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NYSE: WTM
White Mountains Insurance Group Ltd Stock Ownership - Who owns White Mountains Insurance Group?

Insider buying vs selling

Have White Mountains Insurance Group Ltd insiders been buying or selling?
Buy
Sell
NameRoleDateSharesPriceValue
Reid Tarlton CampbellPresident2024-01-01710$1.51k
$1.07MSell
Michaela HildrethMD Chief Accounting Officer2024-01-01261$1.51k
$392.81kSell
George Manning RountreeChief Executive Officer2024-01-011,068$1.51k
$1.61MSell
Robert Lawrence SeeligEVP General Counsel2024-01-01399$1.51k
$600.50kSell
Weston M. HicksDirector2023-11-1711$1.48k
$16.32kBuy
Weston M. HicksDirector2023-11-17238$1.48k
$353.42kBuy
Weston M. HicksDirector2023-11-1711$1.48k
$16.32kBuy
Weston M. HicksDirector2023-11-17579$1.48k
$856.85kBuy
Weston M. HicksDirector2023-11-17579$1.48k
$856.85kBuy
Weston M. HicksDirector2023-11-17120$1.48k
$177.21kBuy

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Net Insider Buy/Sell (L12M) Ownership

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WTM Shareholders

What type of owners hold White Mountains Insurance Group Ltd stock?
Institutional
Insider
Retail
NameHoldSharesValueType
John Joseph Byrne30.77%789,535$1.38BInsider
John Davies Gillespie11.81%303,039$529.48MInsider
Vanguard Group Inc9.82%251,930$440.18MInstitution
Morgan Stanley7.23%185,530$324.17MInstitution
Dimensional Fund Advisors LP6.31%161,918$282.91MInstitution
Global Assets Advisory LLC5.24%134,528$235.05MInstitution
Fuller Thaler Asset Management Inc5.10%130,914$228.74MInstitution
River Road Asset Management LLC4.81%123,321$215.47MInstitution
Blackrock Inc4.48%114,973$200.89MInstitution
Boston Partners3.53%90,594$158.29MInstitution

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WTM vs Property & Casualty Insurance Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
WTM62.01%37.99%Net Selling
THG85.96%5.22%Net SellingNet Selling
KMPR62.88%37.12%Net BuyingNet Buying
HGTY20.69%23.37%Net SellingNet Selling
MCY41.76%35.76%Net Buying

White Mountains Insurance Group Stock Ownership FAQ

Who owns White Mountains Insurance Group?

White Mountains Insurance Group (NYSE: WTM) is owned by 92.20% institutional shareholders, 56.50% White Mountains Insurance Group insiders, and 0.00% retail investors. John Joseph Byrne is the largest individual White Mountains Insurance Group shareholder, owning 789,535.00 shares representing 30.77% of the company. John Joseph Byrne's White Mountains Insurance Group shares are currently valued at $1.38B.

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