WTM · 2,211.52 (last weekly close)■ SMA 10w■ SMA 40w
Weekly candles over the last 52 weeks, split-adjusted, with 10- and 40-week moving averages; trading volume along the bottom. As of Jul 13, 2026.
OakBag’s model puts the fair value of White Mountains Insurance Group Ltd (WTM) at about $4,368.38, against a recent price of $2,210.83 — a margin of safety of +49%. On that basis the traffic light is set so it looks undervalued. The estimate blends up to 2 independent valuation methods and is benchmarked against other Financials names. It is a model estimate for research, not a price target or a recommendation.
Fair value vs. price
Current price
$2,210.83
Estimated fair value
$4,368.38
Margin of safety
+49%
−50%0+50%
How the fair value is built
A balance-sheet business: valued on earnings and book value (cash-flow and EV/EBITDA don’t apply to banks and insurers).
On OakBag’s model, White Mountains Insurance Group Ltd looks undervalued: the estimated fair value is $4,368.38 versus a recent price of $2,210.83, a margin of safety of +49%. This is a model estimate, not investment advice.
What is WTM’s fair value estimate?
OakBag estimates White Mountains Insurance Group Ltd’s fair value at about $4,368.38, blending up to 2 methods — peer P/E, price-to-book, peer EV/EBITDA, a machine-learning valuation and a cash-flow DCF — clipped to a sensible band and taken at the median.
What is margin of safety?
Margin of safety is how far below the estimated fair value the price sits: (fair value − price) ÷ fair value. Here it is +49%. A positive number means the model sees the stock as cheap; OakBag only turns a stock green above +15%.
Does a green verdict mean I should buy WTM?
No. OakBag is an educational and research tool, not investment advice. The traffic light is an automated model output based on third-party data that may be delayed or inaccurate. Always do your own research.
An educational and research tool — not investment advice. OakBag is an educational and research tool, not investment advice. Scores and rankings are automated model outputs based on third-party data and may be inaccurate or delayed. Nothing here is a recommendation to buy or sell any security. Investing involves risk, including possible loss of principal.