D. E. Shaw & Co., Inc.

Position in WRB — Berkley W R Corp

CIK 1009207 New York, NY

Position in WRB

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$13,309,884

+$13,098,107 QoQ

Shares Held

200,813

+7165.3% QoQ

Ownership

0.054%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2020

21 quarters on record

Voting authority Sole 99.45222669847071.ToString("F0")% Shared 0.ToString("F0")% None 0.5477733015292835.ToString("F0")%

Financial Services · as of Mar 31, 2026

D. E. Shaw & Co., Inc. holds $375,129,729 across 28 Insurance - Property & Casualty names. WRB ranks #8 (3.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PGR	Progressive Corp/Oh/	448,962	$89,002,225
2	KMPR	KEMPER Corp	2,654,631	$81,125,522
3	ALL	Allstate Corp	156,581	$32,465,504
4	PRCH	Porch Group, Inc.	4,361,800	$31,274,105
5	AFG	American Financial Group Inc	183,047	$23,376,932
6	LMND	Lemonade, Inc.	338,605	$21,223,761
7	WTM	White Mountains Insurance Group Ltd	8,910	$19,574,913
8	WRB	Berkley W R Corp This page	200,813	$13,309,884

21 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$13,309,884	200,813	+7165.3%	Shares	Defined	2026-05-15
2025-09-30	$211,777	2,764	-12.6%	Shares	Defined	2025-11-14
2025-06-30	$232,238	3,161	-95.7%	Shares	Defined	2025-08-14
2024-09-30	$4,193,141	73,914	+18.9%	Shares	Defined	2024-11-14
2024-06-30	$3,256,827	62,169	+569.3%	Shares	Defined	2024-08-14
2024-03-31	$547,679	9,289	-81.9%	Shares	Defined	2024-05-15
2023-12-31	$2,416,833	51,262	-77.9%	Shares	Defined	2024-02-14
2023-09-30	$9,809,762	231,763	-75.6%	Shares	Defined	2023-11-14
2023-06-30	$37,790,771	951,748	+65.8%	Shares	Defined	2023-08-14
2023-03-31	$23,831,070	574,150	+499.3%	Shares	Defined	2023-05-15
2022-12-31	$4,635,190	95,808	+29.5%	Shares	Defined	2023-02-14
2022-09-30	$3,184,737	73,972	-12.9%	Shares	Defined	2022-11-14
2022-06-30	$3,865,976	84,954	-73.4%	Shares	Defined	2022-08-15
2022-03-31	$14,162,438	319,022	-43.0%	Shares	Defined	2022-05-16
2021-12-31	$20,482,934	559,371	-38.7%	Shares	Defined	2022-02-14
2021-09-30	$29,656,170	911,813	-18.3%	Shares	Defined	2021-11-15
2021-06-30	$36,914,699	1,115,922	+13.5%	Shares	Defined	2021-08-16
2021-03-31	$32,912,321	982,783	+38.6%	Shares	Defined	2021-05-17
2020-12-31	$20,925,871	708,871	+487.3%	Shares	Defined	2021-02-16
2020-09-30	$3,280,386	120,701	+169.4%	Shares	Defined	2020-11-16
2020-06-30	$1,140,604	44,796	—	Shares	Defined	2020-08-14
No filing history on record for this holder in this stock.