Filed: 10/13/2023ACC: 0000883511-23-000005
📋 What this filing means
DUDLEY & SHANLEY, INC. filed this quarterly 13F‑HR report disclosing 36 equity positions with a total reported market value of $528.91M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
36
Positions
$528.91M
Total AUM (reported)
8.46M
Total Shares
Allocation by class
COM$528.91M100.0%
Portfolio Concentration
Top 3$124.83M23.6%
4–10$170.67M32.3%
11–25$216.78M41.0%
Rest$16.63M3.1%
Top 3 weight
23.6%
Top 10 weight
55.9%
Voting Authority Distribution
Total shares with voting rights: 8.46M
Sole
Full voting authority
8.46M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole36
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings36
Rows:
Wheaton Precious Mtls
SOLEShares1.45M
TypeSH
Market value$58.72M
11.10%
Sole
1.45M
Shared
0.00
None
0.00
Aon plc
SOLEShares110.86K
TypeSH
Market value$35.94M
6.80%
Sole
110.86K
Shared
0.00
None
0.00
Progressive Corp.
SOLEShares216.54K
TypeSH
Market value$30.16M
5.70%
Sole
216.54K
Shared
0.00
None
0.00
Fiserv Inc.
SOLEShares247.91K
TypeSH
Market value$28.00M
5.29%
Sole
247.91K
Shared
0.00
None
0.00
Iridium Comm.
SOLEShares564.57K
TypeSH
Market value$25.68M
4.86%
Sole
564.57K
Shared
0.00
None
0.00
Danaher Corp.
SOLEShares99.70K
TypeSH
Market value$24.74M
4.68%
Sole
99.70K
Shared
0.00
None
0.00
Avantor Inc.
SOLEShares1.11M
TypeSH
Market value$23.45M
4.43%
Sole
1.11M
Shared
0.00
None
0.00
Visa Inc.
SOLEShares101.23K
TypeSH
Market value$23.28M
4.40%
Sole
101.23K
Shared
0.00
None
0.00
Ryan Specialty Hldngs
SOLEShares473.87K
TypeSH
Market value$22.94M
4.34%
Sole
473.87K
Shared
0.00
None
0.00
Service Corp. Int'l
SOLEShares395.14K
TypeSH
Market value$22.58M
4.27%
Sole
395.14K
Shared
0.00
None
0.00
Amer. Water Works
SOLEShares179.74K
TypeSH
Market value$22.26M
4.21%
Sole
179.74K
Shared
0.00
None
0.00
Amdocs Ltd.
SOLEShares262.21K
TypeSH
Market value$22.15M
4.19%
Sole
262.21K
Shared
0.00
None
0.00
West Pharm Svcs Inc
SOLEShares52.08K
TypeSH
Market value$19.54M
3.69%
Sole
52.08K
Shared
0.00
None
0.00
Ametek Inc.
SOLEShares129.07K
TypeSH
Market value$19.07M
3.61%
Sole
129.07K
Shared
0.00
None
0.00
Amphenol Corp.
SOLEShares222.90K
TypeSH
Market value$18.72M
3.54%
Sole
222.90K
Shared
0.00
None
0.00
Ecolab Inc.
SOLEShares107.90K
TypeSH
Market value$18.28M
3.46%
Sole
107.90K
Shared
0.00
None
0.00
Franklin Elec. Co., Inc.
SOLEShares190.37K
TypeSH
Market value$16.99M
3.21%
Sole
190.37K
Shared
0.00
None
0.00
Rollins, Inc.
SOLEShares439.94K
TypeSH
Market value$16.42M
3.11%
Sole
439.94K
Shared
0.00
None
0.00
Allison Transmission
SOLEShares240.78K
TypeSH
Market value$14.22M
2.69%
Sole
240.78K
Shared
0.00
None
0.00
Analog Devices
SOLEShares73.64K
TypeSH
Market value$12.89M
2.44%
Sole
73.64K
Shared
0.00
None
0.00
Watsco, Inc.
SOLEShares25.49K
TypeSH
Market value$9.63M
1.82%
Sole
25.49K
Shared
0.00
None
0.00
NexGen Energy Ltd.
SOLEShares1.24M
TypeSH
Market value$7.43M
1.40%
Sole
1.24M
Shared
0.00
None
0.00
Generac Holdings
SOLEShares63.95K
TypeSH
Market value$6.97M
1.32%
Sole
63.95K
Shared
0.00
None
0.00
Ball Corp.
SOLEShares122.88K
TypeSH
Market value$6.12M
1.16%
Sole
122.88K
Shared
0.00
None
0.00
First Trust Cln Edge
SOLEShares64.90K
TypeSH
Market value$6.09M
1.15%
Sole
64.90K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
Wheaton Precious MtlsSOLE | COM | 1.45M | SH | $58.72M 11.10% | 1.45M | 0.00 | 0.00 |
Aon plcSOLE | COM | 110.86K | SH | $35.94M 6.80% | 110.86K | 0.00 | 0.00 |
Progressive Corp.SOLE | COM | 216.54K | SH | $30.16M 5.70% | 216.54K | 0.00 | 0.00 |
Fiserv Inc.SOLE | COM | 247.91K | SH | $28.00M 5.29% | 247.91K | 0.00 | 0.00 |
Iridium Comm.SOLE | COM | 564.57K | SH | $25.68M 4.86% | 564.57K | 0.00 | 0.00 |
Danaher Corp.SOLE | COM | 99.70K | SH | $24.74M 4.68% | 99.70K | 0.00 | 0.00 |
Avantor Inc.SOLE | COM | 1.11M | SH | $23.45M 4.43% | 1.11M | 0.00 | 0.00 |
Visa Inc.SOLE | COM | 101.23K | SH | $23.28M 4.40% | 101.23K | 0.00 | 0.00 |
Ryan Specialty HldngsSOLE | COM | 473.87K | SH | $22.94M 4.34% | 473.87K | 0.00 | 0.00 |
Service Corp. Int'lSOLE | COM | 395.14K | SH | $22.58M 4.27% | 395.14K | 0.00 | 0.00 |
Amer. Water WorksSOLE | COM | 179.74K | SH | $22.26M 4.21% | 179.74K | 0.00 | 0.00 |
Amdocs Ltd.SOLE | COM | 262.21K | SH | $22.15M 4.19% | 262.21K | 0.00 | 0.00 |
West Pharm Svcs IncSOLE | COM | 52.08K | SH | $19.54M 3.69% | 52.08K | 0.00 | 0.00 |
Ametek Inc.SOLE | COM | 129.07K | SH | $19.07M 3.61% | 129.07K | 0.00 | 0.00 |
Amphenol Corp.SOLE | COM | 222.90K | SH | $18.72M 3.54% | 222.90K | 0.00 | 0.00 |
Ecolab Inc.SOLE | COM | 107.90K | SH | $18.28M 3.46% | 107.90K | 0.00 | 0.00 |
Franklin Elec. Co., Inc.SOLE | COM | 190.37K | SH | $16.99M 3.21% | 190.37K | 0.00 | 0.00 |
Rollins, Inc.SOLE | COM | 439.94K | SH | $16.42M 3.11% | 439.94K | 0.00 | 0.00 |
Allison TransmissionSOLE | COM | 240.78K | SH | $14.22M 2.69% | 240.78K | 0.00 | 0.00 |
Analog DevicesSOLE | COM | 73.64K | SH | $12.89M 2.44% | 73.64K | 0.00 | 0.00 |
Watsco, Inc.SOLE | COM | 25.49K | SH | $9.63M 1.82% | 25.49K | 0.00 | 0.00 |
NexGen Energy Ltd.SOLE | COM | 1.24M | SH | $7.43M 1.40% | 1.24M | 0.00 | 0.00 |
Generac HoldingsSOLE | COM | 63.95K | SH | $6.97M 1.32% | 63.95K | 0.00 | 0.00 |
Ball Corp.SOLE | COM | 122.88K | SH | $6.12M 1.16% | 122.88K | 0.00 | 0.00 |
First Trust Cln EdgeSOLE | COM | 64.90K | SH | $6.09M 1.15% | 64.90K | 0.00 | 0.00 |
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