Stockholders' Equity and Noncontrolling Interests (Tables)

9 Months Ended

Sep. 30, 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 September 30, 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 June 30, 2023	596.7	$	0.6	(0.7)	$	(49.6)	$	2,860.4	$	5,294.8	$	(592.5)	$	57.2	$	7,570.9	$	21.4
Net income										513.9				4.0		517.9		0.4
Other comprehensive income (loss)												(65.4)		(0.3)		(65.7)		—
Acquisitions resulting in noncontrolling interests														0.2		0.2
Distributions to shareholders of noncontrolling interests														(1.4)		(1.4)
Purchase of treasury stock				(1.7)		(149.3)										(149.3)
Retirement of treasury stock	—		—	—		—				—						—
Stock options exercised	3.6		—	0.4		28.3		127.7		(13.4)						142.6
Dividends declared ($0.21 per common share)										(125.6)						(125.6)
Stock-based compensation expense								26.9								26.9
Balance as of September 30, 2023	600.3	$	0.6	(2.0)	$	(170.6)	$	3,015.0	$	5,669.7	$	(657.9)	$	59.7	$	7,916.5	$	21.8

(1) Excludes redeemable noncontrolling interest.

A rollforward of consolidated changes in equity and redeemable noncontrolling interest for the nine months ended September 30, 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										1,413.6				11.6		1,425.2		1.2
Other comprehensive income (loss)												(122.9)		(2.8)		(125.7)		—
Acquisitions resulting in noncontrolling interest														1.0		1.0
Distributions to shareholders of noncontrolling interests														(8.0)		(8.0)
Purchase of treasury stock				(5.8)		(469.8)										(469.8)
Retirement of treasury stock	(4.1)		—	4.1		320.5				(320.5)						—
Stock options exercised	8.4		—	0.9		58.5		292.2		(27.1)						323.6
Dividends declared ($0.63 per common share)										(375.7)						(375.7)
Stock-based compensation expense								72.4								72.4
Balance as of September 30, 2023	600.3	$	0.6	(2.0)	$	(170.6)	$	3,015.0	$	5,669.7	$	(657.9)	$	59.7	$	7,916.5	$	21.8

(1) Excludes redeemable noncontrolling interest.

A rollforward of consolidated changes in equity and redeemable noncontrolling interest for the three months ended September 30, 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 June 30, 2022	596.7	$	0.6	(1.4)	$	(92.0)	$	2,477.8	$	4,553.8	$	(475.9)	$	57.7	$	6,522.0	$	19.9
Net income										496.6				3.6		500.2		0.3
Other comprehensive income (loss)												(196.5)		(3.2)		(199.7)		—
Distributions to shareholders of noncontrolling interests														(0.3)		(0.3)
Purchase of treasury stock				(2.4)		(170.1)										(170.1)
Retirement of treasury stock	(2.1)		—	2.1		150.3				(150.3)						—
Stock options exercised	1.9		—	0.2		14.3		63.7		(6.0)						72.0
Dividends declared ($0.20 per common share)										(119.0)						(119.0)
Stock-based compensation expense								23.6								23.6
Balance as of September 30, 2022	596.5	$	0.6	(1.5)	$	(97.5)	$	2,565.1	$	4,775.1	$	(672.4)	$	57.8	$	6,628.7	$	20.2

(1) Excludes redeemable noncontrolling interest.

A rollforward of consolidated changes in equity and redeemable noncontrolling interest for the nine months ended September 30, 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										1,394.8				9.8		1,404.6		1.2
Other comprehensive income (loss)												(385.9)		(6.1)		(392.0)		—
Purchase of noncontrolling interest								(0.4)						(0.1)		(0.5)
Distributions to shareholders of noncontrolling interests														(3.9)		(3.9)
Purchase of treasury stock				(7.6)		(560.1)										(560.1)
Retirement of treasury stock	(7.0)		—	7.0		519.3				(519.3)						—
Stock options exercised	2.8		—	0.7		43.3		92.3		(21.7)						113.9
Dividends declared ($0.60 per common share)										(357.6)						(357.6)
Stock-based compensation expense								64.2								64.2
Balance as of September 30, 2022	596.5	$	0.6	(1.5)	$	(97.5)	$	2,565.1	$	4,775.1	$	(672.4)	$	57.8	$	6,628.7	$	20.2

(1) Excludes redeemable noncontrolling interest.

Schedules of dividends

	Three Months Ended September 30,				Nine Months Ended September 30,
	2023		2022		2023		2022
Dividends declared	$	125.6	$	119.0	$	375.7	$	357.6
Dividends paid (including those declared in the prior year)		125.1		119.1		375.0		358.4