Markel Group (MKL) Held by Superinvestors
MARKEL GROUP INC (MKL) is currently held by 6 superinvestors tracked by InsiderSet, with a combined reported market value of approximately $210.54M based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026.
Giverny Capital is currently the largest disclosed institutional shareholder of MKL tracked by InsiderSet, reporting ownership valued at approximately $60.30M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $57.74M, representing an estimated loss of -4.25% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 100% of the total disclosed MKL value among the investors covered in this analysis. Major shareholders include Giverny Capital, Greenbrier Partners Capital Management, Renaissance Technologies LLC, and several other long-term asset managers with concentrated positions in MARKEL GROUP INC (MKL).
This page ranks the largest institutional MKL shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Giverny Capital | Francois Rochon | 2.03% | 30,877 | $60,303,090 | $57,742,769 | -$2,560,321 | -4.25% |
| Greenbrier Partners Capital Management | Frederick (Shad) Rowe | 3.74% | 25,531 | $49,862,298 | $47,745,268 | -$2,117,030 | -4.25% |
| Renaissance Technologies LLC | Jim Simons | 0.07% | 25,301 | $49,413,106 | $47,315,147 | -$2,097,959 | -4.25% |
| Greenlea Lane Capital Management | Josh Tarasoff | 10.89% | 20,305 | $39,655,868 | $37,972,177 | -$1,683,691 | -4.25% |
| Gardner Russo & Quinn | Thomas Russo | 0.09% | 4,265 | $8,329,588 | $7,975,934 | -$353,654 | -4.25% |
| Sequoia Financial Advisors | 0.01% | 1,526 | $2,979,897 | $2,853,757 | -$126,140 | -4.23% |
Frequently asked questions about MKL
Who are the largest superinvestors holding MKL?
The largest superinvestors holding MKL in the latest SEC Form 13F filings include Giverny Capital, Greenbrier Partners Capital Management, Renaissance Technologies LLC, Greenlea Lane Capital Management, and Gardner Russo & Quinn. InsiderSet ranks these superinvestors by their latest reported MKL position.
What does the MKL superinvestors page include?
This page tracks MKL positions reported by a curated group of notable institutional investors and fund managers through SEC Form 13F. MARKEL GROUP INC (MKL) on this page reflects disclosed 13F holdings among those superinvestors, not every institutional shareholder of the stock.
How many superinvestors hold MKL?
InsiderSet currently tracks 6 superinvestors reporting MKL holdings in the latest available 13F data. This is the curated set on this page, not the total number of institutions that own MKL.
How much MKL stock do superinvestors hold?
Superinvestors tracked by InsiderSet disclosed approximately $210.54M in MKL holdings for Q2 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value, and it covers the curated superinvestors on this page rather than every institutional filer.
When were MKL superinvestor holdings last updated?
The latest MKL superinvestor holdings on InsiderSet are based on SEC Form 13F filings for the quarter ended June 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time holdings.
Are superinvestor MKL holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by these superinvestors as of the end of the reporting quarter. A superinvestor may have changed its MKL position after the reporting date.
Are superinvestors buying or selling MKL?
Buying and selling can be analyzed by comparing MKL positions across consecutive 13F reporting periods. InsiderSet's MKL Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View MKL ownership changes.
How have superinvestor MKL holdings changed over time?
InsiderSet tracks MKL holdings among these superinvestors across multiple 13F reporting periods, so holder counts, reported value, and reported shares can be compared over time.