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Earnings Per Common Share
3 Months Ended
Mar. 31, 2021
Earnings Per Common Share  
Earnings Per Common Share

14. Earnings Per Common Share

The computations of the basic and diluted per share amounts were as follows:

For the three months ended

March 31, 

    

2021

    

2020

(in millions, except per share data)

Net income

$

516.3

$

285.0

Subtract:

Net loss attributable to noncontrolling interest

(0.8)

(3.9)

Adjustments to redemption amounts of redeemable noncontrolling interests

1.9

Total

$

515.2

$

288.9

Weighted-average shares outstanding:

Basic

272.9

275.0

Dilutive effects:

Stock options

0.8

0.5

Restricted stock units

2.0

1.6

Performance share awards

0.3

0.1

Diluted

276.0

277.2

Net income per common share:

Basic

$

1.89

$

1.05

Diluted

$

1.87

$

1.04

The calculation of diluted earnings per share for the three months ended March 31, 2021 and 2020, excludes the incremental effect related to certain outstanding stock-based compensation grants due to their anti-dilutive effect.