EARNINGS PER SHARE

6 Months Ended

Jun. 30, 2020

Earnings Per Share, Basic and Diluted [Abstract]

EARNINGS (LOSS) PER SHARE

EARNINGS PER SHARE

        The computation of basic and diluted earnings per common share was as follows (in millions, except per share data):

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
Amounts attributable to Quest Diagnostics’ common stockholders:
Income from continuing operations	$	185	$	206	$	284	$	370
Income from discontinued operations, net of taxes	—		20		—		20
Net income attributable to Quest Diagnostics’ common stockholders	$	185	$	226	$	284	$	390
Income from continuing operations	$	185	$	206	$	284	$	370
Less: Earnings allocated to participating securities	1		—		1		1
Earnings available to Quest Diagnostics’ common stockholders – basic and diluted	$	184	$	206	$	283	$	369
Weighted average common shares outstanding – basic	134		135		134		134
Effect of dilutive securities:
Stock options and performance share units	2		1		1		2
Weighted average common shares outstanding – diluted	136		136		135		136
Earnings per share attributable to Quest Diagnostics’ common stockholders - basic:
Income from continuing operations	$	1.38	$	1.52	$	2.12	$	2.74
Income from discontinued operations	—		0.15		—		0.15
Net income	$	1.38	$	1.67	$	2.12	$	2.89
Earnings per share attributable to Quest Diagnostics’ common stockholders – diluted:
Income from continuing operations	$	1.36	$	1.51	$	2.09	$	2.71
Income from discontinued operations	—		0.15		—		0.15
Net income	$	1.36	$	1.66	$	2.09	$	2.86

        The following securities were not included in the calculation of diluted earnings per share due to their antidilutive effect:

	Three Months Ended June 30,		Six Months Ended June 30,
	2020	2019	2020	2019
Stock options	1	5	2	5