Aon plc
AONFigures shown here come from public SEC filings. Dates beside each section show the available history.
How Aon plc Makes Money
Follow each dollar of revenue through to what shareholders keep.
From revenue to net income
Pick a year or quarter. Each band's width is its dollar amount.
Financial Summary
Choose a year or quarter, compare it with the same period a year earlier, and open any row for its full filing history.
Loading financial history…
SEC filings supply these figures; updates after the dates shown are not included. This page includes 19 annual periods. The latest annual period ends Dec 31, 2025. The latest insider filing shown is dated Jun 29, 2026. The latest institutional report shown is dated Mar 31, 2026; other ownership filings may exist.
Ownership
Who holds the shares, as reported in SEC ownership filings.
Reported 13F positions
Each row shows what a filer reported for one date, not a current position. The link opens that filing.
| Filer | Report date | Shares | Value | Filing |
|---|---|---|---|---|
| DecisionPoint Financial, LLC | 2026-03-31 | 9 | $2.91K | SEC filing |
| KING LUTHER CAPITAL MANAGEMENT CORP | 2026-03-31 | 1,870 | $604K | SEC filing |
| Burk Holdings LLC | 2026-03-31 | 10 | $3.23K | SEC filing |
| MONETA GROUP INVESTMENT ADVISORS LLC | 2026-03-31 | 2,179 | $703K | SEC filing |
| Bogart Wealth, LLC | 2026-03-31 | 9 | $2.91K | SEC filing |
| CLIFFORD SWAN INVESTMENT COUNSEL LLC | 2026-03-31 | 27,076 | $8.74M | SEC filing |
| SmartHarvest Portfolios, LLC | 2026-03-31 | 647 | $209K | SEC filing |
| DIMENSIONAL FUND ADVISORS LP | 2026-03-31 | 1,253,769 | $405M | SEC filing |
| ABN AMRO INVESTMENT SOLUTIONS | 2026-03-31 | 19,265 | $6.22M | SEC filing |
| Avalon Trust Co | 2026-03-31 | 57,236 | $18.5M | SEC filing |
| EverSource Wealth Advisors, LLC | 2026-03-31 | 2,638 | $851K | SEC filing |
| Capula Management Ltd | 2026-03-31 | 273 | $88.1K | SEC filing |
| Cerity Partners LLC | 2026-03-31 | 67,369 | $21.7M | SEC filing |
| BARINGS LLC | 2026-03-31 | 46,248 | $14.9M | SEC filing |
| WPG Advisers, LLC | 2026-03-31 | 11 | $3.55K | SEC filing |
| AMALGAMATED BANK | 2026-03-31 | 44,362 | Not shown | SEC filing |
| Larson Financial Group LLC | 2026-03-31 | 10,002 | $3.23M | SEC filing |
| Rathbones Group PLC | 2026-03-31 | 3,174 | $1.02M | SEC filing |
| Kemnay Advisory Services Inc. | 2026-03-31 | 84 | $27.1K | SEC filing |
| First Command Advisory Services, Inc. | 2026-03-31 | 10 | $3.23K | SEC filing |
- Each value is checked against Aon plc's share prices from within about three months of its report date (insiders' Form 4 trades and the latest close).
- Value not shown for 1 row: the filed value is about 1,000 times too small for the share count at Aon plc's share price.
120 filers have only one report here.
Unusually large insider trades
Each trade is compared with the other insider trades of the same kind in the same security among Aon plc's recent filings on file. Size alone is context, not a prediction or evidence of improper trading.
- 2025-11-05 · Zeidel Darren: Larger than all 10 other insider sales of Class A Ordinary Stock on file. SEC filing
- 2024-07-26 · Zeidel Darren: Larger than 9 of the 10 other insider sales of Class A Ordinary Stock on file. SEC filing
Purchases & sales (open market or private)
| Security | Code | Price | Filing | |||
|---|---|---|---|---|---|---|
| 2026-02-26 | Zeidel Darren · General Counsel | Class A Ordinary Stock | S — Open market or private sale | −4,300 | 329.72 | SEC filing |
| 2026-02-17 | Zeidel Darren · General Counsel | Class A Ordinary Stock | S — Open market or private sale | −5,040 | 325.79 | SEC filing |
| 2026-02-10 | KNIGHT LESTER B · Director | Class A Ordinary Stock | P — Open market or private purchase | +4,000 | 319.24 | SEC filing |
| 2025-11-05 | Zeidel Darren · General Counsel | Class A Ordinary Stock | S — Open market or private sale | −7,570 | 344.42 | SEC filing |
| 2025-11-05 | Zeidel Darren · General Counsel | Class A Ordinary Stock | S — Open market or private sale | −1,230 | 345.17 | SEC filing |
| 2024-11-27 | Simon Mindy F. · Chief Operating Officer | Class A Ordinary Stock | S — Open market or private sale | −650 | 394.34 | SEC filing |
| 2024-11-26 | Stevens Lisa · Chief Administrative Officer | Class A Ordinary Stock | S — Open market or private sale | −1,275 | 387.68 | SEC filing |
| 2024-08-28 | Spruell Byron · Director | Class A Ordinary Stock | P — Open market or private purchase | +725 | 340.08 | SEC filing |
Showing 8 of 15 rows
Grants, exercises, tax & gifts
| Security | Code | Filing | |||
|---|---|---|---|---|---|
| 2026-06-25 | CAMPBELL JEFFREY C · Director | Class A Ordinary Stock | A — Grant, award, or other acquisition | +776 | SEC filing |
| 2026-06-25 | SMITH SARAH G · Director | Class A Ordinary Stock | A — Grant, award, or other acquisition | +776 | SEC filing |
| 2026-06-25 | Cai Jin-Yong · Director | Class A Ordinary Stock | A — Grant, award, or other acquisition | +776 | SEC filing |
| 2026-06-25 | NOTEBAERT RICHARD C · Director | Class A Ordinary Stock | A — Grant, award, or other acquisition | +776 | SEC filing |
| 2026-06-25 | Karaboutis Adriana · Director | Class A Ordinary Stock | A — Grant, award, or other acquisition | +776 | SEC filing |
| 2026-06-25 | STAVRIDIS JAMES G. · Director | Class A Ordinary Shares | A — Grant, award, or other acquisition | +776 | SEC filing |
| 2026-06-25 | SANTONA GLORIA · Director | Class A Ordinary Stock | A — Grant, award, or other acquisition | +776 | SEC filing |
| 2026-06-25 | FRANCIS CHERYL A · Director | Class A Ordinary Stock | A — Grant, award, or other acquisition | +776 | SEC filing |
Showing 8 of 40 rows
Other activity
| Security | Code | Filing | |||
|---|---|---|---|---|---|
| 2024-08-06 | KNIGHT LESTER B · Director | Class A Ordinary Stock | J — Other acquisition or disposition | −55,000 | SEC filing |
Showing 1 of 1 rows
These tables describe filed transactions, not current holdings. Prices are shown as filed; a currency is added only when the filing's data names one. Amended and possible duplicate rows are left out of size comparisons and transaction groups.