Avalon Advisory Group holds a concentrated book of 14 reported positions worth $270.8M as of Q2 2026 (disclosed Jul 29, 2026, a ~29-day 13F lag). This quarter they opened Ishares 3-7 Year Treasury Bo and trimmed Vanguard Total Stock MKT ETF. Their largest long position is Vanguard Total Stock MKT ETF at 53% of the reported non-option book. Cloning the disclosed picks since 2024 would be +24% (+12.4%/yr). That is a simulation of the disclosed long book, not audited returns.
Following at the filing date actually beat the quarter-end book by 2.9 points over this window.
Growth of $10,000 cloning Avalon Advisory Group's disclosed long 13F book, rebalanced on each filing date (so it reflects each quarter's actual reporting lag, ~29 days for the latest filing, with no look-ahead), total-return basis (dividends reinvested), derived from end-of-day prices. “Their reported book” values the same picks from quarter-end, before they were public. S&P 500 is SPY total return over the same window. Excludes shorts, cash, options and non-13F holdings. Not investment advice.
Top-heavy: concentrated book
Excluding Vanguard Total Stock MKT ETF (53% of the book), the rest is a concentrated book:
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
1% 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 (an exit at the prior quarter-end), no cost basis
Other tracked managers holding the same core names as Avalon Advisory Group
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| Independent Order of Foresters | 2 / 14 | $102.7M |
| Innovator Capital Management, LLC | 5 / 14 | $2.9B |
| First American Financial Corp | 2 / 14 | $387.9M |
| Donor Advised Charitable Giving, Inc. | 3 / 14 | $4.4B |
| Power Alpha Investment Ltd | 2 / 14 | $975.2M |
| Narodna banka Slovenska | 2 / 14 | $3.3B |
| Axis Capital Holdings Ltd | 2 / 14 | $295.9M |
| Karnit Road Accident Victims Compensation Fund | 2 / 14 | $158.6M |
Ranked by the share of each fund's own book sitting in the names it shares with Avalon Advisory Group: 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 position's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Vanguard Index FDS TOTAL STK MKT | $142.6M | 385.4K | 52.7% | ▼−0.7% Reduced · −3K sh | |
| 2 | Ishares TR 7-10 YR TRSY BD | $88.1M | 931.1K | 32.5% | ▲+0.7% Added · +6K sh | |
| 3 | Vanguard Intl Equity Index F ALLWRLD EX US | $17.0M | 202.7K | 6.3% | ▲+1.1% Added · +2K sh | |
| 4 | Ishares TR CORE S&P TTL STK | $8.3M | 50.5K | 3.1% | ▼−0.5% Reduced · −250 sh | |
| 5 | Schwab Strategic TR INTL EQTY ETF | $4.9M | 177.4K | 1.8% | ▼−0.1% Reduced · −223 sh | |
| 6 | Schwab Strategic TR US BRD MKT ETF | $4.5M | 154.6K | 1.7% | ▼−0.3% Reduced · −499 sh | |
| 7 | Vanguard Star FDS VG TL INTL STK F | $2.6M | 30.0K | 0.9% | ▼−0.3% Reduced · −78 sh | |
| 8 | Vanguard Index FDS S&P 500 ETF SHS | $948K | 1.4K | 0.3% | ▼−0.5% Reduced · −7 sh | |
| 9 | Apple Inc COM | $420K | 1.5K | 0.2% | —Held | |
| 10 | Microsoft Corp COM | $401K | 1.1K | 0.1% | —Held | |
| 11 | Nvidia Corporation COM | $326K | 1.6K | 0.1% | —Held | |
| 12 | State STR SPDR S&P 500 ETF T TR UNIT | $301K | 403 | 0.1% | —Held | |
| 13 | Ishares TR 3 7 YR TREAS BD | $243K | 2.1K | 0.1% | ▲New New position | |
| 14 | Alphabet Inc CAP STK CL C | $240K | 679 | 0.1% | ▲New New position |
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/1802119/holdings"
Use Arkolith to show Avalon Advisory Group's latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
Reported 13F total per quarter. Raw filing totals can include option notional.
| Quarter | As of | Filed | Lag | Positions | Value | Form |
|---|---|---|---|---|---|---|
| Q2 2026 | Jun 30, 2026 | Jul 29, 2026 | 29d | 14 | $270.8M | 13F-HR |
| Q1 2026 | Mar 31, 2026 | Apr 22, 2026 | 22d | 12 | $247.9M | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Jan 29, 2026 | 29d | 13 | $245.1M | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 13, 2025 | 44d | 18 | $246.7M | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Jul 14, 2025 | 14d | 16 | $232.8M | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 14, 2025 | 44d | 15 | $212.3M | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Jan 15, 2025 | 15d | 16 | $219.0M | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Nov 14, 2024 | 45d | 15 | $220.6M | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. Book totals and portfolio weights cover reported non-option positions, which can include notes and warrants. Disclosed put/call options are listed separately and excluded from those totals. The performance line is a simulation of the disclosed long book, not an audited return.