Welcome to our dedicated page for Markel Corporation SEC filings (Ticker: MKL), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Struggling to track how Markel turns specialty underwriting profits into non-insurance growth? Each quarter the company files hundreds of pages that blend insurance combined ratios with earnings from manufacturing, housing, and more—data that can bury critical signals for investors.
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- 10-K annual report – Our dashboard offers a Markel annual report 10-K simplified view that pinpoints underwriting margins and investment returns.
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- DEF 14A proxy – Dive into Markel proxy statement executive compensation without combing through tables.
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Markel Group Inc. Chief Executive Officer and director Thomas Sinnickson Gayner reported a small change in his holdings of Markel common stock. On 12/02/2025, 36.613 shares were disposed of in a transaction coded "F" at a price of $2,060.83 per share, typically indicating shares withheld to cover taxes on equity compensation.
After this transaction, he directly beneficially owned 52,257.7174 shares of common stock. In addition, 2,811.074 shares were held in a 401(k) plan, 446.66 shares were held by a trust, and 2,000 shares were held by his spouse, with beneficial ownership of these indirect holdings expressly disclaimed. The filing notes that 17.338 shares were acquired under the MKL 401(k) plan between December 31, 2024 and September 30, 2025, based on the plan balance as of September 30, 2025.
Markel Group Inc. officer Simon Wilson, CEO of Markel Insurance, reported a disposition of 94 shares of common stock on 12/02/2025. The transaction, coded "F," was recorded at a price of $2,060.83 per share.
Following this transaction, Wilson beneficially owns 1,675.6286 shares of Markel Group common stock, held directly. The filing was made as a Form 4 by a single reporting person and does not list any derivative securities activity.
Markel Group Inc. executive Michael R. Heaton, who serves as EVP & Chief Operating Officer, reported an insider transaction in the company’s common stock dated December 2, 2025. The filing shows a transaction coded “F” involving the disposition of 217.382 shares at a price of $2,060.83 per share. After this activity, Heaton beneficially owned 4,708.7382 shares directly and 161.261 shares indirectly through the MKL 401(k) plan. The filing also notes that between March 31, 2025 and September 30, 2025, Heaton acquired 2.649 shares under the MKL 401(k) plan, with information based on the plan balance as of September 30, 2025.
Markel Group Inc. senior vice president and chief legal officer Richard Randolph Grinnan reported a small change in his ownership of Markel Group common stock. On 12/02/2025, 138.006 shares were disposed of in a transaction coded “F,” which typically reflects shares withheld to cover taxes on equity awards, at a price of $2,060.83 per share. After this transaction, he directly beneficially owned 3,462.9199 shares and indirectly held 117.039 shares through the company’s 401(k) plan. The report also notes that between December 31, 2024 and September 30, 2025, he acquired 9.425 shares under the MKL 401(k) plan, based on the plan balance as of September 30, 2025.
Markel Group Inc. officer Andrew G. Crowley, President of Markel Ventures, reported a routine change in his ownership of Markel Group common stock on a Form 4 dated 12/02/2025. A transaction coded “F” shows the disposition of 64.771 shares at a price of $2,060.83, typically reflecting shares withheld to cover taxes on equity compensation.
After this transaction, Crowley directly held 1,913.7264 shares of Markel Group common stock and indirectly held 205.255 shares through the company’s 401(k) plan. The explanation notes that between June 30, 2025 and September 30, 2025 he acquired 2.293 shares under the MKL 401(k) plan, with balances reported as of September 30, 2025.
Markel Group Inc. chief financial officer reports a small stock transaction. On 12/02/2025, the CFO filed a Form 4 showing a disposition of 21.723 shares of Markel Group common stock in a transaction coded "F." After this transaction, the officer held 954.3586 shares of common stock directly.
The filing also notes indirect ownership of 223.838 shares through the MKL 401(k) plan, with this plan balance information stated as of September 30, 2025. The transaction reflects routine insider activity disclosed under securities regulations.
Markel Group Inc. director Steven A. Markel reported small open-market sales of company stock. On 11/26/2025, he sold 70 shares of Markel Group common stock at a price of $2,100 per share, and on 11/28/2025 he sold an additional 100 shares at $2,100 per share, both coded as sales. These transactions were executed under a Rule 10b5-1 trading plan adopted on August 15, 2025, which pre-schedules trades to help avoid trading on inside information.
After these sales, Steven A. Markel directly owned 61,698 shares of Markel Group common stock. In addition, he had 2,060.699 shares held indirectly through the MKL 401(k) plan, based on the plan balance as of September 30, 2025, and 15,000 shares reported as held indirectly by his spouse, for which beneficial ownership is expressly disclaimed.
An insider of MKL filed a Rule 144 notice to sell 100 common shares through Fidelity Brokerage Services LLC on the NYSE. The shares to be sold have an aggregate market value of
The planned sale date is approximately
Markel Group Inc. insider transaction reported for MKL. Reporting person Simon Wilson, who serves as CEO of Markel Insurance, filed a Form 4 for a sale of Markel Group Inc. common stock. On 11/25/2025, Wilson sold 75 shares of common stock at a price of $2,072.94 per share, coded as an open market or similar sale. After this transaction, he beneficially owns 1,769.6286 shares of Markel Group Inc. common stock in direct ownership form.
Markel Group Inc. director Steven A. Markel reported a change in his ownership of MKL common stock. On 11/17/2025, he disposed of 500 shares of common stock at a reported price of $0 under transaction code G, and held 61,868 shares directly afterward. He also held 2,060.699 shares indirectly through the MKL 401(k) plan and 15,000 shares indirectly through his spouse, for which beneficial ownership is expressly disclaimed. The 401(k) balance includes 1.169 shares acquired between March 31, 2025 and September 30, 2025.
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