Greenbrier Partners Capital Management, LLC holds a concentrated book of 11 stocks worth $1.3B as of Q2 2026 (disclosed Aug 12, 2026, a ~43-day 13F lag). This quarter they opened PayPal Holdings Inc and trimmed Apple Inc. Their largest long position is Apple Inc at 22% 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.
100% 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 Greenbrier Partners Capital Management, LLC
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| BlackRock, Inc. | 12 / 11 | $1.1T |
| VANGUARD CAPITAL MANAGEMENT LLC | 12 / 11 | $919.5B |
| STATE STREET CORP | 12 / 11 | $655.8B |
| FMR LLC | 12 / 11 | $403.8B |
| GEODE CAPITAL MANAGEMENT, LLC | 12 / 11 | $391.8B |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 12 / 11 | $269.8B |
| MORGAN STANLEY | 12 / 11 | $250.1B |
| JPMORGAN CHASE & CO | 12 / 11 | $228.7B |
Ranked by the share of each fund's own book sitting in the names it shares with Greenbrier Partners Capital Management, LLC: 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.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Apple Inc COM | $288.3M | 996.2K | 21.6% | ▼−16% Reduced · −184K sh | |
| 2 | Meta Platforms Inc CL A | $207.6M | 368.5K | 15.6% | ▼−6.7% Reduced · −27K sh | |
| 3 | Costco Wholesale Corporation COM | $207.4M | 221.7K | 15.5% | ▼−0.3% Reduced · −742 sh | |
| 4 | Amazon Com Inc COM | $147.6M | 619.1K | 11.1% | ▼−0.3% Reduced · −2K sh | |
| 5 | Alphabet Inc CAP STK CL C | $145.4M | 411.4K | 10.9% | ▼−11% Reduced · −51K sh | |
| 6 | Alphabet Inc CAP STK CL A | $141.3M | 395.3K | 10.6% | ▼−12% Reduced · −52K sh | |
| 7 | Spotify Technology S A SHS | $50.5M | 110.0K | 3.8% | ▲+212% Added · +75K sh | |
| 8 | Markel Group Inc COM | $49.9M | 25.5K | 3.7% | ▼−0.3% Reduced · −85 sh | |
| 9 | Microsoft Corp COM | $44.2M | 118.4K | 3.3% | ▼−0.3% Reduced · −396 sh | |
| 10 | Berkshire Hathaway Inc Del CL B NEW | $40.2M | 80.4K | 3.0% | ▼−0.3% Reduced · −269 sh | |
| 11 | Copart Inc COM | $12.6M | 445.9K | 0.9% | ▲+28% Added · +99K 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/1532262/holdings"
Use Arkolith to show Greenbrier Partners Capital Management, LLC's latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
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.