Cliff Asness's AON Position Overview
Cliff Asness (via Aqr Capital Management LLC) currently holds 430,173 shares of Aon plc (AON) worth $151.8 M, representing 0.08% of the portfolio. First purchased in 2020-Q2, this long-term strategic position has been held for 23 quarters.
Based on 13F filings, Cliff Asness has maintained a strategic position in AON, demonstrating sustained confidence in this investment. Largest addition occurred in Q4 2025, adding 315,785 shares. Largest reduction occurred in Q2 2024, reducing 32,875 shares.
Analysis based on 13F filings available since 2013 Q2
Cliff Asness's Aon plc (AON) Holding Value Over Time
Track share changes against reported price movement
Quarterly Aon plc (AON) Trades by Cliff Asness
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +315,785 | Add 276.06% | 430,173 | $352.88 |
| Q3 2025 | +72,263 | Add 171.54% | 114,388 | $355.73 |
| Q2 2025 | +8,049 | Add 23.62% | 42,125 | $353.93 |
| Q1 2025 | -1,924 | Reduce 5.34% | 34,076 | $396.68 |
| Q4 2024 | +6,764 | Add 23.14% | 36,000 | $358.50 |
| Q3 2024 | -26,550 | Reduce 47.59% | 29,236 | $345.02 |
| Q2 2024 | -32,875 | Reduce 37.08% | 55,786 | $292.37 |
| Q1 2024 | -24,800 | Reduce 21.86% | 88,661 | $333.72 |
| Q4 2023 | -13,377 | Reduce 10.55% | 113,461 | $289.12 |
| Q3 2023 | -2,221 | Reduce 1.72% | 126,838 | $324.22 |
| Q2 2023 | -6,195 | Reduce 4.58% | 129,059 | $345.20 |
| Q1 2023 | -10,940 | Reduce 7.48% | 135,254 | $314.76 |
| Q4 2022 | -13,453 | Reduce 8.43% | 146,194 | $300.11 |
| Q3 2022 | +7,904 | Add 5.21% | 159,647 | $267.87 |
| Q2 2022 | -3,267 | Reduce 2.11% | 151,743 | $265.80 |
| Q1 2022 | +692 | Add 0.45% | 155,010 | $325.63 |
| Q4 2021 | -6,431 | Reduce 4.00% | 154,318 | $298.97 |
| Q3 2021 | -747 | Reduce 0.46% | 160,749 | $285.77 |
| Q2 2021 | -2,982 | Reduce 1.81% | 161,496 | $238.76 |
| Q1 2021 | -19,590 | Reduce 10.64% | 164,478 | $230.11 |
| Q4 2020 | -17,816 | Reduce 8.82% | 184,068 | $208.02 |
| Q3 2020 | -15,635 | Reduce 7.19% | 201,884 | $205.11 |
| Q2 2020 | +217,519 | New Buy | 217,519 | $189.69 |
Cliff Asness's Aon plc Investment FAQs
Cliff Asness first purchased Aon plc (AON) in Q2 2020, acquiring 217,519 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Cliff Asness has held Aon plc (AON) for 23 quarters since Q2 2020.
Cliff Asness's largest addition to Aon plc (AON) was in Q4 2025, adding 430,173 shares worth $151.8 M.
According to the latest 13F filing for Q4 2025, Cliff Asness's firm, Aqr Capital Management LLC, owns 430,173 shares of Aon plc (AON), valued at approximately $151.8 M.
As of the Q4 2025 filing, Aon plc (AON) represents approximately 0.08% of Cliff Asness's publicly disclosed stock portfolio, making it one of their key holdings.
Cliff Asness's peak holding in Aon plc (AON) was 430,173 shares, as reported at the end of Q4 2025.