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MIDDLETON & CO INC/MA

Position in ECL — Ecolab Inc.

CIK 919497 BOSTON, MA

Position in ECL

as of Jun 30, 2026 · filed Aug 10, 2026
Position Value
$8,001,957
+$65,783 QoQ
Shares Held
28,721
-3.7% QoQ
Ownership
0.010%
of shares outstanding
% of Portfolio
0.99%
of 13F equity value
Holder Rank
#410
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

MIDDLETON & CO INC/MA holds $8,581,867 across 2 Specialty Chemicals names. ECL ranks #1 (93.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ECL
Ecolab Inc.
This page
28,721 $8,001,957

All Filings in ECL

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $8,001,957 28,721
2026-03-31 $7,936,174 29,833
2025-12-31 $8,087,716 30,808
2025-09-30 $8,496,506 31,025
2025-06-30 $8,769,194 32,546
2025-03-31 $8,612,581 33,972
2024-12-31 $8,136,762 34,725
2024-09-30 $9,004,978 35,268
2024-06-30 $8,473,276 35,602
2024-03-31 $8,645,357 37,442
2023-12-31 $7,451,017 37,565
2023-09-30 $6,416,872 37,880
2023-06-30 $6,812,878 36,493
2023-03-31 $5,803,647 35,061
2022-12-31 $5,090,378 34,971
2022-09-30 $5,336,463 36,951
2022-06-30 $6,425,322 41,788
2022-03-31 $7,594,198 43,012
2021-12-31 $10,214,752 43,543
2021-09-30 $9,110,018 43,668
2021-06-30 $8,859,181 43,012
2021-03-31 $9,724,129 45,425
2020-12-31 $9,749,397 45,061
2020-09-30 $8,607,108 43,070
2020-06-30 $8,048,522 40,455
2020-03-31 $6,162,297 39,545