Aon plc (AON)
NYSE: AON · Real-Time Price · USD
269.23
-6.72 (-2.44%)
Oct 2, 2026, 11:27 AM EDT - Market open
Aon plc Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 2, 2026 | 274.96 | 276.39 | 272.03 | 272.42 | - | -1.28% | 230,768 |
| Oct 1, 2026 | 277.48 | 279.49 | 274.81 | 275.95 | 275.95 | -0.30% | 1,962,666 |
| Sep 30, 2026 | 275.78 | 278.19 | 273.80 | 276.77 | 276.77 | 0.32% | 2,280,683 |
| Sep 29, 2026 | 269.91 | 276.97 | 269.02 | 275.90 | 275.90 | 1.40% | 1,969,298 |
| Sep 28, 2026 | 277.50 | 278.40 | 270.00 | 272.10 | 272.10 | -2.12% | 1,833,310 |
| Sep 25, 2026 | 277.00 | 280.98 | 276.52 | 277.99 | 277.99 | 0.69% | 1,604,018 |
| Sep 24, 2026 | 281.60 | 283.03 | 275.38 | 276.09 | 276.09 | -1.96% | 2,667,310 |
| Sep 23, 2026 | 284.67 | 286.80 | 281.18 | 281.60 | 281.60 | -1.57% | 1,694,705 |
| Sep 22, 2026 | 291.06 | 293.55 | 282.70 | 286.10 | 286.10 | -1.62% | 2,537,327 |
| Sep 21, 2026 | 297.01 | 297.87 | 290.70 | 290.82 | 290.82 | -1.63% | 1,932,616 |
| Sep 18, 2026 | 294.25 | 297.73 | 293.00 | 295.64 | 295.64 | -0.14% | 3,024,574 |
| Sep 17, 2026 | 299.54 | 302.12 | 295.78 | 296.05 | 296.05 | -1.50% | 3,203,612 |
| Sep 16, 2026 | 303.40 | 304.06 | 298.48 | 300.57 | 300.57 | -1.35% | 3,156,400 |
| Sep 15, 2026 | 311.60 | 311.98 | 304.59 | 304.67 | 304.67 | -2.21% | 1,786,498 |
| Sep 14, 2026 | 308.08 | 312.39 | 305.92 | 311.54 | 311.54 | 2.92% | 2,811,895 |
| Sep 11, 2026 | 310.85 | 311.89 | 302.44 | 302.69 | 302.69 | -1.65% | 2,048,889 |
| Sep 10, 2026 | 304.97 | 310.04 | 304.20 | 307.77 | 307.77 | 1.01% | 2,361,710 |
| Sep 9, 2026 | 313.45 | 315.67 | 303.59 | 304.69 | 304.69 | -3.51% | 2,251,486 |
| 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 |