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Marsh & McLennan Companies, Inc. (MRSH) stock

MRSHNYSEInsurance Agents, Brokers & ServiceFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 15, 2026Score 13/30
$200.62+3.59 (+1.82%)

Close on Oct 30, 2026Market cap $95.74BP/E 24.0Yield 1.71%

Price history

Marsh & McLennan Companies share prices for every week, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$200.62
+1.82% on the day
52-week range
$156.60 – $202.70
-1.0% from the high
Change over 52 weeks
+12.3%
From $178.67 on Oct 30, 2025
Average volume
2.54M
Shares a day, last 90 sessions
Week ofOpenHighLowCloseChangeVolume
Oct 26, 2026$196.43$202.70$189.34$200.62+1.59%11,664,384
Oct 19, 2026$186.20$200.33$186.00$197.48+4.85%11,140,644
Oct 12, 2026$176.28$191.04$175.42$188.35+7.16%15,474,298
Oct 5, 2026$169.62$177.79$166.48$175.76+3.35%12,730,923
Sep 28, 2026$171.17$172.43$167.24$170.06-0.62%13,746,944
Sep 21, 2026$175.16$175.79$167.93$171.12-2.22%15,483,838
Sep 14, 2026$179.70$181.45$172.63$175.01-1.07%17,908,614
Sep 8, 2026$183.27$184.72$175.52$176.91-4.75%8,173,299
Aug 31, 2026$191.99$192.66$185.40$185.74-3.58%10,826,582
Aug 24, 2026$193.71$195.67$188.76$192.64+0.33%10,649,840
Aug 17, 2026$186.42$193.73$184.13$192.01+2.23%10,038,384
Aug 10, 2026$190.88$192.38$187.03$187.82-2.00%6,888,928
Aug 3, 2026$191.06$194.10$188.83$191.65+1.03%10,185,288
Jul 27, 2026$181.28$198.49$181.25$189.69+4.95%18,166,418
Jul 20, 2026$180.50$189.08$174.59$180.74-0.79%14,372,770
Jul 13, 2026$180.33$186.00$175.09$182.18+2.17%11,673,163
Jul 6, 2026$178.13$180.92$173.25$178.31-0.13%11,461,982
Jun 29, 2026$168.19$178.54$163.74$178.54+5.63%8,956,626
Jun 22, 2026$162.87$169.44$160.00$169.03+4.08%15,876,661
Jun 15, 2026$167.92$169.11$160.68$162.41-3.72%11,182,555
Jun 8, 2026$164.45$170.15$161.62$168.68+1.96%11,233,512
Jun 1, 2026$159.84$166.21$156.60$165.44+3.42%15,590,553
May 26, 2026$162.62$164.52$157.74$159.97-2.52%13,732,075
May 18, 2026$161.24$169.17$160.81$164.11+1.90%11,746,441
May 11, 2026$162.99$164.89$158.16$161.05-1.35%16,437,462
May 4, 2026$165.60$169.03$162.50$163.25-1.76%13,263,981
Apr 27, 2026$169.05$173.08$165.71$166.18-2.30%12,782,539
Apr 20, 2026$175.95$179.08$169.62$170.10-3.24%17,609,942
Apr 13, 2026$168.83$183.45$168.28$175.80+4.55%15,489,344
Apr 6, 2026$175.00$176.32$165.06$168.15-3.70%11,184,419
Mar 30, 2026$170.17$176.64$170.13$174.61+3.22%14,008,523
Mar 23, 2026$176.47$178.16$169.14$169.17-4.14%16,480,091
Mar 16, 2026$173.15$176.90$164.89$176.48+2.52%20,030,925
Mar 9, 2026$182.24$182.45$170.84$172.15-5.97%13,608,790
Mar 2, 2026$185.34$187.51$180.97$183.08-1.96%11,695,091
Feb 23, 2026$178.92$187.77$174.15$186.74+4.14%16,661,102
Feb 17, 2026$177.16$179.99$174.28$179.32+3.02%11,936,867
Feb 9, 2026$184.18$184.97$170.37$174.06-5.93%22,414,621
Feb 2, 2026$189.98$193.32$184.64$185.03-1.68%15,961,000
Jan 26, 2026$182.90$190.00$176.75$188.19+2.75%17,303,814
Jan 20, 2026$182.05$183.27$178.00$183.16+0.42%11,557,132
Jan 12, 2026$186.31$187.43$179.88$182.40-1.94%12,753,119
Jan 5, 2026$181.07$187.70$180.61$186.01+1.94%11,940,586
Dec 29, 2025$187.37$188.50$181.80$182.47-2.42%6,147,896
Dec 22, 2025$184.77$188.12$184.43$187.00+1.25%5,949,526
Dec 15, 2025$186.35$188.75$183.92$184.70-0.81%18,611,121
Dec 8, 2025$181.34$186.24$180.00$186.21+2.41%14,676,806
Dec 1, 2025$182.22$185.25$180.15$181.82-0.89%13,823,287
Nov 24, 2025$181.26$184.33$178.50$183.45+1.40%9,262,758
Nov 17, 2025$183.42$183.69$176.64$180.92-1.03%15,256,264
Nov 10, 2025$178.86$185.33$176.85$182.81+1.53%12,003,457
Nov 3, 2025$175.95$182.09$174.18$180.05+1.07%15,949,172

Seasonality

MRSH return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average1.2%1.8%-0.1%1.7%1.4%1.5%3.5%1.6%-2.3%1.9%4.9%-2.1%
Months up8 of 106 of 107 of 105 of 106 of 108 of 108 of 108 of 102 of 106 of 108 of 94 of 9
20262.0%-0.8%-7.1%-2.8%-4.6%4.2%14.5%0.1%-10.0%18.2%
20252.5%9.7%2.6%-7.3%3.6%-6.4%-8.5%3.3%-2.1%-11.2%3.0%1.1%
20242.7%4.3%1.8%-2.8%4.1%1.5%6.0%2.2%-1.9%-1.8%6.9%-8.9%
20236.1%-7.3%2.7%8.6%-3.9%8.6%0.5%3.5%-2.4%0.0%5.2%-5.0%
2022-11.3%1.2%9.7%-4.8%-1.1%-2.9%6.0%-1.6%-7.5%8.6%7.2%-4.4%
2021-5.7%4.8%5.7%11.8%2.0%1.7%5.0%6.8%-3.7%10.5%-1.7%6.0%
20200.8%-6.5%-17.3%13.2%8.8%1.4%9.0%-1.4%-0.2%-9.4%10.8%2.1%
201911.1%5.5%0.9%0.9%1.4%4.3%-0.5%1.1%0.2%4.1%4.3%3.1%
20183.1%-0.6%-0.5%-0.9%-1.4%2.0%2.2%1.5%-2.3%3.0%4.7%-10.1%
20171.1%8.0%0.6%0.8%4.6%0.5%0.5%0.1%7.3%-3.0%3.7%-3.0%