If you invested $1000 in Aon plc (AON) 10 years ago, it would be worth $3,621.43 as of August 02, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $1,436.91, while $1000 invested 1 year ago would be worth $1,004.74. This corresponds to total returns of 262.14%, 43.69%, 0.47%, respectively, with annualized returns of 13.73%, 7.51%, 0.47%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| July 31, 2026 | 363.08 | 360.55 | 360.55 | 365.02 | 359.78 | 1.32M |
| July 30, 2026 | 367.19 | 366.57 | 366.57 | 370.49 | 358.49 | 4.23M |
| July 29, 2026 | 367.64 | 377.16 | 377.16 | 379.5 | 362.26 | 1.98M |
| July 28, 2026 | 370 | 381.26 | 381.26 | 382.34 | 367.17 | 1.51M |
| July 27, 2026 | 362.03 | 367.17 | 367.17 | 369.75 | 359.8 | 1.22M |
| July 23, 2026 | 352.59 | 355.78 | 355.78 | 355.79 | 350.83 | 837,144 |
| July 22, 2026 | 359.65 | 352.33 | 352.33 | 359.97 | 350.96 | 1.64M |
| July 21, 2026 | 359.08 | 359.4 | 359.4 | 363 | 354.8 | 1.26M |
| July 20, 2026 | 364.87 | 362.78 | 362.78 | 366 | 361.11 | 1.06M |
| July 17, 2026 | 370 | 367.21 | 367.21 | 375.92 | 365.63 | 1.38M |
| July 16, 2026 | 358.23 | 368.63 | 368.63 | 368.64 | 356.56 | 961,808 |
| July 15, 2026 | 357.52 | 355.15 | 355.15 | 360.29 | 350.46 | 1.19M |
| July 14, 2026 | 364.29 | 358.89 | 358.89 | 365.78 | 358.4 | 1.12M |
| July 13, 2026 | 360.12 | 367.35 | 367.35 | 367.58 | 360.12 | 1.51M |
| July 10, 2026 | 357.55 | 356.94 | 356.94 | 360 | 353.79 | 960,184 |
| July 09, 2026 | 354.98 | 355.56 | 355.56 | 357.5 | 353.1 | 590,402 |
| July 08, 2026 | 360 | 357.51 | 357.51 | 361.13 | 357 | 636,125 |
| July 07, 2026 | 360 | 359.82 | 359.82 | 366.45 | 357.07 | 826,452 |
| July 06, 2026 | 356.71 | 356.91 | 356.91 | 357.18 | 351.38 | 1.21M |
| July 02, 2026 | 346.41 | 357.46 | 357.46 | 357.54 | 344.2 | 1.17M |
| July 01, 2026 | 327.83 | 343.56 | 343.56 | 347.27 | 327.83 | 1.88M |
| June 30, 2026 | 327.07 | 331.69 | 331.69 | 333.76 | 322.26 | 1.57M |
| June 29, 2026 | 324.97 | 327.57 | 327.57 | 330.43 | 323.41 | 1.37M |
| June 26, 2026 | 319.72 | 328.69 | 328.69 | 330.36 | 316.82 | 4.44M |
| June 25, 2026 | 324.49 | 315.95 | 315.95 | 328.46 | 315.78 | 1.63M |
| June 24, 2026 | 322.59 | 325.48 | 325.48 | 328.24 | 319.22 | 2.27M |
| June 23, 2026 | 318.29 | 320.74 | 320.74 | 323.57 | 316.69 | 2.52M |
| June 22, 2026 | 316.51 | 313.63 | 313.63 | 319.75 | 313.62 | 2.08M |
| June 18, 2026 | 327.86 | 317.74 | 317.74 | 328 | 317.48 | 2.35M |
| June 17, 2026 | 327.02 | 326.69 | 326.69 | 334.79 | 325 | 1.74M |
| June 16, 2026 | 330.8 | 331.45 | 331.45 | 333.15 | 329.13 | 1.75M |
| June 15, 2026 | 336.71 | 329.51 | 329.51 | 338.21 | 327.98 | 1.4M |
| June 12, 2026 | 335 | 335.31 | 335.31 | 338.2 | 330.81 | 1.34M |
| June 11, 2026 | 334.39 | 335.17 | 335.17 | 340.1 | 334.39 | 1.43M |
| June 10, 2026 | 334.48 | 336.33 | 336.33 | 340.76 | 331 | 1.72M |
| June 09, 2026 | 324.87 | 331.59 | 331.59 | 333.07 | 321.55 | 1.88M |
| June 08, 2026 | 325.49 | 325.85 | 325.85 | 328.83 | 323.78 | 1.44M |
| June 05, 2026 | 325 | 328.53 | 328.53 | 331.13 | 324.12 | 1.33M |
| June 04, 2026 | 321.17 | 322.24 | 322.24 | 327.9 | 318.81 | 1.55M |
| June 03, 2026 | 316.16 | 315.6 | 315.6 | 317.04 | 311.07 | 1.56M |
| June 02, 2026 | 317.58 | 317.86 | 317.86 | 319.35 | 312.34 | 1.04M |
| June 01, 2026 | 313.78 | 320.41 | 320.41 | 321.42 | 313.23 | 1.42M |
| May 29, 2026 | 317.77 | 316.06 | 316.06 | 317.83 | 314.54 | 2.83M |
| May 28, 2026 | 320.03 | 318.3 | 318.3 | 322.09 | 316.03 | 1.35M |
| May 27, 2026 | 321.09 | 318.54 | 318.54 | 325.6 | 317.49 | 1.07M |
| May 26, 2026 | 326.27 | 319.29 | 319.29 | 326.38 | 318.48 | 1.41M |
| May 22, 2026 | 323.28 | 324.78 | 324.78 | 325.4 | 320.65 | 928,967 |
| May 21, 2026 | 318.71 | 324.22 | 324.22 | 325.27 | 315 | 946,436 |
| May 20, 2026 | 323.6 | 321.15 | 321.15 | 323.6 | 316.9 | 1.48M |
| May 19, 2026 | 328.16 | 323.66 | 323.66 | 330.22 | 322.26 | 2.13M |
| May 18, 2026 | 317.51 | 326.57 | 326.57 | 328.48 | 317.51 | 1.43M |
| May 15, 2026 | 316.24 | 317.22 | 317.22 | 321.69 | 316.24 | 1.94M |
| May 14, 2026 | 314.23 | 315.5 | 315.5 | 317.23 | 311.61 | 1.5M |
| May 13, 2026 | 313.62 | 310.9 | 310.9 | 315.49 | 308.51 | 1.63M |
| May 12, 2026 | 313.89 | 316.35 | 316.35 | 317.59 | 310.63 | 1.58M |
| May 11, 2026 | 312.42 | 312.07 | 312.07 | 314.85 | 309.87 | 1.15M |
| May 08, 2026 | 313 | 312.79 | 312.79 | 314.06 | 309.22 | 1.18M |
| May 07, 2026 | 307.19 | 313.59 | 313.59 | 315.9 | 306.52 | 1.82M |
| May 06, 2026 | 316.41 | 308.27 | 308.27 | 317.49 | 306.87 | 1.42M |
| May 05, 2026 | 313.67 | 314.55 | 314.55 | 315.41 | 308.99 | 1.13M |