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Ownership Diff · AMZN vs MA
AMZN vs MA
Amazon · Mastercard
Superinvestor ownership overlap, unique holders, and conviction comparison.
AMZN
Amazon
Technology
ConvictionScore−8
SignalSlight selling
Tracked owners3
MA
Mastercard
Financials
ConvictionScore0
SignalMixed
Tracked owners6
Ownership fingerprint
Who holds AMZN only, who holds MA only, and who holds both.
■ AMZN only (3)■ Both (0)■ MA only (6)
AMZN only
MA only
Only AMZN · 3
- Tom Slater8.7%
- Stephen Mandel6.9%
- David Tepper6.4%
Both · 0
No manager holds both AMZN and MA.
Only MA · 6
- Chuck Akre17.8%
- François Rochon11.2%
- Dev Kantesaria11.2%
- Terry Smith9.8%
- Polen Capital5.6%
- Andreas Halvorsen3.7%
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Remove with Pro →Frequently asked questions
Which has more hedge-fund owners: AMZN or MA?
AMZN (Amazon) is held by 3 tracked superinvestors; MA (Mastercard) is held by 6. MA has 3 more tracked holders. Full ranking by % of portfolio in the table below.
What managers hold both AMZN and MA?
0 tracked superinvestors hold both AMZN and MA based on the latest SEC 13F filings. Full overlap table below.
What is the overlap between AMZN and MA institutional ownership?
Across 9 unique tracked holders: 3 hold only AMZN (33%), 0 hold both (0%), 6 hold only MA (67%). The full Venn split + per-manager position % is on this page.
Sourced from SEC 13F filings (2026). Not investment advice. Methodology.