Investment and derivative contract gains (losses) (Tables)

3 Months Ended

Mar. 31, 2023

Investments Debt And Equity Securities [Abstract]

Summary of investment and derivative gains (losses)

Investment and derivative contract gains (losses) in the first quarter of 2023 and 2022 are summarized as follows (in millions).

	First Quarter
	2023			2022
Investment gains (losses):
Equity securities:
Change in unrealized investment gains (losses) during the period on    securities held at the end of the period	$	31,317		$	(1,775	)
Investment gains on securities sold during the period		370			89
		31,687			(1,686	)
Fixed maturity securities:
Gross realized gains		124			6
Gross realized losses		(52	)		(49	)
Other		2,999			(6	)
Investment gains (losses)		34,758			(1,735	)
Derivative contract gains (losses)		—			(243	)
	$	34,758		$	(1,978	)