MKL · Markel Group Inc.
$1,818.69
+12.87 (+0.71%)
At close · Aug 28
View the 10-K filed Feb 26, 2026
Customer concentration
— top 5 customers 37% of revenue
5 customers — 37% of revenue (2025)
“In 2025, the top five independent brokers accounted for 37% of our underwriting gross premiums written.”
Market Cap
$22.53B
Shares
12.39M
Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.
Short Volume
| Date | Short Volume | Short Exempt | Total Volume | Short % |
|---|---|---|---|---|
| 2026-08-28 | 7,127 | 60 | 19,140 | 37.2% |
| 2026-08-27 | 12,589 | 2 | 24,614 | 51.1% |
| 2026-08-26 | 9,153 | 1 | 22,968 | 39.9% |
| 2026-08-25 | 7,753 | 0 | 20,815 | 37.2% |
| 2026-08-24 | 7,135 | 5 | 23,933 | 29.8% |
| 2026-08-21 | 8,298 | 0 | 28,540 | 29.1% |
| 2026-08-20 | 9,350 | 2 | 29,933 | 31.2% |
| 2026-08-19 | 9,783 | 4 | 27,734 | 35.3% |
| 2026-08-18 | 9,203 | 0 | 19,256 | 47.8% |
| 2026-08-17 | 7,846 | 20 | 18,500 | 42.4% |
| 2026-08-14 | 6,493 | 0 | 13,477 | 48.2% |
| 2026-08-13 | 9,048 | 108 | 16,085 | 56.2% |
| 2026-08-12 | 9,716 | 0 | 18,786 | 51.7% |
| 2026-08-11 | 9,811 | 0 | 18,812 | 52.2% |
| 2026-08-10 | 10,763 | 1 | 20,230 | 53.2% |
| 2026-08-07 | 6,709 | 0 | 15,794 | 42.5% |
| 2026-08-06 | 6,693 | 5 | 15,454 | 43.3% |
| 2026-08-05 | 12,185 | 11 | 27,066 | 45.0% |
| 2026-08-04 | 10,235 | 1 | 30,313 | 33.8% |
| 2026-08-03 | 11,179 | 1 | 37,975 | 29.4% |
| 2026-07-31 | 10,658 | 349 | 41,711 | 25.6% |
| 2026-07-30 | 14,765 | 305 | 50,501 | 29.2% |
| 2026-07-29 | 8,220 | 0 | 30,530 | 26.9% |
| 2026-07-28 | 10,349 | 1 | 25,837 | 40.1% |
| 2026-07-27 | 6,053 | 2 | 17,780 | 34.0% |
| 2026-07-24 | 4,216 | 0 | 12,056 | 35.0% |
| 2026-07-23 | 3,510 | 0 | 12,805 | 27.4% |
| 2026-07-22 | 4,452 | 1 | 15,804 | 28.2% |
| 2026-07-21 | 5,353 | 132 | 14,452 | 37.0% |
| 2026-07-20 | 5,979 | 0 | 15,098 | 39.6% |
| 2026-07-17 | 6,183 | 0 | 16,329 | 37.9% |
| 2026-07-16 | 8,206 | 1 | 17,036 | 48.2% |
| 2026-07-15 | 15,666 | 2 | 34,162 | 45.9% |
| 2026-07-14 | 10,019 | 0 | 25,336 | 39.5% |
| 2026-07-13 | 6,729 | 58 | 16,470 | 40.9% |
| 2026-07-10 | 6,716 | 0 | 14,397 | 46.6% |
| 2026-07-09 | 6,907 | 0 | 20,141 | 34.3% |
| 2026-07-08 | 6,986 | 0 | 25,398 | 27.5% |
| 2026-07-07 | 8,821 | 0 | 28,673 | 30.8% |
| 2026-07-06 | 6,661 | 0 | 30,489 | 21.8% |
| 2026-07-02 | 9,108 | 0 | 29,979 | 30.4% |
| 2026-07-01 | 11,124 | 2 | 44,025 | 25.3% |
| 2026-06-30 | 7,595 | 5 | 20,876 | 36.4% |
| 2026-06-29 | 10,283 | 51 | 26,415 | 38.9% |
| 2026-06-26 | 6,232 | 0 | 23,753 | 26.2% |
| 2026-06-25 | 7,137 | 1 | 24,450 | 29.2% |
| 2026-06-24 | 6,616 | 97 | 18,413 | 35.9% |
| 2026-06-23 | 6,481 | 0 | 17,623 | 36.8% |
| 2026-06-22 | 6,758 | 0 | 16,050 | 42.1% |
| 2026-06-18 | 5,565 | 0 | 14,300 | 38.9% |
Showing 1–50 of 63 days
Key facts
CIK
1096343
CUSIP
570535104
13F (30d)
600 filings
590 filers
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Investor relations