DUDLEY & SHANLEY, INC. Long-Term Concentrated

CIK: 0000883511 · Show all filings

Period: Q3 2024 (← Previous) (Next →)

Filing Date: Dec 23, 2024

Total Value ($000): $639,700 (100.0% shares, 0.0% debt)

Holdings (36)

WPM Wheaton Precious Mtls 12.0%

Value ($000) $77,036 Shares 1,261,223 Est. Cost $26.64 Unrealized +121.5%

FISV Fiserv Inc. 5.6%

Value ($000) $36,086 Shares 200,866 Est. Cost $51.63 Unrealized +219.5%

— Aon plc 5.3%

Value ($000) $34,059 Shares 98,440 Est. Cost $172.84 Unrealized —

RYAN Ryan Specialty Hldngs 4.8%

Value ($000) $30,647 Shares 461,621 Est. Cost $38.14 Unrealized +63.8%

DHR Danaher Corp. 4.7%

Value ($000) $30,376 Shares 109,257 Est. Cost $170.27 Unrealized +54.1%

SCI Service Corp. Int'l 4.7%

Value ($000) $30,098 Shares 381,320 Est. Cost $38.46 Unrealized +97.7%

APH Amphenol Corp. 4.5%

Value ($000) $28,564 Shares 438,370 Est. Cost $49.89 Unrealized +28.4%

ADI Analog Devices 4.4%

Value ($000) $28,232 Shares 122,656 Est. Cost $183.47 Unrealized +20.0%

AVTR Avantor Inc. 4.4%

Value ($000) $28,098 Shares 1,086,127 Est. Cost $23.34 Unrealized +5.2%

V Visa Inc. 4.2%

Value ($000) $26,859 Shares 97,686 Est. Cost $208.01 Unrealized +28.7%

ECL Ecolab Inc. 4.2%

Value ($000) $26,798 Shares 104,953 Est. Cost $96.52 Unrealized +149.8%

WST West Pharm Svcs Inc 3.8%

Value ($000) $24,352 Shares 81,131 Est. Cost $321.01 Unrealized -5.0%

AME Ametek Inc. 3.7%

Value ($000) $23,942 Shares 139,434 Est. Cost $125.21 Unrealized +32.0%

AWK Amer. Water Works 3.7%

Value ($000) $23,529 Shares 160,894 Est. Cost $136.66 Unrealized +0.4%

DOX Amdocs Ltd. 3.6%

Value ($000) $22,905 Shares 261,826 Est. Cost $83.67 Unrealized -2.9%

ROL Rollins, Inc. 3.5%

Value ($000) $22,485 Shares 444,550 Est. Cost $39.50 Unrealized +22.9%

PGR Progressive Corp. 3.4%

Value ($000) $21,445 Shares 84,510 Est. Cost $63.46 Unrealized +237.4%

FELE Franklin Elec. Co., Inc. 3.0%

Value ($000) $19,010 Shares 181,361 Est. Cost $87.79 Unrealized +12.1%

ALSN Allison Transmission 2.5%

Value ($000) $15,765 Shares 164,097 Est. Cost $38.61 Unrealized +118.7%

SCHW Charles Schwab 2.4%

Value ($000) $15,579 Shares 240,383 Est. Cost $65.84 Unrealized -1.9%

WSO Watsco, Inc. 2.0%

Value ($000) $12,495 Shares 25,403 Est. Cost $295.85 Unrealized +62.5%

KAI Kadant Inc. 1.7%

Value ($000) $10,985 Shares 32,500 Est. Cost $284.79 Unrealized +11.4%

A Agilent Tech, Inc. 1.3%

Value ($000) $8,300 Shares 55,900 Est. Cost $135.59 Unrealized 0.0%

NXE NexGen Energy Ltd. 1.3%

Value ($000) $8,074 Shares 1,236,500 Est. Cost $1.31 Unrealized +374.3%

KRNT Kornit Digital 1.0%

Value ($000) $6,705 Shares 259,525 Est. Cost $20.01 Unrealized -8.0%

GRID First Trust Cln Edge 0.9%

Value ($000) $5,968 Shares 46,900 Est. Cost $105.12 Unrealized —

HEI HEICO Corp. 0.8%

Value ($000) $5,112 Shares 19,550 Est. Cost $167.85 Unrealized +44.1%

MSFT Microsoft Corp. 0.8%

Value ($000) $4,985 Shares 11,584 Est. Cost $90.57 Unrealized +367.1%

GNRC Generac Holdings 0.6%

Value ($000) $3,805 Shares 23,950 Est. Cost $113.74 Unrealized +30.4%

ORA Ormat Technologies 0.4%

Value ($000) $2,377 Shares 30,900 Est. Cost $68.71 Unrealized +7.0%

PHO Invesco Water ETF 0.4%

Value ($000) $2,312 Shares 32,780 Est. Cost $53.35 Unrealized —

ROP Roper Technologies 0.2%

Value ($000) $1,419 Shares 2,550 Est. Cost $268.84 Unrealized +102.5%

— Enphase Energy, Inc. 0.1%

Value ($000) $769 Shares 6,800 Est. Cost $124.16 Unrealized —

DCI Donaldson Co., Inc. 0.1%

Value ($000) $380 Shares 5,150 Est. Cost $67.39 Unrealized +4.8%

OCUL Ocular Therapeutix 0.0%

Value ($000) $141 Shares 16,200 Est. Cost $6.17 Unrealized +33.5%

SASKF ATHA Energy Corp. 0.0%

Value ($000) $10 Shares 19,000 Est. Cost $0.77 Unrealized -39.3%

Ticker	Issuer	Shares	Value ($000)	%	Est. Cost	Unrealized	Class	CUSIP
WPM	Wheaton Precious Mtls	1,261,223	$77,036	12.0%	$26.64	+121.5%	COM	962879102
FISV	Fiserv Inc.	200,866	$36,086	5.6%	$51.63	+219.5%	COM	337738108
—	Aon plc	98,440	$34,059	5.3%	$172.84	—	COM	g0403h108
RYAN	Ryan Specialty Hldngs	461,621	$30,647	4.8%	$38.14	+63.8%	COM	78351F107
DHR	Danaher Corp.	109,257	$30,376	4.7%	$170.27	+54.1%	COM	235851102
SCI	Service Corp. Int'l	381,320	$30,098	4.7%	$38.46	+97.7%	COM	817565104
APH	Amphenol Corp.	438,370	$28,564	4.5%	$49.89	+28.4%	COM	032095101
ADI	Analog Devices	122,656	$28,232	4.4%	$183.47	+20.0%	COM	032654105
AVTR	Avantor Inc.	1,086,127	$28,098	4.4%	$23.34	+5.2%	COM	05352A100
V	Visa Inc.	97,686	$26,859	4.2%	$208.01	+28.7%	COM	92826C839
ECL	Ecolab Inc.	104,953	$26,798	4.2%	$96.52	+149.8%	COM	278865100
WST	West Pharm Svcs Inc	81,131	$24,352	3.8%	$321.01	-5.0%	COM	955306105
AME	Ametek Inc.	139,434	$23,942	3.7%	$125.21	+32.0%	COM	031100100
AWK	Amer. Water Works	160,894	$23,529	3.7%	$136.66	+0.4%	COM	030420103
DOX	Amdocs Ltd.	261,826	$22,905	3.6%	$83.67	-2.9%	COM	G02602103
ROL	Rollins, Inc.	444,550	$22,485	3.5%	$39.50	+22.9%	COM	775711104
PGR	Progressive Corp.	84,510	$21,445	3.4%	$63.46	+237.4%	COM	743315103
FELE	Franklin Elec. Co., Inc.	181,361	$19,010	3.0%	$87.79	+12.1%	COM	353514102
ALSN	Allison Transmission	164,097	$15,765	2.5%	$38.61	+118.7%	COM	01973R101
SCHW	Charles Schwab	240,383	$15,579	2.4%	$65.84	-1.9%	COM	808513105
WSO	Watsco, Inc.	25,403	$12,495	2.0%	$295.85	+62.5%	COM	942622200
KAI	Kadant Inc.	32,500	$10,985	1.7%	$284.79	+11.4%	COM	48282T104
A	Agilent Tech, Inc.	55,900	$8,300	1.3%	$135.59	0.0%	COM	00846U101
NXE	NexGen Energy Ltd.	1,236,500	$8,074	1.3%	$1.31	+374.3%	COM	65340P106
KRNT	Kornit Digital	259,525	$6,705	1.0%	$20.01	-8.0%	COM	M6372Q113
GRID	First Trust Cln Edge	46,900	$5,968	0.9%	$105.12	—	COM	33737A108
HEI	HEICO Corp.	19,550	$5,112	0.8%	$167.85	+44.1%	COM	422806109
MSFT	Microsoft Corp.	11,584	$4,985	0.8%	$90.57	+367.1%	COM	594918104
GNRC	Generac Holdings	23,950	$3,805	0.6%	$113.74	+30.4%	COM	368736104
ORA	Ormat Technologies	30,900	$2,377	0.4%	$68.71	+7.0%	COM	686688102
PHO	Invesco Water ETF	32,780	$2,312	0.4%	$53.35	—	COM	46137V142
ROP	Roper Technologies	2,550	$1,419	0.2%	$268.84	+102.5%	COM	776696106
—	Enphase Energy, Inc.	6,800	$769	0.1%	$124.16	—	COM	29355a107
DCI	Donaldson Co., Inc.	5,150	$380	0.1%	$67.39	+4.8%	COM	257651109
OCUL	Ocular Therapeutix	16,200	$141	0.0%	$6.17	+33.5%	COM	67576A100
SASKF	ATHA Energy Corp.	19,000	$10	0.0%	$0.77	-39.3%	COM	046824108