Latest Aquamarine Zurich AG Stock Portfolio

$144Million | No. of Holdings #7

About Aquamarine Zurich AG and 13F Hedge Fund Stock Holdings

On 2026-07-10, the fund reported it's updated stock portfolio. In the 13F Holdings report, Aquamarine Zurich AG reported an equity portfolio of $144.1 Millions as of 30 Jun, 2026. <br><br> The top stock holdings of Aquamarine Zurich AG are , , AXP. The fund has invested 33.9% of it's portfolio in BERKSHIRE HATHAWAY INC DEL and 15.6% of portfolio in BERKSHIRE HATHAWAY INC DEL. <br><br>

Aquamarine Zurich AG Equity Portfolio Value

Last Reported on: 10 Jul, 2026

$144Million

as of Jul 10, 2026

Aquamarine Zurich AG Annual Return Estimates Vs S&P 500

Performance

New Buys

No new stocks were added by Aquamarine Zurich AG

Additions

No additions were made to existing positions by Aquamarine Zurich AG

Reductions

None of the existing positions were reduced by Aquamarine Zurich AG

Sold off

None of the stocks were completely sold off by Aquamarine Zurich AG

Sector Distribution

Others
Financial Services
Technology

Sector	%
Others	57.2
Financial Services	38
Technology	4.8

Market Cap. Distribution

UNALLOCATED
MEGA-CAP
LARGE-CAP
SMALL-CAP

Category	%
UNALLOCATED	57.2
MEGA-CAP	29.5
LARGE-CAP	8.5
SMALL-CAP	4.8

Stocks belong to which Index?

Others
S&P 500
RUSSELL 2000

Index	%
Others	57.2
S&P 500	38
RUSSELL 2000	4.8

Top 5 Winners (%)		%
DJCO	daily journal corp	24.6 %
AXP	american express co	11.8 %
RACE	ferrari n v	11.0 %
	berkshire hathaway inc del	4.4 %
	berkshire hathaway inc del	4.3 %

Top 5 Winners ($)		$
AXP	american express co	2.3 M
	berkshire hathaway inc del	2.1 M
DJCO	daily journal corp	1.4 M
RACE	ferrari n v	1.1 M
	berkshire hathaway inc del	0.9 M

Top 5 Losers (%)		%

Top 5 Losers ($)		$

Aquamarine Zurich AG Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of Aquamarine Zurich AG

$144.09MTotal Value

7.00Positions

10 Jul, 2026Last Reported

Current holdings of Current Stock Holdings of Aquamarine Zurich AG, last reported on 10 Jul, 2026. Select a row with a linked ticker to view its historical trend.
Holdingsorted ascending	% Portfolio	Shares Held	$ Value	% Change
AXP American Express Co American Express Co AXP Aquamarine Zurich AG's holding in American Express Co over time	15.26%	65,000	$21.99M 15.26%	unchanged 0 percentunchanged

DJCO Daily Journal Corp Daily Journal CorpDJCO Aquamarine Zurich AG's holding in Daily Journal Corp over time	4.8%	11,500	$6.91M 4.8%	unchanged 0 percentunchanged

MA Mastercard Incorporated Mastercard IncorporatedMA Aquamarine Zurich AG's holding in Mastercard Incorporated over time	14.26%	40,000	$20.54M 14.26%	unchanged 0 percentunchanged

MCO Moodys Corp Moodys CorpMCO Aquamarine Zurich AG's holding in Moodys Corp over time	8.49%	27,000	$12.23M 8.49%	unchanged 0 percentunchanged

RACE Ferrari N V Ferrari N V RACE Aquamarine Zurich AG's holding in Ferrari N V over time	7.71%	30,000	$11.11M 7.71%	unchanged 0 percentunchanged

Cl B New Berkshire Hathaway Inc Del Berkshire Hathaway Inc Del Aquamarine Zurich AG's holding in Berkshire Hathaway Inc Del over time	33.89%	97,600	$48.84M 33.89%	unchanged 0 percentunchanged

Cl A Berkshire Hathaway Inc Del Berkshire Hathaway Inc Del Aquamarine Zurich AG's holding in Berkshire Hathaway Inc Del over time	15.59%	30.00	$22.47M 15.59%	unchanged 0 percentunchanged