DUDLEY & SHANLEY, INC. Q3 2025 Filing

Filed October 8, 2025

Portfolio Value

$621.5M

Holdings

32

Report Date

Q3 2025

Filing Type

13F-HR

All Holdings (32 positions)

#StockSharesValue% PortfolioType
1
WPMWheaton Precious Mtls
695,665$77.8M12.52%
2
APHAmphenol Corp.
316,596$39.2M6.30%
3
VVisa Inc.
97,181$33.2M5.34%
4
AONAon plc
88,732$31.6M5.09%
5
SCIService Corp. Int'l
369,433$30.7M4.95%
6
ADIAnalog Devices
124,996$30.7M4.94%
7
ECLEcolab Inc.
104,983$28.8M4.63%
8
ROLRollins, Inc.
455,650$26.8M4.31%
9
AMEAmetek Inc.
139,786$26.3M4.23%
10
RYANRyan Specialty Hldngs
461,921$26.0M4.19%
11
AWCAmer. Water Works
169,159$23.5M3.79%
12
SCHWCharles Schwab
240,863$23.0M3.70%
13
DHRDanaher Corp.
114,941$22.8M3.67%
14
FISVFiserv Inc.
174,921$22.6M3.63%
15
DCIDonaldson Co., Inc.
270,585$22.1M3.56%
16
DOXAmdocs Ltd.
246,539$20.2M3.25%
17
KRNTKornit Digital
1,258,895$17.0M2.73%
18
FERGFerguson Enterprises
75,500$17.0M2.73%
19
KAIKadant Inc.
55,175$16.4M2.64%
20
WSOWatsco, Inc.
39,370$15.9M2.56%
21
PGRProgressive Corp.
64,255$15.9M2.55%
22
ALSNAllison Transmission
164,547$14.0M2.25%
23
NXENexGen Energy Ltd.
1,235,150$11.1M1.78%
24
AG8Agilent Tech, Inc.
55,200$7.1M1.14%
25
HEIHEICO Corp.
19,500$6.3M1.01%
26
MSFTMicrosoft Corp.
10,854$5.6M0.90%
27
GNRCGenerac Holdings
19,650$3.3M0.53%
28
HNMOrmat Technologies
30,200$2.9M0.47%
29
PHOInvesco Water ETF
32,780$2.4M0.38%
30
ROPRoper Technologies
2,550$1.3M0.20%
31
OCULOcular Therapeutix
13,000$151K0.02%
32
STUDStallion Uranium Corp
30,000$9K0.00%