ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

True North Advisors, LLC's Holding History (CIK: 0001634556)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 987 Value ($000) $259 Avg Close $265.71 Range $251.04 - $281.41
Q3 2025
Shares 936 Value ($000) $256 Avg Close $270.32 Range $253.71 - $284.56
Q1 2025
Shares 816 Value ($000) $207 Avg Close $249.61 Range $225.31 - $270.90
Q4 2021
Shares 9,734 Value ($000) $2,283 Avg Close $215.53 Range $199.33 - $227.72
Q3 2021
Shares 7,606 Value ($000) $1,586 Avg Close $208.54 Range $195.25 - $219.93
Q2 2021
Shares 7,598 Value ($000) $1,564 Avg Close $206.33 Range $194.28 - $218.25
Q1 2021
Shares 7,598 Value ($000) $1,626 Avg Close $201.55 Range $190.45 - $215.84
Q4 2020
Shares 7,598 Value ($000) $1,643 Avg Close $197.47 Range $171.24 - $214.73
Q3 2020
Shares 7,598 Value ($000) $1,518 Avg Close $188.44 Range $172.53 - $201.15
Q2 2020
Shares 17,667 Value ($000) $3,514 Avg Close $182.16 Range $136.65 - $217.57
Q1 2020
Shares 17,695 Value ($000) $2,757 Avg Close $176.33 Range $117.17 - $198.13
Q4 2019
Shares 17,695 Value ($000) $3,414 Avg Close $177.67 Range $169.74 - $186.58