AAOI
Applied Optoelectronics, Inc.
AAOI's outlook is improving, though it still trails on the overall score.
MSFT
Microsoft Corporation
MSFT has the edge over AAOI overall, supported by lower modeled downside and stronger valuation.
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.
MSFT Fundamentals
| Metric | Status |
|---|---|
| Healthy | |
| Strong | |
| Healthy | |
| Strong |
MSFT'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.
MSFT PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Forward | 25x | $523 | — |
| Cheap | 27x | $525 | +0.4% |
| Current | 27x | $523 | — |
| Fair | 34x | $652 | +25% |
| Expensive | 37x | $711 | +36% |
Historical ranges are pointers, not guarantees.
MSFT's PE is in its cheap range at 27x. If earnings grow as analysts expect, today's price would be 25x next year's earnings.
AAOI Forward outlook
| Metric | Outlook |
|---|---|
| -- | |
| Returning to profit | |
| Strong growth | |
| Strongly improving | |
| Limited | |
| Low |
AAOI has the edge over MSFT on the outlook, with more favorable profitability expectations.
MSFT Forward outlook
| Metric | Outlook |
|---|---|
| Improving | |
| Strong growth | |
| Strong growth | |
| Stable | |
| Moderate | |
| High |
Analysts expect strong earnings and revenue growth for MSFT, with profitability holding steady.
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.
MSFT Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $20.79 | +8.6% |
| Q3 2026 | $19.15 | +36% |
| Q2 2026 | $17.95 | +32% |
| Q1 2026 | $16.80 | +30% |
| Q4 2025 | $15.99 | +29% |
| Q3 2025 | $14.06 | +16% |
| Q2 2025 | $13.64 | +16% |
| Q1 2025 | $12.93 | +12% |
| Q4 2024 | $12.41 | +12% |
MSFT 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 MSFT 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.
MSFT Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $92.3B | +19% |
| Q2 2026 | $90B | +18% |
| Q1 2026 | $82.9B | +18% |
| Q4 2025 | $81.3B | +17% |
| Q3 2025 | $77.7B | +18% |
| Q2 2025 | $76.4B | +18% |
| Q1 2025 | $70.1B | +13% |
| Q4 2024 | $69.6B | +12% |
MSFT's revenue has grown year over year every quarter since late 2020: $92.3B last quarter, up 19% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 50% | +0.9 points |
| Q2 2026 | 45% | +0.2 points |
| Q1 2026 | 46% | +0.7 points |
| Q4 2025 | 47% | +1.6 points |
| Q3 2025 | 49% | +2.3 points |
| Q2 2025 | 45% | +1.8 points |
| Q1 2025 | 46% | +1.1 points |
| Q4 2024 | 45% | +1.9 points |
MSFT 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.
MSFT Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $18.6B | -27% |
| Q2 2026 | $19.6B | -23% |
| Q1 2026 | $15.8B | -22% |
| Q4 2025 | $5.9B | -9.3% |
| Q3 2025 | $25.7B | +33% |
| Q2 2025 | $25.6B | +9.6% |
| Q1 2025 | $20.3B | -3.2% |
| Q4 2024 | $6.5B | -29% |
MSFT 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.
MSFT Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | -0.1% | -7M shares |
| 1 year | -0.3% | -20M shares |
| 3 years | -0.2% | -16M shares |
| 5 years | -1.6% | -121M shares |
| Available history | -3.2% | -245M shares |
MSFT has the edge over AAOI on shareholder dilution, with a more favorable share count trend.
| Quarter | Spent |
|---|---|
| Q3 2026 | $4.4B |
| Q2 2026 | $4.6B |
| Q1 2026 | $4.6B |
| Q4 2025 | $7.4B |
| Q3 2025 | $5.7B |
| Q2 2025 | $4.5B |
| Q1 2025 | $4.8B |
| Q4 2024 | $5B |
MSFT spent $21B buying back its own shares over the past year, up 5.2% from the year before.
AAOI Net Leverage
AAOI's operating earnings (EBITDA) were negative over the past year, so its debt can't be measured against them.
MSFT Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | 0.1x | Very low |
| Q2 2026 | 0.1x | Very low |
MSFT's net debt is less than a year of its operating earnings (EBITDA).
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).
MSFT Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 62.1 | Neutral |
| Stochastic | 68.0 | Neutral |
MSFT's weekly RSI is 62 (neutral) and its Stochastic is 68 (neutral).
AAOI PE vs Technology Sector
AAOI has no meaningful PE right now: it lost money over the past year.
MSFT PE vs Technology Sector
| Metric | MSFT | Sector median | Relative |
|---|---|---|---|
| PE | 27x | 28x | 2% below |
| PE % | 16 | 35 | 19 pts below |
MSFT is trading at 27x earnings, in line with 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.
MSFT Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $524.7 | 0.3% below |
| 20 week MA | $484.8 | 7.9% above |
| 50 week MA | $446.9 | 17% above |
| 100 week MA | $453.8 | 15% above |
| 200 week MA | $411.5 | 27% above |
MSFT 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 MSFT on returns for 2026, with the stronger performance.
MSFT Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $159.0 | $222.8 | +40% |
| 2021 | $222.8 | $334.7 | +50% |
| 2022 | $334.7 | $238.7 | -29% |
| 2023 | $238.7 | $376.0 | +58% |
| 2024 | $376.0 | $430.5 | +14% |
| 2025 | $430.5 | $487.7 | +13% |
| 2026 YTD | $487.7 | $523.0 | +7.2% |
MSFT has finished higher in five of the last six years, two of them by more than 50%. It's up 7.2% so far in 2026.