White Mountains Insurance Group (WTM) News Today $1,786.41 +0.44 (+0.02%) Closing price 05/6/2025 03:59 PM EasternExtended Trading$1,783.46 -2.96 (-0.17%) As of 05/6/2025 05:07 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Headlines Stock AnalysisChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock All Sources Trusted Sources MarketBeat Benzinga Bloomberg GuruFocus MarketWatch Motley Fool NASDAQ PR Newswire Reuters Seeking Alpha TalkMarkets The Street TipRanks The Wall Street Journal Wall Street Zen Yahoo Finance Source Sentiment refers to the positivity or negativity of each headline according to our language processing algorithm. Sentiment All Sentiments Very Positive Positive Neutral Negative Very Negative Most Recent May 2025 April 2025 March 2025 February 2025 January 2025 December 2024 November 2024 October 2024 September 2024 August 2024 July 2024 June 2024 May 2024 April 2024 March 2024 February 2024 January 2024 December 2023 November 2023 October 2023 September 2023 August 2023 July 2023 June 2023 May 2023 April 2023 March 2023 February 2023 January 2023 December 2022 November 2022 October 2022 September 2022 August 2022 July 2022 June 2022 Time Period Renaissance Technologies LLC Sells 1,300 Shares of White Mountains Insurance Group, Ltd. (NYSE:WTM)Renaissance Technologies LLC lessened its position in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 68.4% in the fourth quarter, according to the company in its most recent disclosure with the Securities & Exchange Commission. The firm owned 600 shares of the insurMay 2, 2025 | marketbeat.comMGO One Seven LLC Purchases New Shares in White Mountains Insurance Group, Ltd. (NYSE:WTM)MGO One Seven LLC bought a new position in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) during the 4th quarter, according to its most recent Form 13F filing with the SEC. The institutional investor bought 176 shares of the insurance provider's stock, valued at approximaMay 1, 2025 | marketbeat.comWhite Mountains Insurance Group (NYSE:WTM) Sees Large Volume Increase - What's Next?White Mountains Insurance Group (NYSE:WTM) Sees Unusually-High Trading Volume - Should You Buy?April 30, 2025 | marketbeat.comBarclays PLC Boosts Stock Position in White Mountains Insurance Group, Ltd. (NYSE:WTM)Barclays PLC grew its position in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 86.1% in the 4th quarter, according to its most recent disclosure with the SEC. The fund owned 2,142 shares of the insurance provider's stock after buying an additional 991 shares during the period.April 29, 2025 | marketbeat.comWhite Mountains Insurance Group, Ltd. (NYSE:WTM) Shares Bought by MML Investors Services LLCMML Investors Services LLC grew its position in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 13.6% during the 4th quarter, according to the company in its most recent disclosure with the Securities and Exchange Commission (SEC). The institutional investor owned 2,342 shares ofApril 28, 2025 | marketbeat.comFirst Trust Advisors LP Increases Stake in White Mountains Insurance Group, Ltd. (NYSE:WTM)First Trust Advisors LP increased its holdings in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 85.3% during the fourth quarter, according to the company in its most recent 13F filing with the Securities & Exchange Commission. The firm owned 20,218 shares of the insurance prApril 27, 2025 | marketbeat.comMariner LLC Boosts Position in White Mountains Insurance Group, Ltd. (NYSE:WTM)Mariner LLC raised its stake in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 22.4% in the 4th quarter, according to the company in its most recent filing with the Securities and Exchange Commission (SEC). The firm owned 825 shares of the insurance provider's stock after buyingApril 27, 2025 | marketbeat.comInvesco Ltd. Has $8.46 Million Stock Holdings in White Mountains Insurance Group, Ltd. (NYSE:WTM)Invesco Ltd. grew its stake in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 4.9% in the 4th quarter, according to its most recent 13F filing with the Securities and Exchange Commission (SEC). The institutional investor owned 4,349 shares of the insurance provider's stock afterApril 26, 2025 | marketbeat.comFuller & Thaler Asset Management Inc. Reduces Stock Position in White Mountains Insurance Group, Ltd. (NYSE:WTM)Fuller & Thaler Asset Management Inc. lessened its holdings in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 6.7% during the fourth quarter, according to the company in its most recent filing with the Securities & Exchange Commission. The firm owned 114,077 sharesApril 25, 2025 | marketbeat.comWhite Mountains Insurance Group (NYSE:WTM) Shares Gap Down - Should You Sell?White Mountains Insurance Group (NYSE:WTM) Shares Gap Down - What's Next?April 24, 2025 | marketbeat.comWhite Mountains Insurance Group (NYSE:WTM) Sees Large Volume Increase - Should You Buy?White Mountains Insurance Group (NYSE:WTM) Sees Unusually-High Trading Volume - Time to Buy?April 23, 2025 | marketbeat.comDimensional Fund Advisors LP Lowers Stake in White Mountains Insurance Group, Ltd. (NYSE:WTM)Dimensional Fund Advisors LP decreased its position in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 0.7% during the fourth quarter, according to the company in its most recent disclosure with the Securities & Exchange Commission. The firm owned 157,395 shares of the insuranApril 23, 2025 | marketbeat.comWhite Mountains Insurance Group, Ltd. (NYSE:WTM) Shares Bought by Townsquare Capital LLCTownsquare Capital LLC grew its holdings in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 148.2% in the fourth quarter, according to its most recent disclosure with the Securities & Exchange Commission. The fund owned 345 shares of the insurance provider's stock after buyingApril 22, 2025 | marketbeat.comWhite Mountains Insurance Group, Ltd. (NYSE:WTM) Short Interest Down 22.2% in MarchWhite Mountains Insurance Group, Ltd. (NYSE:WTM - Get Free Report) was the recipient of a significant decrease in short interest in March. As of March 31st, there was short interest totalling 53,700 shares, a decrease of 22.2% from the March 15th total of 69,000 shares. Currently, 2.2% of the shares of the stock are short sold. Based on an average trading volume of 16,200 shares, the days-to-cover ratio is presently 3.3 days.April 21, 2025 | marketbeat.comFiduciary Management Inc. WI Decreases Stake in White Mountains Insurance Group, Ltd. (NYSE:WTM)Fiduciary Management Inc. WI reduced its holdings in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 0.4% during the fourth quarter, according to the company in its most recent disclosure with the Securities and Exchange Commission (SEC). The institutional investor owneApril 21, 2025 | marketbeat.comWhite Mountains Insurance Group, Ltd. (NYSE:WTM) Stake Boosted by Forum Financial Management LPForum Financial Management LP lifted its stake in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 14.7% during the fourth quarter, according to its most recent disclosure with the Securities and Exchange Commission. The fund owned 1,374 shares of the insurance provider's stock aftApril 20, 2025 | marketbeat.comWhite Mountains Insurance Group (NYSE:WTM) Sees Strong Trading Volume - Should You Buy?White Mountains Insurance Group (NYSE:WTM) Sees Large Volume Increase - Should You Buy?April 16, 2025 | marketbeat.comWhite Mountains Insurance Group, Ltd. (NYSE:WTM) Shares Sold by Elkhorn Partners Limited PartnershipElkhorn Partners Limited Partnership lowered its holdings in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 6.8% during the 4th quarter, according to its most recent 13F filing with the Securities and Exchange Commission (SEC). The fund owned 15,080 shares of the insurance providApril 16, 2025 | marketbeat.comWhite Mountains Insurance Group, Ltd. (NYSE:WTM) Shares Acquired by Envestnet Asset Management Inc.Envestnet Asset Management Inc. raised its holdings in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 1.5% in the fourth quarter, according to its most recent Form 13F filing with the SEC. The institutional investor owned 16,414 shares of the insurance provider's stockApril 15, 2025 | marketbeat.comWhite Mountains: With Two Catalysts, I Am Upgrading It To A BuyApril 14, 2025 | seekingalpha.comLPL Financial LLC Increases Stock Holdings in White Mountains Insurance Group, Ltd. (NYSE:WTM)LPL Financial LLC lifted its position in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 39.7% during the fourth quarter, according to its most recent Form 13F filing with the Securities and Exchange Commission (SEC). The fund owned 1,763 shares of the insurance provider's stock aApril 14, 2025 | marketbeat.comResona Asset Management Co. Ltd. Makes New Investment in White Mountains Insurance Group, Ltd. (NYSE:WTM)Resona Asset Management Co. Ltd. purchased a new stake in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) in the 4th quarter, according to the company in its most recent Form 13F filing with the Securities & Exchange Commission. The institutional investor purchased 471 shares ofApril 13, 2025 | marketbeat.comWhite Mountains Insurance Group, Ltd. (NYSE:WTM) Stock Position Trimmed by ExodusPoint Capital Management LPExodusPoint Capital Management LP cut its position in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 50.3% during the 4th quarter, according to the company in its most recent filing with the Securities & Exchange Commission. The fund owned 402 shares of the insurance providerApril 13, 2025 | marketbeat.comEthos Capital, BCI, and White Mountains to Partner with BroadStreet and Ontario Teachers' to Drive Next Chapter of GrowthApril 10, 2025 | finance.yahoo.comWhite Mountains Insurance Group (NYSE:WTM) Sees Strong Trading Volume - Here's What HappenedWhite Mountains Insurance Group (NYSE:WTM) Sees Strong Trading Volume - Here's What HappenedApril 9, 2025 | marketbeat.comBamboo Insurance and Sutton National Announce Reinsurance Program RenewalApril 8, 2025 | prnewswire.comWellington Management Group LLP Decreases Stake in White Mountains Insurance Group, Ltd. (NYSE:WTM)Wellington Management Group LLP cut its stake in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 17.7% during the fourth quarter, according to the company in its most recent filing with the Securities & Exchange Commission. The firm owned 49,926 shares of the insuranApril 5, 2025 | marketbeat.comCalifornia Public Employees Retirement System Sells 766 Shares of White Mountains Insurance Group, Ltd. (NYSE:WTM)California Public Employees Retirement System lowered its stake in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 5.8% during the fourth quarter, according to the company in its most recent Form 13F filing with the Securities and Exchange Commission (SEC). The institutiApril 5, 2025 | marketbeat.comNorges Bank Purchases New Holdings in White Mountains Insurance Group, Ltd. (NYSE:WTM)Norges Bank acquired a new stake in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) in the 4th quarter, according to its most recent disclosure with the Securities and Exchange Commission. The institutional investor acquired 30,673 shares of the insurance provider's stock,April 5, 2025 | marketbeat.comVanguard Group Inc. Raises Stake in White Mountains Insurance Group, Ltd. (NYSE:WTM)Vanguard Group Inc. boosted its holdings in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 0.4% during the 4th quarter, according to its most recent disclosure with the SEC. The firm owned 251,739 shares of the insurance provider's stock after buying an additional 956 shares duriApril 3, 2025 | marketbeat.comShould You Maintain Your Position in White Mountains Insurance Group Ltd. (WTM)?April 2, 2025 | msn.comWhite Mountains Insurance Group, Ltd. (NYSE:WTM) Holdings Cut by Brandywine Global Investment Management LLCBrandywine Global Investment Management LLC reduced its stake in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 5.2% during the 4th quarter, according to the company in its most recent filing with the Securities & Exchange Commission. The institutional investor ownApril 2, 2025 | marketbeat.comSei Investments Co. Buys 731 Shares of White Mountains Insurance Group, Ltd. (NYSE:WTM)Sei Investments Co. raised its stake in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 29.4% in the 4th quarter, according to the company in its most recent disclosure with the Securities and Exchange Commission. The institutional investor owned 3,217 shares of the insurance proApril 2, 2025 | marketbeat.comWhite Mountains Insurance Group Ltd (WTM) Acquires Majority Stake in Enterprise SolutionsApril 1, 2025 | gurufocus.comWHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF ENTERPRISE SOLUTIONSApril 1, 2025 | prnewswire.comWhite Mountains Insurance Group, Ltd. (NYSE:WTM) Shares Sold by Cannell & Spears LLCCannell & Spears LLC cut its holdings in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 0.7% in the 4th quarter, according to the company in its most recent disclosure with the Securities and Exchange Commission. The firm owned 28,726 shares of the insurance provider'sApril 1, 2025 | marketbeat.comCove Street Capital LLC Trims Stake in White Mountains Insurance Group, Ltd. (NYSE:WTM)Cove Street Capital LLC lessened its holdings in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 49.7% in the 4th quarter, according to its most recent Form 13F filing with the Securities and Exchange Commission (SEC). The firm owned 1,067 shares of the insurance provideMarch 31, 2025 | marketbeat.comKLP Kapitalforvaltning AS Invests $1.18 Million in White Mountains Insurance Group, Ltd. (NYSE:WTM)KLP Kapitalforvaltning AS acquired a new stake in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) during the fourth quarter, according to the company in its most recent disclosure with the Securities and Exchange Commission (SEC). The firm acquired 605 shares of the insuranMarch 31, 2025 | marketbeat.comWhite Mountains InsuranceMarch 30, 2025 | seekingalpha.comWhite Mountains Insurance Group (NYSE:WTM) Sees Unusually-High Trading Volume - Here's What HappenedWhite Mountains Insurance Group (NYSE:WTM) Sees Large Volume Increase - Here's WhyMarch 29, 2025 | marketbeat.comCorient Private Wealth LLC Reduces Position in White Mountains Insurance Group, Ltd. (NYSE:WTM)Corient Private Wealth LLC lowered its position in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 43.4% in the fourth quarter, according to the company in its most recent Form 13F filing with the Securities and Exchange Commission. The fund owned 639 shares of the insurance proviMarch 27, 2025 | marketbeat.comWhite Mountains Insurance Group (NYSE:WTM) shareholders have earned a 16% CAGR over the last five yearsMarch 22, 2025 | uk.finance.yahoo.comWhite Mountains Insurance Group, Ltd. (NYSE:WTM) Stock Position Lifted by Boston PartnersBoston Partners boosted its stake in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 0.4% during the fourth quarter, according to its most recent disclosure with the SEC. The institutional investor owned 85,445 shares of the insurance provider's stock after purchasing aMarch 20, 2025 | marketbeat.comHorizon Kinetics Asset Management LLC Has $19.62 Million Stock Position in White Mountains Insurance Group, Ltd. (NYSE:WTM)Horizon Kinetics Asset Management LLC increased its stake in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 41.3% during the fourth quarter, according to the company in its most recent disclosure with the Securities and Exchange Commission (SEC). The firm owned 10,089 shares of tMarch 18, 2025 | marketbeat.comRoyce & Associates LP Decreases Stock Holdings in White Mountains Insurance Group, Ltd. (NYSE:WTM)Royce & Associates LP decreased its holdings in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 14.9% during the fourth quarter, according to the company in its most recent disclosure with the Securities & Exchange Commission. The institutional investor owned 12,306March 17, 2025 | marketbeat.comIs the Market Bullish or Bearish on White Mountains Insurance?March 15, 2025 | benzinga.comWhite Mountains Insurance Group (NYSE:WTM) Sees Unusually-High Trading Volume - Should You Buy?White Mountains Insurance Group (NYSE:WTM) Sees Large Volume Increase - Still a Buy?March 14, 2025 | marketbeat.comProficio Capital Partners LLC Invests $45.41 Million in White Mountains Insurance Group, Ltd. (NYSE:WTM)Proficio Capital Partners LLC bought a new position in shares of White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) during the fourth quarter, according to the company in its most recent filing with the Securities & Exchange Commission. The firm bought 23,345 shares of the insuranceMarch 14, 2025 | marketbeat.comWhite Mountains Insurance Group, Ltd. (NYSE:WTM) Shares Purchased by Charles Schwab Investment Management Inc.Charles Schwab Investment Management Inc. boosted its stake in White Mountains Insurance Group, Ltd. (NYSE:WTM - Free Report) by 0.6% during the 4th quarter, according to its most recent 13F filing with the Securities & Exchange Commission. The firm owned 25,363 shares of the insurance providerMarch 14, 2025 | marketbeat.comWhite Mountains: A High-Quality Insurer At A Fair PriceMarch 13, 2025 | seekingalpha.com Get White Mountains Insurance Group News Delivered to You Automatically Sign up to receive the latest news and ratings for WTM and its competitors with MarketBeat's FREE daily newsletter. Email Address WTM Media Mentions By Week WTM Media Sentiment Learn about the media sentiment score. Each headline receives a score ranging from 2 (good news) to -2 (bad news). Our company news sentiment scores track the average news sentiment of articles about each company over the most recent 7 days in order to identify companies that are receiving positive press. WTM News Sentiment▼1.480.91▲Average Finance News Sentiment WTM News Coverage Learn about the media coverage comparison. We track news headlines from hundreds of news outlets and tag them by company. This chart compares the number of articles about this company in the last seven days compared with the average number of articles about this company on a typical week. WTM Articles This Week▼33▲WTM Articles Average Week Get White Mountains Insurance Group News Delivered to You Automatically Sign up to receive the latest news and ratings for WTM and its competitors with MarketBeat's FREE daily newsletter. 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