Patten & Patten’s Ecolab ECL Stock Holding History

Patten & Patten’s Portfolio ECL Stock Details ECL Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.92M	Buy	7,225 +65	+0.9%	+$18.3K	0.12%	131
2025 Q4	$1.88M	Sell	7,160 -752	-10%	-$200K	0.11%	137
2025 Q3	$2.17M	Sell	7,912 -229	-3%	-$62.2K	0.13%	119
2025 Q2	$2.19M	Sell	8,141 -4,380	-35%	-$1.11M	0.14%	112
2025 Q1	$3.17M	Sell	12,521 -1,618	-11%	-$408K	0.21%	88
2024 Q4	$3.31M	Sell	14,139 -565	-4%	-$140K	0.22%	84
2024 Q3	$3.75M	Sell	14,704 -2,672	-15%	-$654K	0.25%	78
2024 Q2	$4.14M	Sell	17,376 -10	-0.1%	-$2.31K	0.29%	70
2024 Q1	$4.01M	Buy	17,386 +671	+4%	+$142K	0.29%	73
2023 Q4	$3.32M	Sell	16,715 -3,808	-19%	-$685K	0.27%	75
2023 Q3	$3.48M	Sell	20,523 -349	-2%	-$63.5K	0.31%	71
2023 Q2	$3.9M	Sell	20,872 -800	-4%	-$138K	0.32%	71
2023 Q1	$3.59M	Sell	21,672 -4,983	-19%	-$777K	0.32%	71
2022 Q4	$3.88M	Sell	26,655 -5,452	-17%	-$801K	0.35%	72
2022 Q3	$4.64M	Sell	32,107 -300	-0.9%	-$48.7K	0.44%	63
2022 Q2	$4.98M	Buy	32,407 +783	+2%	+$130K	0.44%	65
2022 Q1	$5.58M	Sell	31,624 -18,647	-37%	-$3.5M	0.41%	70
2021 Q4	$11.8M	Buy	50,271 +556	+1%	+$126K	0.82%	38
2021 Q3	$10.4M	Sell	49,715 -980	-2%	-$215K	0.79%	40
2021 Q2	$10.4M	Buy	50,695 +8,337	+20%	+$1.81M	0.8%	41
2021 Q1	$9.07M	Buy	42,358 +445	+1%	+$94.7K	0.74%	43
2020 Q4	$9.07M	Buy	41,913 +1,275	+3%	+$266K	0.79%	39
2020 Q3	$8.12M	Buy	40,638 +20,862	+105%	+$4.17M	0.81%	37
2020 Q2	$3.93M	Hold	19,776	–	–	0.43%	61
2020 Q1	$3.08M	Buy	19,776 +1,615	+9%	+$303K	0.41%	63
2019 Q4	$3.5M	Sell	18,161 -85	-0.5%	-$16.1K	0.35%	72
2019 Q3	$3.61M	Sell	18,246 -575	-3%	-$115K	0.39%	65
2019 Q2	$3.72M	Sell	18,821 -85	-0.4%	-$15.8K	0.4%	63
2019 Q1	$3.34M	Sell	18,906 -225	-1%	-$36.5K	0.37%	71
2018 Q4	$2.82M	Sell	19,131 -4,575	-19%	-$699K	0.35%	72
2018 Q3	$3.72M	Sell	23,706 -950	-4%	-$141K	0.37%	69
2018 Q2	$3.46M	Buy	24,656 +900	+4%	+$130K	0.36%	74
2018 Q1	$3.26M	Buy	23,756 +435	+2%	+$58.5K	0.33%	72
2017 Q4	$3.13M	Buy	23,321 +2,925	+14%	+$389K	0.31%	79
2017 Q3	$2.62M	Buy	20,396 +83	+0.4%	+$10.9K	0.28%	87
2017 Q2	$2.7M	Sell	20,313 -100	-0.5%	-$12.9K	0.3%	79
2017 Q1	$2.56M	Buy	20,413 +7,375	+57%	+$902K	0.29%	84
2016 Q4	$1.53M	Buy	13,038 +3,990	+44%	+$467K	0.19%	93
2016 Q3	$1.1M	Sell	9,048 -18	-0.2%	-$2.17K	0.14%	112
2016 Q2	$1.07M	Buy	9,066 +1,023	+13%	+$119K	0.15%	107
2016 Q1	$897K	Sell	8,043 -23,605	-75%	-$2.51M	0.13%	114
2015 Q4	$3.62M	Sell	31,648 -9,588	-23%	-$1.13M	0.5%	61
2015 Q3	$4.52M	Buy	41,236 +26,713	+184%	+$2.99M	0.69%	58
2015 Q2	$1.64M	Buy	14,523 +85	+0.6%	+$9.77K	0.24%	93
2015 Q1	$1.65M	Buy	+14,438	New	+$1.58M	0.24%	93

Other funds holding ECL

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Gates Foundation Trust Kirkland, Washington $31.7B AUM 20.52% 1-Year Est. Return

Aristotle Capital Management Los Angeles, California $47.8B AUM 13.38% 1-Year Est. Return

UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return

Patten & Patten's ECL Position: Q1 2026 in Review

Patten & Patten increased its Ecolab (ECL) stake by 0.91% in Q1 2026, buying an estimated $18.3K and bringing the position to 7,225 shares worth $1.92M. The position accounts for 0.12% of the portfolio, ranked #131.

Patten & Patten first reported a position in ECL in Q1 2015 and has held it in 45 quarters since. The position peaked at $11.8M in Q4 2021. 1,691 funds tracked by Wall St. Rank hold ECL as of Q1 2026.

Patten & Patten held 7,225 shares of Ecolab worth $1.92M as of Q1 2026.
Patten & Patten bought 65 Ecolab shares in Q1 2026, an estimated $18.3K.
Ecolab made up 0.12% of Patten & Patten's portfolio in Q1 2026, its #131 holding.
Patten & Patten first reported a position in Ecolab in Q1 2015 and has held it in 45 quarters since.
Patten & Patten's Ecolab position peaked at $11.8M in Q4 2021.
1,691 funds tracked by Wall St. Rank held Ecolab as of Q1 2026.

Based on Patten & Patten's 13F filing for Q1 2026, filed 1 May 2026.