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CIK: 0000883511
Total reported value
$662.3M
$662.3M
38 檔
27.4%
As reported in its official Q1 2026 Form 13F filing, Dudley & Shanley, Inc.'s tracked investment portfolio stood at $662.3M with 38 total positions.
In Q1 2026, Dudley & Shanley, Inc. displayed an active expansion posture, initiating 4 new positions and adding to 6 existing holdings, outstripping position reductions.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | WPM | Wheaton Precious Metals CORP | Stock-Materials | 9.85% | -2.14% | -31.29% | |
| 2 | APH | Amphenol Corp-cl A | Stock-Tech | 5.08% | +1.16% | -13.13% | |
| 3 | SCI | Service CORP International | Stock-Consumer Disc | 4.96% | -0.74% | — | |
| 4 | ADI | Analog Devices Inc | Stock-Tech | 4.95% | -0.92% | -23.92% | |
| 5 | AME | Ametek Inc | Stock-Industrials | 4.90% | +0.20% | -0.04% | |
| 6 | V | Visa Inc-class A Shares | Stock-Financials | 4.80% | +0.22% | -0.05% | |
| 7 | ✓ | Stock-Other | 4.69% | -0.24% | — | ||
| 8 | AON | Aon plc | Stock-Financials | 4.69% | — | — | |
| 9 | ECL | Ecolab Inc | Stock-Materials | 4.57% | -0.17% | -0.05% | |
| 10 | ROL | Rollins Inc | Stock-Consumer Disc | 3.98% | -0.86% | — | |
| 11 | FERG | Ferguson Enterprises Inc | Stock-Industrials | 3.98% | -0.25% | — | |
| 12 | AWK | American Water Works Co Inc | Stock-Utilities | 3.76% | -0.40% | — | |
| 13 | DCI | Donaldson Co Inc | Stock-Industrials | 3.75% | -0.06% | — | |
| 14 | SCHW | Schwab (charles) CORP | Stock-Financials | 3.70% | -0.34% | — | |
| 15 | KAI | Kadant Inc | Stock-Other | 3.62% | -0.03% | +37.40% | |
| 16 | DHR | Danaher CORP | Stock-Healthcare | 3.56% | -1.43% | — | |
| 17 | WSO | Watsco Inc | Stock-Industrials | 3.31% | +1.60% | — | |
| 18 | ALSN | Allison Transmission Holding | Stock-Consumer Disc | 3.15% | -0.34% | — | |
| 19 | BMI | Badger Meter Inc | Stock-Tech | 3.04% | -1.63% | +47.71% | |
| 20 | KRNT | Kornit Digital Ltd. | Stock-Other | 3.01% | +0.07% | +39.10% | |
| 21 | RYAN | Ryan Specialty Holdings Inc | Stock-Financials | 2.65% | — | +0.49% | |
| 22 | NXE | Nexgen Energy LTD | Stock-Other | 2.32% | -0.58% | -0.86% | |
| 23 | PGR | Progressive CORP | Stock-Financials | 2.15% | +0.04% | — | |
| 24 | XYL | Xylem Inc | Stock-Industrials | 1.58% | +1.65% | — | |
| 25 | FAST | Fastenal Co | Stock-Industrials | 1.38% | +2.05% | +2434.97% | |
| 26 | FISV | Fiserv Inc | Stock-Other | 1.31% | -0.49% | — | |
| 27 | FSS | Federal Signal CORP | Stock-Industrials | 1.11% | +2.17% | — | |
| 28 | A | Agilent Technologies Inc | Stock-Healthcare | 1.03% | +0.36% | — | |
| 29 | HEI | Heico CORP | Stock-Industrials | 0.87% | +0.18% | — | |
| 30 | MSFT | Microsoft CORP | Stock-Tech | 0.64% | -0.04% | — | |
| 31 | GNRC | Generac Holdings Inc | Stock-Industrials | 0.63% | +0.08% | — | |
| 32 | WAT | Waters CORP | Stock-Healthcare | 0.57% | +0.77% | — | |
| 33 | ORA | Ormat Technologies Inc | Stock-Utilities | 0.51% | -0.08% | — | |
| 34 | PHO | Invesco Water Resources ETF | ETF-Other | 0.36% | -0.36% | EXIT | |
| 35 | ROP | Roper Technologies Inc | Stock-Tech | 0.12% | -0.02% | -88.54% | |
| 36 | VNOM | Viper Energy Inc-cl A | Stock-Energy | 0.06% | -0.01% | — | |
| 37 | STLNF | Stallion Uranium CORP | Stock-Other | 0.01% | -0.01% | +111.76% | |
| 38 | SASKF | Atha Energy CORP | Stock-Other | 0.01% | — | — |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | FAST | Fastenal Co | +1.3% | +2434.97% | Add |
| 2 | KAI | Kadant Inc | +1.1% | +37.40% | Add |
| 3 | KRNT | Kornit Digital Ltd. | +0.9% | +39.10% | Add |
| 4 | BMI | Badger Meter Inc | +0.7% | +47.71% | Add |
| 5 | ALSN | Allison Transmission Holding | +0.6% | — | Unchanged |
| 6 | NXE | Nexgen Energy LTD | +0.5% | -0.86% | Trim |
| 7 | SCI | Service CORP International | +0.4% | — | Unchanged |
| 8 | WSO | Watsco Inc | +0.3% | — | Unchanged |
| 9 | AME | Ametek Inc | +0.3% | -0.04% | Trim |
| 10 | FERG | Ferguson Enterprises Inc | +0.3% | — | Unchanged |
| 11 | AWK | American Water Works Co Inc | +0.2% | — | Unchanged |
| 12 | GNRC | Generac Holdings Inc | +0.2% | — | Unchanged |
| 13 | ECL | Ecolab Inc | +0.1% | -0.05% | Trim |
| 14 | VNOM | Viper Energy Inc-cl A | 0% | — | Unchanged |
| 15 | ORA | Ormat Technologies Inc | 0% | — | Unchanged |
| 16 | STLNF | Stallion Uranium CORP | 0% | +111.76% | Add |
| 17 | PHO | Invesco Water Resources ETF | 0% | — | Unchanged |
| 18 | DCI | Donaldson Co Inc | -0.1% | — | Unchanged |
| 19 | HEI | Heico CORP | -0.1% | — | Unchanged |
| 20 | SCHW | Schwab (charles) CORP | -0.2% | — | Unchanged |
| 21 | A | Agilent Technologies Inc | -0.2% | — | Unchanged |
| 22 | MSFT | Microsoft CORP | -0.2% | — | Unchanged |
| 23 | FISV | Fiserv Inc | -0.2% | — | Unchanged |
| 24 | PGR | Progressive CORP | -0.3% | — | Unchanged |
| 25 | ✓ | -0.4% | — | Unchanged | |
| 26 | ROL | Rollins Inc | -0.4% | — | Unchanged |
| 27 | ADI | Analog Devices Inc | -0.5% | -23.92% | Trim |
| 28 | DHR | Danaher CORP | -0.7% | — | Unchanged |
| 29 | V | Visa Inc-class A Shares | -0.7% | -0.05% | Trim |
| 30 | APH | Amphenol Corp-cl A | -1.1% | -13.13% | Trim |
| 31 | ROP | Roper Technologies Inc | -1.1% | -88.54% | Trim |
| 32 | RYAN | Ryan Specialty Holdings Inc | -1.3% | +0.49% | Add |
| 33 | WPM | Wheaton Precious Metals CORP | -2.8% | -31.29% | Trim |
| 34 | XYL | Xylem Inc | — | NEW | New buy |
| 35 | FSS | Federal Signal CORP | — | NEW | New buy |
| 36 | WAT | Waters CORP | — | NEW | New buy |
| 37 | SASKF | Atha Energy CORP | — | NEW | New buy |
According to official SEC Form 13F filings, Dudley & Shanley, Inc. reported a total U.S. public equity portfolio value of $662.3M across 38 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 WPM, APH, SCI) accounted for 27.4% of total reported equity market value during Q1 2026.
Top New Position Initiated
XYL
市值: $9.7M
Top Position Liquidated / Trimmed
WPM
前期市值: $78.6M
During Q1 2026, Dudley & Shanley, Inc.'s top holdings by market value included WPM (9.8%)、APH (5.1%)、SCI (5.0%). The largest single position, WPM, represented 9.8% of total portfolio value.
In Q1 2026, Dudley & Shanley, Inc. made 18 total portfolio adjustments, initiating 4 new buys, adding to 6 positions, trimming 8 holdings, and fully liquidating 0 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.
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