Avoid the stress of overpaying for a stock or missing an opportunity by using the right tools and insights to evaluate White Mountains Insurance Group, Ltd. before investing.

In this article, we go over a few key elements for understanding White Mountains Insurance Group, Ltd.’s stock price such as:

• White Mountains Insurance Group, Ltd.’s current stock price and volume
• Why White Mountains Insurance Group, Ltd.’s stock price changed recently
• Upgrades and downgrades for WTM from analysts
• WTM’s stock price momentum as measured by its relative strength

About White Mountains Insurance Group, Ltd. (WTM)

Before we jump into White Mountains Insurance Group, Ltd.’s stock price, history, target price and what caused it to recently dip, let’s take a look at some background.

White Mountains Insurance Group, Ltd. provides insurance services in the United States, the United Kingdom, Bermuda, and internationally. It operates through Ark/WM Outrigger, HG Global, Kudu, Distinguished, and Other Operations segments. The company offers property insurance and reinsurance; specialty insurance and reinsurance consisting of aviation, contingency, cyber, fine art and specie, mortgage, nuclear, political and credit, space, surety, and terrorism and political violence; marine and energy insurance and reinsurance; casualty insurance and reinsurance, such as medical malpractice, and professional and general liability; and accident and health insurance and reinsurance, which includes personal accident, sickness, disability, travel, short-term life, and medical products through brokers, managing general agents (MGA), and reinsurance intermediaries. It also provides municipal bond guarantee reinsurance, which focuses on single risk limits for small-to-medium sized, and public investment grade municipal bonds that are issued to finance public purpose projects, including schools, utilities, and transportation facilities. In addition, the company offers capital solutions for boutique asset and wealth managers for generational ownership transfers, management buyouts, acquisition and growth finance, and legacy partner liquidity; strategic advice; investment management; and specialty electrical contracting services. Further, it operates as a full-service MGA and program administrator for specialty property and casualty insurance for the real estate and hospitality end markets, and start-up programs; and an MGA for leisure travel and global expatriate medical insurance in Israel, the European Union, and Australia. The company was formerly known as Fund American Enterprises Holdings, Inc. and changed its name to White Mountains Insurance Group, Ltd. in 1999. White Mountains Insurance Group, Ltd. was incorporated in 1980 and is headquartered in Hamilton, Bermuda.

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White Mountains Insurance Group, Ltd.’s Stock Price as of Market Close

As of July 31, 2026, 4:00 PM, CST, White Mountains Insurance Group, Ltd.’s stock price was $2,097.730.

White Mountains Insurance Group, Ltd. is down 0.99% from its previous closing price of $2,118.610.

During the last market session, White Mountains Insurance Group, Ltd.’s stock traded between $2,084.990 and $2,129.320. Currently, there are approximately 2.45 million shares outstanding for White Mountains Insurance Group, Ltd..

White Mountains Insurance Group, Ltd.’s price-earnings (P/E) ratio is currently at 5.1, which is low compared to the Insurance industry median of 12.9. The price-earnings ratio gauges market expectation of future performance by relating a stock’s current share price to its earnings per share.

White Mountains Insurance Group, Ltd. Stock Price History

White Mountains Insurance Group, Ltd.’s (WTM) price is currently up 1.17% so far this month.

During the month of July, White Mountains Insurance Group, Ltd.’s stock price has reached a high of $2,249.050 and a low of $2,050.000.

Over the last year, White Mountains Insurance Group, Ltd. has hit prices as high as $2,333.000 and as low as $1,648.000. Year to date, White Mountains Insurance Group, Ltd.’s stock is up 0.95%.

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What Caused White Mountains Insurance Group, Ltd. Stock’s Price to Dip?

Stock prices are primarily based on seller supply and buyer demand. But have you ever wondered about what other factors affect a stock's price?

When an analyst changes their opinion of a stock by upgrading or downgrading their rating, it often leads to a sudden stock price adjustment. As of July 31, 2026, there were analysts who downgraded White Mountains Insurance Group, Ltd.’s stock and analysts who upgraded over the last month.

Additionally, you'll want to evaluate White Mountains Insurance Group, Ltd.’s financial health and valuation. Investors can use AAII's Value Grade, which combines six key valuation metrics like P/E and P/S ratios for a comprehensive analysis to conduct analysis on White Mountains Insurance Group, Ltd.’s valuation and financial health. This approach mitigates the limitations of single-metric evaluations.

White Mountains Insurance Group, Ltd.’s current valuation based on AAII’s Value Grade is a A, which means it is considered to be Deep Value.

Learn how to evaluate stocks with AAII Grades and Scores with A+ Investor today.

Lastly, news and media coverage as well as recent press reports about the company or its industry may cause stock prices to fluctuate. You can check out the most recent news articles about White Mountains Insurance Group, Ltd. (WTM) by visiting AAII Stock Evaluator.

Relative Price Strength of White Mountains Insurance Group, Ltd.

Relative price strength measures a stock's performance against the market, helping investors identify stocks that are outperforming benchmarks.

For AAII’s Momentum Grade, a weighted relative price strength is calculated. Follow this link to learn more about the Momentum Grade.

As of July 31, 2026, White Mountains Insurance Group, Ltd. has a weighted four-quarter relative price strength of -1.33%, which translates to a Momentum Score of 48 and is considered to be Average.

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White Mountains Insurance Group, Ltd. Stock Price: Bottom Line

As of July 31, 2026, White Mountains Insurance Group, Ltd.’s stock price is $2,097.730, which is down 0.99% from its previous closing price.

AAII advises against making stock decisions based solely on price or past returns. Instead, consider a variety of metrics, fundamentals, and analytics to evaluate a stock like White Mountains Insurance Group, Ltd. stock prices are influenced by market supply and demand and offer just a snapshot of a company's overall health.

Subscribing to AAII's A+ Investor provides access to comprehensive analytics and insights for confident investing.