13D·WATCH Activist + Insider Intelligence Live feed Blog About Pricing
ISSUER PROFILE · CIK 0002070900

BERKLEY W R CORPQUMSR

1 13D/G filings 1 distinct filers 0 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
1
1 SCHEDULE 13G
Distinct filers
1
single filer
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
10.67
as of 2026-09-30

13D/G Filings Timeline · 1 total

FiledFormFilerStakeSharesIntent
2026-08-06 SCHEDULE 13G BERKLEY W R CORP — — view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-09-30 4,876 10.67 -10.5%
2026-09-15 5,447 1.00 -18.7%
2026-08-31 6,698 21.75 -4.4%
2026-08-14 7,004 1.00 -28.0%
2026-07-31 9,732 47.71 -7.8%
2026-07-15 10,551 1.27 +6.9%
2026-06-30 9,871 6.32 -20.0%
2026-06-15 12,336 72.56 -1.6%
2026-05-29 12,538 1.00 -0.4%
2026-05-15 12,590 331.32 -6.0%
2026-04-30 13,397 13.36 -2.5%
2026-04-15 13,740 5.55 +85.1%

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