WHITE MOUNTAINS INSURANCE GP - Security Detail

Security Name:	WHITE MOUNTAINS INSURANCE GP
Ticker:	WTM
Security Type:	EQU
Exchange:	US
CUSIP:	G9618E107

Period	Total Value	Value Change	Total Holders	Holder Change
2024-06-30	$4.13B	-	302	-
2024-09-30	$3.72B	-10.0%	300	-0.7%
2024-12-31	$4.26B	+14.4%	273	-9.0%

Institution	Value	Shares	% of Portfolio
WALLACE CAPITAL MANAGEMENT INC.	$155.9M	80K	21.3%
ELKHORN PARTNERS LIMITED PARTNERSHIP	$29.3M	15K	19.3%
MRAZ, AMERINE & ASSOCIATES, INC.	$41.0M	21K	7.3%
SPEECE THORSON CAPITAL GROUP INC	$22.1M	11K	4.4%
RIVER ROAD ASSET MANAGEMENT, LLC	$218.7M	112K	2.9%
COVE STREET CAPITAL, LLC	$2.1M	1K	2.4%
SOUTHEASTERN ASSET MANAGEMENT INC/TN/	$37.4M	19K	1.8%
PHOCAS FINANCIAL CORP.	$1.7M	0K	1.3%
CANNELL & SPEARS LLC	$55.9M	28K	1.2%
AUTUMN GLORY PARTNERS, LLC	$2.1M	1K	1.0%
FIDUCIARY MANAGEMENT INC /WI/	$95.5M	49K	0.9%
FULLER & THALER ASSET MANAGEMENT, INC.	$221.9M	114K	0.8%
PROSPECTOR PARTNERS LLC	$7.5M	3K	0.8%
PECAUT & CO.	$2.3M	1K	0.8%
LONDON CO OF VIRGINIA	$134.7M	69K	0.7%
COOKE & BIELER LP	$66.3M	34K	0.6%
CANNON GLOBAL INVESTMENT MANAGEMENT, LLC	$0.3M	0K	0.6%
LEE DANNER & BASS INC	$6.4M	3K	0.5%
SAGE INVESTMENT COUNSEL LLC	$0.4M	0K	0.5%
YORKTOWN MANAGEMENT & RESEARCH CO INC	$0.4M	0K	0.4%
AMERICAN CAPITAL ADVISORY, LLC	$0.7M	0K	0.4%
MIDWEST PROFESSIONAL PLANNERS, LTD.	$1.1M	0K	0.3%
THOMPSON SIEGEL & WALMSLEY LLC	$19.9M	10K	0.3%
HIGHLANDER PARTNERS, L.P.	$0.5M	0K	0.3%
KATHLEEN S. WRIGHT ASSOCIATES INC.	$0.7M	0K	0.3%

Ticker	Exchange	Security	Similarity Score	Common Holders	Total Holders
GHC	US	GRAHAM HOLDINGS CO-CLASS B	0.016	4	248
DOLE	US	DOLE PLC	0.012	2	171
VTS	US	VITESSE ENERGY INC	0.010	2	200
ENOV	US	ENOVIS CORP	0.008	2	245
CABO	US	CABLE ONE INC	0.008	2	246
TRIP	US	TRIPADVISOR INC	0.008	2	251
FUN	US	SIX FLAGS ENTERTAINMENT CORP	0.007	2	300
IAC	US	IAC INC	0.007	2	306
AAP	US	ADVANCE AUTO PARTS INC	0.006	2	308
CNX	US	CNX RESOURCES CORP	0.006	2	325
AMG	US	AFFILIATED MANAGERS GROUP	0.006	2	347
BRK/A	US	BERKSHIRE HATHAWAY INC-CL A	0.005	4	806
MHK	US	MOHAWK INDUSTRIES INC	0.005	2	415
CNH	US	CNH INDUSTRIAL NV	0.005	2	420
PR	US	PERMIAN RESOURCES CORP	0.004	2	464
LH	US	LABCORP HOLDINGS INC	0.004	3	706
FMC	US	FMC CORP	0.004	2	505
L	US	LOEWS CORP	0.004	2	519
TAP	US	MOLSON COORS BEVERAGE CO - B	0.004	2	560
OXY	US	OCCIDENTAL PETROLEUM CORP	0.003	3	946
BN	US	BROOKFIELD CORP	0.003	2	637
CRH	US	CRH PLC	0.003	2	680
WRB	US	WR BERKLEY CORP	0.003	2	703
BRK/B	US	BERKSHIRE HATHAWAY INC-CL B	0.003	8	3146
LEN	US	LENNAR CORP-A	0.003	2	799