138 is the total number of securities DUDLEY & SHANLEY, INC. has owned. The longest DUDLEY & SHANLEY, INC. has owned a single stock is 42 quarters.
| Period | Weighting | Quarter | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Ticker | Name | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| FISV | Fiserv Inc. | 42 | 42 | 3.83% | 5.21% | 7.92% | Q2 2013 | Q3 2023 | 42 |
| ECL | Ecolab Inc. | 42 | 42 | 3.31% | 4.57% | 7.15% | Q2 2013 | Q3 2023 | 42 |
| NXE | NexGen Energy Ltd. | 36 | 36 | 0.02% | 0.53% | 1.40% | Q4 2014 | Q3 2023 | 36 |
| ABM | ABM Industries | 35 | 35 | 1.32% | 5.55% | 9.81% | Q4 2014 | Q2 2023 | 35 |
| SCI | Service Corp. Int'l | 35 | 35 | 0.04% | 4.10% | 8.81% | Q1 2015 | Q3 2023 | 35 |
| SM | SM Energy Company | 30 | 30 | 0.03% | 1.49% | 5.51% | Q2 2013 | Q3 2020 | 30 |
| AON | Aon plc | 26 | 26 | 4.63% | 6.08% | 7.15% | Q3 2013 | Q4 2019 | 26 |
| BECN | Beacon Roofing Supply | 25 | 25 | 3.98% | 6.15% | 7.93% | Q2 2013 | Q2 2019 | 25 |
| IRDM | Iridium Comm. | 22 | 2 | 0.03% | 4.46% | 8.29% | Q3 2016 | Q3 2023 | 24 |
| MSFT | Microsoft Corp. | 23 | 1 | 0.21% | 1.26% | 2.51% | Q2 2013 | Q3 2023 | 24 |
| TOL | Toll Brothers, Inc. | 23 | 23 | 4.27% | 5.57% | 7.59% | Q2 2013 | Q4 2018 | 23 |
| HOV | Hovnanian Entr. | 23 | 23 | 0.05% | 1.24% | 2.64% | Q2 2013 | Q4 2018 | 23 |
| AME | Ametek Inc. | 23 | 23 | 0.30% | 1.07% | 3.77% | Q1 2018 | Q3 2023 | 23 |
| ROP | Roper Technologies | 23 | 23 | 0.18% | 0.38% | 1.04% | Q1 2018 | Q3 2023 | 23 |
| GE | General Electric Co | 22 | 22 | 0.11% | 0.23% | 0.29% | Q2 2013 | Q3 2018 | 22 |
| TJX | The TJX Companies | 21 | 21 | 0.58% | 4.62% | 7.83% | Q1 2018 | Q1 2023 | 21 |
| PCAR | Paccar Inc. | 20 | 20 | 0.08% | 4.76% | 5.71% | Q2 2013 | Q1 2018 | 20 |
| FAST | Fastenal Co. | 19 | 19 | 2.46% | 4.33% | 5.42% | Q2 2013 | Q4 2017 | 19 |
| USG | USG Corp | 18 | 18 | 0.04% | 5.78% | 7.59% | Q4 2013 | Q1 2018 | 18 |
| RHI | Robert Half Int'l | 18 | 18 | 1.99% | 4.55% | 5.68% | Q2 2013 | Q3 2017 | 18 |
| SP | SP Plus Corp. | 18 | 18 | 0.05% | 2.39% | 5.62% | Q4 2015 | Q1 2020 | 18 |
| WSO | Watsco, Inc. | 9 | 3 | 0.04% | 0.33% | 1.82% | Q4 2014 | Q3 2023 | 18 |
| WPM | Wheaton Precious Mtls | 17 | 17 | 9.98% | 12.35% | 18.57% | Q3 2019 | Q3 2023 | 17 |
| SERV | ServiceMaster Global | 17 | 17 | 3.74% | 5.56% | 7.86% | Q3 2016 | Q3 2020 | 17 |
| WAB | WABTEC Corp. | 9 | 8 | 0.35% | 2.53% | 5.87% | Q1 2018 | Q1 2023 | 17 |
| PGR | Progressive Corp. | 16 | 16 | 2.65% | 5.39% | 7.53% | Q4 2019 | Q3 2023 | 16 |
| V | Visa Inc. | 8 | 8 | 0.30% | 2.52% | 5.06% | Q1 2018 | Q3 2023 | 16 |
| AON | Aon plc | 15 | 15 | 5.02% | 6.77% | 8.70% | Q1 2020 | Q3 2023 | 15 |
| LLTC | Linear Technology | 15 | 15 | 0.70% | 5.20% | 6.75% | Q2 2013 | Q4 2016 | 15 |
| DHR | Danaher Corp. | 15 | 15 | 2.61% | 4.09% | 5.81% | Q1 2020 | Q3 2023 | 15 |
| WAT | Waters Corporation | 15 | 15 | 3.00% | 3.94% | 4.90% | Q2 2013 | Q4 2016 | 15 |
| BSFT | Broadsoft, Inc. | 14 | 14 | 0.20% | 0.44% | 0.99% | Q1 2014 | Q2 2017 | 14 |
| KNX | Knight Transportation | 13 | 13 | 3.43% | 5.29% | 6.41% | Q2 2014 | Q2 2017 | 13 |
| AVTR | Avantor Inc. | 13 | 13 | 1.36% | 4.67% | 6.39% | Q3 2020 | Q3 2023 | 13 |
| AIG | American Int'l Group | 12 | 12 | 3.92% | 5.34% | 10.10% | Q3 2015 | Q2 2018 | 12 |
| MTD | Mettler-Toledo Int'l | 12 | 12 | 3.02% | 3.90% | 4.94% | Q2 2013 | Q1 2016 | 12 |
| BLL | Ball Corp. | 10 | 2 | 1.16% | 3.86% | 5.57% | Q1 2020 | Q3 2023 | 12 |
| ADI | Analog Devices | 9 | 3 | 0.31% | 0.83% | 2.50% | Q3 2016 | Q3 2023 | 12 |
| DHI | D.R. Horton Inc. | 11 | 11 | 4.40% | 6.57% | 8.41% | Q3 2016 | Q1 2019 | 11 |
| BMY | Bristol-Myers Squibb | 11 | 11 | 1.04% | 5.38% | 6.85% | Q4 2019 | Q2 2022 | 11 |
| MDT | Medtronic plc | 11 | 11 | 1.87% | 4.40% | 5.70% | Q4 2019 | Q2 2022 | 11 |
| ENS | Enersys | 11 | 11 | 2.16% | 3.49% | 4.90% | Q2 2013 | Q4 2015 | 11 |
| FLT | FleetCor Tech. | 11 | 11 | 0.06% | 1.73% | 4.90% | Q2 2020 | Q4 2022 | 11 |
| ORA | Ormat Technologies | 8 | 1 | 0.06% | 0.99% | 5.60% | Q1 2018 | Q3 2023 | 11 |
| SEIC | SEI Investments | 10 | 10 | 2.92% | 4.62% | 6.01% | Q1 2016 | Q2 2018 | 10 |
| FDC | First Data Corp. | 10 | 10 | 0.60% | 4.62% | 7.89% | Q1 2017 | Q2 2019 | 10 |
| PWR | Quanta Services | 10 | 10 | 3.24% | 4.56% | 5.58% | Q2 2013 | Q3 2015 | 10 |
| ALSN | Allison Transmission | 10 | 10 | 2.42% | 3.50% | 4.34% | Q2 2021 | Q3 2023 | 10 |
| WBT | Welbilt Inc. | 9 | 9 | 3.23% | 5.23% | 6.94% | Q3 2017 | Q3 2019 | 9 |
| INTC | Intel Corp | 9 | 9 | 3.37% | 4.71% | 5.77% | Q2 2013 | Q2 2015 | 9 |
| CR | Crane Co. | 9 | 9 | 0.41% | 2.92% | 4.70% | Q1 2018 | Q1 2020 | 9 |
| MRC | MRC Global Inc. | 9 | 9 | 0.10% | 0.27% | 0.39% | Q2 2016 | Q2 2018 | 9 |
| IVV | IShares CORE SP500 | 9 | 9 | 0.13% | 0.15% | 0.19% | Q3 2020 | Q3 2022 | 9 |
| USB | U.S. Bancorp | 8 | 8 | 4.01% | 4.40% | 4.89% | Q3 2015 | Q2 2017 | 8 |
| Ryan Specialty Hldngs | 8 | 8 | 3.02% | 3.98% | 5.27% | Q4 2021 | Q3 2023 | 8 | |
| CSX | CSX Corp. | 8 | 8 | 0.06% | 3.93% | 5.21% | Q2 2013 | Q1 2015 | 8 |
| ZION | Zions Bancorp | 8 | 8 | 2.05% | 2.91% | 4.26% | Q3 2015 | Q2 2017 | 8 |
| HEI | HEICO Corp. | 8 | 8 | 0.04% | 0.21% | 0.47% | Q4 2021 | Q3 2023 | 8 |
| IPG | Interpublic Grp | 7 | 7 | 3.95% | 4.35% | 4.79% | Q1 2016 | Q3 2017 | 7 |
| INTU | Intuit, Inc. | 7 | 7 | 3.58% | 4.33% | 4.94% | Q2 2013 | Q4 2014 | 7 |
| APH | Amphenol Corp. | 4 | 3 | 1.38% | 3.30% | 4.17% | Q4 2021 | Q3 2023 | 7 |
| BAC | Bank of America Corp. | 7 | 7 | 0.36% | 0.87% | 1.60% | Q1 2018 | Q3 2019 | 7 |
| KAI | Kadant Inc. | 4 | 3 | 0.04% | 0.17% | 0.28% | Q4 2021 | Q3 2023 | 7 |
| ADMS | Adamas Pharma Inc. | 7 | 7 | 0.08% | 0.13% | 0.19% | Q1 2018 | Q3 2019 | 7 |
| PFE | Pfizer, Inc. | 7 | 7 | 0.04% | 0.06% | 0.07% | Q1 2021 | Q3 2022 | 7 |
| DIS | The Walt Disney Co. | 6 | 6 | 1.31% | 5.16% | 7.34% | Q4 2018 | Q1 2020 | 6 |
| MET | MetLife, Inc. | 6 | 6 | 0.13% | 4.12% | 5.50% | Q3 2014 | Q4 2015 | 6 |
| XYL | Xylem Inc. | 5 | 1 | 2.66% | 4.04% | 5.16% | Q2 2013 | Q2 2015 | 6 |
| SLH | Solera Holdings | 6 | 6 | 3.33% | 3.84% | 4.53% | Q2 2013 | Q3 2014 | 6 |
| TMX | Terminix Global | 6 | 6 | 1.94% | 3.57% | 4.17% | Q4 2020 | Q1 2022 | 6 |
| TRV | The Travelers Co., Inc. | 6 | 6 | 0.05% | 0.52% | 1.45% | Q1 2021 | Q2 2022 | 6 |
| QUAL | IShares Edge Qlt ETF | 6 | 6 | 0.08% | 0.09% | 0.10% | Q3 2020 | Q4 2021 | 6 |
| WRESQ | Warren Resources | 6 | 6 | 0.06% | 0.09% | 0.14% | Q2 2013 | Q3 2014 | 6 |
| BTU | Peabody Energy Corp. | 6 | 6 | 0.05% | 0.06% | 0.08% | Q2 2022 | Q3 2023 | 6 |
| African Potash | 6 | 6 | 0.01% | 0.02% | 0.04% | Q2 2013 | Q3 2014 | 6 | |
| PAG | Penske Auto Grp | 5 | 5 | 4.62% | 5.68% | 7.45% | Q2 2015 | Q2 2016 | 5 |
| HBI | Hanesbrands Inc. | 5 | 5 | 3.32% | 5.62% | 7.30% | Q3 2017 | Q3 2018 | 5 |
| LDOS | Leidos Holdings | 5 | 5 | 2.80% | 4.14% | 4.70% | Q4 2020 | Q4 2021 | 5 |
| AOS | AO Smith Corp. | 5 | 5 | 0.43% | 1.21% | 4.22% | Q1 2018 | Q1 2019 | 5 |
| SPXU | ProShares USH SP500 | 4 | 1 | 0.28% | 0.58% | 1.07% | Q1 2021 | Q4 2022 | 5 |
| NVR | NVR Inc. | 5 | 5 | 0.19% | 0.27% | 0.38% | Q1 2018 | Q1 2019 | 5 |
| KRNT | Kornit Digital | 4 | 1 | 0.04% | 0.27% | 0.42% | Q4 2021 | Q3 2023 | 5 |
| SLB | Schlumberger Ltd. | 4 | 4 | 3.02% | 3.36% | 3.72% | Q2 2013 | Q1 2014 | 4 |
| DOX | Amdocs Ltd. | 4 | 4 | 1.76% | 3.21% | 4.19% | Q4 2022 | Q3 2023 | 4 |
| CVET | Covetrus, Inc. | 4 | 4 | 2.42% | 2.63% | 2.81% | Q4 2020 | Q3 2021 | 4 |
| APC | Anadarko Petroleum | 4 | 4 | 1.86% | 2.50% | 3.35% | Q2 2013 | Q1 2014 | 4 |
| FELE | Franklin Elec. Co., Inc. | 4 | 4 | 0.37% | 2.38% | 3.53% | Q4 2022 | Q3 2023 | 4 |
| WST | West Pharm Svcs Inc | 4 | 4 | 0.23% | 2.37% | 3.70% | Q4 2022 | Q3 2023 | 4 |
| SAIC | Science App Int'l Corp. | 4 | 4 | 0.98% | 2.29% | 4.01% | Q1 2021 | Q4 2021 | 4 |
| GNRC | Generac Holdings | 4 | 4 | 0.41% | 0.97% | 1.72% | Q4 2022 | Q3 2023 | 4 |
| ROST | Ross Stores, Inc. | 4 | 4 | 0.73% | 0.85% | 0.96% | Q1 2018 | Q4 2018 | 4 |
| ACES | ALPS Cln Energy ETF | 4 | 4 | 0.37% | 0.55% | 0.82% | Q4 2022 | Q3 2023 | 4 |
| GWW | W.W. Grainger Inc. | 4 | 4 | 0.10% | 0.16% | 0.22% | Q2 2016 | Q1 2017 | 4 |
| MNRL | Brigham Minerals, Inc. | 4 | 4 | 0.06% | 0.08% | 0.10% | Q4 2021 | Q3 2022 | 4 |
| FCX | Freeport-McMoRan | 4 | 4 | 0.05% | 0.06% | 0.07% | Q4 2022 | Q3 2023 | 4 |
| EURN | Euronav NV | 4 | 4 | 0.04% | 0.05% | 0.05% | Q1 2016 | Q4 2016 | 4 |
| ADBE | Adobe Systems, Inc. | 3 | 3 | 4.48% | 4.92% | 5.66% | Q2 2013 | Q4 2013 | 3 |
| PPO | Polypore Int'l Inc. | 3 | 3 | 3.84% | 4.18% | 4.37% | Q2 2013 | Q4 2013 | 3 |
| AWK | Amer. Water Works | 3 | 3 | 3.30% | 3.70% | 4.21% | Q1 2023 | Q3 2023 | 3 |
| HCSG | Healthcare Serv. Grp | 3 | 3 | 2.32% | 3.42% | 5.24% | Q3 2018 | Q1 2019 | 3 |
| RNET | RigNet, Inc. | 3 | 3 | 2.32% | 2.66% | 3.09% | Q3 2013 | Q1 2014 | 3 |
| TBT | ProSh UltSht 20+ TYS | 3 | 3 | 0.26% | 0.61% | 1.24% | Q2 2013 | Q4 2013 | 3 |
| PHO | Invesco Water ETF | 3 | 3 | 0.33% | 0.33% | 0.34% | Q1 2023 | Q3 2023 | 3 |
| FIS | Fidelity Nat'l Info Serv. | 3 | 3 | 0.20% | 0.25% | 0.29% | Q2 2020 | Q4 2020 | 3 |
| F | Ford Motor Co. | 3 | 3 | 0.12% | 0.15% | 0.18% | Q2 2013 | Q4 2013 | 3 |
| DAL | Delta Air Lines,Inc. | 3 | 3 | 0.06% | 0.07% | 0.08% | Q2 2013 | Q4 2013 | 3 |
| LESL | Leslie's Inc. | 3 | 3 | 0.06% | 0.06% | 0.06% | Q1 2021 | Q3 2021 | 3 |
| ELY | Callaway Golf Co. | 3 | 3 | 0.05% | 0.06% | 0.06% | Q1 2021 | Q3 2021 | 3 |
| BABYF | Else Nutrition Hldings | 3 | 3 | 0.01% | 0.02% | 0.03% | Q2 2020 | Q4 2020 | 3 |
| RDSA | Royal Dutch Shell | 2 | 2 | 3.21% | 4.48% | 5.75% | Q2 2018 | Q3 2018 | 2 |
| CARB | Carbonite, Inc. | 2 | 2 | 2.46% | 2.89% | 3.32% | Q2 2019 | Q3 2019 | 2 |
| CERN | Cerner Corp. | 2 | 2 | 1.94% | 2.74% | 3.54% | Q4 2017 | Q1 2018 | 2 |
| ROL | Rollins, Inc. | 2 | 2 | 1.13% | 2.12% | 3.10% | Q2 2023 | Q3 2023 | 2 |
| GRID | First Trust Cln Edge | 2 | 2 | 1.15% | 1.19% | 1.23% | Q2 2023 | Q3 2023 | 2 |
| DELL | Dell Technologies | 2 | 2 | 0.35% | 0.52% | 0.70% | Q4 2019 | Q1 2020 | 2 |
| SPXU | ProShares USH SP500 | 2 | 2 | 0.44% | 0.52% | 0.60% | Q3 2020 | Q4 2020 | 2 |
| VOO | Vanguard SP500 ETF | 2 | 2 | 0.14% | 0.15% | 0.16% | Q3 2020 | Q4 2020 | 2 |
| BIIB | Biogen, Inc. | 2 | 2 | 0.10% | 0.11% | 0.11% | Q1 2018 | Q2 2018 | 2 |
| WGO | Winnebago Ind. | 2 | 2 | 0.07% | 0.07% | 0.08% | Q3 2017 | Q4 2017 | 2 |
| XON | Intrexon Corp. | 2 | 2 | 0.06% | 0.07% | 0.08% | Q1 2014 | Q2 2014 | 2 |
| VSM | Versum Materials, Inc. | 2 | 2 | 0.06% | 0.06% | 0.06% | Q2 2017 | Q3 2017 | 2 |
| YOU | Clear Secure Inc. | 2 | 2 | 0.05% | 0.05% | 0.06% | Q1 2023 | Q2 2023 | 2 |
| HSIC | Henry Schein Inc. | 1 | 1 | 3.86% | 3.86% | 3.86% | Q2 2013 | Q2 2013 | 1 |
| JPM | JPMorgan Chase | 1 | 1 | 0.49% | 0.49% | 0.49% | Q4 2018 | Q4 2018 | 1 |
| SRCL | Stericycle, Inc. | 1 | 1 | 0.24% | 0.24% | 0.24% | Q3 2018 | Q3 2018 | 1 |
| FEYE | FireEye, Inc. | 1 | 1 | 0.15% | 0.15% | 0.15% | Q4 2015 | Q4 2015 | 1 |
| EPAY | Bottomline Tech. | 1 | 1 | 0.14% | 0.14% | 0.14% | Q3 2014 | Q3 2014 | 1 |
| JNJ | Johnson & Johnson | 1 | 1 | 0.12% | 0.12% | 0.12% | Q1 2020 | Q1 2020 | 1 |
| T | AT&T Inc. | 1 | 1 | 0.12% | 0.12% | 0.12% | Q2 2019 | Q2 2019 | 1 |
| COP | ConocoPhillips | 1 | 1 | 0.12% | 0.12% | 0.12% | Q1 2018 | Q1 2018 | 1 |
| TDG | TransDigm Group Inc. | 1 | 1 | 0.12% | 0.12% | 0.12% | Q3 2020 | Q3 2020 | 1 |
| GLNG | Golar LNG Ltd. | 1 | 1 | 0.10% | 0.10% | 0.10% | Q1 2018 | Q1 2018 | 1 |
| VZ | Verizon Comm. | 1 | 1 | 0.10% | 0.10% | 0.10% | Q1 2018 | Q1 2018 | 1 |
| EQH | AXA Equitable Hldngs | 1 | 1 | 0.07% | 0.07% | 0.07% | Q2 2019 | Q2 2019 | 1 |
| LNC | Lincoln Nat'l Corp. | 1 | 1 | 0.05% | 0.05% | 0.05% | Q3 2023 | Q3 2023 | 1 |
| SIRI | Sirius XM Radio | 1 | 1 | 0.04% | 0.04% | 0.04% | Q4 2017 | Q4 2017 | 1 |
| Corsa Coal | 1 | 1 | 0.00% | 0.00% | 0.00% | Q3 2014 | Q3 2014 | 1 | |
| PENYF | Petromanas Energy | 1 | 1 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q2 2013 | 1 |
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The securities at the top of the list , including Fiserv Inc., Ecolab Inc., and NexGen Energy Ltd., are the highest-conviction holdings of DUDLEY & SHANLEY, INC..
The conviction is calculated by counting the number of quarters a security has been reported by DUDLEY & SHANLEY, INC.. The higher the number, the higher the conviction and longer the holding period.
This page lists all the securities that DUDLEY & SHANLEY, INC. owns currently or has owned in the past.