Mastercard Foundation Asset Management Corp holds a concentrated book of 3 stocks worth $32.1B as of Q2 2026 (disclosed Jul 29, 2026, a ~29-day 13F lag). This quarter they trimmed Mastercard Inc - A. Their largest long position is Mastercard Inc - A at 97% of the equity book.
Top-heavy: concentrated book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
97% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices, no cost basis
No buys this quarter.
Other tracked managers holding the same core names as Mastercard Foundation Asset Management Corp
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| BlackRock, Inc. | 3 / 3 | $39.4B |
| JPMORGAN CHASE & CO | 3 / 3 | $28.0B |
| MORGAN STANLEY | 3 / 3 | $20.0B |
| JONES FINANCIAL COMPANIES LLLP | 3 / 3 | $13.5B |
| FMR LLC | 3 / 3 | $13.1B |
| BANK OF AMERICA CORP /DE/ | 3 / 3 | $11.3B |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 3 / 3 | $11.3B |
| Creative Planning | 3 / 3 | $10.5B |
Ranked by the share of each fund's own book sitting in the names it shares with Mastercard Foundation Asset Management Corp: only funds sharing at least a tenth of the book qualify. Index giants, bank custody books and market makers are excluded. They hold everything, so their overlap says nothing.
Bars show each stock's share of the portfolio. Click a row for its position history.
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/2006397/holdings"
Use Arkolith to show Mastercard Foundation Asset Management Corp's latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q2 2026 | Jun 30, 2026 | Jul 29, 2026 | 3 | $32.1B | 13F-HR |
| Q1 2026 | Mar 31, 2026 | Apr 16, 2026 | 3 | $33.7B | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Jan 23, 2026 | 3 | $41.1B | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Oct 20, 2025 | 4 | $43.3B | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Aug 1, 2025 | 3 | $44.8B | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 9, 2025 | 3 | $45.6B | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 12, 2025 | 1 | $44.6B | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.