EARNINGS PER SHARE

6 Months Ended

Jun. 30, 2020

The earnings per share amounts are the same for class A and class B common shares as the holders of each class are legally entitled to equal per share distributions whether through dividends or in liquidation.

The following table sets forth the computation of basic and diluted earnings per share for the three and six months ended June 30, 2020 and 2019 (in millions, except per share amounts):


	Three Months Ended June 30,									Six Months Ended June 30,
			2020			2019			2020			2019
Numerator:
Net income attributable to common shareowners	$	1,768		$	1,685		$	2,733		$	2,796
Denominator:
Weighted average shares	862			860			860			860
Deferred compensation obligations	—			—			—			1
Vested portion of restricted units	4			5			5			5
Denominator for basic earnings per share	866			865			865			866
Effect of dilutive securities:
Restricted units	3			4			4			3
Stock options	—			—			—			—
Denominator for diluted earnings per share	869			869			869			869
Basic earnings per share	$	2.04		$	1.95		$	3.16		$	3.23
Diluted earnings per share	$	2.03		$	1.94		$	3.14		$	3.22

Diluted earnings per share for the three months ended June 30, 2020 and 2019 excluded the effect of 1.3 and 0.9 million shares of common stock, respectively, that may be issued upon the exercise of employee stock options because such effect would be antidilutive. Antidulitive shares for the six months ended June 30, 2020 and 2019 were 1.3 and 0.9 million, respectively.