Aon plc (AON)
NYSE: AON · Real-Time Price · USD
307.96
-7.83 (-2.48%)
Sep 9, 2026, 2:29 PM EDT - Market open
Aon plc Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 9, 2026 | 313.45 | 315.67 | 306.19 | 307.64 | - | -2.58% | 1,236,828 |
| Sep 8, 2026 | 316.78 | 321.57 | 314.95 | 315.79 | 315.79 | -2.26% | 1,888,158 |
| Sep 4, 2026 | 328.18 | 328.84 | 321.49 | 323.09 | 323.09 | -1.20% | 1,452,678 |
| Sep 3, 2026 | 332.00 | 336.45 | 325.68 | 327.00 | 327.00 | -1.17% | 1,426,096 |
| Sep 2, 2026 | 327.70 | 331.60 | 324.79 | 330.88 | 330.88 | 1.40% | 2,048,205 |
| Sep 1, 2026 | 321.42 | 328.52 | 312.92 | 326.30 | 326.30 | 1.49% | 2,417,596 |
| Aug 31, 2026 | 340.00 | 343.26 | 320.21 | 321.52 | 321.52 | -9.53% | 2,393,876 |
| Aug 28, 2026 | 350.96 | 358.71 | 349.76 | 355.40 | 355.40 | 1.67% | 532,507 |
| Aug 27, 2026 | 350.51 | 352.88 | 348.03 | 349.56 | 349.56 | -1.25% | 643,367 |
| Aug 26, 2026 | 354.63 | 356.46 | 353.19 | 353.98 | 353.98 | -0.24% | 558,605 |
| Aug 25, 2026 | 357.00 | 360.30 | 354.14 | 354.83 | 354.83 | -1.19% | 615,303 |
| Aug 24, 2026 | 358.52 | 361.73 | 356.50 | 359.10 | 359.10 | 1.12% | 624,179 |
| Aug 21, 2026 | 352.39 | 356.86 | 350.57 | 355.11 | 355.11 | 0.90% | 736,631 |
| Aug 20, 2026 | 348.90 | 356.12 | 346.32 | 351.93 | 351.93 | 1.00% | 702,568 |
| Aug 19, 2026 | 344.23 | 352.84 | 341.75 | 348.43 | 348.43 | 1.52% | 595,671 |
| Aug 18, 2026 | 343.20 | 350.13 | 343.03 | 343.20 | 343.20 | -1.16% | 914,411 |
| Aug 17, 2026 | 354.00 | 355.27 | 346.50 | 347.22 | 347.22 | -2.42% | 688,751 |
| Aug 14, 2026 | 357.08 | 359.98 | 353.78 | 355.83 | 355.83 | -0.35% | 691,194 |
| Aug 13, 2026 | 354.33 | 358.55 | 349.33 | 357.08 | 357.08 | 1.34% | 779,169 |
| Aug 12, 2026 | 354.00 | 355.91 | 349.99 | 352.36 | 352.36 | -1.15% | 581,659 |
| Aug 11, 2026 | 354.00 | 359.10 | 354.00 | 356.46 | 356.46 | -0.14% | 395,001 |
| Aug 10, 2026 | 357.71 | 359.53 | 355.00 | 356.97 | 356.97 | -0.37% | 627,257 |
| Aug 7, 2026 | 357.51 | 360.60 | 354.61 | 358.30 | 358.30 | -0.68% | 669,250 |
| Aug 6, 2026 | 362.95 | 364.99 | 356.84 | 360.75 | 360.75 | 0.22% | 767,346 |
| Aug 5, 2026 | 356.96 | 360.60 | 355.22 | 359.97 | 359.97 | 0.93% | 644,477 |
| Aug 4, 2026 | 353.37 | 357.09 | 350.23 | 356.65 | 356.65 | -0.27% | 1,113,707 |
| Aug 3, 2026 | 362.04 | 366.32 | 356.12 | 357.63 | 357.63 | -0.58% | 1,603,395 |
| Jul 31, 2026 | 363.08 | 365.02 | 359.78 | 360.55 | 359.73 | -1.64% | 1,315,956 |
| Jul 30, 2026 | 367.19 | 370.49 | 358.49 | 366.57 | 365.74 | -2.81% | 4,227,739 |
| Jul 29, 2026 | 367.64 | 379.50 | 362.26 | 377.16 | 376.30 | -1.08% | 2,010,626 |
| Jul 28, 2026 | 370.00 | 382.34 | 367.17 | 381.26 | 380.39 | 3.84% | 1,508,086 |
| Jul 27, 2026 | 362.03 | 369.75 | 359.80 | 367.17 | 366.33 | 1.51% | 1,590,514 |
| Jul 24, 2026 | 355.93 | 362.61 | 355.65 | 361.70 | 360.88 | 1.66% | 784,967 |
| Jul 23, 2026 | 352.59 | 355.79 | 350.83 | 355.78 | 354.97 | 0.98% | 1,178,107 |
| Jul 22, 2026 | 359.65 | 359.97 | 350.96 | 352.33 | 351.53 | -1.97% | 1,813,204 |
| Jul 21, 2026 | 359.08 | 363.00 | 354.80 | 359.40 | 358.58 | -0.93% | 1,371,174 |
| Jul 20, 2026 | 364.87 | 366.00 | 361.11 | 362.78 | 361.95 | -1.21% | 1,074,054 |
| Jul 17, 2026 | 370.00 | 375.92 | 365.63 | 367.21 | 366.37 | -0.39% | 1,445,576 |
| Jul 16, 2026 | 358.23 | 368.64 | 356.56 | 368.63 | 367.79 | 3.80% | 1,017,911 |
| Jul 15, 2026 | 357.52 | 360.29 | 350.46 | 355.15 | 354.34 | -1.04% | 1,193,567 |
| Jul 14, 2026 | 364.29 | 365.78 | 358.40 | 358.89 | 358.07 | -2.30% | 1,168,289 |
| Jul 13, 2026 | 360.12 | 367.58 | 360.12 | 367.35 | 366.51 | 2.92% | 1,511,743 |
| Jul 10, 2026 | 357.55 | 360.00 | 353.79 | 356.94 | 356.13 | 0.39% | 998,592 |
| Jul 9, 2026 | 354.98 | 357.50 | 353.10 | 355.56 | 354.75 | -0.55% | 602,031 |
| Jul 8, 2026 | 360.00 | 361.13 | 357.01 | 357.51 | 356.70 | -0.64% | 641,695 |
| Jul 7, 2026 | 360.00 | 366.45 | 357.07 | 359.82 | 359.00 | 0.82% | 830,188 |
| Jul 6, 2026 | 356.71 | 357.18 | 351.38 | 356.91 | 356.10 | -0.15% | 1,217,995 |
| Jul 2, 2026 | 346.41 | 357.54 | 344.20 | 357.46 | 356.65 | 4.05% | 1,182,971 |
| Jul 1, 2026 | 327.83 | 347.27 | 327.83 | 343.56 | 342.78 | 3.58% | 1,913,702 |
| Jun 30, 2026 | 327.07 | 333.76 | 322.26 | 331.69 | 330.94 | 1.26% | 1,588,789 |