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Equity · Financial Services

WTM

NYSE

White Mountains Insurance Group, Ltd.

$2,213 +0.82% vs prior close Finazon · prior-day close, indicative (IEX-derived, not the official close) · Jul 17, 2026
Price · Chart

This price chart is drawn by TradingView, from their own data, in an embed loaded from their servers. We hold too few licensed daily closes of our own for WTM to draw a line in its place.

Track this symbol on TradingView TradingView chart · our licensed closes: 5 sessions, 13 Jul – 17 Jul 2026
Market cap $5.3B
P/E (TTM) 5.1
52-week range $1,649 – $2,321
Avg volume 5.1K

as of Jul 17, 2026

WTM insider trades

SEC Form 4 · last 90 days · newest Form 4 filing 31 Aug 2026
Open-market buys 0
Open-market sells 0
Non-trade filings 2

Compensation mechanics Share grants, option exercises, tax withholding and transfers. They reach the same Form 4 as a trade, but they are not the insider buying or selling on the open market, so no purchase or sale value applies to them.

Date Insider Type Shares Value
31 Aug 2026 Tanner David Allen Director Gift 2
26 Aug 2026 Klar Stephen Director Award 113

WTM reported financials

SEC EDGAR XBRL SEC EDGAR

WTM reported revenue of $3.7B for the fiscal year ended 31 Dec 2025. Net income over the same period was $1.1B.

Figure Reported Period
Revenue $3.7B 31 Dec 2025 fiscal year
Net income $1.1B 31 Dec 2025 fiscal year
Diluted EPS $430.14 31 Dec 2025 fiscal year
Total assets $13.8B 30 Jun 2026 at period end
Total equity $5.4B 30 Jun 2026 at period end

WTM earnings

SEC EDGAR
Date Period EPS Revenue
30 Jun 2026 Q2 2026 $80.58 $845M
31 Mar 2026 Q1 2026 −$12.59 $518M
31 Dec 2025 FY 2025 $430.14 $3.74B
30 Sep 2025 Q3 2025 $44.18 $864M
30 Jun 2025 Q2 2025 $47.75 $689M
31 Mar 2025 Q1 2025 $13.19 $578M
31 Dec 2024 FY 2024 $89.79 $2.24B
30 Sep 2024 Q3 2024 $69.68 $839M

Next report no date announced in SEC filings yet

Reported figures & scheduled dates · SEC EDGAR filings

WTM institutional holders

SEC Form 13F SEC EDGAR

4 of the 45 institutional funds we track reported a WTM position for the quarter ended 30 Jun 2026 — a combined $40.1M; the latest of those filings landed 02 Sep 2026.

Fund Action Shares Value
Citadel Advisors Added +174.1% shares 7,136 $14.8M
D. E. Shaw & Co. Trimmed −25.7% shares 6,618 $13.7M
AQR Capital Management Trimmed −29.6% shares 5,450 $11.3M
Millennium Management Trimmed −63.0% shares 143 $296K
Bridgewater Associates Exited
Marshall Wace Exited
Renaissance Technologies Exited

Congressional trades in WTM

STOCK Act disclosures House disclosures

The most recent congressional trade disclosed in WTM is a purchase by J. French Hill (house, AR), dated 23 Jun 2025.

Date Member Type Amount
23 Jun 2025 filed 24 Jul 2025 J. French Hill house · Republican–AR Purchase $50K–$100K

Sources

  1. Finazonprior-day close, indicative (IEX-derived, not the official close)
  2. TradingViewthe price chart widget, drawn by TradingView from their own data
  3. SEC EDGARSEC EDGAR XBRL company facts · latest period ended 30 Jun 2026
  4. SEC EDGARSEC EDGAR 13F filings
  5. House disclosuresU.S. House of Representatives financial disclosures
  6. SEC EDGARValuation computed from SEC EDGAR filings