Carlson Peter M bought WTM

May 21, 2026 · Form 4 insider transaction

Carlson Peter M bought 135 shares of White Mountains Insurance Group, Ltd. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 1 day after the transaction.

Direction

Acquired (buy-side)

135

Price

$0.00

Total value

N/A

InsiderCarlson Peter M

Role—

CompanyWhite Mountains Insurance Group, Ltd. (WTM)

SecurityCommon Shares

Transaction codeA — Grant or award

Transaction dateMay 21, 2026

Filing dateMay 22, 2026

Shares owned after852

OwnershipDirect

10b5-1 planNo

AmendedNo

Footnotes

Annual Director Share Award

View the original Form 4 on SEC EDGAR