| $705M | ||
| $677M | ||
| $350M | ||
| $213M | ||
| $93M | ||
| $77M |
Buys | $7,826,645 | 2 | 25 |
Sells | $7,750,834 | 6 | 75 |
| KNIGHT LESTER B | director | 2 | $7.83M | 0 | $0 | $7.83M |
| Zeidel Darren | General Counsel | 0 | $0 | 6 | $7.75M | $-7.75M |
Aon plc operates as a professional services firm in the United States, rest of the Americas, the United Kingdom, Ireland, rest of Europe, the Middle East, Africa, and the Asia Pacific. It operates through Risk Capital and Human Capital segments. The company offers commercial risk solutions comprising retail and insurance brokerage, specialty solutions, global risk consulting, captives management, and affinity programs; health solutions, such as consulting and brokerage, consumer benefits, and talent advisory services; and wealth solutions, …
Over the last 12 months, insiders at Aon plc have bought $7.83M and sold $7.75M worth of Aon plc stock.
On average, over the past 5 years, insiders at Aon plc have bought $7.32M and sold $15.1M worth of stock each year.
Highest buying activity among insiders over the last 12 months: KNIGHT LESTER B (director) — $7.83M.
The last purchase of 20,000 shares for transaction amount of $6.55M was made by KNIGHT LESTER B (director) on 2026‑09‑02.
| 2026-09-02 | KNIGHT LESTER B | director | 20,000 0.0093% | $327.48 | $6.55M | -11.04% | ||
| 2026-07-28 | Sale | Zeidel Darren | General Counsel | 1,900 0.0009% | $377.76 | $717,750 | -18.10% | |
| 2026-07-17 | Sale | Zeidel Darren | General Counsel | 1,950 0.0009% | $372.05 | $725,500 | -12.23% | |
| 2026-07-07 | Sale | Zeidel Darren | General Counsel | 600 0.0003% | $360.00 | $216,000 | -9.01% | |
| 2026-02-26 | Sale | Zeidel Darren | General Counsel | 4,300 0.002% | $329.72 | $1.42M | -1.88% | |
| 2026-02-17 | Sale | Zeidel Darren | General Counsel | 5,040 0.0023% | $325.79 | $1.64M | -0.55% | |
| 2026-02-10 | KNIGHT LESTER B | director | 4,000 0.0019% | $319.24 | $1.28M | +1.89% | ||
| 2025-11-05 | Sale | Zeidel Darren | General Counsel | 8,800 0.0041% | $344.52 | $3.03M | -3.10% | |
| 2024-11-27 | Sale | Simon Mindy F. | Chief Operating Officer | 650 0.0003% | $394.34 | $256,321 | -7.80% | |
| 2024-11-26 | Sale | Stevens Lisa | Chief Administrative Officer | 1,275 0.0006% | $387.68 | $494,295 | -7.08% | |
| 2024-08-28 | Spruell Byron | director | 725 0.0003% | $340.08 | $246,558 | +7.44% | ||
| 2024-08-12 | Sale | Zeidel Darren | General Counsel | 950 0.0004% | $329.14 | $312,688 | +10.10% | |
| 2024-08-12 | Sale | Stevens Lisa | Chief Administrative Officer | 400 0.0002% | $328.95 | $131,580 | +10.10% | |
| 2024-07-26 | Sale | Zeidel Darren | General Counsel | 6,597 0.0029% | $310.00 | $2.05M | +12.01% | |
| 2024-05-03 | KNIGHT LESTER B | director | 10,000 0.0045% | $276.61 | $2.77M | +27.47% | ||
| 2024-03-06 | Sale | Stevens Lisa | Chief People Officer | 315.17 0.0002% | $316.31 | $99,690 | +9.41% | |
| 2024-03-01 | Sale | Andersen Eric | President | 5,500 0.0028% | $313.74 | $1.73M | +9.79% | |
| 2024-02-23 | Sale | Stevens Lisa | Chief People Officer | 13,000 0.0065% | $315.26 | $4.1M | +7.59% | |
| 2024-02-16 | Sale | Davies Christa | Chief Financial Officer | 40,164.47 0.0202% | $313.29 | $12.58M | +7.24% | |
| 2024-02-15 | Sale | Neller Michael | Principal Accounting Officer | 750 0.0004% | $312.00 | $234,000 | +6.17% |
| KNIGHT LESTER B | director | 163000 0.0768% | $53.82M | 16 | 0 | +13.6% |
| BRUNO JOHN G | Chief Operating Officer | 69685 0.0328% | $23.01M | 1 | 3 | +24.28% |
| ROGERS JOHN W JR | director | 38143 0.018% | $12.59M | 3 | 0 | +9.98% |
| Conti Fulvio | director | 21047 0.0099% | $6.95M | 3 | 1 | <0.0001% |
| MARTIN R EDEN | director | 10000 0.0047% | $3.3M | 2 | 0 | +19.1% |
| MORRISON ROBERT S | director | 9281 0.0044% | $3.06M | 1 | 0 | +19.14% |
| CAMPBELL JEFFREY C | director | 7084 0.0033% | $2.34M | 1 | 0 | +15.47% |
| Spruell Byron | director | 5303 0.0025% | $1.75M | 4 | 0 | +2.43% |
| MYERS RICHARD B | director | 3644 0.0017% | $1.2M | 1 | 1 | +19.28% |
| SANTONA GLORIA | director | 2000 0.0009% | $660,320.00 | 1 | 0 | +39.82% |
$33,078 | 2 | 11.95% | $369.79M | |
$287,200 | 1 | -19.08% | $2.59B |
| Increased Positions | 582 | +40.61% | 15M | +7.89% |
| Decreased Positions | 595 | -41.52% | 14M | -7.37% |
| New Positions | 153 | New | 1M | New |
| Sold Out Positions | 108 | Sold Out | 775,496 | Sold Out |
| Total Postitions | 1,420 | -0.91% | 193M | +0.51% |
| Vanguard Group Inc | $6.88M | 9.29% | 19.98M | -310,352 | -1.53% | 2025-09-30 |
| Blackrock, Inc. | $5.46M | 7.37% | 15.85M | -84,174 | -0.53% | 2025-09-30 |
| Capital World Investors | $4.16M | 5.62% | 12.08M | -67,540 | -0.56% | 2025-09-30 |
| State Street Corp | $3.18M | 4.29% | 9.23M | +105,154 | +1.15% | 2025-09-30 |
| Massachusetts Financial Services Co /Ma/ | $3.02M | 4.07% | 8.76M | -194,325 | -2.17% | 2025-09-30 |
| Morgan Stanley | $2.11M | 2.85% | 6.14M | -3M | -35.18% | 2025-09-30 |
| Geode Capital Management, Llc | $1.76M | 2.38% | 5.11M | -474,982 | -8.5% | 2025-09-30 |
| Hps Investment Partners, Llc | $1.46M | 1.97% | 4.24M | -96,438 | -2.22% | 2025-06-30 |
| Berkshire Hathaway Inc | $1.41M | 1.91% | 4.1M | 0 | 0% | 2025-09-30 |
| Bank Of New York Mellon Corp | $1.28M | 1.73% | 3.72M | +207,690 | +5.92% | 2025-09-30 |