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Equibles

CITADEL ADVISORS LLC

Position in WRB — Berkley W R Corp

CIK 1423053 MIAMI, FL
Back to WRB Full portfolio

Position in WRB

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$104,099,035
+$11,695,370 QoQ
Shares Held
1,475,954
+5.9% QoQ
Ownership
0.398%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
#30
of 947 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in WRB Over Time

Shares Held

Position Value (USD)

Derivatives in WRB

reported options exposure · as of Jun 30, 2026
CallValue
$1,692,720
CallShares
24,000
PutValue
$1,269,540
PutShares
18,000

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Insurance - Property & Casualty

Financial Services · as of Jun 30, 2026

CITADEL ADVISORS LLC holds $1,276,594,728 across 38 Insurance - Property & Casualty names. WRB ranks #4 (8.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 L
Loews Corp
 3,616,435 $409,416,606
2 PGR
Progressive Corp/Oh/
 719,059 $157,078,438
3 CB
Chubb Ltd
 409,669 $139,590,615
4 WRB
Berkley W R Corp
This page 		1,475,954 $104,099,035
5 KNSL
Kinsale Capital Group, Inc.
 170,778 $56,324,291
6 PLMR
Palomar Holdings, Inc.
 391,299 $49,456,280
7 AFG
American Financial Group Inc
 335,603 $46,964,283
8 STC
Stewart Information Services Corp
 588,641 $38,862,078

All Filings in WRB

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,692,720 24,000
2026-06-30 $1,269,540 18,000
2026-06-30 $104,099,035 1,475,954
2026-03-31 $1,723,280 26,000
2026-03-31 $92,403,665 1,394,141
2026-03-31 $2,803,644 42,300
2025-12-31 $7,870,969 112,250
2025-12-31 $1,914,276 27,300
2025-12-31 $1,142,956 16,300
2025-09-30 $6,819,638 89,006
2025-09-30 $2,421,192 31,600
2025-09-30 $1,294,878 16,900
2025-06-30 $1,337,226 18,201
2025-06-30 $2,343,693 31,900
2025-06-30 $1,836,750 25,000
2025-03-31 $633,324 8,900
2025-03-31 $5,298,288 74,456
2025-03-31 $4,305,180 60,500
2024-12-31 $2,124,276 36,300
2024-12-31 $21,498,843 367,376
2024-12-31 $2,165,240 37,000
2024-09-30 $1,809,687 31,900
2024-09-30 $4,399,411 77,550
2024-06-30 $1,375,150 17,500
2024-06-30 $3,536,102 45,000
2024-06-30 $36,287,717 461,793
2024-03-31 $840,180 9,500
2024-03-31 $3,882,516 43,900
2023-12-31 $2,206,465 31,200
2023-12-31 $1,704,353 24,100
2023-12-31 $2,581,564 36,504
2023-09-30 $44,881,306 706,903
2023-09-30 $1,269,801 20,000
2023-09-30 $831,719 13,100
2023-06-30 $941,048 15,800
2023-06-30 $970,828 16,300
2023-06-30 $88,412,426 1,484,425
2023-03-31 $778,250 12,500
2023-03-31 $55,788,179 896,051
2023-03-31 $1,220,296 19,600
2022-12-31 $2,148,072 29,600
2022-12-31 $413,649 5,700
2022-12-31 $57,338,427 790,112
2022-09-30 $232,487 3,600
2022-09-30 $62,509,257 967,936
2022-09-30 $558,616 8,650
2022-06-30 $593,862 8,700
2022-06-30 $17,946,591 262,915
2022-03-31 $769,113 11,550
2022-03-31 $34,652,210 520,382

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