Stockholders' Equity and Noncontrolling Interests (Tables)

3 Months Ended

Mar. 31, 2023

Stockholders' Equity and Noncontrolling Interests

Rollforward of consolidated changes in equity

A rollforward of consolidated changes in equity and redeemable noncontrolling interest for the three months ended March 31, 2023 is as follows:

	Stockholders’ equity attributable to Amphenol Corporation
											Accumulated						Redeemable
	Common Stock			Treasury Stock			Additional				Other		Non-				Non-
	Shares			Shares			Paid-In		Retained		Comprehensive		controlling		Total		controlling
	(in millions)	Amount		(in millions)	Amount		Capital		Earnings		Loss		Interests(1)		Equity		Interest
Balance as of December 31, 2022	596.0	$	0.6	(1.2)	$	(79.8)	$	2,650.4	$	4,979.4	$	(535.0)	$	57.9	$	7,073.5	$	20.6
Net income										439.2				3.2		442.4		0.3
Other comprehensive income (loss)												42.4		0.8		43.2		—
Acquisitions resulting in noncontrolling interests														0.8		0.8
Distributions to shareholders of noncontrolling interests														(5.2)		(5.2)
Purchase of treasury stock				(2.1)		(166.9)										(166.9)
Retirement of treasury stock	(2.1)		—	2.1		166.9				(166.9)						—
Stock options exercised	2.4		—	0.2		10.1		76.4		(5.4)						81.1
Dividends declared ($0.21 per common share)										(125.0)						(125.0)
Stock-based compensation expense								21.7								21.7
Balance as of March 31, 2023	596.3	$	0.6	(1.0)	$	(69.7)	$	2,748.5	$	5,121.3	$	(492.6)	$	57.5	$	7,365.6	$	20.9

(1) Excludes redeemable noncontrolling interest.

A rollforward of consolidated changes in equity and redeemable noncontrolling interest for the three months ended March 31, 2022 is as follows:

	Stockholders’ equity attributable to Amphenol Corporation
											Accumulated						Redeemable
	Common Stock			Treasury Stock			Additional				Other		Non-				Non-
	Shares			Shares			Paid-In		Retained		Comprehensive		controlling		Total		controlling
	(in millions)	Amount		(in millions)	Amount		Capital		Earnings		Loss		Interests(1)		Equity		Interest
Balance as of December 31, 2021	600.7	$	0.6	(1.6)	$	(100.0)	$	2,409.0	$	4,278.9	$	(286.5)	$	58.1	$	6,360.1	$	19.0
Net income										425.7				3.0		428.7		0.5
Other comprehensive income (loss)												(17.0)		—		(17.0)		—
Purchase of noncontrolling interest								(0.4)						(0.1)		(0.5)
Distributions to shareholders of noncontrolling interests														(3.1)		(3.1)
Purchase of treasury stock				(2.6)		(204.0)										(204.0)
Retirement of treasury stock	(2.3)		—	2.3		183.0				(183.0)						—
Stock options exercised	0.3		—	0.3		20.0		10.2		(10.6)						19.6
Dividends declared ($0.20 per common share)										(119.5)						(119.5)
Stock-based compensation expense								19.7								19.7
Balance as of March 31, 2022	598.7	$	0.6	(1.6)	$	(101.0)	$	2,438.5	$	4,391.5	$	(303.5)	$	57.9	$	6,484.0	$	19.5

(1)Excludes redeemable noncontrolling interest.

Schedules of dividends

	Three Months Ended March 31,
	2023		2022
Dividends declared	$	125.0	$	119.5
Dividends paid (including those declared in the prior year)		124.9		119.8