Earnings Per Share

12 Months Ended

Dec. 31, 2024

Earnings Per Share

Earnings Per Share

Note 8—Earnings Per Share

The following is a reconciliation of the basic weighted average common shares outstanding to diluted weighted average common shares outstanding, which were used to calculate the earnings per share (basic and diluted) for the years ended December 31, 2024, 2023 and 2022:

(dollars and shares in millions, except per share data)	2024		2023		2022
Net income attributable to Amphenol Corporation stockholders	$	2,424.0	$	1,928.0	$	1,902.3
Weighted average common shares outstanding — Basic		1,203.8		1,193.0		1,192.3
Effect of dilutive stock options		59.8		48.2		49.7
Weighted average common shares outstanding — Diluted		1,263.6		1,241.2		1,242.0
Net income attributable to Amphenol Corporation per common share — Basic	$	2.01	$	1.62	$	1.60
Net income attributable to Amphenol Corporation per common share — Diluted	$	1.92	$	1.55	$	1.53

Excluded from the computations above were anti-dilutive common shares (primarily related to outstanding stock options) of 4.8 million, 14.4 million and 18.0 million for the years ended December 31, 2024, 2023 and 2022, respectively.