Ecolab Inc

ECL · US

Held by 5 big investorsLargest: Gates Foundation

Ecolab Inc is held by 5 of the 24 tracked investors in their latest 13F filings. The largest position is Gates Foundation Trust's at $1.5B, 4.22% of that portfolio. Versus the prior quarter, 2 added, 0 trimmed and 0 bought new.

Big investors holding this stock

Latest 13F of the 24 tracked investors. Common shares only.

InvestorValue ($)WeightRank in portfoliovs prior quarter
Gates Foundation Trust
Bill & Melinda Gates Foundation assets · Q2 2026weight 4.22% · Q2 2026
1.5B4.22%#6–
Norges Bank
Norway's sovereign wealth fund · Q2 2026weight 0.09% · Q2 2026
934M0.09%#184–
National Pension Service (Korea)
Korea's national pension fund · Q2 2026weight 0.14% · Q2 2026
214M0.14%#159–
Baillie Gifford
UK long-term growth manager · Q2 2026weight 0.19% · Q2 2026
205M0.19%#100▲ 6%
Korea Investment Corporation
Korea's sovereign wealth fund · Q2 2026weight 0.08% · Q2 2026
42.5M0.08%#225▲ 2%
Reported value by investor (13F)
Gates Fo…$1.5BNorway N…$934MKorea NPS$214MBaillie …$205MKIC$42.5M

Questions

Which big investors own Ecolab Inc?

Gates Foundation Trust ($1.5B), Norges Bank ($934M), National Pension Service (Korea) ($214M), Baillie Gifford ($205M), Korea Investment Corporation ($42.5M), per their latest 13F filings.

Does Warren Buffett own Ecolab Inc?

Berkshire Hathaway did not report it in its latest 13F.

Does Korea's National Pension Service own Ecolab Inc?

Yes, $214M as of 2026-06-30 (0.14% of its US holdings).

Restated and computed from SEC (13F, 13D/G, Form 4) and DART filings and NPS public data. Filings describe a past date and may differ from current holdings (13F: quarter end, up to 45 days later). Not investment advice.
Sources: SEC EDGAR, DART, data.go.kr (NPS), OpenFIGI. See Methodology for how figures are computed.