Aon plc Class A (AON) company overview Aon is a leading global provider of insurance and reinsurance brokerage and human resources solutions. Its operations are tilted toward its brokerage operations. Headquartered in London, Aon has about 60,000 employees and operations in over 120 countries.
AON — period returns Period Return % Last date 0.48 Week 1 Last Month -11.8 Last 3 months -25.2 Last 6 months -15.56 Year to Date (YTD) -20.18 Last 1 year -22.24 Last 2 years -23.37 Last 3 years -15.74 Last 5 years -8.61 Last 10 years 148.24 Last 15 years 518.32 Last 20 years 684.41 Last 25 years 567.59 Last 50 years 10114.87
SPY benchmark — period returns Period Return % Last date -0.06 Week 0.42 Last Month 2.26 Last 3 months 3.86 Last 6 months 13.41 Year to Date (YTD) 13.9 Last 1 year 17.35 Last 2 years 33.16 Last 3 years 80.32 Last 5 years 78.8 Last 10 years 265.1 Last 15 years 547.18 Last 20 years 470.41 Last 25 years 624.35 Last 50 years 1670.82
AON annual returns (chart) AON annual returns Period Return % 2000 -12.18 2001 5.84 2002 -46.79 2003 22.33 2004 -0.83 2005 52.46 2006 -5.13 2007 34.76 2008 -1.64 2009 -15.03 2010 21.27 2011 2.81 2012 18.24 2013 46.07 2014 15.14 2015 -2.25 2016 22.95 2017 19.56 2018 10.55 2019 44.61 2020 1.19 2021 46.94 2022 2.35 2023 -2.81 2024 24.7 2025 -0.59 2026 -20.18
AON quarterly returns (chart) AON quarterly returns Period Return % 2000-Q1 -17.31 2000-Q2 -1.58 2000-Q3 24.84 2000-Q4 -13.84 2001-Q1 5.78 2001-Q2 -1.1 2001-Q3 20.34 2001-Q4 -15.02 2002-Q1 -1.41 2002-Q2 -16.13 2002-Q3 -29.34 2002-Q4 -10.9 2003-Q1 5.67 2003-Q2 15.33 2003-Q3 -12.17 2003-Q4 12.34 2004-Q1 16 2004-Q2 1.21 2004-Q3 2.42 2004-Q4 -17.15 2005-Q1 -3.14 2005-Q2 11.14 2005-Q3 27.45 2005-Q4 12.59 2006-Q1 11.44 2006-Q2 -14.99 2006-Q3 -3.23 2006-Q4 4.93 2007-Q1 7.26 2007-Q2 12.31 2007-Q3 5.11 2007-Q4 4.88 2008-Q1 -13.44 2008-Q2 10.65 2008-Q3 -4.18 2008-Q4 6.83 2009-Q1 -9.53 2009-Q2 -6.52 2009-Q3 7.33 2009-Q4 -5.89 2010-Q1 12.57 2010-Q2 -13.65 2010-Q3 6.33 2010-Q4 17.13 2011-Q1 16.34 2011-Q2 -4.58 2011-Q3 -18.82 2011-Q4 15.21 2012-Q1 4.32 2012-Q2 -4.96 2012-Q3 10.41 2012-Q4 4.35 2013-Q1 7.09 2013-Q2 5.32 2013-Q3 13.89 2013-Q4 13.9 2014-Q1 2.33 2014-Q2 6.24 2014-Q3 -3.45 2014-Q4 9.44 2015-Q1 1.9 2015-Q2 3.59 2015-Q3 -11.13 2015-Q4 4.12 2016-Q1 15.15 2016-Q2 4.16 2016-Q3 2.48 2016-Q4 -0.43 2017-Q1 5.9 2017-Q2 12.36 2017-Q3 9.72 2017-Q4 -9.02 2018-Q1 6.72 2018-Q2 -0.74 2018-Q3 12.04 2018-Q4 -6.13 2019-Q1 18.51 2019-Q2 11.27 2019-Q3 -0.8 2019-Q4 9.79 2020-Q1 -20.95 2020-Q2 25.33 2020-Q3 7.93 2020-Q4 2.47 2021-Q1 12.5 2021-Q2 3 2021-Q3 19.73 2021-Q4 3.26 2022-Q1 11.05 2022-Q2 -17.99 2022-Q3 -2.21 2022-Q4 8.91 2023-Q1 5.3 2023-Q2 8.87 2023-Q3 -4.27 2023-Q4 -9.44 2024-Q1 15.87 2024-Q2 -10.93 2024-Q3 17.89 2024-Q4 3.06 2025-Q1 12.43 2025-Q2 -10.54 2025-Q3 -0.1 2025-Q4 -2.01 2026-Q1 -6.24 2026-Q2 3.22 2026-Q3 -19.44 2026-Q4 -0.42
AON monthly returns (chart) AON monthly returns Period Return % 2000-01 -33.64 2000-02 -18.62 2000-03 53.13 2000-04 -16.09 2000-05 29.79 2000-06 -11.56 2000-07 15.9 2000-08 3.33 2000-09 5.51 2000-10 5.58 2000-11 -25.05 2000-12 10.27 2001-01 2.63 2001-02 -2.5 2001-03 3.59 2001-04 -6.37 2001-05 5.29 2001-06 0 2001-07 1.29 2001-08 4.8 2001-09 13.06 2001-10 -9.43 2001-11 -5.81 2001-12 -0.87 2002-01 -6.25 2002-02 3.99 2002-03 1.07 2002-04 2.09 2002-05 -6.44 2002-06 -11.82 2002-07 -19.44 2002-08 -16.8 2002-09 3.69 2002-10 -10.54 2002-11 -0.49 2002-12 3.56 2003-01 0.21 2003-02 2.75 2003-03 6.32 2003-04 7.16 2003-05 15.79 2003-06 -6.16 2003-07 -0.12 2003-08 -7.69 2003-09 -6.08 2003-10 5.04 2003-11 0.18 2003-12 9.12 2004-01 2.63 2004-02 6.76 2004-03 6.4 2004-04 -6.63 2004-05 6.02 2004-06 3.04 2004-07 -7.13 2004-08 -1.85 2004-09 10.75 2004-10 -28.98 2004-11 3.48 2004-12 12.97 2005-01 -4.69 2005-02 7.78 2005-03 -6.81 2005-04 -8.71 2005-05 19.57 2005-06 0.44 2005-07 1.6 2005-08 17.61 2005-09 7.22 2005-10 5.52 2005-11 7.56 2005-12 -1.26 2006-01 -4.81 2006-02 15.75 2006-03 4.8 2006-04 0.96 2006-05 -14.94 2006-06 -2.33 2006-07 -1.69 2006-08 0.99 2006-09 -2.02 2006-10 2.72 2006-11 2.56 2006-12 -0.95 2007-01 1.47 2007-02 4.96 2007-03 0.85 2007-04 2.08 2007-05 10.76 2007-06 -0.72 2007-07 -6.03 2007-08 8.19 2007-09 3.44 2007-10 1.14 2007-11 10.26 2007-12 -4.56 2008-01 -9.14 2008-02 -3.97 2008-03 -3.39 2008-04 12.91 2008-05 3.97 2008-06 -2.65 2008-07 -0.3 2008-08 3.69 2008-09 -5.33 2008-10 -5.92 2008-11 7.09 2008-12 0.84 2009-01 -18.89 2009-02 3.21 2009-03 6.75 2009-04 3.38 2009-05 -14.69 2009-06 5.19 2009-07 4.17 2009-08 5.86 2009-09 -2.56 2009-10 -5.36 2009-11 0.57 2009-12 -1.01
AON OHLC (1 year) — price trend AON OHLC (1 year) Date Open High Low Close Volume 2025-10-13 357.11 359.56 351.87 353.36 — 2025-10-14 353.78 360.82 352.4 360.51 — 2025-10-15 357.49 359.97 353.93 355.8 — 2025-10-16 348.92 349.04 337.92 343.12 — 2025-10-17 344.07 348.31 344.06 346.6 — 2025-10-20 347.22 347.22 341.4 344.11 — 2025-10-21 343.8 346.37 342.18 343.43 — 2025-10-22 343.32 344.29 340.51 343.1 — 2025-10-23 343 343.4 338.25 341.35 — 2025-10-24 340.5 342.33 337.34 337.73 — 2025-10-27 337 338.61 335.24 336.87 — 2025-10-28 335.21 335.21 329 329.96 — 2025-10-29 327.93 329.19 324.28 326.07 — 2025-10-30 328.07 330.71 326.51 328.19 — 2025-10-31 336.43 348.61 334.8 340.68 — 2025-11-03 339.42 340.37 331.14 339.84 — 2025-11-04 340.11 344.37 337.82 344.21 — 2025-11-05 344.21 346.76 341.7 341.7 — 2025-11-06 340.83 343.61 339 340 — 2025-11-07 340.94 348.18 339.01 346.32 — 2025-11-10 343.34 346.83 341.02 344.87 — 2025-11-11 346.74 350.43 344.64 349.93 — 2025-11-12 349.17 351.59 345.41 350.11 — 2025-11-13 349.94 352.99 347.28 350.94 — 2025-11-14 351.85 354.24 344.87 350.13 — 2025-11-17 350 353 347.27 350.02 — 2025-11-18 352.23 352.64 344.41 348.54 — 2025-11-19 348.36 349.98 339.17 344.17 — 2025-11-20 343.75 346.06 343.18 345.89 — 2025-11-21 346 349.7 344.15 346.51 — 2025-11-24 347.23 347.32 343.32 344.7 — 2025-11-25 344.06 351.5 342.8 350.96 — 2025-11-26 351.49 353.45 349.77 352.61 — 2025-11-28 352.12 355.62 351.49 353.92 — 2025-12-01 352.69 355.48 350.42 351.17 — 2025-12-02 351.04 351.66 345.54 345.7 — 2025-12-03 345.49 347.34 341.98 344.45 — 2025-12-04 344.45 347.99 344.45 347.71 — 2025-12-05 346.72 347.57 340.19 345.2 — 2025-12-08 343.23 344.55 341.03 343.39 — 2025-12-09 344.32 348.66 343.08 346.19 — 2025-12-10 346.26 346.42 336.43 340.05 — 2025-12-11 342.73 348.12 340.05 347.4 — 2025-12-12 348.64 354.12 347.39 353.79 — 2025-12-15 353.71 355.33 350.98 354.1 — 2025-12-16 352.84 354.72 351.04 351.8 — 2025-12-17 350.36 354.4 349.93 352.03 — 2025-12-18 350.7 354.06 350.7 353.02 — 2025-12-19 352.66 354.46 349.91 350.04 — 2025-12-22 348.87 356.77 348 355.46 — 2025-12-23 355.77 356.81 353.88 355.87 — 2025-12-24 355 358.14 354.02 356.65 — 2025-12-26 356.24 357.79 354.14 356.65 — 2025-12-29 356.66 358.55 355.4 356.73 — 2025-12-30 355.94 357.57 353.66 356.49 — 2025-12-31 356.96 356.96 352.82 352.88 — 2026-01-02 351.12 351.65 342.75 344.27 — 2026-01-05 340.91 352.16 339.39 351.29 — 2026-01-06 350.35 353.53 348.32 349.67 — 2026-01-07 348.13 353.16 342.92 349.92 — 2026-01-08 349.03 355.43 347.22 351.97 — 2026-01-09 351.41 353.36 350.12 350.8 — 2026-01-12 351 353.93 349.37 350.49 — 2026-01-13 348.88 350.7 343.23 344.59 — 2026-01-14 344.7 347.83 344.5 346 — 2026-01-15 346 347.06 342.7 344.84 — 2026-01-16 343.28 344.39 340.6 343.86 — 2026-01-20 341.38 342.97 337.44 339.5 — 2026-01-21 339.5 341.83 330.77 332.76 — 2026-01-22 331.99 336.58 330.3 335.96 — 2026-01-23 336.14 338.84 333.85 338.69 — 2026-01-26 339.32 342 336.92 338.87 — 2026-01-27 337.18 337.78 325.9 330.75 — 2026-01-28 329.41 335.23 327.53 333 — 2026-01-29 335.62 343.28 335.57 342.95 — 2026-01-30 346.96 351.8 341.17 349.64 — 2026-02-02 353.14 358.04 348.25 349.61 — 2026-02-03 347.31 351.15 343.2 346.84 — 2026-02-04 348.28 355.96 348.18 350.21 — 2026-02-05 350.32 353.68 343.19 343.36 — 2026-02-06 344.71 345 340.58 342.04 — 2026-02-09 340.76 343.92 309.13 310.34 — 2026-02-10 312.99 322.08 312.99 317.92 — 2026-02-11 315.32 317.91 307.01 309.97 — 2026-02-12 309.71 317.58 304.59 314.49 — 2026-02-13 317.95 322.39 313.16 321.7 — 2026-02-17 324.85 329.57 320 325.96 — 2026-02-18 322.93 326.41 321.03 322.98 — 2026-02-19 322.77 324.31 320.91 324.3 — 2026-02-20 325.94 327.2 323.18 325.07 — 2026-02-23 324.71 326.44 314.89 315.31 — 2026-02-24 316.96 321.3 312.58 319.33 — 2026-02-25 319.9 325.04 317.78 324.66 — 2026-02-26 325.5 332 325.16 330.27 — 2026-02-27 331 337.97 330.56 335.47 — 2026-03-02 332.02 340.32 331.96 337.8 — 2026-03-03 333.37 339.36 331.71 339.07 — 2026-03-04 337.42 344.65 337.37 341.18 — 2026-03-05 338.97 341.86 336.49 338.77 — 2026-03-06 337.37 341.46 334.09 340.6 — 2026-03-09 341.55 342.38 329.75 332.84 — 2026-03-10 332.22 332.22 320.44 320.96 — 2026-03-11 320.96 322.04 316.55 316.9 — 2026-03-12 316 323.26 313.81 315.91 — 2026-03-13 320.01 324.2 318.02 321.41 — 2026-03-16 322.6 327.26 320.13 326.75 — 2026-03-17 326.75 333.26 319.23 321.18 — 2026-03-18 319.67 320.3 314.8 317.88 — 2026-03-19 320 320.8 315.64 316.99 — 2026-03-20 317.24 326.49 317.24 325.63 — 2026-03-23 327.99 328.27 323.51 325.97 — 2026-03-24 327.56 328.84 324.95 327.03 — 2026-03-25 325.36 327.46 317.46 321.45 — 2026-03-26 320.83 326.55 321.26 323.77 — 2026-03-27 322.19 328 312.05 313.66 — 2026-03-30 316.45 325.38 315.66 324.06 — 2026-03-31 326.05 326.05 319.9 322.78 — 2026-04-01 321.88 325.38 318 321.34 — 2026-04-02 321.94 328.68 319.57 323.14 — 2026-04-06 321.21 327.27 321.21 326.17 —
AON OHLC with signals — price trend AON OHLC with signals Date Open High Low Close Volume 2025-10-13 357.11 359.56 351.87 353.36 — 2025-10-14 353.78 360.82 352.4 360.51 — 2025-10-15 357.49 359.97 353.93 355.8 — 2025-10-16 348.92 349.04 337.92 343.12 — 2025-10-17 344.07 348.31 344.06 346.6 — 2025-10-20 347.22 347.22 341.4 344.11 — 2025-10-21 343.8 346.37 342.18 343.43 — 2025-10-22 343.32 344.29 340.51 343.1 — 2025-10-23 343 343.4 338.25 341.35 — 2025-10-24 340.5 342.33 337.34 337.73 — 2025-10-27 337 338.61 335.24 336.87 — 2025-10-28 335.21 335.21 329 329.96 — 2025-10-29 327.93 329.19 324.28 326.07 — 2025-10-30 328.07 330.71 326.51 328.19 — 2025-10-31 336.43 348.61 334.8 340.68 — 2025-11-03 339.42 340.37 331.14 339.84 — 2025-11-04 340.11 344.37 337.82 344.21 — 2025-11-05 344.21 346.76 341.7 341.7 — 2025-11-06 340.83 343.61 339 340 — 2025-11-07 340.94 348.18 339.01 346.32 — 2025-11-10 343.34 346.83 341.02 344.87 — 2025-11-11 346.74 350.43 344.64 349.93 — 2025-11-12 349.17 351.59 345.41 350.11 — 2025-11-13 349.94 352.99 347.28 350.94 — 2025-11-14 351.85 354.24 344.87 350.13 — 2025-11-17 350 353 347.27 350.02 — 2025-11-18 352.23 352.64 344.41 348.54 — 2025-11-19 348.36 349.98 339.17 344.17 — 2025-11-20 343.75 346.06 343.18 345.89 — 2025-11-21 346 349.7 344.15 346.51 — 2025-11-24 347.23 347.32 343.32 344.7 — 2025-11-25 344.06 351.5 342.8 350.96 — 2025-11-26 351.49 353.45 349.77 352.61 — 2025-11-28 352.12 355.62 351.49 353.92 — 2025-12-01 352.69 355.48 350.42 351.17 — 2025-12-02 351.04 351.66 345.54 345.7 — 2025-12-03 345.49 347.34 341.98 344.45 — 2025-12-04 344.45 347.99 344.45 347.71 — 2025-12-05 346.72 347.57 340.19 345.2 — 2025-12-08 343.23 344.55 341.03 343.39 — 2025-12-09 344.32 348.66 343.08 346.19 — 2025-12-10 346.26 346.42 336.43 340.05 — 2025-12-11 342.73 348.12 340.05 347.4 — 2025-12-12 348.64 354.12 347.39 353.79 — 2025-12-15 353.71 355.33 350.98 354.1 — 2025-12-16 352.84 354.72 351.04 351.8 — 2025-12-17 350.36 354.4 349.93 352.03 — 2025-12-18 350.7 354.06 350.7 353.02 — 2025-12-19 352.66 354.46 349.91 350.04 — 2025-12-22 348.87 356.77 348 355.46 — 2025-12-23 355.77 356.81 353.88 355.87 — 2025-12-24 355 358.14 354.02 356.65 — 2025-12-26 356.24 357.79 354.14 356.65 — 2025-12-29 356.66 358.55 355.4 356.73 — 2025-12-30 355.94 357.57 353.66 356.49 — 2025-12-31 356.96 356.96 352.82 352.88 — 2026-01-02 351.12 351.65 342.75 344.27 — 2026-01-05 340.91 352.16 339.39 351.29 — 2026-01-06 350.35 353.53 348.32 349.67 — 2026-01-07 348.13 353.16 342.92 349.92 — 2026-01-08 349.03 355.43 347.22 351.97 — 2026-01-09 351.41 353.36 350.12 350.8 — 2026-01-12 351 353.93 349.37 350.49 — 2026-01-13 348.88 350.7 343.23 344.59 — 2026-01-14 344.7 347.83 344.5 346 — 2026-01-15 346 347.06 342.7 344.84 — 2026-01-16 343.28 344.39 340.6 343.86 — 2026-01-20 341.38 342.97 337.44 339.5 — 2026-01-21 339.5 341.83 330.77 332.76 — 2026-01-22 331.99 336.58 330.3 335.96 — 2026-01-23 336.14 338.84 333.85 338.69 — 2026-01-26 339.32 342 336.92 338.87 — 2026-01-27 337.18 337.78 325.9 330.75 — 2026-01-28 329.41 335.23 327.53 333 — 2026-01-29 335.62 343.28 335.57 342.95 — 2026-01-30 346.96 351.8 341.17 349.64 — 2026-02-02 353.14 358.04 348.25 349.61 — 2026-02-03 347.31 351.15 343.2 346.84 — 2026-02-04 348.28 355.96 348.18 350.21 — 2026-02-05 350.32 353.68 343.19 343.36 — 2026-02-06 344.71 345 340.58 342.04 — 2026-02-09 340.76 343.92 309.13 310.34 — 2026-02-10 312.99 322.08 312.99 317.92 — 2026-02-11 315.32 317.91 307.01 309.97 — 2026-02-12 309.71 317.58 304.59 314.49 — 2026-02-13 317.95 322.39 313.16 321.7 — 2026-02-17 324.85 329.57 320 325.96 — 2026-02-18 322.93 326.41 321.03 322.98 — 2026-02-19 322.77 324.31 320.91 324.3 — 2026-02-20 325.94 327.2 323.18 325.07 — 2026-02-23 324.71 326.44 314.89 315.31 — 2026-02-24 316.96 321.3 312.58 319.33 — 2026-02-25 319.9 325.04 317.78 324.66 — 2026-02-26 325.5 332 325.16 330.27 — 2026-02-27 331 337.97 330.56 335.47 — 2026-03-02 332.02 340.32 331.96 337.8 — 2026-03-03 333.37 339.36 331.71 339.07 — 2026-03-04 337.42 344.65 337.37 341.18 — 2026-03-05 338.97 341.86 336.49 338.77 — 2026-03-06 337.37 341.46 334.09 340.6 — 2026-03-09 341.55 342.38 329.75 332.84 — 2026-03-10 332.22 332.22 320.44 320.96 — 2026-03-11 320.96 322.04 316.55 316.9 — 2026-03-12 316 323.26 313.81 315.91 — 2026-03-13 320.01 324.2 318.02 321.41 — 2026-03-16 322.6 327.26 320.13 326.75 — 2026-03-17 326.75 333.26 319.23 321.18 — 2026-03-18 319.67 320.3 314.8 317.88 — 2026-03-19 320 320.8 315.64 316.99 — 2026-03-20 317.24 326.49 317.24 325.63 — 2026-03-23 327.99 328.27 323.51 325.97 — 2026-03-24 327.56 328.84 324.95 327.03 — 2026-03-25 325.36 327.46 317.46 321.45 — 2026-03-26 320.83 326.55 321.26 323.77 — 2026-03-27 322.19 328 312.05 313.66 — 2026-03-30 316.45 325.38 315.66 324.06 — 2026-03-31 326.05 326.05 319.9 322.78 — 2026-04-01 321.88 325.38 318 321.34 — 2026-04-02 321.94 328.68 319.57 323.14 — 2026-04-06 321.21 327.27 321.21 326.17 —
