The Greedy Trader Weekly Analysis
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- 6/18/2026 -
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Ecolab Inc. (ECL) Technical Analysis

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Summary:
Weekly :Broken trend support lineBroken trend resistance line
Daily :Williams' Percentage Range is overbought
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It was a fifth positive week after 4 consecutive negative weeks for the Ecolab Inc. (ECL). During the week, the ECL gained 3.71 points, or 1.40%, and closed at 269.12 on Thursday, June 18, 2026. Weekly volume was 66% above average.

Long-term trend: [See ECL long-term trend chart]
A long-term uptrend had started on November 3, 2022 at 131.04 and reached 309.27 on February 24, 2026. ECL gained -178.23 points, or -136.01%, in 172 weeks. The chart has formed a Rising Channel chart pattern. The uptrend support line (277.84) is broken. A broken support is considered to be a long-term bearish signal. Use the following links to access Trend Support/Resistance Help, or use the Technical Stock Screener to see the list of stocks with broken trend support in a long-term trend.

Medium-term trend: [See ECL medium-term trend chart]
A medium-term downtrend had started on February 24, 2026 at 309.27 and reached 243.15 on May 19, 2026. ECL lost 66.12 points, or 21.38%, in 12 weeks. The chart has formed a Falling Wedge chart pattern. The downtrend resistance line (238.39) is broken. Usually a broken resistance is considered to be a long-term bullish signal, but since daily indicators are overbought a short-term pull back is possible. ECL may retest the broken resistance line. It is considered to be a support line now. Use the following links to access Trend Support/Resistance Help, or use the Technical Stock Screener to see the list of stocks with broken trend resistance line in a medium-term trend.

Weekly Technical Indicators: [See ECL weekly technical indicators chart]
Weekly technical indicators are neutral.

The weekly MACD line is below its signal line since March 13, 2026. This is an indication that the medium-term trend is down. The distance between MACD and the signal line is low and getting smaller. It indicates that the current medium-term downtrend is getting weak. Use the following link to access a MACD help.

Short-term trend: [See ECL short-term trend chart]
A short-term uptrend had started on June 1, 2026 at 247.84 and reached 276.78 on June 16, 2026. ECL gained -28.94 points, or -11.68%, in 15 days. The price is now at the 26.47% retracement level.

Daily Technical Indicators: [See ECL daily technical indicators chart]
Daily Williams' Percentage Range is overbought. Use the Technical Stock Screener to see the list of stocks with overbought daily Williams' Percentage Range. Oscillators are designed to signal a possible trend reversal. They can act as alerts and should be taken in conjunction with other technical analysis tools. Oscillators can be used to confirm other technical signals. Use the following link to access Williams' Percentage Range help.

The daily MACD line is above its signal line since May 21, 2026. This is an indication that the short-term trend is up.

Daily Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 62.22
Williams' Percentage Range (W%R) 19.50
Overbought
Lane's Stochastic (%D-Slow) 77.41
Greed/Fear Indicator (GFI) 73.39
Moving Average Converg./Diverg. (MACD) 1.26
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 47.01
Williams' Percentage Range (W%R) 58.50
Lane's Stochastic (%D-Slow) 39.25
Greed/Fear Indicator (GFI) 43.96
Moving Average Converg./Diverg. (MACD) -2.48
Trading Signals
Description Value Chart
Yearly Trendline Support 277.84
Upper Bollinger Band 275.05
Daily Stochastic Crossing 271.45
Price 269.12
50 Day Moving Average 261.12
20 Day Moving Average 259.99
Weekly Stochastic Crossing 258.95
Parabolic System 257.65
Lower Bollinger Band 248.73
Quarterly Trendline Resistance 243.82
Quarterly Trendline Support 238.39
Sector and Industry
Description Name Rank
Sector Materials 3
Industry Specialty Chemicals 33
Daily Trend
Description Value
Direction Down
Chart Pattern DownTrend
High 276.78
High Date 06/16/2026
Low 267.80
Low Date 06/17/2026
Weekly Trend
Monthly Trend
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 247.84
Low Date 06/01/2026
High 276.78
High Date 06/16/2026
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 243.15
Low Date 05/19/2026
High 276.78
High Date 06/16/2026
Quarterly Trend
Yearly Trend
Description Value
Direction Down
Chart Pattern Falling Wedge
Status Broken Resistance
Resistance 243.82
Support 238.39
High 309.27
High Date 02/24/2026
Low 243.15
Low Date 05/19/2026
Description Value
Direction Up
Chart Pattern Rising Channel
Status Broken Support
Resistance 323.92
Support 277.84
Low 131.04
Low Date 11/03/2022
High 309.27
High Date 02/24/2026
Warning: TheGreedyTrader.com presents weekly analysis. Technical indicators and trend parameters are calculated for the close of business day indicated on the top right corner of the screen.