TRB Advisors LP holds a concentrated book of 6 stocks worth $232.9M as of Q2 2026 (disclosed Aug 13, 2026, a ~44-day 13F lag). This quarter they opened Vanguard S&P 500 ETF and trimmed Apple Inc. Their largest long position is Vanguard S&P 500 ETF at 44% 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.
13% 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 TRB Advisors LP
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| ROYAL BANK OF CANADA | 7 / 6 | $38.6B |
| Focus Partners Wealth | 7 / 6 | $6.8B |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | 7 / 6 | $3.4B |
| JANE STREET GROUP, LLC | 7 / 6 | $514.7M |
| BlackRock, Inc. | 6 / 6 | $556.7B |
| FMR LLC | 6 / 6 | $164.1B |
| MORGAN STANLEY | 6 / 6 | $139.6B |
| JPMORGAN CHASE & CO | 6 / 6 | $123.6B |
Ranked by how many of TRB Advisors LP's top 6 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 | Vanguard Index FDS S&P 500 ETF SHS | $103.0M | 150.0K | 44.2% | ▲New New position | |
| 2 | Vaneck ETF Trust SEMICONDUCTR ETF | $65.6M | 100.0K | 28.2% | ▲New New position | |
| 3 | KKR & Co Inc COM | $26.3M | 286.2K | 11.3% | —Held | |
| 4 | Space Exploration Techn Corp CLASS A COM STK | $17.1M | 100.3K | 7.4% | ▲New New position | |
| 5 | Tremblant Global ETF ETF SHS | $17.1M | 550.0K | 7.3% | ▲+10% Added · +50K sh | |
| 6 | Apple Inc COM | $3.8M | 13.0K | 1.6% | ▼−93% Reduced · −162K sh |
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/1513300/holdings"
Use Arkolith to show TRB Advisors LP'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 | Aug 13, 2026 | 6 | $232.9M | 13F-HR |
| Q1 2026 | Mar 31, 2026 | May 8, 2026 | 5 | $145.9M | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Oct 31, 2025 | 11 | $496.3M | 13F-HR/A |
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.