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WRB · Berkley W R Corp

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$68.44 +0.10 (+0.15%) At close · Aug 28
S&P 500 member Russell 1000 member Rebalance outlook locked
Market Cap
$25.41B
Shares
371.23M

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

WRB Short Interest Forecast

Equibles' model estimates 15,013,460 shares sold short for the August 31, 2026 settlement, +1.1% 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
15,013,460 +1.1% vs reported
The latest estimate appears in the chart below. Official release expected Sep 10. Methodology
Short Squeeze Score
55/100
Short interest 4.0% of shares — P67 Days to cover 8.7 — P87 Price vs VWAP -1.8% — P43 Short-volume trend -6.4% — P28 Short interest change -4.8% — P37 Worst FTD 0.00% of shares — P33

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 14,856,832 15,608,018 -751,186 8.72
    2026-07-31 15,608,018 17,721,972 -2,113,954 7.27
    2026-07-15 17,721,972 17,838,099 -116,127 9.64
    2026-06-30 17,838,099 18,772,707 -934,608 7.87
    2026-06-15 18,772,707 18,495,039 +277,668 8.84
    2026-05-29 18,495,039 18,590,945 -95,906 6.98
    2026-05-15 18,590,945 19,023,468 -432,523 11.11
    2026-04-30 19,023,468 18,445,428 +578,040 7.72
    2026-04-15 18,445,428 20,193,825 -1,748,397 11.15
    2026-03-31 20,193,825 19,133,915 +1,059,910 7.40
    2026-03-13 19,133,915 20,193,402 -1,059,487 10.85
    2026-02-27 20,193,402 20,103,374 +90,028 9.02
    2026-02-13 20,103,374 19,132,103 +971,271 9.67
    2026-01-30 19,132,103 18,401,650 +730,453 6.46
    2026-01-15 18,401,650 17,506,059 +895,591 8.05
    2025-12-31 17,506,059 24,860,492 -7,354,433 6.53
    2025-12-15 24,860,492 25,869,453 -1,008,961 4.95
    2025-11-28 25,869,453 24,168,675 +1,700,778 14.21
    2025-11-14 24,168,675 21,048,792 +3,119,883 9.01
    2025-10-31 21,048,792 9,775,731 +11,273,061 5.02
    2025-10-15 9,775,731 8,883,955 +891,776 5.03
    2025-09-30 8,883,955 8,944,103 -60,148 4.06
    2025-09-15 8,944,103 8,761,818 +182,285 6.01

    Full FINRA short interest reporting calendar

    Showing 1–23 of 23 settlements
    Key facts CIK 11544 CUSIP 084423102 13F (30d) 644 filings 602 filers Visit website Investor relations

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