Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2021

Earnings Per Share [Abstract]

Earnings Per Share

The following is a reconciliation of basic and diluted earnings per share for the respective periods:

	Three Months Ended September 30,				Nine Months Ended September 30,
In millions, except per share amounts	2021		2020		2021		2020
Numerator for earnings per share calculation:
Net income attributable to CVS Health	$	1,598	$	1,224	$	6,604	$	6,206
Denominator for earnings per share calculation:
Weighted average shares, basic	1,321		1,310		1,318		1,308
Effect of dilutive securities	8		5		8		6
Weighted average shares, diluted	1,329		1,315		1,326		1,314
Earnings per share:
Basic	$	1.21	$	0.93	$	5.01	$	4.74
Diluted	$	1.20	$	0.93	$	4.98	$	4.72