Last refreshed: September 4, 2026 (US ET)
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GLW

Growth

CORNING INC

Information Technology·Electronic ComponentsYield: Low (<1%)

Corning Incorporated operates in optical communications, display, specialty materials, automotive, and life sciences businesses in the United States, Canada, Mexico, Japan, Taiwan, China, South Korea, Germany, and internationally. The company provides optical fibers and cables; and hardware and equipment products, such as cable assemblies, fiber optic hardware and connectors, optical components and couplers, closures, network interface devices, and other accessories for the telecommunications industry, businesses, governments, and individuals. It also offers glass substrates for flat panel displays, including liquid crystal displays and organic light-emitting diodes that are used in televisions, notebook computers, desktop monitors, tablets, and handheld devices.

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-16.99%

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Held by 1 AI ETF

AMOM2.080%

as of Sep 2

Signal performance

Each tracked ETF's moves on this stock, grouped by fund. Returns are measured from the signal date to the latest close — hypothetical, no commissions or slippage.

Buy signals11
Win rate18% (2/11)
Avg buy return-6.37%
AMOMnow 2.080% of fund25 signals

AMOM · Weight decrease · 5d

weight 2.530% → 2.080% (-0.450 pp)·stock down 9.9% in the 30 days before

Sep 2·entry $144.13·now $146.00

+1.30%
since Sep 2

AMOM · Weight decrease · 4d

weight 2.530% → 2.450% (-0.080 pp)·stock down 0.7% in the 30 days before

Sep 1·entry $145.56·now $146.00

+0.30%
since Sep 1

AMOM · Weight decrease · 3d

weight 2.530% → 2.470% (-0.060 pp)·stock up 7.6% in the 30 days before

Aug 31·entry $148.73·now $146.00

-1.84%
since Aug 31

AMOM · Weight decrease · 2d

weight 2.530% → 2.490% (-0.040 pp)·stock up 10.2% in the 30 days before

Aug 28·entry $148.98·now $146.00

-2.00%
since Aug 28

AMOM · Weight decrease · 2d

weight 2.520% → 2.460% (-0.060 pp)·stock down 0.8% in the 30 days before

Aug 24·entry $145.55·now $146.00

+0.31%
since Aug 24

AMOM · Weight decrease · 2d

weight 2.740% → 2.500% (-0.240 pp)·stock down 6.1% in the 30 days before

Aug 19·entry $152.46·now $146.00

-4.24%
since Aug 19

AMOM · Accumulation · 5d

weight 2.640% → 2.740% (+0.100 pp)·stock up 12.0% in the 30 days before

Aug 17·entry $173.21·now $146.00Fresh

-15.71%
since Aug 17

AMOM · Accumulation · 5d

weight 2.110% → 2.650% (+0.540 pp)·stock up 4.8% in the 30 days before

Aug 14·entry $165.99·now $146.00Fresh

-12.04%
since Aug 14

AMOM · Accumulation · 5d

weight 2.000% → 2.540% (+0.540 pp)·stock down 9.1% in the 30 days before

Aug 13·entry $158.54·now $146.00Fresh

-7.91%
since Aug 13

AMOM · Accumulation · 6d

weight 1.970% → 2.700% (+0.730 pp)·stock down 10.8% in the 30 days before

Aug 12·entry $167.44·now $146.00Fresh

-12.80%
since Aug 12

AMOM · Accumulation · 6d

weight 1.920% → 2.640% (+0.720 pp)·stock down 13.1% in the 30 days before

Aug 11·entry $159.19·now $146.00Fresh

-8.29%
since Aug 11

AMOM · Accumulation · 6d

weight 1.890% → 2.630% (+0.740 pp)·stock down 17.4% in the 30 days before

Aug 10·entry $157.76·now $146.00Fresh

-7.45%
since Aug 10

AMOM · Accumulation · 6d

weight 2.080% → 2.770% (+0.690 pp)·stock down 13.9% in the 30 days before

Aug 7·entry $165.68·now $146.00Fresh

-11.88%
since Aug 7

AMOM · Accumulation · 5d

weight 2.160% → 2.640% (+0.480 pp)·stock down 14.6% in the 30 days before

Aug 6·entry $157.18·now $146.00Fresh

-7.11%
since Aug 6

AMOM · Weight increase · 4d

weight 1.890% → 2.110% (+0.220 pp)·stock down 25.5% in the 30 days before

Aug 3·entry $146.64·now $146.00Fresh

-0.44%
since Aug 3

AMOM · Weight increase · 3d

weight 1.890% → 2.000% (+0.110 pp)·stock down 37.3% in the 30 days before

Jul 31·entry $138.25·now $146.00Drifting

+5.61%
since Jul 31

AMOM · Weight increase · 2d

weight 1.890% → 1.970% (+0.080 pp)·stock down 47.1% in the 30 days before

Jul 30·entry $135.22·now $146.00Drifting

+7.97%
since Jul 30

AMOM · Weight decrease · 2d

weight 2.160% → 1.890% (-0.270 pp)·stock down 43.0% in the 30 days before

Jul 28·entry $126.01·now $146.00

+15.86%
since Jul 28

AMOM · Weight decrease · 4d

stock down 12.7% in the 30 days before

Jul 20·entry $153.10·now $146.00

-4.64%
since Jul 20

AMOM · Weight decrease · 3d

stock down 12.9% in the 30 days before

Jul 17·entry $154.61·now $146.00

-5.57%
since Jul 17

AMOM · Weight decrease · 2d

stock down 15.7% in the 30 days before

Jul 16·entry $158.39·now $146.00

-7.82%
since Jul 16

AMOM · Weight decrease · 2d

stock up 8.9% in the 30 days before

Jul 13·entry $183.11·now $146.00

-20.27%
since Jul 13

AMOM · Weight decrease · 6d

stock up 3.6% in the 30 days before

Jul 8·entry $184.03·now $146.00

-20.67%
since Jul 8

AMOM · Weight decrease · 5d

stock down 6.2% in the 30 days before

Jul 7·entry $185.38·now $146.00

-21.24%
since Jul 7

AMOM · Weight decrease · 4d

stock down 3.0% in the 30 days before

Jul 6·entry $194.80·now $146.00

-25.05%
since Jul 6
LQAIno longer held1 signal

LQAI · Exit · 1d

stock down 6.2% in the 30 days before

Jul 7·entry $185.38·now $146.00

-21.24%
since Jul 7

Sell signals show what the stock did after the AI exited. A negative number means the AI's exit was well-timed.

Buffett-style framework

Fails the frameworkas of Apr 29

The AI ETFs AMOM and QRFT show recent weight decrease trends for Corning, following a period of mixed activity. This aligns with the framework's 'Fail' verdict, particularly regarding the high valuation and inability to fully assess financial health. The AI's cautious stance suggests a similar concern about the company's current price relative to its underlying fundamentals or financial clarity.

  • Circle of CompetenceCorning's role as a foundational supplier of critical components across multiple established industries allows for a reasonable projection of future cash flows over a ten-year period.
  • Economic MoatCorning benefits from significant switching costs for customers, proprietary technology and patents, and economies of scale in specialized manufacturing, creating a durable competitive advantage.
  • ManagementAssessment of management's candor, capital allocation discipline, and skin in the game cannot be made with the limited financial data provided.
  • Financial HealthA comprehensive assessment of financial health is not possible due to the lack of 10-year ROE history, operating margins, debt metrics, and owner earnings data, leading to a failure to meet several pass criteria.
  • Margin of SafetyThe extremely high PER, PBR, and EV/EBITDA ratios strongly suggest the company is trading at a significant premium, leaving no apparent margin of safety.

Corning Inc demonstrates strong qualities within the circle of competence and possesses a durable economic moat as a foundational component supplier. However, the limited financial data prevents a full assessment of its financial health, with the current ROE falling short of the required average. Most critically, the company's valuation metrics indicate a significantly high price, leaving no margin of safety for a value-oriented investor.

Educational interpretation generated by AI applying frameworks Warren Buffett documented in his shareholder letters and other public writings. Not a statement by Mr. Buffett or Berkshire Hathaway, and not investment advice.