O'Reilly Automotive, Inc. vs Aon plc
Market cap comparison over time
O'Reilly Automotive, Inc.
$74.9B
Rank #214
Aon plc
$75.6B
Rank #211
Market Cap Over Time
Key Moments
- O'Reilly Automotive, Inc. overtook Aon plc by 2025
- Aon plc overtook O'Reilly Automotive, Inc. by 2026
Year-by-Year Comparison
| Year | O'Reilly Automotive, Inc. | Aon plc | Leader |
|---|---|---|---|
| 2026 | $74.9B | $75.6B | Aon plc |
| 2025 | $75.6B | $75.2B | O'Reilly Automotive, Inc. |
| 2024 | $65.5B | $76.0B | Aon plc |
| 2023 | $52.5B | $61.1B | Aon plc |
| 2022 | $46.6B | $62.5B | Aon plc |
| 2021 | $39.0B | $62.2B | Aon plc |
| 2020 | $25.0B | $43.4B | Aon plc |
| 2019 | $24.2B | $42.4B | Aon plc |
| 2018 | $19.0B | $29.3B | Aon plc |
| 2017 | $13.3B | $26.6B | Aon plc |
| 2016 | $15.4B | $21.9B | Aon plc |
| 2015 | $14.0B | $17.9B | Aon plc |
| 2014 | $10.6B | $18.2B | Aon plc |
| 2013 | $7.1B | $15.9B | Aon plc |
| 2012 | $4.9B | $10.4B | Aon plc |
| 2011 | $4.4B | $8.7B | Aon plc |
| 2010 | $3.3B | $8.4B | Aon plc |
| 2009 | $2.1B | $6.9B | Aon plc |
| 2008 | $1.7B | $8.1B | Aon plc |
| 2007 | $1.8B | $8.4B | Aon plc |
| 2006 | $1.8B | $6.1B | Aon plc |
| 2005 | $1.8B | $6.1B | Aon plc |
| 2004 | $1.2B | $4.0B | Aon plc |
| 2003 | $1.1B | $3.9B | Aon plc |
| 2002 | $698.6M | $3.0B | Aon plc |
| 2001 | $1.0B | $5.4B | Aon plc |
| 2000 | $738.9M | $5.1B | Aon plc |
| 1999 | $593.9M | $5.8B | Aon plc |
| 1998 | $652.6M | $5.2B | Aon plc |
| 1997 | $362.6M | $5.4B | Aon plc |
| 1996 | $221.0M | $3.8B | Aon plc |
| 1995 | $200.3M | $2.9B | Aon plc |
| 1994 | $170.9M | $1.8B | Aon plc |