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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 week, 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
Week ofOpenHighLowCloseChangeVolume
Oct 26, 2026$288.96$305.71$283.99$302.98+5.01%7,884,124
Oct 19, 2026$287.35$292.58$283.74$288.53-0.12%7,450,522
Oct 12, 2026$281.00$295.95$278.85$288.89+2.51%8,472,287
Oct 5, 2026$272.06$282.74$271.00$281.83+2.97%5,178,473
Sep 28, 2026$277.57$281.27$267.46$273.70-2.07%6,479,927
Sep 21, 2026$272.10$280.66$267.83$279.49+3.72%5,049,076
Sep 14, 2026$276.56$278.15$267.91$269.46-2.43%6,813,229
Sep 8, 2026$277.46$280.51$268.52$276.18-1.11%5,047,608
Aug 31, 2026$285.35$286.31$275.25$279.28-2.61%6,217,315
Aug 24, 2026$284.06$295.33$283.90$286.75+1.82%7,006,600
Aug 17, 2026$274.12$286.60$273.33$281.63+2.00%10,293,401
Aug 10, 2026$284.25$286.34$274.30$276.11-3.18%4,514,414
Aug 3, 2026$280.25$288.45$275.72$285.17+2.72%6,460,405
Jul 27, 2026$269.04$285.68$269.00$277.63+3.30%7,739,389
Jul 20, 2026$272.68$273.94$261.50$268.75-1.50%5,836,978
Jul 13, 2026$274.07$281.20$268.46$272.83-0.54%5,113,514
Jul 6, 2026$284.25$288.30$270.37$274.31-3.19%5,223,252
Jun 29, 2026$281.50$283.41$276.09$283.36-0.10%5,714,776
Jun 22, 2026$267.67$283.95$265.92$283.65+5.40%9,670,317
Jun 15, 2026$268.71$276.78$267.50$269.12+1.40%9,376,810
Jun 8, 2026$255.24$268.00$255.00$265.41+2.88%9,603,200
Jun 1, 2026$253.27$261.29$247.84$257.97+0.77%8,098,395
May 26, 2026$254.59$266.91$251.95$256.00+1.06%8,257,018
May 18, 2026$248.36$254.04$243.15$253.32+2.30%9,089,270
May 11, 2026$255.82$257.37$245.25$247.62-2.60%8,466,781
May 4, 2026$257.58$265.79$251.89$254.22-2.04%8,291,975
Apr 27, 2026$269.75$269.96$254.53$259.51-3.70%7,382,823
Apr 20, 2026$274.80$278.84$266.00$269.49-1.93%5,369,927
Apr 13, 2026$271.73$279.00$267.54$274.80+0.55%7,993,892
Apr 6, 2026$263.13$274.77$259.14$273.29+3.41%5,911,433
Mar 30, 2026$262.00$270.86$259.76$264.28+1.11%5,456,860
Mar 23, 2026$259.12$270.90$257.03$261.37+1.91%8,661,759
Mar 16, 2026$279.45$279.70$252.66$256.48-6.46%9,850,398
Mar 9, 2026$279.55$285.26$273.61$274.18-3.01%8,392,372
Mar 2, 2026$304.98$305.80$279.65$282.69-8.32%7,885,348
Feb 23, 2026$302.22$309.27$300.13$308.35+1.38%6,319,325
Feb 17, 2026$300.63$305.52$298.51$304.16+1.67%5,031,374
Feb 9, 2026$288.95$306.52$284.82$299.17+3.04%8,586,733
Feb 2, 2026$282.44$291.08$280.63$290.33+2.96%6,835,663
Jan 26, 2026$282.84$285.00$278.38$281.99+0.03%5,885,675
Jan 20, 2026$273.74$282.47$271.12$281.90+1.74%4,332,236
Jan 12, 2026$271.40$280.00$270.00$277.07+1.97%5,467,782
Jan 5, 2026$261.93$273.77$260.00$271.73+3.46%6,181,022
Dec 29, 2025$265.97$266.32$259.14$262.64-1.17%3,793,401
Dec 22, 2025$264.06$267.99$263.20$265.75+0.82%3,096,336
Dec 15, 2025$262.84$266.31$258.56$263.59-0.00%9,188,207
Dec 8, 2025$259.70$264.01$251.77$263.60+1.51%7,318,735
Dec 1, 2025$273.57$275.94$259.13$259.69-5.62%8,132,370
Nov 24, 2025$267.45$276.62$265.89$275.16+3.03%6,559,078
Nov 17, 2025$258.00$268.67$251.75$267.07+3.28%7,641,078
Nov 10, 2025$256.38$263.98$253.90$258.58+0.96%5,447,466
Nov 3, 2025$259.00$260.39$251.74$256.13-0.11%8,619,597

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%