Three Months Ended June 30,

Six Months Ended June 30,

(dollars and shares in millions, except per share data)

2021

2020

2021

2020

Net income attributable to Amphenol Corporation shareholders:

Net income from continuing operations attributable to Amphenol Corporation

$

367.2

$

257.7

$

696.7

$

499.8

Income from discontinued operations attributable to Amphenol Corporation, net of income taxes of ($0.3)

2.6

—

2.6

—

Net income attributable to Amphenol Corporation

$

369.8

$

257.7

$

699.3

$

499.8

Weighted average common shares outstanding — Basic

597.4

593.3

597.9

594.1

Effect of dilutive stock options

26.4

14.7

26.0

16.4

Weighted average common shares outstanding — Diluted

623.8

608.0

623.9

610.5

Net income per common share attributable to Amphenol Corporation — Basic:

Continuing operations

$

0.61

$

0.43

$

1.17

$

0.84

Discontinued operations, net of income taxes

—

Net income attributable to Amphenol Corporation — Basic

$

0.62

$

0.43

$

1.17

$

0.84

Net income per common share attributable to Amphenol Corporation — Diluted:

Continuing operations

$

0.59

$

0.42

$

1.12

$

0.82

Discontinued operations, net of income taxes

—

Net income attributable to Amphenol Corporation — Diluted

$

0.59

$

0.42

$

1.12

$

0.82