Is GLW Worth Buying in 2026?

Corning Incorporated

STOCK DRAWING & INSULATING OF NONFERROUS WIRE Updated 2026-08-23

Here’s whether Corning Incorporated (GLW) is worth buying in 2026 — based on weekly-updated price trend, RSI momentum, and return vs. the S&P 500. Our current read: Caution.

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Caution

Positives: trading above the 200-day MA (long-term uptrend intact); RSI 52 — healthy momentum range; strong 1-year return of +130.9%. Concerns: below the 50-day MA (medium-term momentum negative); 50-day MA is falling (-2.80% over 10 days); 3-month momentum negative (-22.8%); declining volume on rally — weak conviction (0.71x 30d avg). Currently 44.9% off its 52-week high. Score: +0/7.

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GLW is holding above its long-term 200-day MA ($140.63) but has slipped below the 50-day MA ($174.11), pointing to short-term weakness in an otherwise intact trend. An RSI of 51.8 sits in the neutral zone — momentum is neither stretched nor exhausted. The 1-year return of +130.9% compares to +20.5% for SPY (beat the market by 110.4%). The current 44.9% drawdown from the 52-week high reflects elevated risk for momentum-based strategies.

$10,000 invested 1 year ago → $23,091 today
vs. S&P 500 (SPY) — same period beat market by 110.4%

1-Year Price Chart

Daily candles
MA-50 MA-200 Up Down

Signal Check

Above 200-day MA ($140.63)
Above 50-day MA ($174.11)
RSI(14) neutral zone (30–70) — currently 51.8
Positive return (+130.9%)
!Within 10% of period high (−44.9%)
Period Range $149.84
$64.34 $271.78
RSI (14) 51.8
0 · OversoldOverbought · 100

Key Metrics

Price$149.84
Period Return+130.9%
Period High$271.78
Period Low$64.34
Drawdown−44.9%
MA-50$174.11
MA-200$140.63
RSI (14)51.8
Avg Volume (30d)12.7M
vs. SPYbeat by 110.4%
Return Rank#91 of 999

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