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Ecolab Inc. (ECL) stock

ECLNYSESoap, Detergents, Cleang Preparations, Perfumes, CosmeticsFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 29, 2026Score 17/3034% above fair value
$302.98+2.12 (+0.70%)

Close on Oct 30, 2026Market cap $84.93BP/E 41.2Yield 0.88%

Price history

Ecolab share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$302.98
+0.70% on the day
52-week range
$243.15 – $309.27
-2.0% from the high
Change over 52 weeks
+17.8%
From $257.10 on Oct 30, 2025
Average volume
1.35M
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$301.84$305.71$300.71$302.98+0.70%1,743,648
Oct 29, 2026$295.13$302.59$293.29$300.86+2.89%2,034,173
Oct 28, 2026$290.73$293.81$288.24$292.41+0.39%1,174,200
Oct 27, 2026$284.16$294.75$283.99$291.27+0.82%1,570,455
Oct 26, 2026$288.96$290.84$287.11$288.89+0.12%1,361,648
Oct 23, 2026$290.58$292.28$286.57$288.53-1.29%994,366
Oct 22, 2026$287.81$292.58$286.94$292.30+1.46%1,249,587
Oct 21, 2026$287.92$289.67$285.00$288.09-0.02%1,400,515
Oct 20, 2026$285.95$288.61$283.74$288.16+0.78%1,838,475
Oct 19, 2026$287.35$290.00$284.12$285.94-1.02%1,967,579
Oct 16, 2026$292.28$294.29$286.00$288.89-0.66%3,400,490
Oct 15, 2026$292.15$295.95$290.38$290.81+1.08%1,947,583
Oct 14, 2026$284.63$288.29$284.37$287.71+0.72%1,098,839
Oct 13, 2026$286.31$287.00$283.69$285.66+0.48%1,150,320
Oct 12, 2026$281.00$285.57$278.85$284.30+0.88%875,055
Oct 9, 2026$281.69$282.69$279.90$281.83+0.05%935,006
Oct 8, 2026$276.52$282.74$276.15$281.69+1.29%975,043
Oct 7, 2026$279.02$280.08$277.31$278.10-0.97%1,146,400
Oct 6, 2026$278.76$282.44$275.80$280.82+1.35%1,181,852
Oct 5, 2026$272.06$279.57$271.00$277.07+1.23%940,172
Oct 2, 2026$273.31$275.31$271.17$273.70+0.90%1,225,832
Oct 1, 2026$272.69$273.60$267.46$271.26-1.21%1,683,291
Sep 30, 2026$278.13$278.13$274.58$274.58-1.18%1,509,297
Sep 29, 2026$279.20$280.82$276.72$277.87-0.84%1,107,445
Sep 28, 2026$277.57$281.27$277.00$280.23+0.26%954,062
Sep 25, 2026$276.36$280.66$273.14$279.49+1.50%1,006,114
Sep 24, 2026$276.07$278.14$273.75$275.37-0.49%976,168
Sep 23, 2026$275.39$277.81$273.66$276.72+0.18%1,058,731
Sep 22, 2026$272.84$277.11$271.00$276.22+2.31%1,204,271
Sep 21, 2026$272.10$272.11$267.83$269.98+0.19%803,792

Seasonality

ECL return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average1.0%2.5%-1.1%3.4%0.9%1.7%0.2%3.5%-3.0%0.3%5.0%-1.1%
Months up7 of 107 of 107 of 106 of 105 of 106 of 104 of 109 of 103 of 104 of 106 of 93 of 9
20267.4%9.3%-13.5%-2.0%-1.8%9.1%-0.4%2.0%-2.8%10.3%
20256.8%7.5%-5.5%-0.8%5.6%1.7%-2.9%5.8%-0.9%-6.4%7.3%-4.3%
2024-0.1%13.4%3.0%-2.1%2.7%2.7%-3.1%9.7%1.1%-3.8%1.2%-5.6%
20236.4%2.9%4.2%1.4%-1.7%13.4%-1.9%0.4%-7.6%-1.0%14.3%3.8%
2022-19.2%-7.0%0.5%-4.1%-3.2%-5.9%7.4%-0.8%-11.6%8.8%-4.6%-2.5%
2021-5.5%2.4%2.5%4.7%-4.0%-4.0%7.2%2.1%-7.2%6.5%-0.3%6.2%
20201.6%-8.0%-13.4%24.2%9.9%-6.2%-6.0%5.3%1.6%-8.1%21.0%-2.4%
20197.3%6.8%4.8%4.3%0.0%7.5%2.2%2.3%-3.8%-3.0%-2.8%3.6%
20182.6%-5.3%5.4%5.6%-1.5%-1.3%0.3%7.0%4.5%-2.3%4.8%-7.9%
20172.5%3.2%1.4%3.0%2.9%0.2%-0.8%1.2%-3.2%1.6%4.0%-1.0%