ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

Weiss Asset Management LP's Holding History (CIK: 0001357550)

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

Q4 2025

Shares 66,600 Value ($000) $17,484 Avg Close $265.71 Range $251.04 - $281.41

Q1 2023

Shares 49,288 Value ($000) $8,159 Avg Close $150.99 Range $139.35 - $161.29

Q3 2022

Shares 71,925 Value ($000) $10,387 Avg Close $156.07 Range $138.29 - $171.23

Q4 2021

Shares 31,600 Value ($000) $7,413 Avg Close $215.53 Range $199.33 - $227.72

Q3 2021

Shares 20,400 Value ($000) $4,256 Avg Close $208.54 Range $195.25 - $219.93

Q2 2020

Shares 13,471 Value ($000) $2,680 Avg Close $182.16 Range $136.65 - $217.57

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	66,600	$17,484	$265.71	$251.04 - $281.41
Q1 2023	49,288	$8,159	$150.99	$139.35 - $161.29
Q3 2022	71,925	$10,387	$156.07	$138.29 - $171.23
Q4 2021	31,600	$7,413	$215.53	$199.33 - $227.72
Q3 2021	20,400	$4,256	$208.54	$195.25 - $219.93
Q2 2020	13,471	$2,680	$182.16	$136.65 - $217.57