Aon plc (AON)
NYSE: AON · Real-Time Price · USD
350.04
-2.98 (-0.84%)
Dec 19, 2025, 4:00 PM EST - Market closed
Aon plc Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Dec 19, 2025 | 352.66 | 354.46 | 349.91 | 350.04 | 350.04 | -0.84% | 1,957,654 |
| Dec 18, 2025 | 350.70 | 354.06 | 350.70 | 353.02 | 353.02 | 0.28% | 980,137 |
| Dec 17, 2025 | 350.36 | 354.40 | 349.93 | 352.03 | 352.03 | 0.07% | 885,277 |
| Dec 16, 2025 | 352.84 | 354.72 | 351.04 | 351.80 | 351.80 | -0.65% | 1,121,356 |
| Dec 15, 2025 | 353.71 | 355.33 | 350.98 | 354.10 | 354.10 | 0.09% | 968,847 |
| Dec 12, 2025 | 348.64 | 354.12 | 347.39 | 353.79 | 353.79 | 1.84% | 1,074,319 |
| Dec 11, 2025 | 342.73 | 348.12 | 340.05 | 347.40 | 347.40 | 2.16% | 1,037,293 |
| Dec 10, 2025 | 346.26 | 346.42 | 336.43 | 340.05 | 340.05 | -1.77% | 1,300,292 |
| Dec 9, 2025 | 344.32 | 348.66 | 343.08 | 346.19 | 346.19 | 0.82% | 974,829 |
| Dec 8, 2025 | 343.23 | 344.55 | 341.03 | 343.39 | 343.39 | -0.52% | 874,985 |
| Dec 5, 2025 | 346.72 | 347.57 | 340.19 | 345.20 | 345.20 | -0.72% | 1,188,957 |
| Dec 4, 2025 | 344.45 | 347.99 | 344.45 | 347.71 | 347.71 | 0.95% | 690,803 |
| Dec 3, 2025 | 345.49 | 347.34 | 341.98 | 344.45 | 344.45 | -0.36% | 798,396 |
| Dec 2, 2025 | 351.04 | 351.66 | 345.54 | 345.70 | 345.70 | -1.56% | 982,943 |
| Dec 1, 2025 | 352.69 | 355.48 | 350.42 | 351.17 | 351.17 | -0.78% | 1,085,634 |
| Nov 28, 2025 | 352.12 | 355.62 | 351.49 | 353.92 | 353.92 | 0.37% | 400,095 |
| Nov 26, 2025 | 351.49 | 353.45 | 349.77 | 352.61 | 352.61 | 0.47% | 654,734 |
| Nov 25, 2025 | 344.06 | 351.50 | 342.80 | 350.96 | 350.96 | 1.82% | 692,590 |
| Nov 24, 2025 | 347.23 | 347.32 | 343.32 | 344.70 | 344.70 | -0.52% | 1,657,370 |
| Nov 21, 2025 | 346.00 | 349.70 | 344.15 | 346.51 | 346.51 | 0.18% | 1,967,949 |
| Nov 20, 2025 | 343.75 | 346.06 | 343.18 | 345.89 | 345.89 | 0.50% | 1,124,046 |
| Nov 19, 2025 | 348.36 | 349.98 | 339.17 | 344.17 | 344.17 | -1.25% | 1,112,002 |
| Nov 18, 2025 | 352.23 | 352.64 | 344.41 | 348.54 | 348.54 | -0.42% | 1,428,733 |
| Nov 17, 2025 | 350.00 | 353.00 | 347.27 | 350.02 | 350.02 | -0.03% | 1,609,302 |
| Nov 14, 2025 | 351.85 | 354.24 | 344.87 | 350.13 | 350.13 | -0.23% | 1,232,263 |
| Nov 13, 2025 | 349.94 | 352.99 | 347.28 | 350.94 | 350.94 | 0.24% | 1,183,640 |
| Nov 12, 2025 | 349.17 | 351.59 | 345.41 | 350.11 | 350.11 | 0.05% | 1,221,218 |
| Nov 11, 2025 | 346.74 | 350.43 | 344.64 | 349.93 | 349.93 | 1.47% | 789,595 |
| Nov 10, 2025 | 343.34 | 346.83 | 341.02 | 344.87 | 344.87 | -0.42% | 1,099,100 |
| Nov 7, 2025 | 340.94 | 348.18 | 339.01 | 346.32 | 346.32 | 1.86% | 1,500,572 |
| Nov 6, 2025 | 340.83 | 343.61 | 339.00 | 340.00 | 340.00 | -0.50% | 897,142 |
| Nov 5, 2025 | 344.21 | 346.76 | 341.70 | 341.70 | 341.70 | -0.73% | 1,344,778 |
| Nov 4, 2025 | 340.11 | 344.37 | 337.82 | 344.21 | 344.21 | 1.29% | 1,074,554 |
| Nov 3, 2025 | 339.42 | 340.37 | 331.14 | 339.84 | 339.84 | -0.25% | 1,474,811 |
| Oct 31, 2025 | 336.43 | 348.61 | 334.80 | 340.68 | 339.94 | 3.81% | 2,460,245 |
| Oct 30, 2025 | 328.07 | 330.71 | 326.51 | 328.19 | 327.47 | 0.65% | 2,212,681 |
| Oct 29, 2025 | 327.93 | 329.19 | 324.28 | 326.07 | 325.36 | -1.18% | 1,532,198 |
| Oct 28, 2025 | 335.21 | 335.21 | 329.00 | 329.96 | 329.24 | -2.05% | 1,212,822 |
| Oct 27, 2025 | 337.00 | 338.61 | 335.24 | 336.87 | 336.13 | -0.25% | 1,438,813 |
| Oct 24, 2025 | 340.50 | 342.33 | 337.34 | 337.73 | 336.99 | -1.06% | 842,209 |
| Oct 23, 2025 | 343.00 | 343.40 | 338.25 | 341.35 | 340.60 | -0.51% | 1,238,241 |
| Oct 22, 2025 | 343.32 | 344.29 | 340.51 | 343.10 | 342.35 | -0.10% | 1,189,537 |
| Oct 21, 2025 | 343.80 | 346.37 | 342.18 | 343.43 | 342.68 | -0.20% | 981,539 |
| Oct 20, 2025 | 347.22 | 347.22 | 341.40 | 344.11 | 343.36 | -0.72% | 935,111 |
| Oct 17, 2025 | 344.07 | 348.31 | 344.06 | 346.60 | 345.84 | 1.01% | 2,057,521 |
| Oct 16, 2025 | 348.92 | 349.04 | 337.92 | 343.12 | 342.37 | -3.56% | 1,820,374 |
| Oct 15, 2025 | 357.49 | 359.97 | 353.93 | 355.80 | 355.02 | -1.31% | 1,094,688 |
| Oct 14, 2025 | 353.78 | 360.82 | 352.40 | 360.51 | 359.72 | 2.02% | 845,702 |
| Oct 13, 2025 | 357.11 | 359.56 | 351.87 | 353.36 | 352.59 | -1.89% | 728,750 |
| Oct 10, 2025 | 362.26 | 363.29 | 359.18 | 360.15 | 359.36 | -0.07% | 628,080 |