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MKL · Markel Group Inc.

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$1,818.69 +12.87 (+0.71%) At close · Aug 28
Russell 1000 member Rebalance outlook locked
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.”
View the 10-K filed Feb 26, 2026
Market Cap
$22.53B
Shares
12.39M

Shares sold short and not yet covered, reported twice monthly. Days to cover is the reported short position divided by average daily volume.

MKL Short Interest Forecast

Equibles' model estimates 231,794 shares sold short for the August 31, 2026 settlement, -1.4% versus the latest reported position. This model prediction uses FINRA data through August 21, 2026; FINRA's official release is expected September 10, 2026.

Model estimate

Expected Aug 31 short interest

as of Aug 21
231,794 -1.4% vs reported
The latest estimate appears in the chart below. Official release expected Sep 10. Methodology
Short Squeeze Score
51/100
Short interest 1.9% of shares — P49 Days to cover 3.9 — P60 Price vs VWAP -3.3% — P38 Short-volume trend +12.3% — P86 Short interest change -4.5% — P37 Worst FTD 0.00% of shares — P17

Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-08-14). Weighted mean of the available factors (short interest 30%, days to cover 20%, price vs VWAP 15%, short-volume trend 15%, short-interest change 10%, fails-to-deliver 10%) plus catalyst boosts (price spike, volume surge, earnings within days), capped at +20 and clamped to 100.

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    • Short Interest History

    Settlement Date Current Position Previous Position Change Days to Cover
    2026-09-15 Scheduled
    FINRA publishes Sep 24
    		 — — — —
    2026-08-31 Scheduled
    FINRA publishes Sep 10
    		 — — — —
    2026-08-14 234,969 246,071 -11,102 3.92
    2026-07-31 246,071 296,082 -50,011 3.87
    2026-07-15 296,082 297,569 -1,487 3.82
    2026-06-30 297,569 324,903 -27,334 3.85
    2026-06-15 324,903 298,481 +26,422 4.14
    2026-05-29 298,481 234,935 +63,546 3.75
    2026-05-15 234,935 186,903 +48,032 3.10
    2026-04-30 186,903 184,591 +2,312 2.22
    2026-04-15 184,591 182,161 +2,430 3.56
    2026-03-31 182,161 168,468 +13,693 3.34
    2026-03-13 168,468 157,069 +11,399 3.35
    2026-02-27 157,069 172,842 -15,773 3.42
    2026-02-13 172,842 190,515 -17,673 3.39
    2026-01-30 190,515 195,384 -4,869 3.62
    2026-01-15 195,384 207,275 -11,891 4.80
    2025-12-31 207,275 220,309 -13,034 6.26
    2025-12-15 220,309 215,824 +4,485 4.72
    2025-11-28 215,824 255,240 -39,416 4.88
    2025-11-14 255,240 215,057 +40,183 5.42
    2025-10-31 215,057 212,443 +2,614 5.00
    2025-10-15 212,443 196,291 +16,152 5.13
    2025-09-30 196,291 202,182 -5,891 3.99
    2025-09-15 202,182 180,851 +21,331 5.72

    Full FINRA short interest reporting calendar

    Showing 1–23 of 23 settlements
    Key facts CIK 1096343 CUSIP 570535104 13F (30d) 600 filings 590 filers Visit website Investor relations

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