MKL — MARKEL CORP

Ownership history in XTX Topco Ltd  ·  8 quarters on record

This page tracks every 13F SEC filing in which XTX Topco Ltd reported a position in MARKEL CORP (MKL). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.2% (2023 Q4)
Avg. % of fund
0.1%
First filed
2021 Q3
Last filed
2025 Q3
Quarters held
8
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 ADDED 1,039 +850 +449.7% 0.10% $2.0M $1911.36
2025 Q1 REDUCED 189 -92 -32.7% 0.02% $353K $1869.61
2024 Q4 REDUCED 281 -620 -68.8% 0.04% $485K $1726.23
2024 Q3 ADDED 901 +249 +38.2% 0.10% $1.4M $1568.58
2023 Q4 ADDED 652 +474 +266.3% 0.20% $926K $1419.90
2023 Q3 REDUCED 178 -262 -59.5% 0.04% $262K $1472.49
2023 Q2 ADDED 440 +35 +8.6% 0.11% $609K $1383.18
2021 Q3 INITIATED 405 — — 0.16% $484K $1195.13
% of Fund (quarterly)    MKL price (monthly, adj. close)

Other funds also holding MKL

As of 2025 Q4 — sorted by position size

STEGINSKY CAPITAL LLC 3Y 7Y 14.85% Citadel Investment Advisory, Inc. 3Y 14.51% GREENLEA LANE CAPITAL MANAGEMENT, LLC 3Y 7Y 14.37% Capco Asset Management, LLC 3Y 7Y 13.72% Graham Holdings Co 3Y 11.01% AVENIR CORP 3Y 7Y 10.82% BANYAN CAPITAL MANAGEMENT, INC. 3Y 7Y 10.55% JANA Partners Management, LP 9.08% BARR E S & CO 3Y 7Y 8.72% Lafayette Investments, Inc. 3Y 7Y 8.29%
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