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Investment Information - Net realized gains and losses (Details) - USD ($)
$ in Millions

3 Months Ended

9 Months Ended

Sep. 30, 2025

Sep. 30, 2024

Sep. 30, 2025

Sep. 30, 2024

Available for sale securities:

Available for sale securities, gross gains on investment sales

$ 103

$ 104

$ 223

$ 167

Available for sale securities, gross losses on investment sales

(59)

(50)

(228)

(205)

Equity securities, at fair value:

Net realized gains (losses) on sales during the period

15

15

69

31

Net unrealized gains (losses) on equity securities still held at reporting date

79

58

113

147

Allowance for credit losses:

Allowance for credit losses - investments related

4

6

(4)

4

Allowance for credit losses - underwriting related

(9)

2

(10)

0

Derivative instruments

^[1]

30

125

292

116

Other (2)

^[2]

7

4

(80)

225

Net realized gains (losses)

210

169

442

358

Fixed maturities

Available for sale securities:

Change in fair value of assets and liabilities accounted for using the fair value option

11

25

33

23

Other investments

Available for sale securities:

Change in fair value of assets and liabilities accounted for using the fair value option

29

(120)

31

(150)

Short term investments

Available for sale securities:

Change in fair value of assets and liabilities accounted for using the fair value option

$ 0

$ 0

$ 3

$ 0

[1]	See note 10 for information on the Company’s derivative instruments.
[2]	Amounts in the 2025 periods primarily include losses related to the sale of certain alternative investments accounted for under the equity method.

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