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Uptrend ExhaustionArchive
- 2/20/2026 -
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Corning Inc. (GLW) Technical Analysis
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| Summary:
| | Weekly :  | | Daily :
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| | It was a fourth consecutive positive week for the Corning Inc. (GLW). During the week, the GLW gained 6.05 points, or 4.53%, and closed at 139.51 on Friday, February 20, 2026. Weekly volume was 54% above average.
GLW is a member of Information Technology Sector. Information Technology is the second most oversold sector. Sector/industry rotation is considered a proven strategy to beat the market. Use the following links to find overbought/oversold technical indicators by Sector or by Industry.
 Long-term trend: [See GLW long-term trend chart]
A long-term uptrend had started on November 21, 2008 at 7.36 and reached 140.27 on February 20, 2026. GLW gained -132.91 points, or -1805.84%, in 900 weeks. The chart has formed a Broadening Ascending Wedge chart pattern. The uptrend resistance line (28.01) is broken, while daily and weekly technical indicators are overbought. Uptrend is exhausted and trend reversal is possible soon. 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 long-term trend.
Medium-term trend: [See GLW medium-term trend chart]
A medium-term uptrend had started on October 24, 2023 at 25.26 and reached 140.27 on February 20, 2026. GLW gained -115.01 points, or -455.30%, in 121 weeks. The chart has formed a Broadening Ascending Wedge chart pattern. The uptrend resistance line (46.70) is broken, while daily and weekly technical indicators are overbought. Uptrend is exhausted and trend reversal is possible soon. 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 GLW weekly technical indicators chart]
Weekly Relative Strength Index, Williams' Percentage Range and Lane's Stochastic are overbought. Use the Technical Stock Screener to see the list of stocks with overbought weekly Relative Strength Index, Williams' Percentage Range and Lane's Stochastic. 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 links to access Lane's Stochastic, Relative Strength Index and Williams' Percentage Range help.
The weekly MACD line is above its signal line since January 23, 2026. This is an indication that the medium-term trend is up. The distance between MACD and the signal line is near its high and getting bigger. It indicates that the current medium-term uptrend is strong. Use the following link to access a MACD help.
 Short-term trend: [See GLW short-term trend chart]
A short-term uptrend had started on November 21, 2025 at 77.39 and reached 140.27 on February 20, 2026. GLW gained -62.88 points, or -81.25%, in 91 days. The chart has formed a Symmetric Triangle chart pattern. The uptrend resistance line (91.71) is broken, while daily and weekly technical indicators are overbought. Uptrend is exhausted and trend reversal is possible soon. 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 short-term trend.
 Daily Technical Indicators: [See GLW daily technical indicators chart]
Daily Lane's Stochastic is overbought. Use the Technical Stock Screener to see the list of stocks with overbought daily Lane's Stochastic. Daily Lane's Stochastic and MACD have bearish divergence. Use the following links to access the Lane's Stochastic and MACD help, or use the Technical Stock Screener to see the list of stocks with daily Lane's Stochastic and MACD bearish divergence. The divergence between price and indicator is considering one of the most important buy/sell stocks trading signal.
The daily MACD line is above its signal line since January 14, 2026. This is an indication that the short-term trend is up.
The distance between the Bollinger Bands is 150.06% higher then one year average. It indicates the period of high volatility of the stock price. The Bollinger Bands are often used with a non-oscillator indicator like chart patterns or a trendline. The signals are considered more reliable if these indicators confirm the recommendation of the Bollinger Bands. Use the following links to access the Bollinger Bands Help, or use the Technical Stock Screener to see the list of stocks with the price above the Upper Bollinger Band or below the Lower Bollinger Band.
During the last week, the 20 Day Moving Average has advanced above the 50 Day Moving Average. Such crossover is considered a bullish signal. The moving average crossover signals work better when the stock develops a strong trend, but they are ineffective when the stock is in a trading range. Moving average crossover systems can be effective, but should be used in conjunction with trend patterns, momentum indicators, candlesticks and other aspects of technical analysis. Use the following links to access Moving Average Crossover trading technique, or use the Technical Stock Screener to see the list of stocks with the Moving Average close to the price level.
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