# ECOLAB INC (ECL)

> Institutional ownership reported to the SEC as of Q3 2026, from Form 13F filings. Source: https://holderbook.com/stocks/ECL/

- Reporting holders: 76
- Reported value: $426.8M
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [CONGRESS ASSET MANAGEMENT CO](https://holderbook.com/funds/897378-congress-asset-management-co/) | $119.4M | 434,723 | 0.8% | 10 |
| [EASTERN BANK](https://holderbook.com/funds/1126395-eastern-bank/) | $36.8M | 133,845 | 0.6% | 32 |
| [AVITY INVESTMENT MANAGEMENT INC.](https://holderbook.com/funds/926834-avity-investment-management-inc/) | $30.0M | 109,125 | 1.9% | 32 |
| [DUDLEY & SHANLEY, INC.](https://holderbook.com/funds/883511-dudley-shanley-inc/) | $27.2M | 99,043 | 4.3% | 32 |
| [MassMutual Private Wealth & Trust, FSB](https://holderbook.com/funds/1103653-massmutual-private-wealth-trust-fsb/) | $25.1M | 91,492 | 0.7% | 32 |
| [Bath Savings Trust Co](https://holderbook.com/funds/1384943-bath-savings-trust-co/) | $21.5M | 78,344 | 2.2% | 32 |
| [CONFLUENCE INVESTMENT MANAGEMENT LLC](https://holderbook.com/funds/1442056-confluence-investment-management-llc/) | $20.5M | 74,834 | 0.3% | 14 |
| [Gradient Investments LLC](https://holderbook.com/funds/1542265-gradient-investments-llc/) | $19.1M | 69,438 | 0.3% | 32 |
| [YHB Investment Advisors, Inc.](https://holderbook.com/funds/1469219-yhb-investment-advisors-inc/) | $18.7M | 68,024 | 1.2% | 32 |
| [ROCKLAND TRUST CO](https://holderbook.com/funds/84616-rockland-trust-co/) | $16.3M | 59,362 | 0.6% | 32 |
| [SCHAPER BENZ & WISE INVESTMENT COUNSEL INC/WI](https://holderbook.com/funds/1033974-schaper-benz-wise-investment-counsel-inc-wi/) | $13.0M | 47,527 | 0.9% | 32 |
| [TOTH FINANCIAL ADVISORY CORP](https://holderbook.com/funds/866780-toth-financial-advisory-corp/) | $12.0M | 43,540 | 1.2% | 32 |
| [Douglas Lane & Associates, LLC](https://holderbook.com/funds/1672594-douglas-lane-associates-llc/) | $11.8M | 42,930 | 0.2% | 32 |
| [FIRST FINANCIAL BANK - TRUST DIVISION](https://holderbook.com/funds/1315339-first-financial-bank-trust-division/) | $6.4M | 23,362 | 0.5% | 32 |
| [BRIGHT ROCK CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1509973-bright-rock-capital-management-llc/) | $4.9M | 18,000 | 0.9% | 32 |
| [EPIQ PARTNERS, LLC](https://holderbook.com/funds/1799435-epiq-partners-llc/) | $4.0M | 14,700 | 1.7% | 28 |
| [GAMMA Investing LLC](https://holderbook.com/funds/2010235-gamma-investing-llc/) | $3.0M | 11,080 | 0.1% | 12 |
| [Farther Finance Advisors, LLC](https://holderbook.com/funds/1992825-farther-finance-advisors-llc/) | $2.5M | 9,283 | 0.0% | 16 |
| [PARK NATIONAL CORP /OH/](https://holderbook.com/funds/805676-park-national-corp-oh/) | $2.1M | 7,824 | 0.1% | 27 |
| [Leverty Financial Group, LLC](https://holderbook.com/funds/1908386-leverty-financial-group-llc/) | $2.1M | 7,551 | 0.4% | 20 |
| [Legacy Private Trust Co.](https://holderbook.com/funds/1352547-legacy-private-trust-co/) | $1.9M | 6,999 | 0.1% | 32 |
| [ZEVENBERGEN CAPITAL INVESTMENTS LLC](https://holderbook.com/funds/1276918-zevenbergen-capital-investments-llc/) | $1.8M | 6,625 | 0.0% | 32 |
| [Lincoln Capital LLC](https://holderbook.com/funds/1633862-lincoln-capital-llc/) | $1.8M | 6,545 | 0.3% | 32 |
| [Montecito Bank & Trust](https://holderbook.com/funds/1422508-montecito-bank-trust/) | $1.8M | 6,534 | 0.3% | 31 |
| [Wedmont Private Capital](https://holderbook.com/funds/1904274-wedmont-private-capital/) | $1.6M | 5,795 | 0.0% | 15 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q3 2026 | 76 | $426.8M |
| Q2 2026 | 1,712 | $68.6B |
| Q1 2026 | 1,700 | $59.9B |
| Q4 2025 | 1,682 | $60.3B |
| Q3 2025 | 1,628 | $62.7B |
| Q2 2025 | 1,632 | $64.4B |
| Q1 2025 | 1,622 | $57.1B |
| Q4 2024 | 1,567 | $52.3B |
| Q3 2024 | 1,510 | $55.8B |
| Q2 2024 | 1,464 | $52.4B |
| Q1 2024 | 1,428 | $53.7B |
| Q4 2023 | 1,370 | $44.6B |