Aon plc
$320.89+4.99 (+1.58%)
Prev Close
$315.91
Open
$320.01
High
$324.20
Low
$318.02
Volume
736.2K
Market Cap
$67.90B
P/E
18.87
Div Yield
0.01%
Over the past 12 months, insider activity at Aon plc (AON) has been dominated by selling, with 1 insider purchase totaling $1.28M and 27 insider sales totaling $25.51M. The most recent insider transaction was by Case Gregory C (President & CEO), who sold $326.5K worth of shares on Feb 17, 2026. Aon plc operates in the Financial Services sector, within the Insurance - Brokers industry, with a market cap of $67.90B.
Buys (12M)
1
$1.28M
Sells (12M)
27
$25.51M
Net Activity
Net Seller
$24.23M
Active Insiders
21
last 12 mo
AON Price Chart
AON Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Feb 17, 2026↗ | Case Gregory C | President & CEO | Sell | 1,002 | $325.86 | $326.5K | 0 |
| Feb 17, 2026↗ | Zeidel Darren | General Counsel | Sell | 8,215 | $321.81 | $2.64M | 0 |
| Feb 12, 2026↗ | Case Gregory C | President & CEO | Sell | 34,305 | $314.49 | $10.79M | 0 |
| Feb 12, 2026↗ | Corona Anne | Chief Commercial Officer | Sell | 1,405 | $314.42 | $441.8K | 0 |
| Feb 12, 2026↗ | Goltermann Lori | CEO, Regions & North America | Sell | 2,713 | $314.53 | $853.3K | 0 |
| Feb 12, 2026↗ | Marcell Andy | Global CEO, Solution Lines | Sell | 6,576 | $314.49 | $2.07M | 0 |
| Feb 12, 2026↗ | Reese Edmund | Chief Financial Officer | Sell | 251 | $321.45 | $80.7K | 0 |
| Feb 12, 2026↗ | Simon Mindy F. | Chief Operating Officer | Sell | 2,487 | $314.80 | $782.9K | 0 |
| Feb 12, 2026↗ | Stevens Lisa | Chief Administrative Officer | Sell | 8,500 | $315.31 | $2.68M | 0 |
| Feb 10, 2026↗ | KNIGHT LESTER B | Director | Buy | 4,000 | $319.24 | $1.28M | 0 |
| Nov 25, 2025↗ | Corona Anne | Chief Commercial Officer | Sell | 65 | $348.88 | $22.7K | 0 |
| Nov 25, 2025↗ | Goltermann Lori | CEO, Regions & North America | Sell | 68 | $346.98 | $23.6K | 0 |
| Nov 25, 2025↗ | Marcell Andy | Global CEO, Solution Lines | Sell | 42 | $345.53 | $14.5K | 0 |
| Nov 18, 2025↗ | Simon Mindy F. | Chief Operating Officer | Sell | 606 | $350.25 | $212.3K | 0 |
| Nov 7, 2025↗ | Zeidel Darren | General Counsel | Sell | 8,800 | $344.53 | $3.03M | 0 |
| Sep 30, 2025↗ | Jenkins Jo Ann | Director | Sell | 263 | $355.47 | $93.5K | 0 |
| Jul 3, 2025↗ | Reese Edmund | Chief Financial Officer | Sell | 2,198 | $356.95 | $784.6K | 0 |
| Jun 30, 2025↗ | Alvarez Jose Antonio | Director | Sell | 306 | $353.26 | $108.1K | 0 |
| Jun 30, 2025↗ | Cai Jin-Yong | Director | Sell | 319 | $353.69 | $112.8K | 0 |
| Jun 30, 2025↗ | CAMPBELL JEFFREY C | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | FRANCIS CHERYL A | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | Karaboutis Adriana | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | NOTEBAERT RICHARD C | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | SANTONA GLORIA | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | SMITH SARAH G | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | Spruell Byron | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | STAVRIDIS JAMES G. | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Mar 25, 2025↗ | Neller Michael | Principal Accounting Officer | Sell | 25 | $395.73 | $9.9K | 0 |
| Feb 18, 2025↗ | Andersen Eric | President | Sell | 15,602 | $389.98 | $6.08M | 0 |
| Feb 18, 2025↗ | Case Gregory C | Chief Executive Officer | Sell | 41,652 | $390.22 | $16.25M | 0 |
| Feb 18, 2025↗ | Neller Michael | Principal Accounting Officer | Sell | 732 | $390.11 | $285.6K | 0 |
| Feb 18, 2025↗ | Stevens Lisa | Chief Administrative Officer | Sell | 8,423 | $389.91 | $3.28M | 0 |
| Feb 18, 2025↗ | Zeidel Darren | General Counsel | Sell | 3,817 | $389.84 | $1.49M | 0 |
| Nov 27, 2024↗ | Simon Mindy F. | Chief Operating Officer | Sell | 650 | $394.34 | $256.3K | 0 |
| Nov 26, 2024↗ | Stevens Lisa | Chief Administrative Officer | Sell | 1,275 | $387.68 | $494.3K | 0 |
| Nov 15, 2024↗ | Simon Mindy F. | Chief Operating Officer | Sell | 874 | $379.15 | $331.4K | 0 |
| Sep 17, 2024↗ | Neller Michael | Principal Accounting Officer | Sell | 83 | $350.39 | $29.1K | 0 |
| Sep 17, 2024↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 33 | $351.13 | $11.6K | 0 |
| Sep 13, 2024↗ | STAVRIDIS JAMES G. | Director | Sell | 264 | $348.47 | $92.0K | 0 |
| Aug 28, 2024↗ | Spruell Byron | Director | Buy | 725 | $340.08 | $246.6K | 0 |
| Aug 12, 2024↗ | Stevens Lisa | Chief Administrative Officer | Sell | 400 | $328.95 | $131.6K | 0 |
| Aug 12, 2024↗ | Zeidel Darren | General Counsel | Sell | 950 | $329.15 | $312.7K | 0 |
| Jul 26, 2024↗ | Zeidel Darren | General Counsel | Sell | 6,597 | $310.00 | $2.05M | 0 |
| Jun 20, 2024↗ | Alvarez Jose Antonio | Director | Sell | 364 | $296.84 | $108.0K | 0 |
| Jun 20, 2024↗ | Cai Jin-Yong | Director | Sell | 367 | $296.99 | $109.0K | 0 |
| Jun 20, 2024↗ | CAMPBELL JEFFREY C | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | Conti Fulvio | Director | Sell | 364 | $296.84 | $108.0K | 0 |
| Jun 20, 2024↗ | FRANCIS CHERYL A | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | Karaboutis Adriana | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | NOTEBAERT RICHARD C | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | SANTONA GLORIA | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | SMITH SARAH G | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | Spruell Byron | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| May 21, 2024↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 33 | $285.31 | $9.4K | 0 |
| May 21, 2024↗ | Zeidel Darren | General Counsel | Sell | 19 | $297.49 | $5.7K | 0 |
| May 3, 2024↗ | KNIGHT LESTER B | Director | Buy | 10,002 | $276.56 | $2.77M | 0 |
| Mar 15, 2024↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 38 | $316.41 | $12.0K | 0 |
| Mar 6, 2024↗ | Stevens Lisa | Chief People Officer | Sell | 315 | $316.48 | $99.7K | 0 |
| Mar 1, 2024↗ | Andersen Eric | President | Sell | 5,500 | $313.74 | $1.73M | 0 |
| Feb 22, 2024↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 80 | $316.24 | $25.3K | 0 |
| Feb 22, 2024↗ | Stevens Lisa | Chief People Officer | Sell | 13,324 | $315.26 | $4.20M | 0 |
| Feb 16, 2024↗ | Alvarez Jose Antonio | Director | Sell | 130 | $311.43 | $40.5K | 0 |
| Feb 16, 2024↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 60 | $312.67 | $18.8K | 0 |
| Feb 15, 2024↗ | Andersen Eric | President | Sell | 27,149 | $314.20 | $8.53M | 0 |
| Feb 15, 2024↗ | Case Gregory C | Chief Executive Officer | Sell | 57,216 | $314.31 | $17.98M | 0 |
| Feb 15, 2024↗ | Davies Christa | Chief Financial Officer | Sell | 67,607 | $313.67 | $21.21M | 0 |
| Feb 15, 2024↗ | Neller Michael | Principal Accounting Officer | Sell | 1,975 | $313.33 | $618.8K | 0 |
| Feb 15, 2024↗ | Stevens Lisa | Chief People Officer | Sell | 8,693 | $314.03 | $2.73M | 0 |
| Feb 15, 2024↗ | Weitz Andy | Chief Marketing Officer | Sell | 3,605 | $314.02 | $1.13M | 0 |
| Feb 15, 2024↗ | Zeidel Darren | General Counsel | Sell | 5,064 | $314.02 | $1.59M | 0 |
| Feb 12, 2024↗ | Case Gregory C | Chief Executive Officer | Sell | 745 | $310.10 | $231.0K | 0 |
| Feb 9, 2024↗ | Andersen Eric | President | Sell | 257 | $312.71 | $80.4K | 0 |
| Feb 9, 2024↗ | Davies Christa | Chief Financial Officer | Sell | 21,019 | $311.41 | $6.55M | 0 |
| Feb 9, 2024↗ | Neller Michael | Principal Accounting Officer | Sell | 56 | $314.78 | $17.6K | 0 |
| Feb 9, 2024↗ | Stevens Lisa | Chief People Officer | Sell | 195 | $313.13 | $61.1K | 0 |
| Feb 9, 2024↗ | Weitz Andy | Chief Marketing Officer | Sell | 91 | $311.62 | $28.4K | 0 |
| Feb 9, 2024↗ | Zeidel Darren | General Counsel | Sell | 149 | $313.17 | $46.7K | 0 |
| Feb 7, 2024↗ | KNIGHT LESTER B | Director | Buy | 50,000 | $301.97 | $15.10M | 0 |
| Nov 15, 2023↗ | Simon Mindy F. | Chief Operating Officer | Sell | 601 | $329.53 | $198.0K | 0 |
| Sep 15, 2023↗ | Neller Michael | Principal Accounting Officer | Sell | 83 | $335.51 | $27.8K | 0 |
| Sep 15, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 32 | $334.20 | $10.7K | 0 |
| Aug 23, 2023↗ | Spruell Byron | Director | Buy | 800 | $324.58 | $259.7K | 0 |
| Jun 15, 2023↗ | Cai Jin-Yong | Director | Sell | 216 | $331.06 | $71.5K | 0 |
| Jun 15, 2023↗ | CAMPBELL JEFFREY C | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | Conti Fulvio | Director | Sell | 159 | $331.06 | $52.6K | 0 |
| Jun 15, 2023↗ | FRANCIS CHERYL A | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | Karaboutis Adriana | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | KNIGHT LESTER B | Director | Sell | 365 | $331.06 | $120.8K | 0 |
| Jun 15, 2023↗ | NOTEBAERT RICHARD C | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | SANTONA GLORIA | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | SMITH SARAH G | Director | Sell | 273 | $330.83 | $90.3K | 0 |
| Jun 15, 2023↗ | Spruell Byron | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | WOO CAROLYN Y | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| May 21, 2023↗ | Zeidel Darren | General Counsel | Sell | 20 | $327.12 | $6.5K | 0 |
| May 19, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 69 | $327.12 | $22.6K | 0 |
| May 9, 2023↗ | Andersen Eric | President | Sell | 7,500 | $335.55 | $2.52M | 0 |
| Mar 15, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 38 | $285.85 | $10.9K | 0 |
| Mar 13, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 41 | $293.44 | $12.0K | 0 |
| Feb 22, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 88 | $304.87 | $26.8K | 0 |
| Feb 22, 2023↗ | Stevens Lisa | Chief People Officer | Sell | 317 | $304.87 | $96.6K | 0 |
| Feb 17, 2023↗ | Davies Christa | Chief Financial Officer | Sell | 72,115 | $308.71 | $22.26M | 0 |
| Feb 17, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 71 | $310.27 | $22.0K | 0 |
| Feb 16, 2023↗ | Andersen Eric | President | Sell | 27,740 | $310.25 | $8.61M | 0 |
| Feb 16, 2023↗ | Case Gregory C | Chief Executive Officer | Sell | 87,837 | $310.25 | $27.25M | 0 |
| Feb 16, 2023↗ | Davies Christa | Chief Financial Officer | Sell | 33,246 | $310.25 | $10.31M | 0 |
| Feb 16, 2023↗ | Neller Michael | Principal Accounting Officer | Sell | 2,782 | $310.73 | $864.5K | 0 |
| Feb 16, 2023↗ | Stevens Lisa | Chief People Officer | Sell | 7,094 | $310.24 | $2.20M | 0 |
| Feb 16, 2023↗ | Weitz Andy | Chief Marketing Officer | Sell | 4,942 | $310.25 | $1.53M | 0 |
| Feb 16, 2023↗ | Zeidel Darren | General Counsel | Sell | 6,315 | $310.25 | $1.96M | 0 |
| Feb 10, 2023↗ | Andersen Eric | President | Sell | 258 | $317.82 | $82.0K | 0 |
| Feb 10, 2023↗ | Case Gregory C | Chief Executive Officer | Sell | 741 | $317.82 | $235.5K | 0 |
| Feb 10, 2023↗ | Davies Christa | Chief Financial Officer | Sell | 1,018 | $318.15 | $323.9K | 0 |
| Feb 10, 2023↗ | Neller Michael | Principal Accounting Officer | Sell | 99 | $319.35 | $31.6K | 0 |
| Feb 10, 2023↗ | Stevens Lisa | Chief People Officer | Sell | 342 | $317.01 | $108.4K | 0 |
| Feb 10, 2023↗ | Weitz Andy | Chief Marketing Officer | Sell | 129 | $318.88 | $41.1K | 0 |
| Feb 10, 2023↗ | Zeidel Darren | General Counsel | Sell | 253 | $318.53 | $80.6K | 0 |
| Sep 16, 2022↗ | Neller Michael | Principal Accounting Officer | Sell | 83 | $277.12 | $23.0K | 0 |
| Sep 16, 2022↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 32 | $277.12 | $8.9K | 0 |
| Aug 23, 2022↗ | Spruell Byron | Director | Buy | 400 | $291.72 | $116.7K | 0 |
| Aug 4, 2022↗ | Neller Michael | Principal Accounting Officer | Sell | 900 | $284.45 | $256.0K | 0 |
| Jul 28, 2022↗ | Zeidel Darren | General Counsel | Sell | 111 | $290.00 | $32.2K | 0 |
| Jun 17, 2022↗ | Cai Jin-Yong | Director | Sell | 237 | $251.65 | $59.6K | 0 |
| Jun 17, 2022↗ | Conti Fulvio | Director | Sell | 169 | $251.65 | $42.5K | 0 |
| May 20, 2022↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 69 | $262.71 | $18.1K | 0 |
| May 19, 2022↗ | Zeidel Darren | General Counsel | Sell | 90 | $265.78 | $23.9K | 0 |
| May 5, 2022↗ | KNIGHT LESTER B | Director | Buy | 14,000 | $286.58 | $4.01M | 0 |
| Mar 15, 2022↗ | Platt James | Chief Operating Officer | Sell | 326 | $307.62 | $100.3K | 0 |
| Mar 15, 2022↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 87 | $307.62 | $26.8K | 0 |
| Mar 15, 2022↗ | Zeidel Darren | General Counsel | Sell | 148 | $308.00 | $45.6K | 0 |
| Mar 11, 2022↗ | Platt James | Chief Operating Officer | Sell | 71 | $295.33 | $21.0K | 0 |
| Mar 11, 2022↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 40 | $295.33 | $11.8K | 0 |
| Feb 25, 2022↗ | Zeidel Darren | General Counsel | Sell | 317 | $290.00 | $91.9K | 0 |
| Feb 23, 2022↗ | Andersen Eric | President | Sell | 7,500 | $282.57 | $2.12M | 0 |
| Feb 22, 2022↗ | Neller Michael | Principal Accounting Officer | Sell | 1,250 | $285.00 | $356.3K | 0 |
| Feb 22, 2022↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 93 | $285.29 | $26.5K | 0 |
| Feb 22, 2022↗ | Stevens Lisa | Chief People Officer | Sell | 317 | $285.29 | $90.4K | 0 |
| Feb 17, 2022↗ | Andersen Eric | President | Sell | 17,793 | $281.04 | $5.00M | 0 |
| Feb 17, 2022↗ | Case Gregory C | Chief Executive Officer | Sell | 70,008 | $281.04 | $19.68M | 0 |
| Feb 17, 2022↗ | Davies Christa | Chief Financial Officer | Sell | 54,384 | $281.93 | $15.33M | 0 |
| Feb 17, 2022↗ | Neller Michael | Principal Accounting Officer | Sell | 1,375 | $281.04 | $386.4K | 0 |
| Feb 17, 2022↗ | Platt James | Chief Operating Officer | Sell | 3,335 | $281.04 | $937.3K | 0 |
| Feb 17, 2022↗ | Stevens Lisa | Chief People Officer | Sell | 1,365 | $281.07 | $383.7K | 0 |
| Feb 17, 2022↗ | Weitz Andy | Chief Marketing Officer | Sell | 2,792 | $281.04 | $784.7K | 0 |
| Feb 17, 2022↗ | Zeidel Darren | General Counsel | Sell | 2,149 | $281.04 | $604.0K | 0 |
| Feb 15, 2022↗ | Case Gregory C | Chief Executive Officer | Sell | 570 | $284.52 | $162.2K | 0 |
| Feb 15, 2022↗ | Davies Christa | Chief Financial Officer | Sell | 666 | $283.95 | $189.1K | 0 |
| Feb 14, 2022↗ | Andersen Eric | President | Sell | 232 | $279.88 | $64.9K | 0 |
| Feb 11, 2022↗ | Andersen Eric | President | Sell | 258 | $283.42 | $73.1K | 0 |
| Feb 11, 2022↗ | Case Gregory C | Chief Executive Officer | Sell | 741 | $283.42 | $210.0K | 0 |
| Feb 11, 2022↗ | Davies Christa | Chief Financial Officer | Sell | 1,452 | $282.49 | $410.2K | 0 |
| Feb 11, 2022↗ | Neller Michael | Principal Accounting Officer | Sell | 176 | $281.87 | $49.6K | 0 |
| Feb 11, 2022↗ | Stevens Lisa | Chief People Officer | Sell | 323 | $283.53 | $91.6K | 0 |
| Feb 11, 2022↗ | Weitz Andy | Chief Marketing Officer | Sell | 244 | $281.85 | $68.8K | 0 |
| Feb 11, 2022↗ | Zeidel Darren | General Counsel | Sell | 253 | $283.42 | $71.7K | 0 |
| Dec 23, 2021↗ | Zeidel Darren | General Counsel | Sell | 197 | $295.00 | $58.1K | 0 |
| Nov 23, 2021↗ | Spruell Byron | Director | Buy | 200 | $296.32 | $59.3K | 0 |
| Nov 19, 2021↗ | Zeidel Darren | General Counsel | Sell | 157 | $296.79 | $46.6K | 0 |
| Nov 9, 2021↗ | Neller Michael | Principal Accounting Officer | Sell | 2,500 | $298.14 | $745.3K | 0 |
| Aug 13, 2021↗ | LOSH J MICHAEL | Director | Sell | 9,000 | $279.62 | $2.52M | 0 |
| Aug 4, 2021↗ | KNIGHT LESTER B | Director | Buy | 10,000 | $263.96 | $2.64M | 0 |
| Jun 25, 2021↗ | Cai Jin-Yong | Director | Sell | 157 | $243.71 | $38.3K | 0 |
| Jun 25, 2021↗ | Conti Fulvio | Director | Sell | 173 | $243.71 | $42.2K | 0 |
| May 21, 2021↗ | Zeidel Darren | General Counsel | Sell | 20 | $253.21 | $5.1K | 0 |
| May 19, 2021↗ | Zeidel Darren | General Counsel | Sell | 154 | $253.55 | $39.0K | 0 |
| Mar 15, 2021↗ | Neller Michael | Principal Accounting Officer | Sell | 73 | $225.50 | $16.5K | 0 |
| Mar 15, 2021↗ | Zeidel Darren | General Counsel | Sell | 135 | $225.50 | $30.4K | 0 |
| Feb 16, 2021↗ | Stevens Lisa | Chief People Officer | Sell | 222 | $228.63 | $50.8K | 0 |
AON Insider Buying Activity
The following table shows recent insider purchases of Aon plc (AON) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Feb 10, 2026↗ | KNIGHT LESTER B | Director | Buy | 4,000 | $319.24 | $1.28M | 0 |
| Aug 28, 2024↗ | Spruell Byron | Director | Buy | 725 | $340.08 | $246.6K | 0 |
| May 3, 2024↗ | KNIGHT LESTER B | Director | Buy | 10,002 | $276.56 | $2.77M | 0 |
| Feb 7, 2024↗ | KNIGHT LESTER B | Director | Buy | 50,000 | $301.97 | $15.10M | 0 |
| Aug 23, 2023↗ | Spruell Byron | Director | Buy | 800 | $324.58 | $259.7K | 0 |
| Aug 23, 2022↗ | Spruell Byron | Director | Buy | 400 | $291.72 | $116.7K | 0 |
| May 5, 2022↗ | KNIGHT LESTER B | Director | Buy | 14,000 | $286.58 | $4.01M | 0 |
| Nov 23, 2021↗ | Spruell Byron | Director | Buy | 200 | $296.32 | $59.3K | 0 |
| Aug 4, 2021↗ | KNIGHT LESTER B | Director | Buy | 10,000 | $263.96 | $2.64M | 0 |
AON Insider Selling Activity
The following table shows recent insider sales of Aon plc (AON) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Feb 17, 2026↗ | Case Gregory C | President & CEO | Sell | 1,002 | $325.86 | $326.5K | 0 |
| Feb 17, 2026↗ | Zeidel Darren | General Counsel | Sell | 8,215 | $321.81 | $2.64M | 0 |
| Feb 12, 2026↗ | Case Gregory C | President & CEO | Sell | 34,305 | $314.49 | $10.79M | 0 |
| Feb 12, 2026↗ | Corona Anne | Chief Commercial Officer | Sell | 1,405 | $314.42 | $441.8K | 0 |
| Feb 12, 2026↗ | Goltermann Lori | CEO, Regions & North America | Sell | 2,713 | $314.53 | $853.3K | 0 |
| Feb 12, 2026↗ | Marcell Andy | Global CEO, Solution Lines | Sell | 6,576 | $314.49 | $2.07M | 0 |
| Feb 12, 2026↗ | Reese Edmund | Chief Financial Officer | Sell | 251 | $321.45 | $80.7K | 0 |
| Feb 12, 2026↗ | Simon Mindy F. | Chief Operating Officer | Sell | 2,487 | $314.80 | $782.9K | 0 |
| Feb 12, 2026↗ | Stevens Lisa | Chief Administrative Officer | Sell | 8,500 | $315.31 | $2.68M | 0 |
| Nov 25, 2025↗ | Corona Anne | Chief Commercial Officer | Sell | 65 | $348.88 | $22.7K | 0 |
| Nov 25, 2025↗ | Goltermann Lori | CEO, Regions & North America | Sell | 68 | $346.98 | $23.6K | 0 |
| Nov 25, 2025↗ | Marcell Andy | Global CEO, Solution Lines | Sell | 42 | $345.53 | $14.5K | 0 |
| Nov 18, 2025↗ | Simon Mindy F. | Chief Operating Officer | Sell | 606 | $350.25 | $212.3K | 0 |
| Nov 7, 2025↗ | Zeidel Darren | General Counsel | Sell | 8,800 | $344.53 | $3.03M | 0 |
| Sep 30, 2025↗ | Jenkins Jo Ann | Director | Sell | 263 | $355.47 | $93.5K | 0 |
| Jul 3, 2025↗ | Reese Edmund | Chief Financial Officer | Sell | 2,198 | $356.95 | $784.6K | 0 |
| Jun 30, 2025↗ | Alvarez Jose Antonio | Director | Sell | 306 | $353.26 | $108.1K | 0 |
| Jun 30, 2025↗ | Cai Jin-Yong | Director | Sell | 319 | $353.69 | $112.8K | 0 |
| Jun 30, 2025↗ | CAMPBELL JEFFREY C | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | FRANCIS CHERYL A | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | Karaboutis Adriana | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | NOTEBAERT RICHARD C | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | SANTONA GLORIA | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | SMITH SARAH G | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | Spruell Byron | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Jun 30, 2025↗ | STAVRIDIS JAMES G. | Director | Sell | 153 | $353.26 | $54.0K | 0 |
| Mar 25, 2025↗ | Neller Michael | Principal Accounting Officer | Sell | 25 | $395.73 | $9.9K | 0 |
| Feb 18, 2025↗ | Andersen Eric | President | Sell | 15,602 | $389.98 | $6.08M | 0 |
| Feb 18, 2025↗ | Case Gregory C | Chief Executive Officer | Sell | 41,652 | $390.22 | $16.25M | 0 |
| Feb 18, 2025↗ | Neller Michael | Principal Accounting Officer | Sell | 732 | $390.11 | $285.6K | 0 |
| Feb 18, 2025↗ | Stevens Lisa | Chief Administrative Officer | Sell | 8,423 | $389.91 | $3.28M | 0 |
| Feb 18, 2025↗ | Zeidel Darren | General Counsel | Sell | 3,817 | $389.84 | $1.49M | 0 |
| Nov 27, 2024↗ | Simon Mindy F. | Chief Operating Officer | Sell | 650 | $394.34 | $256.3K | 0 |
| Nov 26, 2024↗ | Stevens Lisa | Chief Administrative Officer | Sell | 1,275 | $387.68 | $494.3K | 0 |
| Nov 15, 2024↗ | Simon Mindy F. | Chief Operating Officer | Sell | 874 | $379.15 | $331.4K | 0 |
| Sep 17, 2024↗ | Neller Michael | Principal Accounting Officer | Sell | 83 | $350.39 | $29.1K | 0 |
| Sep 17, 2024↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 33 | $351.13 | $11.6K | 0 |
| Sep 13, 2024↗ | STAVRIDIS JAMES G. | Director | Sell | 264 | $348.47 | $92.0K | 0 |
| Aug 12, 2024↗ | Stevens Lisa | Chief Administrative Officer | Sell | 400 | $328.95 | $131.6K | 0 |
| Aug 12, 2024↗ | Zeidel Darren | General Counsel | Sell | 950 | $329.15 | $312.7K | 0 |
| Jul 26, 2024↗ | Zeidel Darren | General Counsel | Sell | 6,597 | $310.00 | $2.05M | 0 |
| Jun 20, 2024↗ | Alvarez Jose Antonio | Director | Sell | 364 | $296.84 | $108.0K | 0 |
| Jun 20, 2024↗ | Cai Jin-Yong | Director | Sell | 367 | $296.99 | $109.0K | 0 |
| Jun 20, 2024↗ | CAMPBELL JEFFREY C | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | Conti Fulvio | Director | Sell | 364 | $296.84 | $108.0K | 0 |
| Jun 20, 2024↗ | FRANCIS CHERYL A | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | Karaboutis Adriana | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | NOTEBAERT RICHARD C | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | SANTONA GLORIA | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | SMITH SARAH G | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| Jun 20, 2024↗ | Spruell Byron | Director | Sell | 182 | $296.84 | $54.0K | 0 |
| May 21, 2024↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 33 | $285.31 | $9.4K | 0 |
| May 21, 2024↗ | Zeidel Darren | General Counsel | Sell | 19 | $297.49 | $5.7K | 0 |
| Mar 15, 2024↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 38 | $316.41 | $12.0K | 0 |
| Mar 6, 2024↗ | Stevens Lisa | Chief People Officer | Sell | 315 | $316.48 | $99.7K | 0 |
| Mar 1, 2024↗ | Andersen Eric | President | Sell | 5,500 | $313.74 | $1.73M | 0 |
| Feb 22, 2024↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 80 | $316.24 | $25.3K | 0 |
| Feb 22, 2024↗ | Stevens Lisa | Chief People Officer | Sell | 13,324 | $315.26 | $4.20M | 0 |
| Feb 16, 2024↗ | Alvarez Jose Antonio | Director | Sell | 130 | $311.43 | $40.5K | 0 |
| Feb 16, 2024↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 60 | $312.67 | $18.8K | 0 |
| Feb 15, 2024↗ | Andersen Eric | President | Sell | 27,149 | $314.20 | $8.53M | 0 |
| Feb 15, 2024↗ | Case Gregory C | Chief Executive Officer | Sell | 57,216 | $314.31 | $17.98M | 0 |
| Feb 15, 2024↗ | Davies Christa | Chief Financial Officer | Sell | 67,607 | $313.67 | $21.21M | 0 |
| Feb 15, 2024↗ | Neller Michael | Principal Accounting Officer | Sell | 1,975 | $313.33 | $618.8K | 0 |
| Feb 15, 2024↗ | Stevens Lisa | Chief People Officer | Sell | 8,693 | $314.03 | $2.73M | 0 |
| Feb 15, 2024↗ | Weitz Andy | Chief Marketing Officer | Sell | 3,605 | $314.02 | $1.13M | 0 |
| Feb 15, 2024↗ | Zeidel Darren | General Counsel | Sell | 5,064 | $314.02 | $1.59M | 0 |
| Feb 12, 2024↗ | Case Gregory C | Chief Executive Officer | Sell | 745 | $310.10 | $231.0K | 0 |
| Feb 9, 2024↗ | Andersen Eric | President | Sell | 257 | $312.71 | $80.4K | 0 |
| Feb 9, 2024↗ | Davies Christa | Chief Financial Officer | Sell | 21,019 | $311.41 | $6.55M | 0 |
| Feb 9, 2024↗ | Neller Michael | Principal Accounting Officer | Sell | 56 | $314.78 | $17.6K | 0 |
| Feb 9, 2024↗ | Stevens Lisa | Chief People Officer | Sell | 195 | $313.13 | $61.1K | 0 |
| Feb 9, 2024↗ | Weitz Andy | Chief Marketing Officer | Sell | 91 | $311.62 | $28.4K | 0 |
| Feb 9, 2024↗ | Zeidel Darren | General Counsel | Sell | 149 | $313.17 | $46.7K | 0 |
| Nov 15, 2023↗ | Simon Mindy F. | Chief Operating Officer | Sell | 601 | $329.53 | $198.0K | 0 |
| Sep 15, 2023↗ | Neller Michael | Principal Accounting Officer | Sell | 83 | $335.51 | $27.8K | 0 |
| Sep 15, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 32 | $334.20 | $10.7K | 0 |
| Jun 15, 2023↗ | Cai Jin-Yong | Director | Sell | 216 | $331.06 | $71.5K | 0 |
| Jun 15, 2023↗ | CAMPBELL JEFFREY C | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | Conti Fulvio | Director | Sell | 159 | $331.06 | $52.6K | 0 |
| Jun 15, 2023↗ | FRANCIS CHERYL A | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | Karaboutis Adriana | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | KNIGHT LESTER B | Director | Sell | 365 | $331.06 | $120.8K | 0 |
| Jun 15, 2023↗ | NOTEBAERT RICHARD C | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | SANTONA GLORIA | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | SMITH SARAH G | Director | Sell | 273 | $330.83 | $90.3K | 0 |
| Jun 15, 2023↗ | Spruell Byron | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| Jun 15, 2023↗ | WOO CAROLYN Y | Director | Sell | 177 | $331.06 | $58.6K | 0 |
| May 21, 2023↗ | Zeidel Darren | General Counsel | Sell | 20 | $327.12 | $6.5K | 0 |
| May 19, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 69 | $327.12 | $22.6K | 0 |
| May 9, 2023↗ | Andersen Eric | President | Sell | 7,500 | $335.55 | $2.52M | 0 |
| Mar 15, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 38 | $285.85 | $10.9K | 0 |
| Mar 13, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 41 | $293.44 | $12.0K | 0 |
| Feb 22, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 88 | $304.87 | $26.8K | 0 |
| Feb 22, 2023↗ | Stevens Lisa | Chief People Officer | Sell | 317 | $304.87 | $96.6K | 0 |
| Feb 17, 2023↗ | Davies Christa | Chief Financial Officer | Sell | 72,115 | $308.71 | $22.26M | 0 |
| Feb 17, 2023↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 71 | $310.27 | $22.0K | 0 |
| Feb 16, 2023↗ | Andersen Eric | President | Sell | 27,740 | $310.25 | $8.61M | 0 |
| Feb 16, 2023↗ | Case Gregory C | Chief Executive Officer | Sell | 87,837 | $310.25 | $27.25M | 0 |
| Feb 16, 2023↗ | Davies Christa | Chief Financial Officer | Sell | 33,246 | $310.25 | $10.31M | 0 |
| Feb 16, 2023↗ | Neller Michael | Principal Accounting Officer | Sell | 2,782 | $310.73 | $864.5K | 0 |
| Feb 16, 2023↗ | Stevens Lisa | Chief People Officer | Sell | 7,094 | $310.24 | $2.20M | 0 |
| Feb 16, 2023↗ | Weitz Andy | Chief Marketing Officer | Sell | 4,942 | $310.25 | $1.53M | 0 |
| Feb 16, 2023↗ | Zeidel Darren | General Counsel | Sell | 6,315 | $310.25 | $1.96M | 0 |
| Feb 10, 2023↗ | Andersen Eric | President | Sell | 258 | $317.82 | $82.0K | 0 |
| Feb 10, 2023↗ | Case Gregory C | Chief Executive Officer | Sell | 741 | $317.82 | $235.5K | 0 |
| Feb 10, 2023↗ | Davies Christa | Chief Financial Officer | Sell | 1,018 | $318.15 | $323.9K | 0 |
| Feb 10, 2023↗ | Neller Michael | Principal Accounting Officer | Sell | 99 | $319.35 | $31.6K | 0 |
| Feb 10, 2023↗ | Stevens Lisa | Chief People Officer | Sell | 342 | $317.01 | $108.4K | 0 |
| Feb 10, 2023↗ | Weitz Andy | Chief Marketing Officer | Sell | 129 | $318.88 | $41.1K | 0 |
| Feb 10, 2023↗ | Zeidel Darren | General Counsel | Sell | 253 | $318.53 | $80.6K | 0 |
| Sep 16, 2022↗ | Neller Michael | Principal Accounting Officer | Sell | 83 | $277.12 | $23.0K | 0 |
| Sep 16, 2022↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 32 | $277.12 | $8.9K | 0 |
| Aug 4, 2022↗ | Neller Michael | Principal Accounting Officer | Sell | 900 | $284.45 | $256.0K | 0 |
| Jul 28, 2022↗ | Zeidel Darren | General Counsel | Sell | 111 | $290.00 | $32.2K | 0 |
| Jun 17, 2022↗ | Cai Jin-Yong | Director | Sell | 237 | $251.65 | $59.6K | 0 |
| Jun 17, 2022↗ | Conti Fulvio | Director | Sell | 169 | $251.65 | $42.5K | 0 |
| May 20, 2022↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 69 | $262.71 | $18.1K | 0 |
| May 19, 2022↗ | Zeidel Darren | General Counsel | Sell | 90 | $265.78 | $23.9K | 0 |
| Mar 15, 2022↗ | Platt James | Chief Operating Officer | Sell | 326 | $307.62 | $100.3K | 0 |
| Mar 15, 2022↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 87 | $307.62 | $26.8K | 0 |
| Mar 15, 2022↗ | Zeidel Darren | General Counsel | Sell | 148 | $308.00 | $45.6K | 0 |
| Mar 11, 2022↗ | Platt James | Chief Operating Officer | Sell | 71 | $295.33 | $21.0K | 0 |
| Mar 11, 2022↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 40 | $295.33 | $11.8K | 0 |
| Feb 25, 2022↗ | Zeidel Darren | General Counsel | Sell | 317 | $290.00 | $91.9K | 0 |
| Feb 23, 2022↗ | Andersen Eric | President | Sell | 7,500 | $282.57 | $2.12M | 0 |
| Feb 22, 2022↗ | Neller Michael | Principal Accounting Officer | Sell | 1,250 | $285.00 | $356.3K | 0 |
| Feb 22, 2022↗ | Slyfield Jillian | Chief Innovation Officer | Sell | 93 | $285.29 | $26.5K | 0 |
| Feb 22, 2022↗ | Stevens Lisa | Chief People Officer | Sell | 317 | $285.29 | $90.4K | 0 |
| Feb 17, 2022↗ | Andersen Eric | President | Sell | 17,793 | $281.04 | $5.00M | 0 |
| Feb 17, 2022↗ | Case Gregory C | Chief Executive Officer | Sell | 70,008 | $281.04 | $19.68M | 0 |
| Feb 17, 2022↗ | Davies Christa | Chief Financial Officer | Sell | 54,384 | $281.93 | $15.33M | 0 |
| Feb 17, 2022↗ | Neller Michael | Principal Accounting Officer | Sell | 1,375 | $281.04 | $386.4K | 0 |
| Feb 17, 2022↗ | Platt James | Chief Operating Officer | Sell | 3,335 | $281.04 | $937.3K | 0 |
| Feb 17, 2022↗ | Stevens Lisa | Chief People Officer | Sell | 1,365 | $281.07 | $383.7K | 0 |
| Feb 17, 2022↗ | Weitz Andy | Chief Marketing Officer | Sell | 2,792 | $281.04 | $784.7K | 0 |
| Feb 17, 2022↗ | Zeidel Darren | General Counsel | Sell | 2,149 | $281.04 | $604.0K | 0 |
| Feb 15, 2022↗ | Case Gregory C | Chief Executive Officer | Sell | 570 | $284.52 | $162.2K | 0 |
| Feb 15, 2022↗ | Davies Christa | Chief Financial Officer | Sell | 666 | $283.95 | $189.1K | 0 |
| Feb 14, 2022↗ | Andersen Eric | President | Sell | 232 | $279.88 | $64.9K | 0 |
| Feb 11, 2022↗ | Andersen Eric | President | Sell | 258 | $283.42 | $73.1K | 0 |
| Feb 11, 2022↗ | Case Gregory C | Chief Executive Officer | Sell | 741 | $283.42 | $210.0K | 0 |
| Feb 11, 2022↗ | Davies Christa | Chief Financial Officer | Sell | 1,452 | $282.49 | $410.2K | 0 |
| Feb 11, 2022↗ | Neller Michael | Principal Accounting Officer | Sell | 176 | $281.87 | $49.6K | 0 |
| Feb 11, 2022↗ | Stevens Lisa | Chief People Officer | Sell | 323 | $283.53 | $91.6K | 0 |
| Feb 11, 2022↗ | Weitz Andy | Chief Marketing Officer | Sell | 244 | $281.85 | $68.8K | 0 |
| Feb 11, 2022↗ | Zeidel Darren | General Counsel | Sell | 253 | $283.42 | $71.7K | 0 |
| Dec 23, 2021↗ | Zeidel Darren | General Counsel | Sell | 197 | $295.00 | $58.1K | 0 |
| Nov 19, 2021↗ | Zeidel Darren | General Counsel | Sell | 157 | $296.79 | $46.6K | 0 |
| Nov 9, 2021↗ | Neller Michael | Principal Accounting Officer | Sell | 2,500 | $298.14 | $745.3K | 0 |
| Aug 13, 2021↗ | LOSH J MICHAEL | Director | Sell | 9,000 | $279.62 | $2.52M | 0 |
| Jun 25, 2021↗ | Cai Jin-Yong | Director | Sell | 157 | $243.71 | $38.3K | 0 |
| Jun 25, 2021↗ | Conti Fulvio | Director | Sell | 173 | $243.71 | $42.2K | 0 |
| May 21, 2021↗ | Zeidel Darren | General Counsel | Sell | 20 | $253.21 | $5.1K | 0 |
| May 19, 2021↗ | Zeidel Darren | General Counsel | Sell | 154 | $253.55 | $39.0K | 0 |
| Mar 15, 2021↗ | Neller Michael | Principal Accounting Officer | Sell | 73 | $225.50 | $16.5K | 0 |
| Mar 15, 2021↗ | Zeidel Darren | General Counsel | Sell | 135 | $225.50 | $30.4K | 0 |
| Feb 16, 2021↗ | Stevens Lisa | Chief People Officer | Sell | 222 | $228.63 | $50.8K | 0 |
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