AAOI
Applied Optoelectronics, Inc.
AAOI offers stronger modeled upside, but that advantage does not outweigh its weaker overall profile.
SIMO
Silicon Motion Technology Corporation
SIMO 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.
SIMO Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Strong | |
| Weak | |
| Healthy |
SIMO's revenue, profitability and balance sheet are currently healthy, but its cash flow is weak.
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.
SIMO PE Valuation
SIMO has no meaningful PE right now: it lost money over the past year.
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.
SIMO Forward outlook
| Metric | Outlook |
|---|---|
| -- | |
| Strong growth | |
| Strong growth | |
| Strongly improving | |
| Limited | |
| Moderate |
Analysts expect strong earnings and revenue growth for SIMO, 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.
SIMO Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Q2 2026 | $34.16 | +790% |
| Q1 2026 | $20.16 | +620% |
| Q4 2025 | $12.84 | +372% |
| Q3 2025 | $7.84 | +193% |
| Q2 2025 | $3.84 | +63% |
| Q1 2025 | $2.80 | +59% |
| Q4 2024 | $2.72 | +71% |
| Q3 2024 | $2.68 | +61% |
SIMO 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 SIMO on sales, with more consistent year-over-year improvement.
| 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.
SIMO Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q2 2026 | $451M | +127% |
| Q1 2026 | $342.1M | +105% |
| Q4 2025 | $278.5M | +46% |
| Q3 2025 | $242M | +14% |
| Q2 2025 | $198.7M | -5.7% |
| Q1 2025 | $166.5M | -12% |
| Q4 2024 | $191.2M | -5.5% |
| Q3 2024 | $212.4M | +23% |
SIMO's revenue has grown year over year for four quarters in a row: $451M last quarter, up 127% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q2 2026 | 22% | +11 points |
| Q1 2026 | 15% | +9.4 points |
| Q4 2025 | 11% | +2.1 points |
| Q3 2025 | 12% | +0.6 points |
| Q2 2025 | 11% | -3.3 points |
| Q1 2025 | 5.9% | -3.6 points |
| Q4 2024 | 9.3% | +0.6 points |
| Q3 2024 | 12% | +2.8 points |
SIMO 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.
SIMO Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q2 2026 | -$71.5M | -$38.7M |
| Q1 2026 | -$49.4M | -228% |
| Q4 2025 | -$6.3M | +$10.7M |
| Q3 2025 | $6.8M | -84% |
| Q2 2025 | -$32.8M | -397% |
| Q1 2025 | $38.6M | +$41.5M |
| Q4 2024 | -$17M | -154% |
| Q3 2024 | $41.6M | -13% |
SIMO has the edge over AAOI on cash flow, with more consistent year-over-year improvement.
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.
SIMO Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | +0.5% | +45.3K shares |
| 1 year | +1.6% | +134K shares |
| 3 years | -75% | -24.9M shares |
| 5 years | -76% | -26.4M shares |
| Available history | -76% | -26.6M shares |
SIMO has the edge over AAOI on shareholder dilution, with a more favorable share count trend.
| Quarter | Spent |
|---|---|
| Q2 2026 | — |
| Q1 2026 | — |
| Q4 2025 | — |
| Q3 2025 | — |
| Q2 2025 | $21,000 |
| Q1 2025 | $24.3M |
| Q4 2024 | — |
| Q3 2024 | — |
SIMO hasn't bought back shares in the past year.
AAOI Net Leverage
AAOI's operating earnings (EBITDA) were negative over the past year, so its debt can't be measured against them.
SIMO Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q2 2026 | -0.1x | Net Cash |
| Q1 2026 | -0.7x | Net Cash |
| Q4 2025 | -1.2x | Net Cash |
| Q3 2025 | -1.4x | Net Cash |
| Q2 2025 | -1.7x | Net Cash |
| Q1 2025 | -2.0x | Net Cash |
| Q4 2024 | -2.0x | Net Cash |
| Q3 2024 | -2.6x | Net Cash |
SIMO has more cash than debt.
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).
SIMO Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 40.6 | Neutral |
| Stochastic | 15.5 | Oversold |
SIMO's weekly RSI is 41 (neutral) and its Stochastic is 16 (oversold).
AAOI PE vs Technology Sector
AAOI has no meaningful PE right now: it lost money over the past year.
SIMO PE vs Technology Sector
| Metric | SIMO | Sector median | Relative |
|---|---|---|---|
| PE | N/A | 28x | — |
SIMO has no meaningful PE right now: it lost money over the past year.
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.
SIMO Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $221.3 | 19% below |
| 20 week MA | $251.4 | 29% below |
| 50 week MA | $198.9 | 9.7% below |
| 100 week MA | $133.6 | 34% above |
| 200 week MA | $98.9 | 81% above |
SIMO 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's yearly returns have swung widely, from +891% in 2023 to −65% in 2022. It's up 42% so far in 2026.
SIMO Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $50.5 | $44.9 | -11% |
| 2021 | $44.9 | $92.1 | +105% |
| 2022 | $92.1 | $62.4 | -32% |
| 2023 | $62.4 | $61.3 | -1.8% |
| 2024 | $61.3 | $54.9 | -10% |
| 2025 | $54.9 | $90.2 | +64% |
| 2026 YTD | $90.2 | $179.5 | +99% |
SIMO has the edge over AAOI on returns for 2026, with the stronger performance.