STOCK-BASED COMPENSATION


Stock Options	2020
Shares in thousands	Shares		Exercise Price 1
Outstanding at Jan 1, 2020	21,265		$	45.96
Granted	2,191		$	48.30
Exercised	(3,002)		$	36.78
Forfeited/Expired	(202)		$	59.70
Outstanding at Dec 31, 2020	20,252		$	47.44
Remaining contractual life in years			4.63
Aggregate intrinsic value in millions	$	209
Exercisable at Dec 31, 2020	16,564		$	46.11
Remaining contractual life in years			3.76
Aggregate intrinsic value in millions	$	192

1.Weighted-average per share.


Additional Information about Stock Options
In millions, except per share amounts	2020		2019		2018
Weighted-average fair value per share of options granted	$	5.89	$	7.99	$	15.38
Total compensation expense for stock option plans	$	22	$	23	$	68
Related tax benefit	$	5	$	5	$	15
Total amount of cash received from the exercise of options	$	108	$	93	$	112
Total intrinsic value of options exercised 1	$	41	$	77	$	160
Related tax benefit	$	9	$	17	$	36

1.Difference between the market price at exercise and the price paid by the employee to exercise the options.

The Company grants RSUs to certain employees and non-employee directors. The grants vest after a designated period of time, generally three years for employees and two years for non-employee directors. The following table shows changes in nonvested RSUs:


RSU Awards	2020
Shares in thousands	Shares	Grant Date Fair Value 1
Nonvested at Jan 1, 2020	2,454	$	59.98
Granted	2,065	$	47.66
Vested	(1,422)	$	55.53
Canceled	(90)	$	54.69
Nonvested at Dec 31, 2020	3,007	$	53.78

1.Weighted-average per share.


Additional Information about RSUs
In millions, except per share amounts	2020		2019		2018
Weighted-average fair value per share of RSUs granted	$	47.66	$	54.78	$	71.46
Total fair value of RSUs vested 1	$	106	$	264	$	382
Related tax benefit	$	24	$	59	$	86
Total compensation expense for RSU awards	$	93	$	110	$	144
Related tax benefit	$	21	$	25	$	32

1.Includes the fair value of shares vested in prior years and delivered in the reporting year.

The following table shows the PSU awards granted:


PSU Awards		Target Shares Granted 1	Grant Date Fair Value 2
Shares in thousands
Year	Performance Period
2020	Jan 1, 2020 – Dec 31, 2022	1,426	$	48.35
2019	Apr 1, 2019 – Dec 31, 2021	1,173	$	57.58
2017	Sep 1, 2017 – Aug 31, 2019	232	$	71.16
2017 3	Jan 1, 2017 – Dec 31, 2019	1,728	$	81.99

1.At the end of the performance period, the actual number of shares issued can range from zero to 200 percent of target shares granted.

2.Weighted-average per share.

3.Converted to RSUs as a result of the Merger.

The following table shows changes in nonvested PSUs:


PSUs	2020
Shares in thousands	Shares	Grant Date Fair Value 1
Nonvested at Jan 1, 2020	1,121	$	57.58
Granted	1,426	$	48.35
Vested	—	$	—
Canceled	(59)	$	53.09
Nonvested at Dec 31, 2020	2,488	$	53.78

1.Weighted-average per share.


Additional Information about PSUs
In millions, except share amounts	2020		2019		2018
Total fair value of PSUs vested and delivered 1	$	—	$	18	$	—
Related tax benefit	$	—	$	4	$	—
Total compensation expense for PSU awards	$	56	$	25	$	12
Related tax benefit	$	13	$	6	$	3
Shares of PSUs settled in cash (in thousands) 2	—		162		—
Total cash paid to settle PSUs 3	$	—	$	13	$	—

1.Includes the fair value of shares vested in prior years and delivered in the reporting year.

2.PSU awards vested in prior years and delivered in the reporting year.