Michael A. Papamichael

Chief Financial Officer, White Mountains Insurance Group.

Companies

White Mountains Insurance GroupChief financial officer Jan 2, 2026 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

White Mountains Insurance Group WTM784 shares²$1.7M at $2,166.33Feb 27, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

Feb 25, 2026Granted 500 shares of White Mountains Insurance Group²
Jan 1, 2026Shares withheld for tax 131 shares at $2,078.03 of White Mountains Insurance Group³

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARWhite Mountains Insurance Group, Chief financial officer
2
SEC EDGARWhite Mountains Insurance Group shares after the filing of Feb 27, 2026
3
SEC EDGARForm 4 filed Jan 2, 2026