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DUDLEY & SHANLEY, INC.

Position in ECL — Ecolab Inc.

CIK 883511 PALM BEACH, FL

Position in ECL

as of Jun 30, 2026 · filed Jul 9, 2026
Position Value
$29,168,516
+$1,234,288 QoQ
Shares Held
104,693
-0.3% QoQ
Ownership
0.037%
of shares outstanding
% of Portfolio
4.61%
of 13F equity value
Holder Rank
#206
of 1,701 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ECL Over Time

Shares Held

Position Value (USD)

Position in Specialty Chemicals

Basic Materials · as of Jun 30, 2026

DUDLEY & SHANLEY, INC. holds $29,168,516 across 1 Specialty Chemicals name. ECL ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ECL
Ecolab Inc.
This page
104,693 $29,168,516

All Filings in ECL

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $29,168,516 104,693
2026-03-31 $27,934,228 105,008
2025-12-31 $27,579,826 105,058
2025-09-30 $28,750,644 104,983
2025-06-30 $28,286,619 104,983
2025-03-31 $26,584,867 104,863
2024-12-31 $24,569,154 104,853
2024-09-30 $26,797,649 104,953
2024-06-30 $25,056,164 105,278
2024-03-31 $24,897,254 107,827
2023-12-31 $21,062,191 106,187
2023-09-30 $18,277,751 107,897
2023-06-30 $19,839,919 106,272
2023-03-31 $17,591,204 106,272
2022-12-31 $15,527,176 106,672
2022-09-30 $13,860,276 95,972
2022-06-30 $14,756,654 95,972
2022-03-31 $20,574,889 116,532
2021-12-31 $27,337,241 116,532
2021-09-30 $24,848,102 119,107
2021-06-30 $24,487,155 118,887
2021-03-31 $26,260,395 122,672
2020-12-31 $26,578,095 122,842
2020-09-30 $24,179,041 120,992
2020-06-30 $23,663,709 118,943
2020-03-31 $18,643,968 119,643