GLW
Corning Incorporated
GLW has lower modeled downside risk, despite its lower overall score.
SNDK
Sandisk Corporation
SNDK has the edge over GLW overall, supported by stronger fundamentals.
GLW Fundamentals
| Metric | Status |
|---|---|
| Healthy | |
| Strong | |
| Strong | |
| Healthy |
GLW's revenue, profitability, cash flow and balance sheet are all currently healthy.
SNDK Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Strong | |
| Strong | |
| Strong |
SNDK's revenue, profitability, cash flow and balance sheet are all currently strong.
GLW PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Cheap | 24x | $59.79 | -50% |
| Forward | 28x | $120 | — |
| Fair | 48x | $119 | -0.6% |
| Current | 49x | $120 | — |
| Expensive | 91x | $223 | +87% |
Historical ranges are pointers, not guarantees.
GLW's PE is in its fair range at 49x. If earnings grow as analysts expect, today's price would be 28x next year's earnings, in its cheap range.
SNDK PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Forward | 3.8x | $937 | — |
| Current | 7.5x | $937 | — |
| Cheap | 17x | $2,173 | +132% |
| Fair | 24x | $3,048 | +225% |
| Expensive | 59x | $7,452 | +695% |
Historical ranges are pointers, not guarantees.
SNDK has the edge over GLW in the historical PE scenario, which offers more potential upside but is not a forecast.
GLW Forward outlook
| Metric | Outlook |
|---|---|
| Strongly improving | |
| Strong growth | |
| Strong growth | |
| Strongly improving | |
| Limited | |
| High |
Analysts expect strong earnings and revenue growth for GLW, with profitability improving.
SNDK Forward outlook
| Metric | Outlook |
|---|---|
| Strongly improving | |
| Strong growth | |
| Strong growth | |
| Strongly improving | |
| Moderate | |
| High |
Analysts expect strong earnings and revenue growth for SNDK, with profitability improving.
GLW Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $4.20 | +71% |
| Q3 2026 | $2.46 | +56% |
| Q2 2026 | $2.18 | +132% |
| Q1 2026 | $2.08 | +300% |
| Q4 2025 | $1.83 | +216% |
| Q3 2025 | $1.58 | +778% |
| Q2 2025 | $0.94 | +84% |
| Q1 2025 | $0.52 | -28% |
| Q4 2024 | $0.58 | -15% |
GLW earned $2.46 per share over the past year, up 56% from the year before.
SNDK Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $247.30 | +97% |
| Q3 2026 | $125.61 | +$137.63 |
| Q2 2026 | $73.76 | +$85.07 |
| Q2 2025 | -$11.31 | -$6.65 |
SNDK has the edge over GLW in the latest year-over-year earnings comparison.
GLW Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $4.9B | +18% |
| Q2 2026 | $4.5B | +17% |
| Q1 2026 | $4.1B | +20% |
| Q4 2025 | $4.2B | +20% |
| Q3 2025 | $4.1B | +21% |
| Q2 2025 | $3.9B | +19% |
| Q1 2025 | $3.5B | +16% |
| Q4 2024 | $3.5B | +17% |
GLW's revenue has grown year over year for 10 quarters in a row: $4.9B last quarter, up 18% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 19% | +4.4 points |
| Q2 2026 | 15% | +0.7 points |
| Q1 2026 | 15% | +2.5 points |
| Q4 2025 | 16% | +4.7 points |
| Q3 2025 | 14% | +5.5 points |
| Q2 2025 | 15% | +9.1 points |
| Q1 2025 | 13% | +4.4 points |
| Q4 2024 | 11% | +8.6 points |
GLW's operating margin was 19% last quarter, up 4.4 points from the same quarter a year ago, near the top of its range since 2019.
SNDK Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $11B | +378% |
| Q2 2026 | $9B | +372% |
| Q1 2026 | $6B | +251% |
| Q4 2025 | $3B | +61% |
| Q3 2025 | $2.3B | +23% |
| Q2 2025 | $1.9B | +8% |
| Q1 2025 | $1.7B | -0.6% |
| Q4 2024 | $1.9B | +13% |
SNDK's revenue has grown year over year for six quarters in a row: $11B last quarter, up 378% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 80% | +72 points |
| Q2 2026 | 78% | +78 points |
| Q1 2026 | 69% | +180 points |
| Q4 2025 | 35% | +25 points |
| Q3 2025 | 7.6% | -9 points |
| Q2 2025 | 0.9% | N/A |
| Q1 2025 | -111% | -122 points |
| Q4 2024 | 10% | +6.6 points |
SNDK has the edge over GLW on profitability, with a higher operating margin.
GLW Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $516M | +15% |
| Q2 2026 | $1.3B | +224% |
| Q1 2026 | $30M | +$87M |
| Q4 2025 | $620M | +68% |
| Q3 2025 | $450M | -6.6% |
| Q2 2025 | $400M | +43% |
| Q1 2025 | -$57M | +$99M |
| Q4 2024 | $369M | -15% |
GLW has the edge over SNDK on cash flow, with more consistent year-over-year improvement.
SNDK Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $6.3B | +1340% |
| Q2 2026 | $7.1B | +14355% |
| Q1 2026 | $3B | +$3B |
| Q3 2025 | $438M | +$636M |
| Q2 2025 | $49M | +$217M |
| Q1 2025 | -$18M | +$23M |
| Q3 2024 | -$198M | -$157M |
SNDK generated $17.4B in free cash flow over the past year, more than ten times what it generated the year before.
GLW Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | -0.5% | -4M shares |
| 1 year | +0.3% | +3M shares |
| 3 years | +1.4% | +12M shares |
| 5 years | +0.6% | +5M shares |
| Available history | -3.1% | -28M shares |
GLW has the edge over SNDK on shareholder dilution, with a more favorable share count trend.
| Quarter | Spent |
|---|---|
| Q4 2025 | $5M |
| Q3 2025 | $25M |
| Q2 2025 | $33M |
| Q1 2025 | $100M |
| Q4 2024 | $30M |
| Q3 2024 | $30M |
| Q4 2022 | — |
| Q3 2022 | $20M |
SNDK Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | -0.6% | -1M shares |
| 1 year | +3.4% | +5M shares |
| 3 years | +6.9% | +10M shares |
SNDK has 154M diluted shares, up 3.4% from a year ago.
| Quarter | Spent |
|---|---|
| Q3 2026 | $5B |
| Q3 2024 | — |
| Q2 2024 | — |
| Q1 2024 | — |
| Q4 2023 | — |
| Q3 2023 | — |
GLW Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | 1.3x | Healthy |
| Q2 2026 | 1.5x | Healthy |
| Q1 2026 | 1.9x | Healthy |
| Q4 2025 | 1.9x | Healthy |
| Q3 2025 | 2.0x | Healthy |
| Q2 2025 | 2.0x | Healthy |
| Q1 2025 | 2.2x | Moderate |
| Q4 2024 | 2.2x | Moderate |
GLW's net debt is about 1.3 years of its operating earnings (EBITDA), down from 2.0 years a year ago.
SNDK Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | -0.2x | Net Cash |
| Q2 2026 | -0.4x | Net Cash |
| Q1 2026 | -0.7x | Net Cash |
SNDK has the edge over GLW on leverage, with a lower net debt burden relative to earnings.
GLW Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 41.1 | Neutral |
| Stochastic | 14.4 | Oversold |
GLW's weekly RSI is 41 (neutral) and its Stochastic is 14 (oversold).
SNDK Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 40.2 | Neutral |
| Stochastic | 10.6 | Oversold |
SNDK's weekly RSI is 40 (neutral) and its Stochastic is 11 (oversold).
GLW PE vs Technology Sector
| Metric | GLW | Sector median | Relative |
|---|---|---|---|
| PE | 49x | 28x | 74% above |
| PE % | 50 | 35 | 15 pts above |
GLW is trading at 49x earnings, a 74% premium to the Technology sector's median of 28x.
SNDK PE vs Technology Sector
| Metric | SNDK | Sector median | Relative |
|---|---|---|---|
| PE | 7.5x | 28x | 73% below |
| PE % | 4 | 27 | 23 pts below |
SNDK has the edge over GLW on valuation relative to its sector.
GLW Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $135.3 | 12% below |
| 20 week MA | $150.5 | 21% below |
| 50 week MA | $144.7 | 17% below |
| 100 week MA | $101.8 | 17% above |
| 200 week MA | $68.7 | 74% above |
GLW has stronger trend alignment. GLW is above 2 of 5 weekly averages versus SNDK above 0 of 3.
SNDK Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $1,317.5 | 29% below |
| 20 week MA | $1,465.4 | 36% below |
| 50 week MA | $1,119.6 | 16% below |
SNDK is in a downtrend: it's below all three of its weekly moving averages, and 16% below its 50-week average.
GLW Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $28.8 | $36.3 | +26% |
| 2021 | $36.3 | $36.8 | +1.3% |
| 2022 | $36.8 | $31.8 | -14% |
| 2023 | $31.8 | $30.5 | -4.1% |
| 2024 | $30.5 | $47.8 | +57% |
| 2025 | $47.8 | $89.6 | +87% |
| 2026 YTD | $89.6 | $119.5 | +33% |
GLW has finished higher in four of the last six years, two of them by more than 50%. It's up 33% so far in 2026.
SNDK Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2025 | $50.4 | $250.1 | +396% |
| 2026 YTD | $250.1 | $937.5 | +275% |
SNDK has the edge over GLW on returns for 2026, with the stronger performance.