Mastercard Foundation Asset Management Corp holds a concentrated book of 3 stocks worth $33.7B as of Q1 2026 (disclosed Apr 16, 2026, a ~45-day 13F lag). This quarter they trimmed Mastercard Inc - A. Their largest long position is Mastercard Inc - A at 97% of the equity book.
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.
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.
Bars show each stock's share of the portfolio. Click a row for its position history.
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| 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 ~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.