Michael R. Heaton serves as Executive at MARKEL CORP, where they oversee executive responsibilities. Since joining the company, Michael R. Heaton has executed 25 insider transactions totaling $0, demonstrating a balanced approach to their equity position. Their most recent transaction on Dec 2, 2025 involved selling 217.38 shares valued at $448.0K.
Michael R. Heaton currently holds 4,708.74 shares of MARKEL CORP (MKL), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Michael R. Heaton has been a net neutral trader of MKL stock. They have purchased $0 and sold $0 worth of shares.
Michael R. Heaton's most recent insider trade was on Dec 2, 2025, when they sold 217.38 shares at $2060.83 per share.
Get notified when new Form 4 filings are submitted
| $1401.82 |
| Discretionary |
| Jun 28, 2024 | MKL | $21.3K | Other | 16.57 | $1282.46 | Discretionary |
| Feb 20, 2024 | MKL | $0 | Award | 800 | $N/A | Discretionary |
| Feb 20, 2024 | MKL | $0 | Award | 315 | $N/A | Discretionary |
| Feb 16, 2024 | MKL | $45.3K | Payment | 31 | $1461.50 | Discretionary |
| Dec 5, 2023 | MKL | $185.0K | Payment | 132 | $1401.29 | Discretionary |
| Sep 15, 2023 | MKL | $4.1K | Other | 2.99 | $1369.28 | Discretionary |
| Aug 15, 2023 | MKL | $8.2K | Other | 6.09 | $1345.45 | Discretionary |
| Jul 14, 2023 | MKL | $11.6K | Other | 9.32 | $1239.89 | Discretionary |
| Jun 30, 2023 | MKL | $21.2K | Other | 19.28 | $1101.99 | Discretionary |
| May 16, 2023 | MKL | $0 | Award | 368 | $N/A | Discretionary |
| Feb 14, 2023 | MKL | $0 | Award | 482 | $N/A | Discretionary |
| Dec 6, 2022 | MKL | $151.3K | Payment | 115 | $1315.34 | Discretionary |
| Feb 15, 2022 | MKL | $0 | Award | 342 | $N/A | Discretionary |
| Dec 7, 2021 | MKL | $91.2K | Payment | 73 | $1249.50 | Discretionary |
| Feb 23, 2021 | MKL | $0 | Award | 5 | $N/A | Discretionary |
| Feb 16, 2021 | MKL | $0 | Award | 299 | $N/A | Discretionary |
| Feb 16, 2021 | MKL | $0 | Award | 291 | $N/A | Discretionary |
| Feb 16, 2021 | MKL | $0 | Award | 92 | $N/A | Discretionary |
| Dec 8, 2020 | MKL | $69.0K | Payment | 69 | $1000.03 | Discretionary |
| Feb 18, 2020 | MKL | $0 | Award | 248 | $N/A | Discretionary |
| Dec 3, 2019 | MKL | $24.4K | Payment | 22 | $1107.25 | Discretionary |
| Feb 19, 2019 | MKL | $224.7K | Award | 221 | $1016.87 | Discretionary |
| Dec 4, 2018 | MKL | $71.6K | Payment | 63 | $1136.46 | Discretionary |