Summary of Quarterly Results of Operations (Unaudited) (Tables)

12 Months Ended

Sep. 30, 2020

Summary of Quarterly Results of Operations (Unaudited)

Summary of quarterly results of operations

The following is a summary of our quarterly results of operations for the fiscal years ended September 30, 2020 and 2019:

									Year
	Three Months Ended								Ended
Fiscal 2020	September 30		June 30		March 31		December 31		September 30
	(in thousands, except per share data)
Net sales	$	475,475	$	350,439	$	321,482	$	328,839	$	1,476,235
Operating income (loss)		73,286		24,706		(29,934)		(6,483)		61,575
Net income (loss)		57,632		(1,155)		(39,123)		(20,575)		(3,221)
Net income (loss) per share, basic		1.85		(0.04)		(1.25)		(0.66)		(0.10)
Net income (loss) per share, diluted		1.84		(0.04)		(1.25)		(0.66)		(0.10)

									Year
	Three Months Ended								Ended
Fiscal 2019	September 30		June 30		March 31		December 31		September 30
	(in thousands, except per share data)
Net sales	$	471,198	$	382,679	$	337,339	$	305,259	$	1,496,475
Operating income (loss)		58,619		34,725		(6,541)		(566)		86,237
Net income (loss)		41,763		23,910		(9,392)		(6,587)		49,694
Net income (loss) per share, basic		1.39		0.77		(0.30)		(0.23)		1.63
Net income (loss) per share, diluted		1.38		0.77		(0.30)		(0.23)		1.62

The following table summarizes the aggregate impact of net changes in contract estimates (amounts in thousands, except per share data):

	Three Months Ended September 30,
	2020		2019
Operating income (loss)	$	3,173	$	(1,420)
Net income (loss) from continuing operations attributable to Cubic		1,946		(1,615)
Diluted earnings (loss) per share		0.06		(0.05)