GREAT LAKES ADVISORS, LLC

Position in BRK-B — Berkshire Hathaway Inc

CIK 1078013 CHICAGO, IL

Back to BRK-B Full portfolio

Position in BRK-B

as of Jun 30, 2026 · filed Aug 10, 2026 Compact

Position Value

$104,261,759

-$8,968,406 QoQ

Shares Held

208,361

-11.8% QoQ

Ownership

0.015%

of shares outstanding

% of Portfolio

0.89%

of 13F equity value

Holder Rank

#349

of 4,965 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 91% Shared 0% None 9%

Common Shares in BRK-B Over Time

Shares Held

Position Value (USD)

Position in Insurance - Diversified

Financial Services · as of Jun 30, 2026

GREAT LAKES ADVISORS, LLC holds $286,657,496 across 4 Insurance - Diversified names. BRK-B ranks #2 (36.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	HIG	Hartford Insurance Group, Inc.	1,165,981	$154,515,799
2	BRK-B	Berkshire Hathaway Inc This page	208,361	$104,261,759
3	ACGL	Arch Capital Group Ltd.	282,932	$27,461,379
4	AIG	American International Group, Inc.	5,616	$418,559

All Filings in BRK-B

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45 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$104,261,759	208,361	-11.8%	Shares	Sole	2026-08-10
2026-03-31	$113,230,165	236,290	-10.0%	Shares	Sole	2026-05-12
2025-12-31	$131,900,384	262,410	-2.2%	Shares	Sole	2026-02-12
2025-09-30	$134,899,216	268,328	-1.9%	Shares	Sole	2025-11-03
2025-06-30	$132,883,839	273,553	-1.8%	Shares	Sole	2025-08-11
2025-03-31 BRK-A	$798,442	1	-50.0%	Shares	Sole	2025-05-16
2025-03-31	$148,332,582	278,517	+0.5%	Shares	Sole	2025-05-16
2024-12-31 BRK-A	$1,361,840	2	0.0%	Shares	Sole	2025-02-10
2024-12-31	$125,634,255	277,167	-2.4%	Shares	Sole	2025-02-10
2024-09-30 BRK-A	$1,382,360	2	0.0%	Shares	Sole	2024-11-04
2024-09-30	$130,694,507	283,958	-4.0%	Shares	Sole	2024-11-04
2024-06-30 BRK-A	$1,224,482	2	+100.0%	Shares	Sole	2024-08-06
2024-06-30	$120,296,859	295,715	-7.3%	Shares	Sole	2024-08-06
2024-03-31 BRK-A	$634,440	1	0.0%	Shares	Sole	2024-05-08
2024-03-31	$134,128,636	318,959	-1.6%	Shares	Sole	2024-05-08
2023-12-31 BRK-A	$542,625	1	0.0%	Shares	Sole	2024-02-08
2023-12-31	$115,643,793	324,241	-5.5%	Shares	Other	2024-02-08
2023-09-30 BRK-A	$531,477	1	0.0%	Shares	Sole	2023-11-07
2023-09-30	$120,139,937	342,963	+16.7%	Shares	Sole	2023-11-07
2023-06-30 BRK-A	$517,810	1	0.0%	Shares	Sole	2023-08-10
2023-06-30	$100,233,540	293,940	-9.9%	Shares	Sole	2023-08-10
2023-03-31 BRK-A	$465,600	1	0.0%	Shares	Sole	2023-05-10
2023-03-31	$100,735,593	326,248	+58.1%	Shares	Sole	2023-05-10
2022-12-31 BRK-A	$468,711	1	0.0%	Shares	Sole	2023-02-09
2022-12-31	$6,495,913	206,359	-3.2%	Shares	Sole	2023-02-09
2022-09-30 BRK-A	$406,470	1	0.0%	Shares	Sole	2022-11-09
2022-09-30	$56,926,527	213,192	-5.6%	Shares	Sole	2022-11-09
2022-06-30 BRK-A	$408,950	1	0.0%	Shares	Sole	2022-08-09
2022-06-30	$61,666,753	225,869	-15.7%	Shares	Sole	2022-08-09
2022-03-31 BRK-A	$528,921	1	0.0%	Shares	Sole	2022-05-06
2022-03-31	$94,535,766	267,875	+4.2%	Shares	Other	2022-05-06
2021-12-31 BRK-A	$450,662	1	0.0%	Shares	Sole	2022-02-09
2021-12-31	$76,895,325	257,175	-5.7%	Shares	Defined	2022-02-09
2021-09-30 BRK-A	$411,379	1	0.0%	Shares	Sole	2021-11-09
2021-09-30	$74,425,006	272,679	-1.6%	Shares	Sole	2021-11-09
2021-06-30 BRK-A	$418,601	1	0.0%	Shares	Sole	2021-08-11
2021-06-30	$76,981,337	276,991	+1.8%	Shares	Sole	2021-08-11
2021-03-31 BRK-A	$385,702	1	0.0%	Shares	Sole	2021-05-03
2021-03-31	$69,540,977	272,208	-3.6%	Shares	Sole	2021-05-03
2020-12-31 BRK-A	$347,815	1	0.0%	Shares	Sole	2021-02-09
2020-12-31	$65,495,623	282,467	+0.7%	Shares	Sole	2021-02-09
2020-09-30 BRK-A	$320,001	1	—	Shares	Sole	2020-11-04
2020-09-30	$59,746,491	280,579	-3.9%	Shares	Sole	2020-11-04
2020-06-30	$52,138,307	292,075	+4.5%	Shares	Other	2020-08-07
2020-03-31	$51,092,390	279,453	—	Shares	Defined	2020-05-08
No filing history on record for this holder in this stock.