WHITE MTNS INS GROUP LTD (WTM) is held by institutional investors who disclose positions via SEC 13F filings. View the full list of institutional holders on HoldingsIntel.

Are institutions buying or selling WTM?

HoldingsIntel tracks quarter-over-quarter changes in institutional positions for WHITE MTNS INS GROUP LTD, showing new buyers, position increases, decreases, and exits with conviction-weighted sentiment.

What is the Smart Money Verdict on WTM?

The Smart Money Verdict combines four independent signals (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for WHITE MTNS INS GROUP LTD.

Is institutional money flowing into WTM?

167 institutional investors hold WHITE MTNS INS GROUP LTD (WTM). View detailed buyer/seller breakdown on HoldingsIntel.

What do hedge funds think about WTM?

Track institutional sentiment and conviction scores for WHITE MTNS INS GROUP LTD (WTM) including Smart Money Verdict and position changes on HoldingsIntel.

WHITE MTNS INS GROUP LTD

WTM·G9618E107·US·equity·Financial Services - Insurance - Property & Casualty-13D/G

167

Holders

Avg rating(17 Elite)

$3.4B

Total Value

55% (177)

Fund Consensus

86 buying - 70 selling

Smart Money Verdict

View all

49Weak MomentumSplit Signals

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See how WTM's score breaks down across 4 SEC sources

Held by 167 funds

17 elite

Who's Trading

Activist

Neuberger Berman Group LLC4.9%

13F: Mar 31, 2026Insider & Congress: Updated regularly

InsiderRMRountree George ManningSell $10.3MDec 19, 2025

InsiderCTCAMPBELL REID TARLTONSell $10.3MDec 19, 2025

InsiderGAGelston Philip ASell $338KDec 16, 2025

Congress

Michael T. McCaulBuy $15,001 - $50,000Sep 22, 2025

Congress

Michael T. McCaulBuy $1,000,001 - $5,000,000Sep 5, 2025

Congress

Michael T. McCaulBuy $5,000,001 - $25,000,000Aug 20, 2025

Congress

James French HillBuy $50,001 - $100,000Jun 23, 2025

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
DIMENSIONAL FUND ADVISORS LP	Increased	156,618(+0.0%)	$344.1M	0.1%	+54.71%	31
Neuberger Berman Group LLC	Decreased	124,715(-3.8%)	$274M	0.2%	+18.52%	0
River Road Asset Management, LLC	Decreased	120,519(-0.3%)	$264.8M	3.0%	+103.49%	0
BlackRock, Inc.	Increased	113,328(+0.9%)	$249M	0.0%	+10.67%	31
COOKE & BIELER LP	Decreased	104,857(-1.6%)	$230.4M	2.6%	+17.30%	0
FULLER & THALER ASSET MANAGEMENT, INC.	Decreased	104,561(-3.3%)	$229.7M	0.8%	+96.95%	0
FIDUCIARY MANAGEMENT INC /WI/	Decreased	85,066(-5.8%)	$186.9M	2.3%	+45.52%	0
MORGAN STANLEY	Decreased	59,295(-27.8%)	$130.3M	0.0%	+17.63%	0
Boston Partners	Decreased	57,459(-25.3%)	$126.2M	0.1%	+131.74%	0
LONDON CO OF VIRGINIA	Decreased	57,131(-2.7%)	$125.5M	0.8%	+110.14%	0
STATE STREET CORP	Decreased	49,158(-3.0%)	$108M	0.0%	+38.41%	0
GEODE CAPITAL MANAGEMENT, LLC	Increased	42,119(+1.4%)	$92.6M	0.0%	+99.85%	30
BANK OF AMERICA CORP /DE/	Decreased	28,358(-1.6%)	$62.3M	0.0%	+10.82%	0
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	24,241(+4.3%)	$53.3M	0.0%	+108.94%	31
RAYMOND JAMES FINANCIAL INC	Decreased	23,951(-0.1%)	$52.6M	0.0%	+10.82%	0
Allspring Global Investments Holdings, LLC	Decreased	18,612(-7.8%)	$40.5M	0.1%	+28.02%	0
BROWN ADVISORY INC	Decreased	17,844(-5.9%)	$39.2M	0.1%	+45.13%	0
GOLDMAN SACHS GROUP INC	Increased	15,783(+200.1%)	$34.7M	0.0%	+1.79%	47
ENVESTNET ASSET MANAGEMENT INC	Decreased	15,563(-1.5%)	$34.2M	0.0%	+57.75%	0
NORTHERN TRUST CORP	Decreased	15,495(-7.0%)	$34M	0.0%	+86.86%	0

WHITE MTNS INS GROUP LTD

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