Dudley & Shanley
PALM BEACH, FLfiles as DUDLEY & SHANLEY, INC.
$662m in 37 US stocks at the end of 30 June 2026. The top 10 are 49.8% of the money. It changed about 11.2% of the portfolio this quarter.
Value
$662m
Stocks
37
Top 10 share
49.8%
Turnover
11.2%
What changed this quarter
New
Bought for the first time this quarter.
- PfizerPFE0.6% of the fund
Added
Bought more of a stock they already held.
- WatscoWSO4.9% of the fund+40%
- FastenalFAST3.4% of the fund+161%
- Federal SignalFSS3.3% of the fund+170%
- XylemXYL3.2% of the fund+124%
- RollinsROL3.1% of the fund+9%
- Agilent TechnologiesA1.4% of the fund+26%
- WatersWAT1.3% of the fund+101%
Cut
Sold some of their stake.
- AmphenolAPH6.2% of the fund-5%
- Analog DevicesADI4.0% of the fund-29%
- Ryan Specialty HoldingsRYAN2.7% of the fund-3%
- DanaherDHR2.1% of the fund-36%
- Badger MeterBMI1.4% of the fund-48%
- FiservFISV0.8% of the fund-23%
- Generac HoldingsGNRC0.7% of the fund-18%
- Ormat TechnologiesORA0.4% of the fund-7%
Sold out
Sold their entire stake.
- Invesco Exchange Traded FD TPHO-100%
Holdings
- Wheaton Precious MetalsWPM
- Share
- 7.7%
- Value
- $51m
- Shares
- 454,640
Held
- NexGen EnergyNXE
- Share
- 1.7%
- Value
- $12m
- Shares
- 1,225,500
Held
- ATHA EnergySASKF
- Share
- <0.1%
- Value
- $51,991
- Shares
- 74,500
Held
- Stallion UraniumSTLNF
- Share
- <0.1%
- Value
- $25,377
- Shares
- 180,000
Held
| Company | Share of fund | Value | Shares | Change |
|---|---|---|---|---|
| Wheaton Precious MetalsWPM | 7.7% | $51m | 454,640 | Held |
| AmphenolAPH | 6.2% | $41m | 234,451 | -5% |
| AmetekAME | 5.1% | $34m | 139,731 | Held |
| VisaV | 5.0% | $33m | 96,971 | Held |
| WatscoWSO | 4.9% | $33m | 78,012 | +40% |
| AonAON | 4.4% | $29m | 88,807 | Held |
| EcolabECL | 4.4% | $29m | 104,693 | Held |
| Service Corp InternationalSCI | 4.2% | $28m | 367,783 | Held |
| Analog DevicesADI | 4.0% | $27m | 67,200 | -29% |
| Ferguson EnterprisesFERG | 3.7% | $25m | 104,225 | Held |
| DonaldsonDCI | 3.7% | $24m | 272,330 | Held |
| KadantKAI | 3.6% | $24m | 75,735 | Held |
| FastenalFAST | 3.4% | $23m | 472,440 | +161% |
| American Water Works CompanyAWK | 3.4% | $22m | 169,344 | Held |
| Charles SchwabSCHW | 3.4% | $22m | 240,933 | Held |
| Federal SignalFSS | 3.3% | $22m | 169,285 | +170% |
| XylemXYL | 3.2% | $21m | 181,050 | +124% |
| RollinsROL | 3.1% | $21m | 495,655 | +9% |
| Kornit DigitalKRNT | 3.1% | $20m | 1,255,265 | Held |
| Allison Transmission HoldingsALSN | 2.8% | $19m | 165,037 | Held |
| Ryan Specialty HoldingsRYAN | 2.7% | $18m | 465,146 | -3% |
| ProgressivePGR | 2.2% | $14m | 66,280 | Held |
| DanaherDHR | 2.1% | $14m | 74,024 | -36% |
| NexGen EnergyNXE | 1.7% | $12m | 1,225,500 | Held |
| Badger MeterBMI | 1.4% | $9m | 63,000 | -48% |
| Agilent TechnologiesA | 1.4% | $9m | 69,500 | +26% |
| WatersWAT | 1.3% | $9m | 23,590 | +101% |
| HeicoHEI | 1.0% | $7m | 19,500 | Held |
| FiservFISV | 0.8% | $5m | 110,558 | -23% |
| Generac HoldingsGNRC | 0.7% | $5m | 16,150 | -18% |
| PfizerPFE | 0.6% | $4m | 165,000 | New |
| MicrosoftMSFT | 0.6% | $4m | 10,569 | Held |
| Ormat TechnologiesORA | 0.4% | $3m | 26,100 | -7% |
| Roper TechnologiesROP | 0.1% | $676,780 | 2,000 | Held |
| Viper EnergyVNOM | <0.1% | $326,480 | 7,700 | Held |
| ATHA EnergySASKF | <0.1% | $51,991 | 74,500 | Held |
| Stallion UraniumSTLNF | <0.1% | $25,377 | 180,000 | Held |
Over time and by industry
Value over time
Jun '25
Dec '25
Jun '26
Value is up 4.0% since 30 June 2025.
Where the money is
Industrials39.9%
Financial services18.5%
Materials13.9%
Technology11.0%
Retail & consumer7.5%
Health care5.5%
Utilities3.8%
Energy0.0%
Other0.0%
From the fund's 13F filings. They list US stocks and options only, 45 days after each quarter, and leave out cash, bonds, shorts and foreign shares.