Markel Corporation (MKL)
Who owns Markel Corporation (MKL)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 97.4% of the shares are freely tradable; institutional investors hold 81.6%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 5.74 | 710,606 | -0.1 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.39 | 544,507 | +0.0 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 4.23 | 524,201 | +0.0 | 03/31/2026 |
| Principal Financial Group Inc | 3.24 | 401,876 | -24.6 | 03/31/2026 |
| Davis Selected Advisers | 3.09 | 383,433 | -7.6 | 03/31/2026 |
| Select Equity Group LP | 3.05 | 377,643 | -11.7 | 03/31/2026 |
| Morgan Stanley - Brokerage Accounts | 2.88 | 357,087 | -8.9 | 03/31/2026 |
| State Street Corp | 2.48 | 306,990 | +0.7 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Morn Total Stk Mkt Idx Investor | 3.05 | 377,535 | -0.7 | 06/30/2026 |
| Vanguard Morn Mid Cap Index Instl | 2.08 | 257,695 | -0.6 | 06/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 15. Jul 2026 | Crowley Andrew G. | EVP & Pres., Markel Ventures | Other | 7 | 1,730.49 | 12,113 |
| 30. Jun 2026 | Crowley Andrew G. | EVP & Pres., Markel Ventures | Other | 3 | 1,617.19 | 4,852 |
| 30. Jun 2026 | Costanzo Brian J. | Chief Financial Officer | Other | 2 | 1,617.19 | 3,234 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.