AON insider trading — Aon plc
Over the last 90 days, insiders at Aon plc (AON) made 1 open-market purchase worth $6.55M and 0 open-market sales worth $0, making them net buyers by $6.55M. The largest purchase was by Knight Lester B (Director), who bought 20,000 shares for $6.55M on Sep 2, 2026.
Updated Oct 16, 2026.
Recent AON insider transactions
Every Form 4 filed by Aon plc officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 2, 2026 | Knight Lester B | Director | P · Purchase | Indirect | 20,000 | $327.48 | $6.55M | Form 4 |
| Jul 28, 2026 | Zeidel Darren | General Counsel | S · Sale · 10b5-1 | Direct | 1,900 | $377.76 | $718K | Form 4 |
| Jul 17, 2026 | Zeidel Darren | General Counsel | S · Sale · 10b5-1 | Direct | 1,950 | $372.05 | $726K | Form 4 |
AON insider trading FAQ
Are insiders buying AON stock?
Yes. In the last 90 days, Aon plc insiders made 1 open-market purchase totaling $6.55M, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading AON?
Recent buyers: Knight Lester B.
Where does AON insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.