WHITE MOUNTAINS INSURANCE GROUP LTD (WTM) [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Ownership	Reported
06/30/2023	MediaAlpha, Inc.		Purchase	Class A Common Stock	5.9M	$10.00	$59.2M	See footnote	06/30/2023
03/23/2021	MediaAlpha, Inc.		Sale		3.6M	$46.00	$165.2M	See Footnote	03/23/2021
10/30/2020	MediaAlpha, Inc.		Sale		3.6M	$19.00	$68.6M	See Footnote	10/30/2020
09/28/2017	OneBeacon Insurance Group, Ltd.	OB	Disposition	Class B Common Shares	71.8M	$18.10	$1298.8M	By subsidiaries	09/28/2017
02/01/2016	Symetra Financial CORP	SYA	Disposition	Common Stock	20.6M	$32.00	$658M	by subsidiaries	02/01/2016
06/30/2015	Symetra Financial CORP	SYA	Other (acquisition)	Common Stock	513.5k	$0.00	$0	by subsidiaries	06/30/2015