rotation.to
Following this device: dark.
Free account
rotation.to
Appearance
Following this device: dark.
Drag a card by its title · ⚙ to size, swap or remove

Who

Stephen Klar

Director

Company insider

Files Form 4 as: Director, White Mountains Insurance Group.

In numbers

Trades disclosed
2
Buys
0
Sells
0
Bought
$0
Sold
$0
Companies
1
Companies where not an officer
1
First trade
26 Aug 2026
Last trade
26 Aug 2026
Last filed
27 Aug 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
WTM White Mountains Insurance GroupDirector · Insurance · last 26 Aug 20260 buys · 0 sells

Activity over time

Not enough dated trades to draw.

Every trade

TradedCompanyWhatAmount
26 Aug 2026filed 27 Aug 2026WTM White Mountains Insurance GroupInsuranceSEC FORM 4 Code A—113 at $0.00filing
26 Aug 2026filed 27 Aug 2026WTM White Mountains Insurance GroupInsuranceSEC FORM 4 Code A—113 at $0.00filing

News

No headline names them, or the companies they trade most, lately.

Sectors

No trade we could place in a sector.

Related people

David Allen TannerDirector · Director at White Mountains Insurance Group, filing Form 4 there in the last year
Mary C. ChoksiDirector · Director at White Mountains Insurance Group, filing Form 4 there in the last year
John ChuDirector · Director at White Mountains Insurance Group, filing Form 4 there in the last year
Reid Tarlton CampbellDirector · Director at White Mountains Insurance Group, filing Form 4 there in the last year
Peter M. CarlsonDirector · Director at White Mountains Insurance Group, filing Form 4 there in the last year