White Mountains Insurance Group Ltd · Brief

Next report

5 days

Nov 5 · before openest.Q3 FY26

Expected move

No implied move.

—≥ implied

Q2 FY26—▲+1.38%—

quarterimplied−5%0+5%realized×

Q2 FY26—▲+1.38%—

Shaded = implied · tick ▲▼ = realized · × = |realized| ÷ impliedSource: options EOD · implied at prior close · realized close to close

Nov 5 report · est.

Bull1

355managers reporting a position in the latest quarterly filings13F · Jun 30 '26

Bear2 of 3

32managers hold most of reported value13F · Jun 30 '26

15 of 24largest reporting managers reduced their stake in the latest quarter13F · Jun 30 '26

AI captions · Oct 26 '26once per report · top 2 per case

WTM report session

No linked exposure.

No changes.

privateThesis 0 · Decisions 0 · Observations 0

No thesis.