Three Months Ended September 30,

Nine Months Ended September 30,

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

2019

2018

2019

2018

Net income attributable to Amphenol Corporation shareholders

$

280.3

$

316.6

$

836.3

$

866.9

Basic weighted average common shares outstanding

296.6

300.5

297.6

301.7

Effect of dilutive stock options

9.6

11.9

10.2

11.9

Diluted weighted average common shares outstanding

306.2

312.4

307.8

313.6

Earnings per share attributable to Amphenol Corporation shareholders:

Basic

$

0.95

$

1.05

$

2.81

$

2.87

Diluted

$

0.92

$

1.01

$

2.72

$

2.76