Accumulated other comprehensive income

3 Months Ended

Mar. 31, 2022

Equity [Abstract]

Accumulated other comprehensive income

Notes to Consolidated Financial Statements (Continued)

Note 19. Accumulated other comprehensive income

A summary of the net changes in after-tax accumulated other comprehensive income attributable to Berkshire Hathaway shareholders for the three months ending March 31, 2022 and 2021 follows (in millions).

	Unrealized appreciation of fixed maturity securities, net			Foreign currency translation			Defined benefit pension plans			Other			Accumulated other comprehensive income
First quarter of 2022
Balance at beginning of year	$	369		$	(4,092	)	$	(347	)	$	43		$	(4,027	)
Other comprehensive income, net		(186	)		(315	)		20			80			(401	)
Balance at end of period	$	183		$	(4,407	)	$	(327	)	$	123		$	(4,428	)
First quarter of 2021
Balance at beginning of year	$	536		$	(3,082	)	$	(1,645	)	$	(52	)	$	(4,243	)
Other comprehensive income, net		(67	)		(297	)		40			(3	)		(327	)
Balance at end of period	$	469		$	(3,379	)	$	(1,605	)	$	(55	)	$	(4,570	)