Save your place

Sign in to WhoBought

Please try again later.

Ken Griffin's Ecolab Inc. (ECL) position

Yes: as of Q1 2026, Ken Griffin holds 167K shares of ECL worth $44M (0.0% of the disclosed portfolio). Held since at least Q1 2021; that opening coverage snapshot is not counted as a purchase.
View full portfolio →
Current value
$44M
Shares held
167K
% of portfolio
0.0%
Est. average buy price (i)
$270.42
est. since Q1 2021
Quarter-end price
$266.02

Estimated trade prices

Average price in quarters with purchases
$194.48
Average prices in quarters with sales
  • Q4 2025: $266.30 (260K shares sold)
  • Q1 2025: $252.07 (307K shares sold)
  • Q3 2024: $244.65 (719K shares sold)
  • Q2 2024: $231.07 (76K shares sold)
  • Q2 2023: $172.11 (355K shares sold)
  • Q1 2023: $155.84 (483K shares sold)
  • Q3 2022: $162.23 (329K shares sold)
  • Q2 2022: $165.84 (449K shares sold)
  • Q4 2021: $226.02 (319K shares sold)
  • Q3 2021: $219.17 (105K shares sold)

ECL price vs Griffin's position

Dates
$150$200$250$300$350202420252026Added 46K shares (85.1%) · Q3 2023. Average closing price $181.87 · Price range $167.87–$190.8546KsharespurchasedAdded 426K shares (427.6%) · Q4 2023. Average closing price $179.84 · Price range $157.44–$199.39426KsharespurchasedAdded 337K shares (64.1%) · Q1 2024. Average closing price $212.05 · Price range $195.25–$231.76337KsharespurchasedSold 76K shares (8.8%) · Q2 2024. Average closing price $231.07 · Price range $218.16–$244.6476KsharessoldSold 719K shares (91.5%) · Q3 2024. Average closing price $244.65 · Price range $228.86–$255.76719KsharessoldAdded 463K shares (688.6%) · Q4 2024. Average closing price $248.60 · Price range $234.32–$261.46463KsharespurchasedSold 307K shares (58.0%) · Q1 2025. Average closing price $252.07 · Price range $229.72–$269.82307KsharessoldAdded 45K shares (20.2%) · Q2 2025. Average closing price $254.19 · Price range $225.65–$270.9545KsharespurchasedAdded 49K shares (18.3%) · Q3 2025. Average closing price $271.63 · Price range $259.39–$285.4749KsharespurchasedSold 260K shares (82.1%) · Q4 2025. Average closing price $266.30 · Price range $253.06–$281.35260KsharessoldAdded 110K shares (193.5%) · Q1 2026. Average closing price $282.12 · Price range $256.48–$308.35110Ksharespurchased← Earlier —3 purchases, 6 sells
Average closing price · filing quarter
$282.12
Price range · filing quarter
$256.48 – $308.35

Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +110K +$31M +193.5% 167K May 15, 2026
Q4 2025 Reduced −260K −$69M −82.1% 57K Feb 17, 2026
Q3 2025 Added +49K +$13M +18.3% 317K Nov 14, 2025
Q2 2025 Added +45K +$11M +20.2% 268K Aug 14, 2025
Q1 2025 Reduced −307K −$77M −58.0% 223K May 15, 2025
Q4 2024 Added +463K +$115M +688.6% 530K Feb 14, 2025
Q3 2024 Reduced −719K −$176M −91.5% 67K Nov 14, 2024
Q2 2024 Reduced −76K −$18M −8.8% 787K Aug 14, 2024
Q1 2024 Added +337K +$71M +64.1% 863K May 15, 2024
Q4 2023 Added +426K +$77M +427.6% 526K Feb 14, 2024
Q3 2023 Added +46K +$8.3M +85.1% 100K Nov 14, 2023
Q2 2023 Reduced −355K −$61M −86.8% 54K Aug 14, 2023
Q1 2023 Reduced −483K −$75M −54.2% 408K May 15, 2023
Q4 2022 Added +857K +$126M +2,505.0% 891K Feb 14, 2023
Q3 2022 Reduced −329K −$53M −90.6% 34K Nov 14, 2022
Q2 2022 Reduced −449K −$74M −55.3% 363K Aug 15, 2022
Q1 2022 Added +804K +$151M +10,540.9% 811K May 16, 2022
Q4 2021 Reduced −319K −$72M −97.7% 8K Feb 14, 2022
Q3 2021 Reduced −105K −$23M −24.4% 326K Nov 15, 2021
Q2 2021 Added +256K +$56M +145.8% 431K Aug 16, 2021
Q1 2021 First covered 175K May 21, 2021
Data through Q1 2026 · filed May 15, 2026
21 grouped rows from 21 quarters

Who else owns ECL

JPMorgan Chase & Co

owns 4.1% of shares outstanding
Est. $3.1B · Shares: 11.7M

Morgan Stanley

owns 2.8% of shares outstanding
Est. $2.1B · Shares: 7.8M

Gates Foundation Trust

View investor →
owns 1.9% of shares outstanding
Est. $1.4B · Shares: 5.2M

Aristotle Capital Management, LLC

owns 1.3% of shares outstanding
Est. $986M · Shares: 3.7M

See all owners of ECL →

More Griffin positions

Common questions

Does Ken Griffin own ECL?

Yes. As of Q1 2026, Ken Griffin disclosed 167K shares of ECL, worth $44M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy ECL?

Ken Griffin held ECL since at least Q1 2021, when this filing coverage begins; the opening snapshot is not a disclosed purchase. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Ken Griffin sell ECL?

The quarter-by-quarter table above shows each sale and reduction Ken Griffin disclosed in ECL. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of ECL does Ken Griffin own?

Ken Griffin disclosed 167K shares of ECL as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Ken Griffin pay for ECL?

Ken Griffin began building the ECL position before our 13F history starts, so an exact average buy price cannot be estimated without understating it. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How are the estimated trade prices calculated?

13F filings disclose quarter-end holdings, not trade dates or execution prices. These estimates use each covered quarter's average market price; the add average excludes the opening position and quarters without price data. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.