Arthur J Gallagher - 15 Year Stock Price History | AJG

Historical daily share price chart and data for Arthur J Gallagher since 2011 adjusted for splits and dividends. The latest closing stock price for Arthur J Gallagher as of September 15, 2026 is 248.04.
  • The all-time high Arthur J Gallagher stock closing price was 343.25 on June 02, 2025.
  • The Arthur J Gallagher 52-week high stock price is 313.55, which is 26.4% above the current share price.
  • The Arthur J Gallagher 52-week low stock price is 190.75, which is 23.1% below the current share price.
  • The average Arthur J Gallagher stock price for the last 52 weeks is 242.80.
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Arthur J Gallagher Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 230.2181 253.6650 271.2330 190.8300 248.0400 -3.27%
2025 298.1764 271.0010 343.2460 235.6800 256.4290 -8.03%
2024 259.8756 219.0660 308.9630 219.0660 278.8200 27.34%
2023 208.0486 180.4510 245.6970 171.1520 218.9490 20.51%
2022 165.3341 158.7670 193.9410 142.2150 181.6840 12.44%
2021 134.7200 112.9740 162.3190 106.2750 161.5860 39.02%
2020 93.6735 88.2328 120.4440 63.3088 116.2350 32.12%
2019 78.2844 65.1163 88.3806 63.8935 87.9741 31.79%
2018 62.9972 55.0230 70.6070 55.0230 66.7557 19.20%
2017 51.1810 45.0312 58.9260 45.0312 56.0054 25.04%
2016 39.5030 33.5466 44.8329 30.2420 44.7898 31.10%
2015 37.5009 37.9380 40.4615 33.4465 34.1641 -10.14%
2014 36.7671 36.1330 39.4401 34.3981 38.0188 3.47%
2013 33.0696 26.8970 37.3843 26.7075 36.7437 39.96%
2012 26.2246 24.2794 27.7799 23.8928 26.2529 7.64%
Sector Industry Market Cap Revenue
Finance Insurance Brokers $64.921B $13.942B
Arthur J. Gallagher & Co., an international service provider, plans, designs, and administers a full array of customized, cost-effective property/casualty insurance & risk management programs, consulting services and third-party claims settlement in the U.S. and internationally. It also furnishes a broad range of risk management services including claims and information management, risk control consulting and appraisals to help corporations and institutions reduce their cost of risk. In addition, the company assists clients in all areas of their employee health/welfare and retirement plans, including plan design, funding and administration. It has operations in many countries and, through a network of correspondent brokers and consultants, Gallagher offers client-service capabilities in more than many countries around the world. Some of the company's offices are fully staffed with sales, marketing, claims, loss control and other specialists; some function as servicing offices for the various divisions.
Stock Name Country Market Cap PE Ratio
Marsh & McLennan (MMC) United States $89.507B 19.23
Aon (AON) Ireland $66.086B 17.13
Hannover Ruck SE (HVRRY) Germany $35.426B 12.12
Willis Towers Watson Public (WTW) United Kingdom $30.064B 17.73
Brown & Brown (BRO) United States $22.864B 15.39
Erie Indemnity (ERIE) United States $11.727B 26.72
Ryan Specialty Holdings (RYAN) United States $10.153B 18.63
Accelerant Holdings (ARX) Cayman Islands $4.307B 18.03
EToro Group (ETOR) Israel $2.478B 10.31
Tiptree Financial (TIPT) United States $0.663B 178.10
EHealth (EHTH) United States $0.030B 0.00
Huize Holding (HUIZ) China $0.016B 54.33
Oxbridge Re Holdings (OXBR) Cayman Islands $0.012B 74.50