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White Mountains Insurance Group Ltd (WTM) — Price History

As of 2026-10-30 — refreshed nightly from the Closelooknet data lake. Diary readings, not advice.

Full Chart ↗

The Closelooknet read

  • Signal: Recovery attempt under the 200-day — Trades +8% vs the 50-day and +6.2% vs the 200-day average, 2.7% below the 52-week high and +21.9% off the 52-week low; a death cross printed 31 sessions ago. Computed from daily closes. (as of 2026-10-30)
  • Trend: White Mountains Insurance Group Ltd trades 8.0% above its 50-day and 6.2% above its 200-day moving average. (as of 2026-10-30)

White Mountains Insurance Group is a holding company that owns a set of insurance and reinsurance businesses rather than writing all the risk itself. Its units cover property cover, specialty lines such as aviation, cyber and marine risk, casualty lines, and accident and health cover, sold through brokers and managing general agents.

The full read — the desk's view, the earnings record, peers and the company snapshot — is on the WTM overview; the trend detail on the technical tab. Research diary readings, not advice.

Daily prices

DateOpenHighLowCloseChg %Volume
2026-10-302256.442274.722243.022269.99+1.09%20,257
2026-10-292240.002258.502234.502245.46+1.67%23,400
2026-10-282212.002227.272195.502208.58-0.16%20,900
2026-10-272218.222227.002196.682212.20-0.68%20,800
2026-10-262228.062239.362150.002227.34+0.09%18,800
2026-10-232236.732247.222218.212225.24-0.99%20,300
2026-10-222220.102252.422200.362247.52+1.70%22,300
2026-10-212216.662224.782162.002209.95-0.17%28,500
2026-10-202179.002236.122179.002213.61+2.15%27,500
2026-10-192147.102177.632147.102167.12+0.32%17,000
2026-10-162146.232172.042137.932160.31+0.77%21,800
2026-10-152124.972152.252109.002143.73+2.18%30,200
2026-10-142100.302106.612069.252098.01+0.23%18,900
2026-10-132100.632101.492079.032093.13+0.31%16,548
2026-10-122069.072098.452064.962086.76+1.27%24,569
2026-10-092059.072066.632046.412060.63+0.04%20,200
2026-10-082036.572064.042020.112059.77+1.39%18,700
2026-10-072064.012064.012029.362031.50-0.28%20,400
2026-10-062015.642038.782008.992037.25+0.88%18,800
2026-10-052031.812046.092019.442019.44-0.07%20,400
2026-10-022012.302034.902002.292020.92+0.39%16,300
2026-10-011999.982023.861999.222013.04+0.33%14,200
2026-09-302028.442028.441997.132006.49-0.74%15,700
2026-09-292010.772028.012002.612021.51+0.32%12,800
2026-09-282035.502035.502000.842014.97-0.67%15,100
2026-09-252047.992049.992018.272028.62-0.03%9,200
2026-09-242056.012056.012029.332029.33-0.13%11,000
2026-09-232049.762069.892028.112032.01-1.05%12,900
2026-09-222056.852067.182037.582053.64-0.16%16,123
2026-09-212062.782076.532049.622056.85-0.22%18,125
2026-09-182052.912084.142029.152061.30+0.14%39,107
2026-09-172075.002088.292039.972058.32-0.20%23,700
2026-09-162041.022074.412040.012062.37+0.80%33,000
2026-09-152057.632057.632027.642045.94-0.54%19,700
2026-09-142068.772070.022045.032057.00+0.19%17,300
2026-09-112086.682098.402042.592053.15-1.10%20,100
2026-09-102062.202084.132043.152075.99+1.23%30,100
2026-09-092051.632055.702037.002050.81-0.08%16,400
2026-09-082083.322091.422050.012052.48-2.43%27,100
2026-09-042100.002117.802073.352103.49-0.41%24,900
2026-09-032115.002139.892081.012112.23+0.36%21,800
2026-09-022099.032129.102088.332104.75+0.28%20,100
2026-09-012107.852125.762093.432098.96-0.15%22,100
2026-08-312130.432135.002093.552102.01-1.56%21,800
2026-08-282133.032150.002117.492135.41+0.37%18,400
2026-08-272125.012145.002105.612127.57-0.24%23,500
2026-08-262134.742165.002126.922132.74-0.40%16,100
2026-08-252135.752146.042120.002141.20+0.42%13,653
2026-08-242100.082146.502100.082132.30+1.01%19,598
2026-08-212101.862140.302101.862110.95-0.32%28,900
2026-08-202123.902131.842095.012117.70-0.54%21,900
2026-08-192130.792150.842107.662129.20-0.76%20,000
2026-08-182125.492157.702090.002145.46+1.52%22,586
2026-08-172130.232145.472107.782113.40-1.11%17,251
2026-08-142137.822145.002121.092137.12-0.20%14,300
2026-08-132115.012141.762096.722141.42+1.04%28,700
2026-08-122134.012152.192094.042119.46+0.35%27,100
2026-08-112112.162126.992093.632112.01+0.11%21,100
2026-08-102148.612172.182107.872109.68-1.85%27,200
2026-08-072132.002168.312112.602149.44+0.39%30,200
2026-08-062137.732151.202112.922141.09+1.38%28,900
2026-08-052136.502136.502095.432111.91-0.28%19,300
2026-08-042098.302127.882070.002117.86+0.78%23,700
2026-08-032119.192136.002086.772101.47+0.18%19,900
2026-07-312105.572129.322084.992097.73-0.99%12,700
2026-07-302151.302151.302087.202118.61-1.48%19,100
2026-07-292186.212211.002125.642150.34-2.37%21,200
2026-07-282175.602218.612171.302202.61+0.40%17,200
2026-07-272201.752231.002182.582193.94-0.64%18,600
2026-07-242178.362233.662158.612208.05+1.43%11,800
2026-07-232176.752208.002146.512176.85-0.25%12,500
2026-07-222192.002211.042161.292182.32-0.50%16,100
2026-07-212201.512222.502167.982193.26-0.81%13,500
2026-07-202214.502249.052209.732211.22-0.01%16,100
2026-07-172198.242239.952198.242211.52+0.68%12,600
2026-07-162126.102203.642126.102196.48+2.65%21,200
2026-07-152162.602173.752125.842139.73-1.29%15,300
2026-07-142162.512187.932146.352167.79-0.33%21,200
2026-07-132192.702203.362157.502174.96-0.29%16,000
2026-07-102197.992199.152165.092181.19-0.18%18,500
2026-07-092167.022189.822159.732185.23+0.83%25,900
2026-07-082164.982179.592147.502167.25+0.06%18,400
2026-07-072176.002198.872161.902165.85-0.02%14,300
2026-07-062165.262182.902145.322166.27-0.35%14,600
2026-07-022090.002186.812068.602173.81+5.32%25,500
2026-07-012077.502101.102050.002064.04-0.45%17,600
2026-06-302075.602098.502057.342073.39-0.84%16,700
2026-06-292085.792104.792064.642090.94-0.27%13,200
2026-06-262023.792096.562023.792096.56+3.81%26,300
2026-06-252021.782048.662009.022019.70-0.13%14,400
2026-06-242026.752044.042006.152022.41-0.06%13,800
2026-06-232015.362028.342001.992023.63+0.64%16,400
2026-06-222023.032035.001999.842010.75-0.13%13,200
2026-06-181997.362019.891990.782013.36+0.49%25,500
2026-06-172021.602045.501990.002003.49-1.42%21,600
2026-06-162037.762051.662010.002032.37+0.09%20,700
2026-06-152026.102059.622000.352030.64+0.33%31,000
2026-06-121995.502030.001991.302024.05+1.73%17,700
2026-06-112021.102041.421987.001989.54-1.45%17,000
2026-06-102014.352037.792006.152018.89+0.70%23,500
2026-06-092029.502050.001991.292004.76-0.94%26,500
2026-06-082060.002070.002020.032023.70-2.01%29,200
2026-06-052016.802084.712016.802065.14+2.46%22,300
2026-06-042035.002065.002010.542015.54-0.91%29,900
2026-06-032050.812066.062017.982034.02-0.82%45,000
2026-06-022060.032087.912050.622050.81-0.54%23,500
2026-06-012052.252077.202052.252062.03-0.14%24,200
2026-05-292093.142096.552060.922064.82-0.94%25,800
2026-05-282090.392106.052072.012084.31-0.84%23,500
2026-05-272138.972159.002094.472101.94-1.28%27,700
2026-05-262140.402166.052129.172129.17-0.82%16,926
2026-05-222136.842159.002136.842146.85+0.36%16,600
2026-05-212130.132152.182130.032139.09-0.27%22,400
2026-05-202152.052175.002142.502144.81+0.03%18,200
2026-05-192127.272159.002125.022144.19+0.27%29,100
2026-05-182139.002177.002121.032138.35+0.07%17,900
2026-05-152119.072149.992105.002136.76+1.14%21,200
2026-05-142128.912196.092096.232112.72-0.34%27,700
2026-05-132105.142150.002105.142119.91+0.51%23,000
2026-05-122141.682162.002099.942109.20-1.14%22,400
2026-05-112143.002173.112110.002133.58+0.24%21,000
2026-05-082103.902136.452075.052128.40+1.72%18,800
2026-05-072080.002106.282050.012092.50+0.60%26,200
2026-05-062151.302176.582071.882080.00-3.33%38,300
2026-05-052173.372193.712147.772151.67-0.73%17,300
2026-05-042153.872203.002132.762167.41+0.18%26,800
2026-05-012213.002216.522158.182163.50-3.07%19,500
2026-04-302201.092235.002190.662231.99+1.18%10,900
2026-04-292261.292270.212188.442206.00-2.55%12,700
2026-04-282284.002303.482256.572263.69-0.17%16,500
2026-04-272260.602286.662245.312267.56+0.37%16,000
2026-04-242279.542279.542243.942259.27-1.14%15,300
2026-04-232283.322301.532268.152285.39+0.71%9,400
2026-04-222292.872292.872261.102269.19-0.31%14,700
2026-04-212278.102290.972261.032276.34+0.06%10,200
2026-04-202309.962326.452275.012275.01-1.91%14,100
2026-04-172292.202333.002270.052319.41+1.08%14,200
2026-04-162290.792300.502273.242294.72+0.14%10,800
2026-04-152301.102310.122280.002291.46-0.37%15,900
2026-04-142282.202318.572282.202300.00+0.09%17,500
2026-04-132280.082307.252254.222297.99-0.14%15,000
2026-04-102307.102307.102266.622301.14-0.38%19,800
2026-04-092277.222325.782255.002309.92+1.44%17,100
2026-04-082235.442290.662205.002277.21+2.77%17,600
2026-04-072192.962242.002192.962215.73+0.53%15,900
2026-04-062169.312206.242067.212203.96+1.58%27,400
2026-04-022176.402191.192156.002169.76-0.40%18,000
2026-04-012197.202206.252160.002178.44-0.84%22,200
2026-03-312212.632224.112163.412196.96+0.14%25,100
2026-03-302164.392210.862150.802193.86+1.86%14,800
2026-03-272219.272223.002134.682153.86-3.01%19,170
2026-03-262185.512224.512185.512220.71+0.69%10,873
2026-03-252219.642231.572196.962205.51-0.29%13,358
2026-03-242169.002220.562152.162211.91+2.26%16,452
2026-03-232178.962205.422160.912162.99+0.37%19,085
2026-03-202190.002205.992155.002155.01-1.20%22,590
2026-03-192191.602206.552159.772181.16-0.18%22,248
2026-03-182202.672220.012184.942185.01-0.99%16,499
2026-03-172206.102246.002206.102206.81+0.32%17,539
2026-03-162209.992230.002193.522199.69+0.23%17,536
2026-03-132199.862217.682190.582194.70+0.58%11,442
2026-03-122195.202216.432126.262182.05-1.36%17,254
2026-03-112219.362237.002190.002212.14-0.51%25,023
2026-03-102145.192236.702100.002223.46+3.48%26,171
2026-03-092174.802180.892108.802148.65-0.78%28,530
2026-03-062165.702208.362134.002165.60-1.07%21,672
2026-03-052213.452234.842181.302188.94-1.57%19,947
2026-03-042218.012240.062196.332223.79+0.39%20,220
2026-03-032226.392239.832179.002215.09-1.29%16,959
2026-03-022210.002259.262210.002244.14+1.06%24,857
2026-02-272217.442239.002185.002220.51-0.11%21,669
2026-02-262219.592264.702214.002222.97+0.12%17,744
2026-02-252223.502249.802195.002220.28-0.14%19,506
2026-02-242197.082228.972185.502223.42+1.56%17,226
2026-02-232235.002240.002182.342189.34-1.74%14,635
2026-02-202208.002232.052184.432228.13+1.22%8,611
2026-02-192204.792225.002173.162201.23-0.04%16,180
2026-02-182232.222232.222193.632202.12-1.29%13,269
2026-02-172195.762246.882184.302230.83+1.95%17,833
2026-02-132178.572193.142140.002188.07+0.28%12,854
2026-02-122177.692200.002144.002182.01+1.78%20,290
2026-02-112129.122143.842080.002143.84+1.41%15,387
2026-02-102098.282130.212078.342114.10+0.73%21,211
2026-02-092181.472202.502077.712098.78-3.95%24,727
2026-02-062151.002232.502147.852185.00+2.75%22,891
2026-02-052078.422129.892078.072126.57+1.94%20,971
2026-02-042063.982098.902063.982086.14+1.45%11,514
2026-02-032050.002081.592049.092056.30-0.00%14,482
2026-02-022044.802061.032035.012056.36+0.56%13,915
2026-01-302056.772065.332038.152044.93-0.35%22,180
2026-01-292047.292063.222014.012052.17+0.64%15,892
2026-01-282052.442066.002034.852039.19-0.65%18,494
2026-01-272071.372071.372039.922052.44-1.18%16,985
2026-01-262060.002091.902054.102076.93+0.99%12,999
2026-01-232072.022076.382049.632056.64-0.74%8,550
2026-01-222084.992098.892054.872071.97-0.09%13,392
2026-01-212050.352085.002040.002073.85+1.39%18,866
2026-01-202043.272074.002020.002045.45-0.53%14,296
2026-01-162061.642068.002037.982056.36-0.27%17,342
2026-01-152084.562098.882059.712061.92-0.72%14,207
2026-01-142056.062081.932052.492076.96+0.92%15,267
2026-01-132054.632085.702028.902057.99-0.14%15,911
2026-01-122040.622075.732028.002060.84+0.60%13,888
2026-01-092071.722095.722043.512048.45-1.26%16,539
2026-01-082063.512083.002017.852074.49+0.73%22,725
2026-01-072040.432068.062010.002059.54+0.60%16,137
2026-01-062008.042056.102003.972047.31-0.75%31,205
2026-01-052036.762072.002032.002062.86+1.03%17,438
2026-01-022083.562089.502027.272041.90-1.74%23,317
2025-12-312081.942099.422069.192078.03-0.03%14,059
2025-12-302076.002143.252070.002078.62+0.15%14,222
2025-12-292069.532081.292057.932075.53+0.64%11,718
2025-12-262092.862110.432054.892062.34-1.23%15,842
2025-12-242091.002100.002070.952088.05-0.14%7,675
2025-12-232082.942115.002078.062090.90+0.37%22,397
2025-12-222026.202097.132015.102083.14+2.01%23,378
2025-12-192038.152048.022038.002042.02+0.10%20,458
2025-12-182062.942098.802036.002040.00-0.32%19,413
2025-12-172049.662053.162037.602046.65+0.07%21,769
2025-12-162068.582092.002027.832045.31-1.11%29,731
2025-12-152059.622072.222051.502068.17+0.66%21,756
2025-12-122043.852054.852035.432054.51+0.47%13,719
2025-12-112057.592127.972032.302044.87+0.19%30,522
2025-12-102021.462045.502014.692040.94+1.10%23,895
2025-12-092024.212038.002010.002018.75+0.26%25,383
2025-12-082033.002097.492013.112013.52-1.05%23,327
2025-12-052026.302046.182019.002034.79-0.15%27,360
2025-12-042023.002050.902020.052037.79+0.60%17,755
2025-12-032030.962039.792013.292025.55-0.09%16,714
2025-12-022025.202041.502022.302027.41+0.12%25,833
2025-12-012028.222048.772018.272024.89+0.03%15,235
2025-11-282030.442042.892023.452024.25-0.24%9,320
2025-11-262005.002037.352004.182029.06+1.27%13,500
2025-11-252000.842030.402000.002003.65+0.33%14,533
2025-11-241992.822002.351961.001996.99-0.15%24,563
2025-11-211959.002013.051959.002000.00+6.29%26,636
2025-11-201901.551913.001875.501881.61-0.41%26,310
2025-11-191901.301909.891870.001889.30-0.58%20,702
2025-11-181900.771918.001900.011900.34+0.02%21,047
2025-11-171931.891943.461900.001900.00-1.28%13,610
2025-11-141905.001934.991902.001924.67+0.50%20,109
2025-11-131929.381941.131911.421915.09-1.00%18,377
2025-11-121930.551949.891915.461934.47+0.49%16,488
2025-11-111906.901935.381902.001925.01+1.22%15,829
2025-11-101905.801921.051899.581901.76-0.35%19,348
2025-11-071895.001928.751893.021908.46+0.87%25,051
2025-11-061901.101923.741888.001892.02-0.28%30,319
2025-11-051897.961925.901894.241897.42-1.21%17,184
2025-11-041900.201929.191891.831920.60+1.09%28,177
2025-11-031900.751917.741863.601899.87-0.25%36,682

Most recent 250 sessions, newest first.

Seasonal returns

Best month historically: Nov (+5.09%). Worst month: Sep (-6.60%). Based on 5 years of daily data (2022–2026).

FAQ · from the current price data · as of 2026-10-30

Quick answers

What is White Mountains Insurance Group Ltd's (WTM) latest close?

2269.99 on 2026-10-30, from the Closelook data lake's daily price record.

What is WTM's 52-week high and low?

2333.00 high and 1863.60 low over the trailing 52 weeks, as of 2026-10-30.

What is White Mountains Insurance Group Ltd's strongest and weakest month historically?

Historically, WTM's strongest calendar month has been Nov (average +5.09%) and its weakest Sep (average -6.60%), based on 5 years of daily data (2022–2026).

How many years of seasonality does this cover?

5 years (2022–2026), computed from 1024 daily bars in the Closelook data lake.

What is the current Closelooknet signal on WTM?

Recovery attempt under the 200-day: Trades +8% vs the 50-day and +6.2% vs the 200-day average, 2.7% below the 52-week high and +21.9% off the 52-week low; a death cross printed 31 sessions ago. Computed from daily closes. As of 2026-10-30. A research diary reading, not advice.

Is WTM above its 50-day and 200-day moving averages?

White Mountains Insurance Group Ltd trades 8.0% above its 50-day and 6.2% above its 200-day moving average (5.5% above its 20-day). As of 2026-10-30.