Leonteq Securities AG

Broker-Dealer

Position in BRK-B — Berkshire Hathaway Inc

CIK 1535950 ZURICH, V8

Back to BRK-B Full portfolio

Position in BRK-B

as of Jun 30, 2026 · filed Jul 27, 2026 Compact

Position Value

$3,821,978

-$118,962 QoQ

Shares Held

7,638

-7.1% QoQ

Ownership

0.001%

of shares outstanding

% of Portfolio

0.23%

of 13F equity value

Holder Rank

#2,123

of 4,965 holders

Holding Since

Dec 2020

23 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in BRK-B Over Time

Shares Held

Position Value (USD)

Derivatives in BRK-B

reported options exposure · as of Dec 31, 2020

CallValue

CallShares

PutValue

$5,796,750

PutShares

25,000

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 - Diversified

Financial Services · as of Jun 30, 2026

Leonteq Securities AG holds $4,639,965 across 4 Insurance - Diversified names. BRK-B ranks #1 (82.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	BRK-B	Berkshire Hathaway Inc This page	7,638	$3,821,978
2	AIG	American International Group, Inc.	10,576	$788,229
3	HIG	Hartford Insurance Group, Inc.	144	$19,082
4	ACGL	Arch Capital Group Ltd.	110	$10,676

All Filings in BRK-B

Export CSV

24 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$3,821,978	7,638	-7.1%	Shares	Sole	2026-07-27
2026-03-31	$3,940,940	8,224	-27.6%	Shares	Sole	2026-04-27
2025-12-31	$5,708,596	11,357	+18.5%	Shares	Sole	2026-02-06
2025-09-30	$4,819,768	9,587	-59.1%	Shares	Sole	2026-02-17
2025-06-30	$11,391,306	23,450	+88.8%	Shares	Sole	2026-02-17
2025-03-31	$6,613,578	12,418	-48.9%	Shares	Sole	2026-02-23
2024-12-31	$11,016,517	24,304	+105.4%	Shares	Sole	2026-02-23
2024-09-30	$5,445,336	11,831	+24.4%	Shares	Sole	2026-03-04
2024-06-30	$3,870,295	9,514	+1.5%	Shares	Sole	2026-03-04
2024-03-31	$3,942,375	9,375	-32.5%	Shares	Sole	2026-03-11
2023-12-31	$4,950,084	13,879	+33.8%	Shares	Sole	2026-03-11
2023-09-30	$3,634,362	10,375	+11.8%	Shares	Sole	2026-03-11
2023-06-30	$3,163,116	9,276	-38.0%	Shares	Sole	2026-03-11
2023-03-31	$4,616,420	14,951	-1.3%	Shares	Sole	2026-03-11
2022-12-31	$4,681,070	15,154	-24.4%	Shares	Sole	2026-03-26
2022-09-30	$5,350,012	20,036	+51.2%	Shares	Sole	2026-03-26
2022-06-30	$3,618,607	13,254	+122.3%	Shares	Sole	2026-03-26
2022-03-31	$2,104,402	5,963	-32.9%	Shares	Sole	2026-03-26
2021-12-31	$2,657,811	8,889	+13.4%	Shares	Sole	2026-03-26
2021-09-30	$2,139,576	7,839	+115.8%	Shares	Sole	2026-03-26
2021-06-30	$1,009,405	3,632	+90.6%	Shares	Sole	2026-03-26
2021-03-31	$486,925	1,906	-94.8%	Shares	Sole	2026-03-26
2020-12-31	$5,796,750	25,000	—	Put	Sole	2026-03-26
2020-12-31	$8,530,729	36,791	—	Shares	Sole	2026-03-26
No filing history on record for this holder in this stock.