WINTON GROUP Ltd

Position in BRK-B — Berkshire Hathaway Inc

CIK 1612063 LONDON, X0

Back to BRK-B Full portfolio

Position in BRK-B

as of Jun 30, 2026 · filed Aug 7, 2026 Compact

Position Value

$177,684,784

+$7,301,809 QoQ

Shares Held

30,562

-0.0% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

6.18%

of 13F equity value

Holder Rank

#244

of 4,965 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in BRK-B Over Time

Shares Held

Position Value (USD)

Position in Insurance - Diversified

Financial Services · as of Jun 30, 2026

WINTON GROUP Ltd holds $194,043,266 across 4 Insurance - Diversified names. BRK-B ranks #1 (91.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	BRK-B	Berkshire Hathaway Inc This page	30,562	$177,684,784
2	AIG	American International Group, Inc.	152,100	$11,336,013
3	ACGL	Arch Capital Group Ltd.	47,650	$4,624,909
4	HIG	Hartford Insurance Group, Inc.	3,000	$397,560

All Filings in BRK-B

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40 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30 BRK-A	$162,500,450	217	0.0%	Shares	Sole	2026-08-07
2026-06-30	$15,184,334	30,345	-0.0%	Shares	Sole	2026-08-07
2026-03-31 BRK-A	$155,836,380	217	0.0%	Shares	Sole	2026-05-12
2026-03-31	$14,546,595	30,356	+426.5%	Shares	Sole	2026-05-12
2025-12-31 BRK-A	$163,791,600	217	0.0%	Shares	Sole	2026-02-11
2025-09-30 BRK-A	$163,661,400	217	0.0%	Shares	Sole	2025-11-13
2025-06-30 BRK-A	$158,149,600	217	0.0%	Shares	Sole	2025-08-14
2025-06-30	$2,800,949	5,766	+1072.0%	Shares	Sole	2025-08-14
2025-03-31 BRK-A	$173,261,914	217	0.0%	Shares	Sole	2025-05-15
2024-12-31 BRK-A	$147,759,640	217	0.0%	Shares	Sole	2025-02-12
2024-09-30 BRK-A	$149,986,060	217	0.0%	Shares	Sole	2024-11-12
2024-09-30	$226,447	492	-83.0%	Shares	Sole	2024-11-12
2024-06-30 BRK-A	$132,856,297	217	0.0%	Shares	Sole	2024-08-09
2024-03-31 BRK-A	$137,673,480	217	0.0%	Shares	Sole	2024-05-14
2024-03-31	$1,219,508	2,900	-78.9%	Shares	Sole	2024-05-14
2023-12-31 BRK-A	$117,749,625	217	0.0%	Shares	Sole	2024-02-12
2023-09-30 BRK-A	$115,330,509	217	-5.7%	Shares	Sole	2023-11-13
2023-06-30 BRK-A	$119,096,300	230	+6.0%	Shares	Sole	2023-08-14
2023-03-31 BRK-A	$101,035,200	217	0.0%	Shares	Sole	2023-05-12
2022-12-31 BRK-A	$101,710,287	217	0.0%	Shares	Sole	2023-02-14
2022-09-30 BRK-A	$88,203,990	217	0.0%	Shares	Sole	2022-11-10
2022-06-30 BRK-A	$88,742,150	217	+2.4%	Shares	Sole	2022-08-10
2022-06-30	$3,743,923	13,713	+22.5%	Shares	Sole	2022-08-10
2022-03-31 BRK-A	$112,131,252	212	0.0%	Shares	Sole	2022-05-11
2022-03-31	$3,951,180	11,196	-28.1%	Shares	Sole	2022-05-11
2021-12-31 BRK-A	$95,540,344	212	0.0%	Shares	Sole	2022-02-10
2021-12-31	$4,657,224	15,576	+50.3%	Shares	Sole	2022-02-10
2021-09-30 BRK-A	$87,212,348	212	0.0%	Shares	Sole	2021-10-28
2021-09-30	$2,828,750	10,364	+25.0%	Shares	Sole	2021-10-28
2021-06-30 BRK-A	$88,743,412	212	0.0%	Shares	Sole	2021-08-10
2021-06-30	$2,303,678	8,289	+21.9%	Shares	Sole	2021-08-10
2021-03-31 BRK-A	$81,768,824	212	0.0%	Shares	Sole	2021-07-21
2021-03-31	$1,737,196	6,800	-23.2%	Shares	Sole	2021-07-21
2020-12-31 BRK-A	$73,736,780	212	+1.9%	Shares	Sole	2021-02-12
2020-12-31	$2,053,208	8,855	-74.6%	Shares	Sole	2021-02-12
2020-09-30 BRK-A	$66,560,208	208	0.0%	Shares	Sole	2020-10-30
2020-09-30	$7,412,867	34,812	-37.8%	Shares	Sole	2020-10-30
2020-06-30 BRK-A	$55,598,400	208	—	Shares	Sole	2020-08-05
2020-06-30	$9,994,953	55,991	+88.7%	Shares	Sole	2020-08-05
2020-03-31	$5,425,480	29,675	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.