InvestorLens

ECL — ECOLAB INC

Materials · Specialty Chemicals

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For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.

Sourced from SEC EDGAR public filings

Why are billionaires buying ECL?

Built from public SEC filings and public economic data. Not a recommendation.

Confidence
67
Institutional Conviction
Net distribution · 1 buying vs 2 selling last quarter
26
Macro Tailwind
Macro conditions are mixed for this sector
64
Why? — Evidence & Confidence ▾

Of 3 tracked investors who changed their ECL position last quarter, 1 bought and 2 sold (33% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 64/100 in a Overheat regime).

Supporting evidence
  • +1 tracked investor added or increased positions last quarter (Steve Cohen)
  • +4 tracked investors reported holding ECL at their latest filing
  • +Macro Health is 56/100 in a Overheat regime — historically acceptable for Materialssource
Contradicting evidence — always shown
  • −2 tracked investors reduced or exited last quarter (1 reduced, 1 sold out)
  • −13F data is disclosed up to 45 days after quarter end — positions may have changed since
Know the limits
  • · 13F disclosure lag (up to 45 days)
  • · Tracked investors are a sample, not the whole market
  • · Sector regime fit is a historical average, not a guarantee

Every InvestorLens score shows its evidence — including what argues against it. Model conviction-v1 · generated 9/18/2026.

About ECOLAB INC (ECL)

ECOLAB INC (ECL) appears in the most recent 13F filings of 4 tracked institutional investors. ECOLAB INC is classified in the Materials sector (Specialty Chemicals industry). The largest disclosed position is held by Ken Griffin (Citadel Advisors), valued at $339M. Across recent filings, tracked investors recorded 5 new positions, 7 increased, 13 reduced, and 3 exited. All data sourced from SEC 13F filings.

Smart Money Consensus™

Based on recent institutional activity in ECL

43
/100
Mixed Activity
Added / Increased12
Reduced13
Exited3
BearishBullish
Crowded Trade Score™

How many top investors track ECL

27
/100
Emerging Interest
4investors

A small number of top investors own this.

UndiscoveredCrowded
151015+

ECL Ownership Composition

How ECOLAB INC is held across tracked investor types, based on reported 13F positions.

Dominant Type
Multi-Strategy / Quant
100% of tracked value
Institutions
4
tracked investors
Total Reported
$458.2M
combined 13F value
Types2
  • Multi-Strategy / Quant99.9%
  • Macro0.1%
Multi-Strategy / Quant(3)
99.9%
Macro(1)
0.1%

Tracked investors currently reporting ECL

1 tracked investor has since exited this position — listed separately below.

  • Ken GriffinJun 30, 2026
    Citadel Advisors
    Shares
    1.2M
    Value
    $338.7M
    % Portfolio
    0.04%
  • Izzy EnglanderJun 30, 2026
    Millennium Management
    Shares
    234.9K
    Value
    $65.4M
    % Portfolio
    0.02%
  • Steve CohenJun 30, 2026
    Point72 Asset Management
    Shares
    192.8K
    Value
    $53.7M
    % Portfolio
    0.06%
  • Paul Tudor JonesJun 30, 2026
    Tudor Investment Corp
    Shares
    1.3K
    Value
    $362.2K
    % Portfolio
    0.00%

Previously held ECL

These investors reported ECL in an earlier quarter but not in their most recent 13F. Figures below are their last reported position, not a current holding.

InvestorFirmLast reported sharesValue thenLast held
Ray DalioBridgewater Associates16.2K$4.3MMar 31, 2026

Recent activity

Frequently asked questions

How many institutional investors hold ECL?
4 tracked institutional investors disclosed a position in ECL (ECOLAB INC) in their most recent 13F filing.
Who is the largest institutional holder of ECL?
Ken Griffin, Citadel Advisors, holds the largest disclosed position in ECL, valued at $339M.
Did institutional ownership of ECL increase or decrease?
Across recent 13F filings, tracked investors recorded 5 new positions, 7 increased, 13 reduced, and 3 fully exited ECL.
What sector is ECL in?
ECOLAB INC is classified in the Materials GICS sector, Specialty Chemicals industry.
Where does this ECL ownership data come from?
SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.