POSTROCK PARTNERS LLC
Long book
$216.2M
Q1 2026
Positions
82
Top-10 weight
68%
concentration
Last quarter
+18.6%
SPY +18.6%
Turnover
9%
of book per quarter
Strategy in plain words
auto-generated from filingsPOSTROCK PARTNERS LLC is a diversified fundamental manager, running a $216.2M US long book across 82 positions.
The portfolio is concentrated: the top 10 names carry 68% of the portfolio. The book barely moves quarter to quarter — a patient, low-turnover holder. Current anchor positions: APPLE INC, BERKSHIRE HATHAWAY INC-CL A, FASTENAL CO, ALPHABET INC-CL A, ISHARES CORE S&P 500 ETF.
Over the last 6 quarters its long book ran on average 0.8pp per quarter behind the S&P 500, beating the index in 2 of 6 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q4 2024
-1.1%
Q1 2025
+4.3%
Q2 2025
+8.8%
Q3 2025
+2.4%
Q4 2025
-6.3%
Q1 2026
+18.6%
Sector allocation
Technology 46%
Financials 19%
Consumer discretionary 16%
Services media 10%
Industrials 7%
Healthcare 1%
Energy 0%
Communications 0%
Long book by quarter
What does POSTROCK PARTNERS own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| AAPL APPLE INC | Technology | 143.6K | $36.5M | 16.9% | 0.0% |
| BRK/A BERKSHIRE HATHAWAY INC-CL A | Financials | 44 | $31.6M | 14.6% | Held |
| FAST FASTENAL CO | Consumer discretionary | 338.7K | $15.7M | 7.3% | Held |
| GOOGL ALPHABET INC-CL A | Technology | 48.2K | $13.8M | 6.4% | Held |
| V VISA INC-CLASS A SHARES | Services media | 28.5K | $8.6M | 4.0% | Held |
| BKNG BOOKING HOLDINGS INC | Industrials | 2.0K | $8.3M | 3.8% | Held |
| GOOG ALPHABET INC-CL C | Technology | 27.9K | $8.0M | 3.7% | Held |
| NVDA NVIDIA CORP | Technology | 45.0K | $7.8M | 3.6% | Held |
| QCOM QUALCOMM INC | Technology | 36.0K | $4.6M | 2.1% | Held |
| ROST ROSS STORES INC | Consumer discretionary | 17.3K | $3.7M | 1.7% | Held |
| AMZN AMAZON.COM INC | Consumer discretionary | 17.7K | $3.7M | 1.7% | Held |
| WMT WALMART INC | Consumer discretionary | 22.9K | $2.8M | 1.3% | Held |
| HEI HEICO CORP | Industrials | 9.9K | $2.7M | 1.3% | Held |
| CTSH COGNIZANT TECH SOLUTIONS-A | Technology | 39.5K | $2.4M | 1.1% | Held |
| UBER UBER TECHNOLOGIES INC | Services media | 32.6K | $2.3M | 1.1% | Held |
| SPGI S&P GLOBAL INC | Services media | 5.2K | $2.2M | 1.0% | Held |
| VRSK VERISK ANALYTICS INC | Technology | 10.5K | $2.0M | 0.9% | Held |
| TSCO TRACTOR SUPPLY COMPANY | Consumer discretionary | 42.2K | $1.9M | 0.9% | Held |
| MU MICRON TECHNOLOGY INC | Technology | 5.5K | $1.9M | 0.9% | -0.3% |
| AMD ADVANCED MICRO DEVICES | Technology | 9.1K | $1.9M | 0.9% | Held |
| VEEV VEEVA SYSTEMS INC-CLASS A | Technology | 10.5K | $1.8M | 0.9% | Held |
| LOPE GRAND CANYON EDUCATION INC | Services media | 10.4K | $1.8M | 0.8% | -0.4% |
| MSFT MICROSOFT CORP | Technology | 4.7K | $1.7M | 0.8% | Held |
| RBA RB GLOBAL INC | Services media | 17.8K | $1.7M | 0.8% | Held |
| UPS UNITED PARCEL SERVICE-CL B | Industrials | 14.9K | $1.5M | 0.7% | Held |
| ROL ROLLINS INC | Services media | 27.2K | $1.5M | 0.7% | Held |
| SCHW SCHWAB (CHARLES) CORP | Financials | 15.1K | $1.4M | 0.7% | Held |
| TECH BIO-TECHNE CORP | Healthcare | 21.0K | $1.1M | 0.5% | -0.4% |
| BLK BLACKROCK INC | Financials | 1.1K | $1.1M | 0.5% | Held |
| PANW PALO ALTO NETWORKS INC | Technology | 6.8K | $1.1M | 0.5% | +0.8% |
| COST COSTCO WHOLESALE CORP | Consumer discretionary | 1.0K | $1.0M | 0.5% | Held |
| JPM JPMORGAN CHASE & CO | Financials | 3.5K | $1.0M | 0.5% | Held |
| CPRT COPART INC | Consumer discretionary | 30.2K | $1.0M | 0.5% | Held |
| MSI MOTOROLA SOLUTIONS INC | Technology | 1.6K | $701K | 0.3% | -0.3% |
| SNPS SYNOPSYS INC | Technology | 1.7K | $667K | 0.3% | Held |
| MPC MARATHON PETROLEUM CORP | Energy | 2.6K | $626K | 0.3% | Held |
| DHR DANAHER CORP | Technology | 3.0K | $568K | 0.3% | Held |
| GNTX GENTEX CORP | Industrials | 24.4K | $534K | 0.2% | -0.5% |
| NOW SERVICENOW INC | Technology | 5.0K | $525K | 0.2% | -0.2% |
| LKQ LKQ CORP | Consumer discretionary | 16.4K | $483K | 0.2% | Held |
| GEV GE VERNOVA INC | Industrials | 546 | $477K | 0.2% | Held |
| CGNX COGNEX CORP | Technology | 9.7K | $475K | 0.2% | Held |
| BAC BANK OF AMERICA CORP | Financials | 9.7K | $474K | 0.2% | Held |
| BRK/B BERKSHIRE HATHAWAY INC-CL B | Financials | 981 | $470K | 0.2% | Held |
| CSGP COSTAR GROUP INC | Services media | 11.4K | $461K | 0.2% | Held |
| HWM HOWMET AEROSPACE INC | Industrials | 1.9K | $426K | 0.2% | Held |
| CHE CHEMED CORP | Healthcare | 1.1K | $417K | 0.2% | Held |
| GILD GILEAD SCIENCES INC | Healthcare | 2.7K | $374K | 0.2% | Held |
| AMAT APPLIED MATERIALS INC | Technology | 936 | $320K | 0.1% | Held |
| CME CME GROUP INC | Financials | 925 | $273K | 0.1% | Held |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 6, 2026 | 82 | $216.2M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Jan 16, 2026 | 80 | $230.2M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Oct 28, 2025 | 83 | $226.1M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Jul 15, 2025 | 82 | $209.1M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 2, 2025 | 80 | $202.1M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 10, 2025 | 84 | $206.4M | canonical | SEC ↗ |
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