Hildreth Michaela sold WTM
January 1, 2026 · Form 4 insider transaction
Hildreth Michaela sold 274 shares of White Mountains Insurance Group, Ltd. at $2078.03 per share, a transaction worth $569.4K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Disposed (sell-side)
Shares
274
Price
$2078.03
Total value
$569.4K
InsiderHildreth Michaela
Role—
SecurityCommon Shares
Transaction codeF: Shares withheld for taxes
Transaction dateJanuary 1, 2026
Filing dateJanuary 5, 2026
Shares owned after2,491
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
On January 1, 2026, 600 restricted Common Shares became unrestricted. 274 of the Common Shares were withheld by the Company to satisfy the Reporting Person's tax obligations.