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Archive
- 10/17/2025 -
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Corning Inc. (GLW) Technical Analysis
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| Summary:
| | Weekly : | | Daily :
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| | It was a first positive week for the Corning Inc. (GLW). During the week, the GLW gained 1.51 points, or 1.82%, and closed at 84.49 on Friday, October 17, 2025. GLW was trading at average weekly trading volume.
GLW is a member of Information Technology Sector. Information Technology is the second most overbought 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 87.78 on October 10, 2025. GLW gained -80.42 points, or -1092.66%, in 881 weeks. The chart has formed a Broadening Ascending Wedge chart pattern. The uptrend resistance line (27.60) 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 87.78 on October 10, 2025. GLW gained -62.52 points, or -247.51%, in 102 weeks. The chart has formed a Broadening Ascending Wedge chart pattern. The uptrend resistance line (41.95) 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 strongly overbought. Use the Technical Stock Screener to see the list of stocks with strongly overbought weekly overbought Relative Strength Index, Williams' Percentage Range and Lane's Stochastic. Weekly Relative Strength Index has bearish divergence. Use the following links to access the Relative Strength Index help, or use the Technical Stock Screener to see the list of stocks with weekly Relative Strength Index bearish divergence. The divergence between price and indicator is considering one of the most important buy/sell stocks trading signal. 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 May 23, 2025. This is an indication that the medium-term trend is up. The distance between MACD and the signal line is near its high, but getting smaller. It indicates that the current medium-term uptrend is still strong, and momentum is beginning to wane. 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 August 20, 2025 at 63.37 and reached 87.78 on October 10, 2025. GLW gained -24.41 points, or -38.52%, in 51 days. The chart has formed a Rising Channel chart pattern. The price is near the trend support (84.04) line. The support is usually stronger when technical indicators are oversold. Use the following links to access Trend Support/Resistance Help, or use the Technical Stock Screener to see the list of stocks with price testing the trend support line in a short-term trend.
 Daily Technical Indicators: [See GLW 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. During the last week, daily Lane's Stochastic signal line (%D) has moved below overbought area. Such crossover is considered a bearish signal.
The daily MACD line is below its signal line since October 9, 2025.
During the last week, the price has fallen below the Parabolic SAR (stop and reversal). A Parabolic SAR above the price is a bearish signal, and it indicates that momentum is likely to remain in the downward direction. A Parabolic SAR is used as a trailing stop loss for long or short positions. It works best during strong trending periods. Use the following links to access Parabolic SAR Help, or use the Technical Stock Screener to see the list of stocks with the Parabolic SAR close to the price level.
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