Austin Asset Management Co Inc
Long book
$608.3M
Q1 2026
Positions
85
Top-10 weight
77%
concentration
Last quarter
+12.0%
SPY +14.8%
Turnover
15%
of book per quarter
Strategy in plain words
auto-generated from filingsAustin Asset Management Co Inc is a wealth-management firm allocating client money, specialised in technology (73% of the long book), running a $608.3M US long book across 85 positions.
The portfolio is extremely concentrated — the top 10 positions are almost the whole book. Turnover is modest: positions are typically held for years. Current anchor positions: DIMENSIONAL US CORE EQUITY 2, NVIDIA CORP, DIMENSIONAL US EQ MKT ETF, DIMENSIONAL US SMALL CAP ETF, ISHARES 0-5 YEAR TIPS BOND E.
Over the last 9 quarters its long book ran on average 0.1pp per quarter ahead of the S&P 500, beating the index in 4 of 9 quarters. Its holdings are mechanical (indexing / client flows), so position changes carry no stock-picking signal.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+6.4%
Q2 2024
+5.9%
Q3 2024
+2.0%
Q4 2024
-3.6%
Q1 2025
+9.1%
Q2 2025
+7.0%
Q3 2025
+2.3%
Q4 2025
-0.1%
Q1 2026
+12.0%
Sector allocation
Technology 73%
Financials 13%
Industrials 7%
Healthcare 2%
Energy 2%
Consumer discretionary 2%
Services media 1%
Materials 0%
Long book by quarter
What does Austin Asset own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| NVDA NVIDIA CORP | Technology | 494.0K | $86.2M | 14.2% | +0.2% |
| CASH PATHWARD FINANCIAL INC | Financials | 0 | $15.5M | 2.6% | Held |
| AAPL APPLE INC | Technology | 24.7K | $6.3M | 1.0% | +8.1% |
| UPS UNITED PARCEL SERVICE-CL B | Industrials | 61.9K | $6.1M | 1.0% | +2342.6% |
| DELL DELL TECHNOLOGIES -C | Technology | 17.8K | $2.9M | 0.5% | +14.3% |
| LLY ELI LILLY & CO | Healthcare | 3.1K | $2.9M | 0.5% | -5.5% |
| XOM EXXON MOBIL CORP | Energy | 9.8K | $1.7M | 0.3% | +69.4% |
| GBX GREENBRIER COMPANIES INC | Industrials | 27.2K | $1.4M | 0.2% | +27.1% |
| MSFT MICROSOFT CORP | Technology | 3.4K | $1.3M | 0.2% | +14.0% |
| AMZN AMAZON.COM INC | Consumer discretionary | 5.8K | $1.2M | 0.2% | -5.2% |
| GOOGL ALPHABET INC-CL A | Technology | 4.1K | $1.2M | 0.2% | +19.0% |
| AESI ATLAS ENERGY SOLUTIONS INC | Energy | 90.0K | $1.2M | 0.2% | Held |
| CP CANADIAN PACIFIC KANSAS CITY | Industrials | 12.8K | $1.0M | 0.2% | Held |
| FFIN FIRST FINL BANKSHARES INC | Financials | 32.6K | $960K | 0.2% | Held |
| GOOG ALPHABET INC-CL C | Technology | 2.9K | $842K | 0.1% | +27.7% |
| META META PLATFORMS INC-CLASS A | Technology | 1.2K | $671K | 0.1% | +2.1% |
| AMD ADVANCED MICRO DEVICES | Technology | 2.8K | $562K | 0.1% | New |
| TSLA TESLA INC | Industrials | 1.5K | $540K | 0.1% | +2.5% |
| TFC TRUIST FINANCIAL CORP | Financials | 11.3K | $520K | 0.1% | New |
| WMT WALMART INC | Consumer discretionary | 3.8K | $471K | 0.1% | +0.3% |
| CAT CATERPILLAR INC | Industrials | 614 | $435K | 0.1% | New |
| V VISA INC-CLASS A SHARES | Services media | 1.4K | $418K | 0.1% | Held |
| HXL HEXCEL CORP | Materials | 4.6K | $372K | 0.1% | Held |
| F FORD MOTOR CO | Industrials | 31.2K | $360K | 0.1% | New |
| COST COSTCO WHOLESALE CORP | Consumer discretionary | 344 | $343K | 0.1% | New |
| NFLX NETFLIX INC | Services media | 3.4K | $322K | 0.1% | +7.7% |
| HD HOME DEPOT INC | Consumer discretionary | 959 | $315K | 0.1% | +1.4% |
| BRK/B BERKSHIRE HATHAWAY INC-CL B | Financials | 646 | $310K | 0.1% | +28.4% |
| JPM JPMORGAN CHASE & CO | Financials | 953 | $280K | 0.0% | -0.2% |
| JNJ JOHNSON & JOHNSON | Healthcare | 1.1K | $279K | 0.0% | -5.0% |
| IBM INTL BUSINESS MACHINES CORP | Technology | 1.0K | $250K | 0.0% | +1.4% |
| NUTX NUTEX HEALTH INC | Services media | 2.5K | $240K | 0.0% | -0.6% |
| AFL AFLAC INC | Financials | 2.1K | $228K | 0.0% | Held |
| AMGN AMGEN INC | Healthcare | 626 | $221K | 0.0% | New |
| AVGO BROADCOM INC | Technology | 658 | $204K | 0.0% | New |
| LAC LITHIUM AMERICAS CORP | Materials | 18.0K | $71K | 0.0% | New |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | Apr 29, 2026 | 85 | $608.3M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 4, 2026 | 76 | $608.7M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Oct 24, 2025 | 74 | $548.4M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Jul 23, 2025 | 74 | $513.4M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | Apr 23, 2025 | 81 | $480.1M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Jan 28, 2025 | 71 | $503.0M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 1, 2024 | 67 | $513.6M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 12, 2024 | 66 | $489.0M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | Apr 26, 2024 | 64 | $470.7M | canonical | SEC ↗ |