ECL — ECOLAB INC
Materials · Specialty Chemicals
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.
Why? — Evidence & Confidence ▾
Of 3 tracked investors who changed their ECL position last quarter, 2 bought and 1 sold (67% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 52/100 in a Squeeze regime).
- +2 tracked investors added or increased positions last quarter (Paul Tudor Jones, Steve Cohen)
- +5 tracked investors reported holding ECL at their latest filing
- −1 tracked investor reduced or exited last quarter (1 reduced, 0 sold out)
- −13F data is disclosed up to 45 days after quarter end — positions may have changed since
- · 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 8/4/2026.
About ECOLAB INC (ECL)
ECOLAB INC (ECL) appears in the most recent 13F filings of 5 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 $87M. Across recent filings, tracked investors recorded 4 new positions, 0 increased, 2 reduced, and 0 exited. All data sourced from SEC 13F filings.
Based on recent institutional activity in ECL
How many top investors track ECL
A small number of top investors own this.
ECL Ownership Composition
How ECOLAB INC is held across tracked investor types, based on reported 13F positions.
- Other99.8%
- Hedge Funds0.2%
Tracked investors reporting ECL
- Ken GriffinMar 31, 2026Citadel AdvisorsShares325.6KValue$86.6M% Portfolio0.01%
- Izzy EnglanderMar 31, 2026Millennium ManagementShares158.2KValue$42.1M% Portfolio0.02%
- Paul Tudor JonesMar 31, 2026Tudor Investment CorpShares2.6KValue$691.7K% Portfolio0.00%
- Ray DalioMar 31, 2026Bridgewater AssociatesShares16.2KValue$4.3M% Portfolio0.02%
- Steve CohenMar 31, 2026Point72 Asset ManagementShares900Value$239.4K% Portfolio0.00%
Recent activity
- $11MFeb 17, 2026
- $691.7KMay 15, 2026
- New$239.4KMay 15, 2026
- Reduced$4.3M(-27.64%)May 15, 2026
- Reduced$5.9K(-52.05%)Feb 13, 2026
- New$12.8KNov 13, 2025
Frequently asked questions
- How many institutional investors hold ECL?
- 5 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 $87M.
- Did institutional ownership of ECL increase or decrease?
- Across recent 13F filings, tracked investors recorded 4 new positions, 0 increased, 2 reduced, and 0 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.