Stock Ownership/ECL

ECOLAB INC (ECL): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in ECL · Materials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
40
13F filers
Aggregate Value
$3.9B
Across holders
Last Price
$286.98
2026-08-24
Sector
Materials
GICS
Quarterly fund activity24 increased12 reduced6 exited
Full exits: VOLORIDGE INVESTMENT MANAGEMENT, LLC, RENAISSANCE TECHNOLOGIES LLC, Bridgewater Associates, LP, TWO SIGMA INVESTMENTS, LP, Qube Research & Technologies Ltd, First Eagle Investment Management, LLC
Institutional Holders of ECL
↗
40 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
BILL & MELINDA GATES FOUNDATION TRUST
CIK 0001166559
Endowment5.22M$1.5B37.0%4.2%Unchanged+$0Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund2.29M$639.0M16.3%0.3%Added+$13.9MQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund1.06M$294.4M7.5%0.0%Added+$285.5MQ2 2026
BALYASNY ASSET MANAGEMENT LLC
CIK 0001218710
Hedge Fund810K$225.7M5.7%0.3%Added+$165.3MQ2 2026
BAILLIE GIFFORD & CO
CIK 0001088875
Institutional Manager734K$204.6M5.2%0.2%Added$-15.8MQ2 2026
Man Group plc
CIK 0001637460
Hedge Fund515K$143.5M3.6%0.2%Reduced+$120.6MQ2 2026
Clearbridge Investments, LLC
CIK 0001348883
Hedge Fund451K$125.6M3.2%0.1%Reduced$-12.6MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund418K$116.2M3.0%0.0%Reduced+$116.1MQ2 2026
Woodline Partners LP
CIK 0001784547
Hedge Fund393K$109.4M2.8%0.3%Added+$102.7MQ2 2026
Select Equity Group, L.P.
CIK 0001592643
Hedge Fund276K$76.9M2.0%0.4%Added—Q2 2026
BILL & MELINDA GATES FOUNDATION TRUSTUnchanged
Endowment
$1.5B· 37.0% of total· 4.2% port· 5.22M sh· +$0 QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPAdded
Hedge Fund
$639.0M· 16.3% of total· 0.3% port· 2.29M sh· +$13.9M QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$294.4M· 7.5% of total· 0.0% port· 1.06M sh· +$285.5M QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCAdded
Hedge Fund
$225.7M· 5.7% of total· 0.3% port· 810K sh· +$165.3M QoQ· Q2 2026
BAILLIE GIFFORD & COAdded
Institutional Manager
$204.6M· 5.2% of total· 0.2% port· 734K sh· $-15.8M QoQ· Q2 2026
Man Group plcReduced
Hedge Fund
$143.5M· 3.6% of total· 0.2% port· 515K sh· +$120.6M QoQ· Q2 2026
Clearbridge Investments, LLCReduced
Hedge Fund
$125.6M· 3.2% of total· 0.1% port· 451K sh· $-12.6M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCReduced
Hedge Fund
$116.2M· 3.0% of total· 0.0% port· 418K sh· +$116.1M QoQ· Q2 2026
Woodline Partners LPAdded
Hedge Fund
$109.4M· 2.8% of total· 0.3% port· 393K sh· +$102.7M QoQ· Q2 2026
Select Equity Group, L.P.Added
Hedge Fund
$76.9M· 2.0% of total· 0.4% port· 276K sh· — QoQ· Q2 2026
MARKEL CORP (MKL)Unchanged
Hedge Fund
$76.4M· 1.9% of total· 0.6% port· 274K sh· $-63.6M QoQ· Q2 2026
Gotham Asset Management, LLCAdded
Hedge Fund
$54.4M· 1.4% of total· 0.1% port· 195K sh· +$10.2M QoQ· Q2 2026
Point72 Asset Management, L.P.Added
Hedge Fund
$51.9M· 1.3% of total· 0.1% port· 186K sh· +$51.6M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$48.0M· 1.2% of total· 0.0% port· 172K sh· +$41.8M QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$41.1M· 1.0% of total· 0.1% port· 147K sh· — QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$39.4M· 1.0% of total· 0.1% port· 141K sh· $-138.1M QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$39.3M· 1.0% of total· 0.0% port· 141K sh· — QoQ· Q2 2026
JUPITER ASSET MANAGEMENT LTDReduced
Hedge Fund
$36.3M· 0.9% of total· 0.2% port· 130K sh· $-13.3M QoQ· Q2 2026
Squarepoint Ops LLCReduced
Hedge Fund
$30.9M· 0.8% of total· 0.0% port· 111K sh· +$30.2M QoQ· Q2 2026
PineBridge Investments, L.P.Reduced
Hedge Fund
$23.1M· 0.6% of total· 0.2% port· 84K sh· $-1.4M QoQ· Q3 2025
ADAGE CAPITAL PARTNERS GP, L.L.C.Reduced
Hedge Fund
$21.7M· 0.6% of total· 0.0% port· 78K sh· $-9.9M QoQ· Q2 2026
GAMCO INVESTORS, INC. ET ALReduced
Institutional Manager
$12.2M· 0.3% of total· 0.1% port· 44K sh· $-56K QoQ· Q2 2026
Hudson Bay Capital Management LPAdded
Hedge Fund
$10.8M· 0.3% of total· 0.0% port· 39K sh· +$5.2M QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$8.1M· 0.2% of total· 0.0% port· 29K sh· +$7.6M QoQ· Q2 2026
SHAW D E & CO INCReduced
Hedge Fund
$7.6M· 0.2% of total· 0.0% port· 27K sh· $-13.0M QoQ· Q2 2026
Lighthouse Investment Partners, LLCAdded
Hedge Fund
$7.3M· 0.2% of total· 0.2% port· 26K sh· $-2.3M QoQ· Q2 2026
MOORE CAPITAL MANAGEMENT, LPAdded
Hedge Fund
$7.3M· 0.2% of total· 0.1% port· 26K sh· — QoQ· Q2 2026
EAGLE CAPITAL MANAGEMENT LLCUnchanged
Hedge Fund
$6.3M· 0.2% of total· 0.0% port· 22K sh· +$0 QoQ· Q2 2026
Rokos Capital Management LLPAdded
Hedge Fund
$5.2M· 0.1% of total· 0.0% port· 19K sh· — QoQ· Q2 2026
Brevan Howard Capital Management LPAdded
Hedge Fund
$4.4M· 0.1% of total· 0.0% port· 16K sh· +$239K QoQ· Q2 2026
Verition Fund Management LLCAdded
Hedge Fund
$3.2M· 0.1% of total· 0.0% port· 12K sh· +$2.2M QoQ· Q2 2026
CAXTON ASSOCIATES LLPAdded
Hedge Fund
$2.2M· 0.1% of total· 0.0% port· 8K sh· +$1.2M QoQ· Q2 2026
TCW GROUP INCAdded
Hedge Fund
$1.2M· 0.0% of total· 0.0% port· 4K sh· +$26K QoQ· Q2 2026
Fulcrum Asset Management LLPUnchanged
Hedge Fund
$1.0M· 0.0% of total· 0.1% port· 4K sh· +$0 QoQ· Q2 2026
CAPSTONE INVESTMENT ADVISORS, LLCAdded
Hedge Fund
$835K· 0.0% of total· 0.0% port· 3K sh· — QoQ· Q2 2026
Magnetar Financial LLCAdded
Hedge Fund
$574K· 0.0% of total· 0.0% port· 2K sh· — QoQ· Q2 2026
FRED ALGER MANAGEMENT, LLCAdded
Hedge Fund
$564K· 0.0% of total· 0.0% port· 2K sh· +$12K QoQ· Q2 2026
Fisher Asset Management, LLCReduced
Institutional Manager
$549K· 0.0% of total· 0.0% port· 2K sh· $-686K QoQ· Q2 2026
Bridgewater Advisors Inc.Reduced
Hedge Fund
$245K· 0.0% of total· 0.0% port· 935 sh· $-261 QoQ· Q2 2026
Ancora Advisors, LLCReduced
Hedge Fund
$193K· 0.0% of total· 0.0% port· 692 sh· $-26K QoQ· Q2 2026
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