DOSSIER · 13F Holders · Q1 2026Healthcare · Soap, Detergents, Cleang Preparations, Perfumes, Cosmetics
ECL

ECOLAB INC

1,768 institutions still hold ECOLAB INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 278865100·Soap, Detergents, Cleang Preparations, Perfumes, Cosmetics·1,768 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$32.2B
visible holders
Holders
1,768
filers reporting
Concentration
18.84%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

Ecolab Inc (ticker ECL, CUSIP 278865100) is the world's largest provider of water, hygiene, and infection-prevention solutions, serving foodservice, hospitality, healthcare, retail, and industrial markets through proprietary chemistry dispensing systems, digital monitoring, and professional-service support. Its global footprint, high recurring revenue base, and resilience to economic cycles through essential sanitation demand make ECL a unique quality holding in the broader industrial/chemicals rubric. In Q2 2026, twelve institutions reported $95.09M in aggregate ECL positions — the largest stock batch aggregate we have authored thus far. The quarter's defining trade was Eastern Bank adding 4,807 shares — from 130,047 to 134,854 — generating an impressive $2.98M value increase, the largest single-holder value movement in this cohort. Eastern Bank's addition is the clearest conviction statement in the entire ECL holder set for Q2. MassMutual Private Wealth & Trust reduced its position by 1,666 shares (from 94,946 to 93,280) but recorded a $731K value appreciation, implying a small accounting reduction surrounded by strong stock appreciation. Confluence Investment Management trimmed 5,873 shares — from 89,454 to 83,581, a 6.6% reduction — recording a negative valueChange of -$510K, reflecting both selling and modest stock softness. Versant Capital cut 1,301 shares with a -$324K value loss. Offset the liquidations, First Financial Bank increased by 464 shares (+$413K), Adelphi Trust added 235 shares (+$94K), and First County Bank added 96 shares (+$44K). Hilltop added 67 shares (+$28K). Noblé Wealth opened a tiny $1.7K position. The net institutional prescription: votes favoring accumulation.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$6.1B22.8M0.11%Q1 2026
02
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$4.4B16.5M0.11%Q1 2026
03
JPMORGAN CHASE & CO
CIK 0000019617
$3.1B11.7M0.20%Q1 2026
04
STATE STREET CORP
CIK 0000093751
$3.0B11.2M0.10%Q1 2026
05
MORGAN STANLEY
CIK 0000895421
$2.1B7.8M0.12%Q1 2026
06
Vanguard Portfolio Management
CIK 0002100121· Index
$1.7B6.3M0.09%Q1 2026
07
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$1.6B6.0M0.10%Q1 2026
08
GATES FOUNDATION TRUST
CIK 0001166559
$1.4B5.2M4.38%Q1 2026
09
Aristotle Capital Management, LLC
CIK 0000860644
$987M3.7M2.06%Q1 2026
10
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
CIK 0000861177
$949M3.6M0.20%Q1 2026
11
ROYAL BANK OF CANADA
CIK 0001000275
$930M3.5M0.16%Q1 2026
12
Pictet Asset Management Holding SA
CIK 0001993888
$867M3.3M0.91%Q1 2026
13
Capital Research Global Investors
CIK 0001422848
$817M3.1M0.13%Q1 2026
14
NORTHERN TRUST CORP
CIK 0000073124· Index
$740M2.8M0.10%Q1 2026
15
Invesco Ltd.
CIK 0000914208
$692M2.6M0.07%Q1 2026
16
FRANKLIN RESOURCES INC
CIK 0000038777
$668M2.5M0.16%Q1 2026
17
Amundi
CIK 0001330387
$642M2.4M0.17%Q1 2026
18
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$597M2.2M0.32%Q1 2026
19
GOLDMAN SACHS GROUP INC
CIK 0000886982
$534M2.0M0.06%Q1 2026
20
BANK OF AMERICA CORP /DE/
CIK 0000070858
$523M2.0M0.04%Q1 2026
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Insiders at ECOLAB INC
Zillmer John JGross Marion K.Larson MichaelBrown Darrell RVautrinot Suzanne MNowell Lionel L IiiAlthoff JudsonMaclennan David