Earnings Per Share

9 Months Ended

Sep. 30, 2020

Earnings Per Share

Earnings Per Share

Note 9—Earnings Per Share

Basic earnings per share (“EPS”) is computed by dividing net income attributable to Amphenol Corporation by the weighted average number of common shares outstanding. Diluted EPS is computed by dividing net income attributable to Amphenol Corporation by the weighted average number of common shares and dilutive common shares outstanding, which relates to stock options. A reconciliation of the basic weighted average common shares outstanding to diluted

weighted average common shares outstanding for the three and nine months ended September 30, 2020 and 2019 is as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
(dollars and shares in millions, except per share data)	2020		2019		2020		2019
Net income attributable to Amphenol Corporation shareholders	$	346.6	$	280.3	$	846.4	$	836.3
Basic weighted average common shares outstanding		298.8		296.6		297.6		297.6
Effect of dilutive stock options		9.4		9.6		8.6		10.2
Diluted weighted average common shares outstanding		308.2		306.2		306.2		307.8
Earnings per share attributable to Amphenol Corporation shareholders:
Basic	$	1.16	$	0.95	$	2.84	$	2.81
Diluted	$	1.12	$	0.92	$	2.76	$	2.72

Excluded from the computations above were anti-dilutive common shares (primarily related to outstanding stock options) of 4.6 million and 12.2 million for the three months ended September 30, 2020 and 2019, respectively. Excluded from the computations above were anti-dilutive common shares (primarily related to outstanding stock options) of 6.1 million and 8.6 million for the nine months ended September 30, 2020 and 2019, respectively.