Arthur J. Gallagher (AJG) Market Capitalization (2009 - 2026)
Arthur J. Gallagher's Market Capitalization came in at $58.49 billion for Q3 2026, down 26.5% from $79.54 billion a year earlier and down 0.6% from the prior quarter.
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Analysis
Arthur J. Gallagher (AJG) Market Capitalization (2009 - 2026) Analysis & Trends
For FY2025, Arthur J. Gallagher's Market Capitalization was $66.51 billion, down 6.3% from FY2024.
- Market Capitalization carries a five-year compound annual growth rate of 22.7% (FY2020 to FY2025).
- Going back by year, Market Capitalization was $70.96 billion in FY2024 (+45.6%), $48.73 billion in FY2023 (+22.0%), $39.95 billion in FY2022 (+12.9%) and $35.38 billion in FY2021 (+47.6%).
- The five-year range for quarterly Market Capitalization is $34.29 billion (Q2 2022) to $88.42 billion (Q1 2025).
- Year-over-year, Market Capitalization has declined for four consecutive quarters, with growth averaging 10.3% over the last eight quarters.
- The fastest year-over-year change in Market Capitalization over five years came in Q1 2025 (growth of 61.8%), and the weakest in Q1 2026 (a decline of 37.1%).
- Business Quant data shows AJG's Market Capitalization at $58.84 billion (Q2 2026), $55.64 billion (Q1 2026) and $66.51 billion (Q4 2025) in the three quarters before Q3 2026.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) |
|---|---|---|---|---|
| 1 | Chubb | 140.29 Bn | 85.93 Bn | 8.67 Bn |
| 2 | Progressive | 132.20 Bn | 107.72 Bn | 8.29 Bn |
| 3 | Marsh & Mclennan Companies | 96.60 Bn | 88.76 Bn | - |
| 4 | Travelers Companies | 82.11 Bn | 59.60 Bn | 5.93 Bn |
| 5 | Manulife Financial | 75.43 Bn | 8.45 Bn | - |
| 6 | Arthur J. Gallagher | 71.09 Bn | 65.68 Bn | - |
| 7 | Aon | 70.49 Bn | 49.69 Bn | - |
| 8 | Metlife | 65.52 Bn | -41.26 Bn | 7.82 Bn |
| 9 | Allstate | 64.49 Bn | 24.33 Bn | 7.41 Bn |
| 10 | Aflac | 62.39 Bn | 38.74 Bn | 1.87 Bn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Sep 30, 2026 | 58.49 Bn |
| Jun 30, 2026 | 58.84 Bn |
| Mar 31, 2026 | 55.64 Bn |
| Dec 31, 2025 | 66.51 Bn |
| Sep 30, 2025 | 79.54 Bn |
| Jun 30, 2025 | 82.08 Bn |
| Mar 31, 2025 | 88.42 Bn |
| Dec 31, 2024 | 70.96 Bn |
| Sep 30, 2024 | 61.73 Bn |
| Jun 30, 2024 | 56.81 Bn |
| Mar 31, 2024 | 54.63 Bn |
| Dec 31, 2023 | 48.73 Bn |
| Sep 30, 2023 | 49.21 Bn |
| Jun 30, 2023 | 47.32 Bn |
| Mar 31, 2023 | 40.98 Bn |
| Dec 31, 2022 | 39.95 Bn |
| Sep 30, 2022 | 36.09 Bn |
| Jun 30, 2022 | 34.29 Bn |
| Mar 31, 2022 | 36.68 Bn |
| Dec 31, 2021 | 35.38 Bn |
API Access
Arthur J. Gallagher Market Capitalization API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=market-capitalization&ticker=AJG&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "market-capitalization", "ticker": "AJG", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=market-capitalization&ticker=AJG&period=max&api_key=YOUR_API_KEY");
const data = await res.json();