ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

EVENTIDE ASSET MANAGEMENT, LLC's Holding History (CIK: 0001442891)

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

Q4 2025

Shares 4,678 Value ($000) $1,237 Avg Close $265.71 Range $251.04 - $281.41

Q3 2025

Shares 3,899 Value ($000) $1,064 Avg Close $270.32 Range $253.71 - $284.56

Q2 2025

Shares 3,292 Value ($000) $881 Avg Close $252.35 Range $219.93 - $269.19

Q1 2025

Shares 1,895 Value ($000) $473 Avg Close $249.61 Range $225.31 - $270.90

Q4 2020

Shares 230,000 Value ($000) $49,763 Avg Close $197.47 Range $171.24 - $214.73

Q3 2020

Shares 230,000 Value ($000) $45,963 Avg Close $188.44 Range $172.53 - $201.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,678	$1,237	$265.71	$251.04 - $281.41
Q3 2025	3,899	$1,064	$270.32	$253.71 - $284.56
Q2 2025	3,292	$881	$252.35	$219.93 - $269.19
Q1 2025	1,895	$473	$249.61	$225.31 - $270.90
Q4 2020	230,000	$49,763	$197.47	$171.24 - $214.73
Q3 2020	230,000	$45,963	$188.44	$172.53 - $201.15