Aon (AON) Price to Book (2009 - 2026)
Aon's Price to Book was 5.76 in Q3 2026, down 39.0% from 9.45 a year earlier and down 20.7% from the prior quarter.
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Analysis
Aon (AON) Price to Book (2009 - 2026) Analysis & Trends
For FY2025, Price to Book at Aon came in at 7.99, down 35.0% from FY2024.
- In earlier years, Price to Book was 12.30 in FY2024 and 55.53 in FY2021 (+316.7%).
- The Q3 2026 figure marks the lowest quarterly Price to Book since Q1 2017.
- Compared with a year earlier, Price to Book has declined for six straight quarters, with an average decline of 28.1% over the last six quarters.
- The best year-over-year quarter for Price to Book over five years was Q2 2022 (growth of 511.6%); the worst was Q2 2024 (a decline of 97.6%).
- Per Business Quant data, AON's Price to Book in the three quarters before Q3 2026 was 7.26 (Q2 2026), 6.92 (Q1 2026) and 7.99 (Q4 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) |
|---|---|---|---|---|
| 1 | Berkshire Hathaway | 1,248.67 Bn | -185.49 Bn | 56.71 Bn |
| 2 | Chubb | 141.22 Bn | 92.15 Bn | 8.67 Bn |
| 3 | Progressive | 134.26 Bn | 109.78 Bn | 8.29 Bn |
| 4 | Marsh & Mclennan Companies | 98.32 Bn | 90.72 Bn | - |
| 5 | Travelers Companies | 82.09 Bn | 59.57 Bn | 5.93 Bn |
| 6 | Manulife Financial | 75.36 Bn | -19.02 Bn | - |
| 7 | Arthur J. Gallagher | 72.54 Bn | 67.17 Bn | 3.33 Bn |
| 8 | Aon | 71.33 Bn | 50.56 Bn | - |
| 9 | Allstate | 65.04 Bn | 22.10 Bn | -9.85 Bn |
| 10 | Metlife | 64.67 Bn | -43.29 Bn | 9.05 Bn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Sep 30, 2026 | 5.76 |
| Jun 30, 2026 | 7.26 |
| Mar 31, 2026 | 6.92 |
| Dec 31, 2025 | 7.99 |
| Sep 30, 2025 | 9.45 |
| Jun 30, 2025 | 9.61 |
| Mar 31, 2025 | 11.98 |
| Dec 31, 2024 | 12.30 |
| Sep 30, 2024 | 11.66 |
| Jun 30, 2024 | 10.58 |
| Jun 30, 2023 | 432.28 |
| Mar 31, 2023 | 1,110.29 |
| Jun 30, 2022 | 72.19 |
| Mar 31, 2022 | 53.57 |
| Dec 31, 2021 | 55.53 |
| Sep 30, 2021 | 27.39 |
| Jun 30, 2021 | 11.80 |
| Mar 31, 2021 | 11.91 |
| Dec 31, 2020 | 13.33 |
| Sep 30, 2020 | 13.03 |
API Access
Aon Price to Book 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=price-to-book&ticker=AON&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "price-to-book", "ticker": "AON", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=price-to-book&ticker=AON&period=max&api_key=YOUR_API_KEY");
const data = await res.json();