AAOI
Applied Optoelectronics, Inc.
AAOI's outlook is improving, though it still trails on the overall score.
GLW
Corning Incorporated
GLW has the edge over AAOI overall, supported by lower modeled downside and stronger fundamentals.
AAOI Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Under pressure | |
| Weak | |
| Unavailable |
AAOI's revenue is currently strong, but its profitability and cash flow are under pressure. There isn't enough data to rate its balance sheet.
GLW Fundamentals
| Metric | Status |
|---|---|
| Healthy | |
| Strong | |
| Strong | |
| Healthy |
GLW's revenue, profitability, cash flow and balance sheet are all currently healthy.
AAOI PE Valuation
AAOI has no meaningful PE right now: it lost money over the past year. If it returns to profit as analysts expect, today's price would be 18x next year's earnings.
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.
AAOI Forward outlook
| Metric | Outlook |
|---|---|
| -- | |
| Returning to profit | |
| Strong growth | |
| Strongly improving | |
| Limited | |
| Low |
Analysts expect AAOI to return to profit, with revenue growing. However, they disagree widely on these estimates.
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.
AAOI Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $2.98 | — |
| Q3 2026 | -$0.42 | +$3.02 |
| Q2 2026 | -$0.77 | +$2.81 |
| Q1 2026 | -$0.65 | +$3.43 |
| Q4 2025 | -$0.64 | +$3.86 |
| Q3 2025 | -$3.44 | -$1.41 |
| Q2 2025 | -$3.58 | -$1.70 |
| Q1 2025 | -$4.08 | -$2.29 |
| Q4 2024 | -$4.50 | -$2.75 |
AAOI is still losing money, but far less than before: $0.42 per share over the past year, against $4.50 at its worst in late 2024.
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 has the edge over AAOI on earnings quality, reporting a profit while its opponent remains loss making.
AAOI Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $269.9M | +127% |
| Q2 2026 | $191.9M | +86% |
| Q1 2026 | $151.1M | +51% |
| Q4 2025 | $134.3M | +34% |
| Q3 2025 | $118.6M | +82% |
| Q2 2025 | $103M | +138% |
| Q1 2025 | $99.9M | +146% |
| Q4 2024 | $100.3M | +66% |
AAOI has the edge over GLW on sales, with stronger typical year-over-year growth.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | -0.5% | +15 points |
| Q2 2026 | -13% | +2.6 points |
| Q1 2026 | -8.6% | +0.3 points |
| Q4 2025 | -8.6% | -2.1 points |
| Q3 2025 | -15% | +10 points |
| Q2 2025 | -16% | +45 points |
| Q1 2025 | -8.9% | +44 points |
| Q4 2024 | -6.5% | +1 points |
AAOI's operating margin was −0.5% last quarter, up 15 points from the same quarter a year ago, near the top of its range since 2019.
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 has the edge over AAOI on profitability, with a higher operating margin.
AAOI Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | -$369.9M | -$291.2M |
| Q2 2026 | -$265.3M | -$174.4M |
| Q1 2026 | -$143.6M | -$64.3M |
| Q4 2025 | -$104.6M | -$51.6M |
| Q3 2025 | -$78.7M | -$58M |
| Q2 2025 | -$91M | -$86M |
| Q1 2025 | -$79.3M | -$45.1M |
| Q4 2024 | -$53M | -$48.4M |
AAOI has burned cash in almost every quarter: −$883M over the past year, against −$302M the year before.
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 AAOI on cash generation, producing positive trailing cash flow while its opponent burns cash.
AAOI Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | +7.7% | +6.3M shares |
| 1 year | +39% | +24.5M shares |
| 3 years | +168% | +55.1M shares |
| 5 years | +224% | +60.7M shares |
| Available history | +340% | +67.9M shares |
AAOI has 88M diluted shares, up 39% from a year ago.
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 AAOI 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 |
AAOI Net Leverage
AAOI's operating earnings (EBITDA) were negative over the past year, so its debt can't be measured against them.
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.
AAOI Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 35.1 | Neutral |
| Stochastic | 4.8 | Oversold |
AAOI's weekly RSI is 35 (neutral) and its Stochastic is 5 (oversold).
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).
AAOI PE vs Technology Sector
AAOI has no meaningful PE right now: it lost money over the past year.
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.
AAOI Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $80.2 | 34% below |
| 20 week MA | $100.6 | 47% below |
| 50 week MA | $100.3 | 47% below |
| 100 week MA | $62.3 | 15% below |
| 200 week MA | $36.9 | 43% above |
AAOI has fallen below most of its moving averages, though it's still 43% above its 200-week average.
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 the edge over AAOI on trend strength, trading above more of its moving averages.
AAOI Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $11.5 | $8.77 | -24% |
| 2021 | $8.77 | $5.64 | -36% |
| 2022 | $5.64 | $1.95 | -65% |
| 2023 | $1.95 | $19.3 | +891% |
| 2024 | $19.3 | $37.7 | +95% |
| 2025 | $37.7 | $37.2 | -1.5% |
| 2026 YTD | $37.2 | $52.9 | +42% |
AAOI has the edge over GLW on returns for 2026, with the stronger performance.
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.