CONTRAVISORY INVESTMENT MANAGEMENT, INC.

Position in ECL — Ecolab Inc.

CIK 1365707 Norwell, MA

Position in ECL

as of Jun 30, 2026 · filed Jul 9, 2026 Compact

Position Value

$1,384,691

+$61,508 QoQ

Shares Held

4,970

-0.1% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

0.26%

of 13F equity value

Holder Rank

#773

of 1,698 holders

Holding Since

Mar 2020

16 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Jun 30, 2026

CONTRAVISORY INVESTMENT MANAGEMENT, INC. holds $3,769,130 across 7 Specialty Chemicals names. ECL ranks #1 (36.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ECL	Ecolab Inc. This page	4,970	$1,384,691
2	IFF	International Flavors & Fragrances Inc	14,038	$1,112,090
3	PRM	Perimeter Solutions, Inc.	14,616	$521,060
4	KWR	Quaker Chemical Corp	1,934	$307,254
5	NGVT	Ingevity Corp	3,912	$292,109
6	ALB	Albemarle Corp	736	$99,382
7	LYB	LyondellBasell Industries N.V.	998	$52,544

16 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,384,691	4,970	-0.1%	Shares	Sole	2026-07-09
2026-03-31	$1,323,183	4,974	+0.6%	Shares	Sole	2026-04-20
2025-12-31	$1,298,161	4,945	-3.8%	Shares	Sole	2026-01-12
2025-09-30	$1,407,914	5,141	+2.7%	Shares	Sole	2025-10-09
2025-06-30	$1,349,086	5,007	+29.5%	Shares	Sole	2025-07-10
2025-03-31	$980,361	3,867	-0.4%	Shares	Sole	2025-04-10
2024-12-31	$910,098	3,884	-2.5%	Shares	Sole	2025-01-14
2024-09-30	$1,016,979	3,983	-0.2%	Shares	Sole	2024-10-09
2024-06-30	$949,858	3,991	+0.2%	Shares	Sole	2024-07-10
2024-03-31	$919,443	3,982	+86.7%	Shares	Sole	2024-04-11
2023-12-31	$423,080	2,133	+91.0%	Shares	Sole	2024-01-11
2021-03-31	$239,116	1,117	0.0%	Shares	Sole	2021-04-14
2020-12-31	$241,674	1,117	-10.7%	Shares	Sole	2021-01-13
2020-09-30	$249,999	1,251	+72.3%	Shares	Sole	2020-10-08
2020-06-30	$144,437	726	0.0%	Shares	Sole	2020-07-09
2020-03-31	$113,132	726	—	Shares	Sole	2020-04-09
No filing history on record for this holder in this stock.