Mario Gabelli's AON Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 5,856 shares of Aon plc (AON) worth $2.07 M, representing 0.02% of the portfolio. First purchased in 2025-Q2, this short-term holding has been held for 3 quarters.
Based on 13F filings, Mario Gabelli has maintained this position in AON for several quarters, showing initial confidence in the investment. Largest addition occurred in Q3 2025, adding 228 shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's Aon plc (AON) Holding Value Over Time
Track share changes against reported price movement
Quarterly Aon plc (AON) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +28 | Add 0.48% | 5,856 | $352.88 |
| Q3 2025 | +228 | Add 4.07% | 5,828 | $356.58 |
| Q2 2025 | +5,600 | New Buy | 5,600 | $356.76 |
Mario Gabelli's Aon plc Investment FAQs
Mario Gabelli first purchased Aon plc (AON) in Q2 2025, acquiring 5,600 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mario Gabelli has held Aon plc (AON) for 3 quarters since Q2 2025.
Mario Gabelli's largest addition to Aon plc (AON) was in Q2 2025, adding 5,600 shares worth $2 M.
According to the latest 13F filing for Q4 2025, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 5,856 shares of Aon plc (AON), valued at approximately $2.07 M.
As of the Q4 2025 filing, Aon plc (AON) represents approximately 0.02% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in Aon plc (AON) was 5,856 shares, as reported at the end of Q4 2025.