American Electric Power Company, Inc. vs Aon plc
Market cap comparison over time
American Electric Power Company, Inc.
$69.9B
Rank #220
Aon plc
$71.6B
Rank #215
Market Cap Over Time
Key Moments
- Aon plc overtook American Electric Power Company, Inc. by 1999
- American Electric Power Company, Inc. overtook Aon plc by 2000
- Aon plc overtook American Electric Power Company, Inc. by 2019
Year-by-Year Comparison
| Year | American Electric Power Company, Inc. | Aon plc | Leader |
|---|---|---|---|
| 2026 | $69.9B | $71.6B | Aon plc |
| 2025 | $61.8B | $75.2B | Aon plc |
| 2024 | $47.8B | $76.0B | Aon plc |
| 2023 | $40.4B | $61.1B | Aon plc |
| 2022 | $45.4B | $62.5B | Aon plc |
| 2021 | $41.1B | $62.2B | Aon plc |
| 2020 | $37.2B | $43.4B | Aon plc |
| 2019 | $40.8B | $42.4B | Aon plc |
| 2018 | $31.3B | $29.3B | American Electric Power Company, Inc. |
| 2017 | $29.7B | $26.6B | American Electric Power Company, Inc. |
| 2016 | $24.5B | $21.9B | American Electric Power Company, Inc. |
| 2015 | $21.9B | $17.9B | American Electric Power Company, Inc. |
| 2014 | $22.0B | $18.2B | American Electric Power Company, Inc. |
| 2013 | $16.3B | $15.9B | American Electric Power Company, Inc. |
| 2012 | $14.3B | $10.4B | American Electric Power Company, Inc. |
| 2011 | $13.2B | $8.7B | American Electric Power Company, Inc. |
| 2010 | $10.9B | $8.4B | American Electric Power Company, Inc. |
| 2009 | $10.1B | $6.9B | American Electric Power Company, Inc. |
| 2008 | $9.1B | $8.1B | American Electric Power Company, Inc. |
| 2007 | $12.2B | $8.4B | American Electric Power Company, Inc. |
| 2006 | $10.8B | $6.1B | American Electric Power Company, Inc. |
| 2005 | $9.0B | $6.1B | American Electric Power Company, Inc. |
| 2004 | $8.1B | $4.0B | American Electric Power Company, Inc. |
| 2003 | $6.9B | $3.9B | American Electric Power Company, Inc. |
| 2002 | $5.7B | $3.0B | American Electric Power Company, Inc. |
| 2001 | $8.6B | $5.4B | American Electric Power Company, Inc. |
| 2000 | $8.7B | $5.1B | American Electric Power Company, Inc. |
| 1999 | $5.6B | $5.8B | Aon plc |
| 1998 | $7.7B | $5.2B | American Electric Power Company, Inc. |
| 1997 | $8.0B | $5.4B | American Electric Power Company, Inc. |
| 1996 | $6.1B | $3.8B | American Electric Power Company, Inc. |
| 1995 | $5.6B | $2.9B | American Electric Power Company, Inc. |
| 1994 | $4.3B | $1.8B | American Electric Power Company, Inc. |