Equity Method Eligible Investments (Tables)

6 Months Ended

Jun. 30, 2024

Equity Method Investments and Joint Ventures [Abstract]

Equity method investments

The following table presents the ownership interests and carrying values of White Mountains’s equity method eligible investments as of June 30, 2024 and December 31, 2023:

	June 30, 2024			December 31, 2023
$ in Millions	Ownership Interest	Carrying Value		Ownership Interest	Carrying Value
Kudu’s Participation Contracts (1)	4.1% - 30.0%	$	901.3	4.1% - 30.0%	$	890.5
Investment in MediaAlpha	26.9%	235.2		34.9%	254.9
PassportCard/DavidShield	53.8%	150.0		53.8%	150.0
Elementum Holdings, L.P.	26.6%	35.0		26.6%	35.0
Other equity method eligible investments, at fair value	Under 50.0%	268.9		Under 50.0%	291.7
Other equity method eligible investments, at fair value	50.0% and over	24.9		50.0% and over	24.8

(1) Ownership interest generally references basic ownership interest with the exception of Kudu’s Participation Contracts, which are noncontrolling equity interests in the form of revenue and earnings participation contracts.