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D. E. Shaw & Co., Inc.

Position in WRB — Berkley W R Corp

CIK 1009207 New York, NY

Position in WRB

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$20,479,372
+$7,169,488 QoQ
Shares Held
290,364
+44.6% QoQ
Ownership
0.078%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#92
of 950 holders
Holding Since
Jun 2020
22 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in WRB Over Time

Shares Held

Position Value (USD)

Position in Insurance - Property & Casualty

Financial Services · as of Jun 30, 2026

D. E. Shaw & Co., Inc. holds $415,041,646 across 33 Insurance - Property & Casualty names. WRB ranks #6 (4.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 WRB
Berkley W R Corp
This page
290,364 $20,479,372

All Filings in WRB

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22 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $20,479,372 290,364
2026-03-31 $13,309,884 200,813
2025-09-30 $211,777 2,764
2025-06-30 $232,238 3,161
2024-09-30 $4,193,141 73,914
2024-06-30 $4,885,242 62,169
2024-03-31 $821,518 9,289
2023-12-31 $3,625,250 51,262
2023-09-30 $14,714,644 231,763
2023-06-30 $56,686,158 951,748
2023-03-31 $35,746,606 574,150
2022-12-31 $6,952,786 95,808
2022-09-30 $4,777,107 73,972
2022-06-30 $5,798,964 84,954
2022-03-31 $21,243,658 319,022
2021-12-31 $46,086,603 559,371
2021-09-30 $66,726,383 911,813
2021-06-30 $83,058,073 1,115,922
2021-03-31 $74,052,722 982,783
2020-12-31 $47,083,211 708,871
2020-09-30 $7,380,872 120,701
2020-06-30 $2,566,360 44,796