Aquamarine Zurich’s Mastercard MA Stock Holding History

Aquamarine Zurich’s Portfolio MA Stock Details MA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$20.5M	Hold	40,000	–	–	14.26%	4
2026 Q1	$20M	Hold	40,000	–	–	14.77%	3
2025 Q4	$22.8M	Sell	40,000 -25,750	-39%	-$14.4M	15.48%	3
2025 Q3	$37.4M	Hold	65,750	–	–	11.78%	4
2025 Q2	$36.9M	Hold	65,750	–	–	11.92%	3
2025 Q1	$36M	Hold	65,750	–	–	12.27%	3
2024 Q4	$34.6M	Hold	65,750	–	–	12.04%	3
2024 Q3	$32.5M	Hold	65,750	–	–	11.37%	3
2024 Q2	$29M	Hold	65,750	–	–	11.05%	4
2024 Q1	$31.7M	Hold	65,750	–	–	12.09%	3
2023 Q4	$28M	Hold	65,750	–	–	12.26%	3
2023 Q3	$26M	Hold	65,750	–	–	12.83%	3
2023 Q2	$25.9M	Hold	65,750	–	–	12.33%	4
2023 Q1	$23.9M	Hold	65,750	–	–	12.36%	3
2022 Q4	$22.9M	Hold	65,750	–	–	12.3%	4
2022 Q3	$18.7M	Buy	+65,750	New	+$21.8M	11.37%	4

Other funds holding MA

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Mastercard Foundation Asset Management (MFAM) Toronto, Ontario, Canada $32.1B AUM 8.22% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Aquamarine Zurich's MA Position: Q2 2026 in Review

Aquamarine Zurich held its Mastercard (MA) position steady in Q2 2026 at 40,000 shares worth $20.5M. The position accounts for 14.26% of the portfolio, ranked #4.

Aquamarine Zurich first reported a position in MA in Q3 2022 and has held it in 16 quarters since. The position peaked at $37.4M in Q3 2025. 3,592 funds tracked by Wall St. Rank hold MA as of Q2 2026.

Aquamarine Zurich held 40,000 shares of Mastercard worth $20.5M as of Q2 2026.
Aquamarine Zurich left its Mastercard share count unchanged in Q2 2026.
Mastercard made up 14.26% of Aquamarine Zurich's portfolio in Q2 2026, its #4 holding.
Aquamarine Zurich first reported a position in Mastercard in Q3 2022 and has held it in 16 quarters since.
Aquamarine Zurich's Mastercard position peaked at $37.4M in Q3 2025.
3,592 funds tracked by Wall St. Rank held Mastercard as of Q2 2026.

Based on Aquamarine Zurich's 13F filing for Q2 2026, filed 10 Jul 2026.