Zeidel Darren 4

What Happened Darren Zeidel, General Counsel of Aon plc (AON), sold 5,040 shares of Aon stock in an open-market transaction on February 17, 2026. The shares were disposed at $325.79 per share for a total proceeds of approximately $1,641,982. This was a sale (not a purchase or option exercise).

Key Details

• Transaction date and price: Feb 17, 2026 — 5,040 shares sold at $325.79 each.
• Total value: Approximately $1,641,982.
• Method: Reported as an open market or private sale (code S).
• Shares owned after transaction: Not specified in the filing excerpt provided.
• Filing: Form 4 filed Feb 19, 2026; no late filing indicated in the report.
• Notable footnote: Transaction was executed under a pre-established SEC Rule 10b5-1 trading plan entered on Nov 5, 2025.

Context Sales executed under a 10b5-1 plan are pre-arranged trading instructions and are commonly used by insiders to sell shares according to a set schedule. Such sales are routine and the plan’s existence is disclosed in the filing; the filing itself does not explain the insider’s motivations.