Washington University holds a concentrated book of 3 stocks worth $264.8M as of Q2 2026 (disclosed Jul 14, 2026, a ~45-day 13F lag). This quarter they opened Cerebras Systems Inc. Their largest long position is Nu Holdings Ltd/cayman Isl-A at 53% 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/903603/holdings"
Use Arkolith to show WASHINGTON UNIVERSITY'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.
54% 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
Other tracked managers holding the same core names as Washington University
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| GAMMA Investing LLC | 4 / 3 | $304K |
| BlackRock, Inc. | 3 / 3 | $5.4B |
| MORGAN STANLEY | 3 / 3 | $2.1B |
| FMR LLC | 3 / 3 | $1.5B |
| STATE STREET CORP | 3 / 3 | $1.5B |
| JPMORGAN CHASE & CO | 3 / 3 | $1.3B |
| BANK OF AMERICA CORP /DE/ | 3 / 3 | $716.4M |
| PRICE T ROWE ASSOCIATES INC /MD/ | 3 / 3 | $675.4M |
Ranked by how many of Washington University's top 3 disclosed names each fund also holds: a cross-fund conviction signal from the latest 13F of every tracked manager.
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Nu Holdings Ltd ORD SHS CL A | $141.2M | 10.57M | 53.3% | —Held | |
| 2 | Cerebras Systems Inc COM CL A | $121.8M | 551.1K | 46.0% | ▲New New position | |
| 3 | Rubrik Inc CL A | $1.8M | 22.8K | 0.7% | ▲New New position |
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q2 2026 | Jun 30, 2026 | Jul 14, 2026 | 3 | $264.8M | 13F-HR |
| Q1 2026 | Mar 31, 2026 | May 6, 2026 | 2 | $160.2M | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Jan 16, 2026 | 5 | $197.8M | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 3, 2025 | 3 | $178.5M | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Jul 18, 2025 | 4 | $121.4M | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 5, 2025 | 2 | $110.8M | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Jan 24, 2025 | 3 | $117.5M | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Oct 29, 2024 | 4 | $154.2M | 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.