. Equities		Futures		Equities		Global FX		Eliminations		Total
Three Months Ended September 30, 2019
Revenues	$	266.1	$	330.7	$	39.6	$	25.9	$	13.1	$	—	$	675.4
Operating income (loss)		85.4		36.4		26.2		4.8		(1.3)		(4.1)		147.4
Three Months Ended September 30, 2018
Revenues	$	228.6	$	271.9	$	31.2	$	30.6	$	13.6	$	—	$	575.9
Operating income (loss)		82.1		30.6		20.6		5.4		(1.9)		(10.7)		126.1

											Corporate
							European				Items and
	Options		U.S. Equities		Futures		Equities		Global FX		Eliminations		Total
Nine Months Ended September 30, 2019
Revenues	$	743.2	$	925.2	$	103.9	$	84.9	$	40.1	$	0.2	$	1,897.5
Operating income (loss)		252.5		110.4		63.9		16.3		(3.3)		(21.8)		418.0
Nine Months Ended September 30, 2018
Revenues	$	766.8	$	1,005.6	$	107.7	$	97.9	$	42.7	$	0.4	$	2,021.1
Operating income (loss)		273.8		101.9		63.1		18.1		(6.6)		(27.4)		422.9