13F GuideFiling Basics
What is SEC Form 13F? Ultimate Guide to Institutional Equity Filings
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
AlphaSMO Research GuideRead Guide
CIK: 0002053668
Total reported value
$245.9M
$245.9M
82 檔
44.3%
During the Q1 2026 filing period, Postrock Partners LLC (CIK: 0002053668) submitted its Form 13F report to the U.S. SEC, disclosing a tracked public equity portfolio valued at $245.9M across 82 reported positions.
Postrock Partners LLC executed strategic sector rebalancing during Q1 2026, establishing 5 new positions while fully exiting 3 holdings and trimming 7 positions.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | AAPL | Apple Inc | Stock-Tech | 16.86% | +0.04% | +0.03% | |
| 2 | BRK-A | Berkshire Hathaway Inc-cl A | Stock-Other | 14.62% | -1.22% | — | |
| 3 | FAST | Fastenal Co | Stock-Industrials | 7.27% | -0.65% | — | |
| 4 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 6.41% | +0.59% | — | |
| 5 | IVV | Ishares Core S&p 500 ETF | ETF-Large Cap & Growth | 5.28% | +0.36% | +4.34% | |
| 6 | V | Visa Inc-class A Shares | Stock-Financials | 3.99% | -0.01% | — | |
| 7 | BKNG | Booking Holdings Inc | Stock-Consumer Disc | 3.83% | -0.27% | — | |
| 8 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 3.70% | +0.31% | — | |
| 9 | NVDA | Nvidia CORP | Stock-Tech | 3.63% | +0.03% | — | |
| 10 | QCOM | Qualcomm Inc | Stock-Tech | 2.15% | +0.56% | — | |
| 11 | ROST | Ross Stores Inc | Stock-Consumer Disc | 1.73% | -0.24% | — | |
| 12 | AMZN | Amazon.com Inc | Stock-Consumer Disc | 1.71% | +0.01% | — | |
| 13 | WMT | Walmart Inc | Stock-Consumer Staples | 1.32% | -0.27% | — | |
| 14 | HEI | Heico CORP | Stock-Industrials | 1.26% | +0.18% | — | |
| 15 | IBMP | Ishares Ibonds Dec 2027 Term | ETF-Other | 1.14% | -0.12% | +0.02% | |
| 16 | CTSH | Cognizant Tech Solutions-a | Stock-Tech | 1.12% | -0.50% | — | |
| 17 | UBER | Uber Technologies Inc | Stock-Industrials | 1.09% | -0.12% | — | |
| 18 | SPGI | S&p Global Inc | Stock-Financials | 1.02% | -0.15% | — | |
| 19 | VRSK | Verisk Analytics Inc | Stock-Industrials | 0.92% | -0.15% | — | |
| 20 | TSCO | Tractor Supply Company | Stock-Consumer Disc | 0.88% | -0.34% | — | |
| 21 | MU | Micron Technology Inc | Stock-Tech | 0.86% | +1.72% | -0.31% | |
| 22 | AMD | Advanced Micro Devices | Stock-Tech | 0.86% | +1.29% | — | |
| 23 | VEEV | Veeva Systems Inc-class A | Stock-Healthcare | 0.85% | -0.09% | — | |
| 24 | LOPE | Grand Canyon Education Inc | Stock-Consumer Staples | 0.82% | -0.22% | -0.41% | |
| 25 | MSFT | Microsoft CORP | Stock-Tech | 0.80% | -0.08% | — | |
| 26 | RBA | Rb Global Inc | Stock-Industrials | 0.79% | +0.05% | — | |
| 27 | UPS | United Parcel Service-cl B | Stock-Industrials | 0.68% | -0.03% | — | |
| 28 | ROL | Rollins Inc | Stock-Consumer Disc | 0.67% | -0.21% | — | |
| 29 | SCHW | Schwab (charles) CORP | Stock-Financials | 0.66% | -0.08% | — | |
| 30 | SPY | Ss Spdr S&p 500 ETF Trust-us | ETF-Large Cap & Growth | 0.54% | +0.01% | -8.35% | |
| 31 | TECH | Bio-techne CORP | Stock-Healthcare | 0.51% | +0.09% | -0.38% | |
| 32 | BLK | Blackrock Inc | Stock-Financials | 0.50% | -0.06% | — | |
| 33 | PANW | Palo Alto Networks Inc | Stock-Tech | 0.50% | +0.44% | +0.82% | |
| 34 | AMT | American Tower CORP | Stock-Real Estate | 0.48% | -0.08% | — | |
| 35 | COST | Costco Wholesale CORP | Stock-Consumer Staples | 0.48% | -0.09% | — | |
| 36 | JPM | Jpmorgan Chase & Co | Stock-Financials | 0.48% | -0.01% | — | |
| 37 | CPRT | Copart Inc | Stock-Industrials | 0.46% | -0.11% | — | |
| 38 | IBMO | Ishares Ibonds Dec 2026 Term | ETF-Other | 0.43% | -0.03% | +0.96% | |
| 39 | SUB | Ishares Short-term National | ETF-Other | 0.41% | -0.05% | — | |
| 40 | EMB | Ishares Jp Morgan Usd Emergi | ETF-Other | 0.39% | -0.04% | — | |
| 41 | MSI | Motorola Solutions Inc | Stock-Tech | 0.32% | -0.05% | -0.31% | |
| 42 | AGG | Ishares Core U.s. Aggregate | ETF-Other | 0.31% | -0.04% | — | |
| 43 | SNPS | Synopsys Inc | Stock-Tech | 0.31% | — | — | |
| 44 | MPC | Marathon Petroleum CORP | Stock-Energy | 0.29% | -0.02% | — | |
| 45 | BMOP | Bny Meln Munipl Opp ETF | ETF-Other | 0.29% | -0.03% | — | |
| 46 | IWM | Ishares Russell 2000 ETF | ETF-Small Cap | 0.29% | +0.02% | — | |
| 47 | IWR | Ishares Russell Mid-cap ETF | ETF-Other | 0.29% | — | — | |
| 48 | IJR | Ishares Core S&p Small-cap E | ETF-Small Cap | 0.28% | +0.05% | — | |
| 49 | IVE | Ishares S&p 500 Value ETF | ETF-Large Cap & Growth | 0.27% | -0.01% | — | |
| 50 | DHR | Danaher CORP | Stock-Healthcare | 0.26% | -0.02% | — |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | FAST | Fastenal Co | +1.4% | — | Unchanged |
| 2 | ROST | Ross Stores Inc | +0.4% | — | Unchanged |
| 3 | IVV | Ishares Core S&p 500 ETF | +0.3% | +4.34% | Add |
| 4 | WMT | Walmart Inc | +0.2% | — | Unchanged |
| 5 | BRK-A | Berkshire Hathaway Inc-cl A | +0.2% | — | Unchanged |
| 6 | MU | Micron Technology Inc | +0.2% | -0.31% | Trim |
| 7 | MPC | Marathon Petroleum CORP | +0.1% | — | Unchanged |
| 8 | COST | Costco Wholesale CORP | +0.1% | — | Unchanged |
| 9 | CGNX | Cognex CORP | +0.1% | — | Unchanged |
| 10 | LOPE | Grand Canyon Education Inc | +0.1% | -0.41% | Trim |
| 11 | IBMP | Ishares Ibonds Dec 2027 Term | +0.1% | +0.02% | Add |
| 12 | GEV | GE Vernova Inc | +0.1% | — | Unchanged |
| 13 | MSI | Motorola Solutions Inc | +0.1% | -0.31% | Trim |
| 14 | AMAT | Applied Materials Inc | +0.1% | — | Unchanged |
| 15 | HWM | Howmet Aerospace Inc | 0% | — | Unchanged |
| 16 | UPS | United Parcel Service-cl B | 0% | — | Unchanged |
| 17 | GILD | Gilead Sciences Inc | 0% | — | Unchanged |
| 18 | IJR | Ishares Core S&p Small-cap E | 0% | — | Unchanged |
| 19 | IBMO | Ishares Ibonds Dec 2026 Term | 0% | +0.96% | Add |
| 20 | CME | Cme Group Inc | 0% | — | Unchanged |
| 21 | AMT | American Tower CORP | 0% | — | Unchanged |
| 22 | IWS | Ishares Russell Mid-cap Valu | 0% | — | Unchanged |
| 23 | IWR | Ishares Russell Mid-cap ETF | 0% | — | Unchanged |
| 24 | IWM | Ishares Russell 2000 ETF | 0% | — | Unchanged |
| 25 | AGG | Ishares Core U.s. Aggregate | 0% | — | Unchanged |
| 26 | IVE | Ishares S&p 500 Value ETF | 0% | — | Unchanged |
| 27 | SUB | Ishares Short-term National | 0% | — | Unchanged |
| 28 | AMD | Advanced Micro Devices | 0% | — | Unchanged |
| 29 | SCHW | Schwab (charles) CORP | 0% | — | Unchanged |
| 30 | BRK-B | Berkshire Hathaway Inc-cl B | 0% | — | Unchanged |
| 31 | EMB | Ishares Jp Morgan Usd Emergi | 0% | — | Unchanged |
| 32 | JNJ | Johnson & Johnson | 0% | — | Unchanged |
| 33 | IEMG | Ishares Core Msci Emerging | 0% | — | Unchanged |
| 34 | IBMQ | Ishares Ibonds Dec 2028 Muni | 0% | +2.32% | Add |
| 35 | SHY | Ishares 1-3 Year Treasury Bo | 0% | — | Unchanged |
| 36 | VNQ | Vanguard Real Estate ETF | 0% | — | Unchanged |
| 37 | RBA | Rb Global Inc | — | — | Unchanged |
| 38 | GNTX | Gentex CORP | — | -0.55% | Trim |
| 39 | QQQ | Invesco Qqq Trust Series 1 | — | — | Unchanged |
| 40 | LKQ | Lkq CORP | — | — | Unchanged |
| 41 | HD | Home Depot Inc | — | — | Unchanged |
| 42 | GS | Goldman Sachs Group Inc | — | — | Unchanged |
| 43 | MUB | Ishares National Muni Bond E | — | — | Unchanged |
| 44 | CSCO | Cisco Systems Inc | — | — | Unchanged |
| 45 | JPM | Jpmorgan Chase & Co | 0% | — | Unchanged |
| 46 | BAC | Bank Of America CORP | 0% | — | Unchanged |
| 47 | CHE | Chemed CORP | 0% | — | Unchanged |
| 48 | MA | Mastercard Inc - A | 0% | — | Unchanged |
| 49 | NVDA | Nvidia CORP | 0% | — | Unchanged |
| 50 | TYL | Tyler Technologies Inc | 0% | — | Unchanged |
According to official SEC Form 13F filings, Postrock Partners LLC reported a total U.S. public equity portfolio value of $245.9M across 82 disclosed positions in Q1 2026.
Expert Analysis & Guides for Tracking Wall Street Smart Money Movements
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
In terms of portfolio concentration, the top 5 core holdings (including AAPL, BRK-A, FAST) accounted for 44.3% of total reported equity market value during Q1 2026.
Top New Position Initiated
BMOP
市值: $624.2K
Top Position Liquidated / Trimmed
USB
前期市值: $593.6K
During Q1 2026, Postrock Partners LLC's top holdings by market value included AAPL (16.9%)、BRK-A (14.6%)、FAST (7.3%). The largest single position, AAPL, represented 16.9% of total portfolio value.
In Q1 2026, Postrock Partners LLC made 21 total portfolio adjustments, initiating 5 new buys, adding to 6 positions, trimming 7 holdings, and fully liquidating 3 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
Understand SEC Form 4 insider disclosures for corporate officers, directors, and 10% owners to track executive transactions.
Understand Rule 144 restricted stock sale notices to spot planned insider liquidations before market sell pressure arrives.
Explore the 5% beneficial ownership threshold, 13D vs 13G filing differences, and recent SEC accelerated deadline rules.
Best practices for analyzing 13F quarterly changes without getting misled by stock splits, options, or market valuation drift.
Learn how AlphaSMO's flagship signal detects high-conviction stocks where 13F hedge funds and corporate insiders buy at the same time.