AAOI
Applied Optoelectronics, Inc.
AAOI offers stronger modeled upside, but that advantage does not outweigh its weaker overall profile.
KOPN
Kopin Corporation
KOPN has a slight 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.
KOPN Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Under pressure | |
| Weak | |
| Unavailable |
KOPN's revenue is currently strong, but its profitability and cash flow are under pressure. There isn't enough data to rate its balance sheet.
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.
KOPN PE Valuation
KOPN 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.
KOPN Forward outlook
There aren't enough analyst estimates for KOPN to show an outlook.
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 |
KOPN has the stronger earnings trend. Trailing diluted EPS is down 112% for AAOI versus KOPN down 100%.
KOPN Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Q3 2024 | -$0.41 | -$0.22 |
| Q2 2024 | -$0.40 | -$0.16 |
| Q1 2024 | -$0.42 | -$0.19 |
| Q4 2023 | -$0.18 | +$0.04 |
| Q3 2023 | -$0.19 | $0.00 |
| Q2 2023 | -$0.24 | -$0.10 |
| Q1 2023 | -$0.23 | -$0.11 |
| Q4 2022 | -$0.22 | -$0.07 |
KOPN is still losing money, but far less than before: $0.00 per share over the past year, against $0.42 at its worst in early 2024.
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's revenue has grown year over year for 10 quarters in a row: $270M last quarter, up 127% from the same quarter a year ago.
| 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 has the edge over KOPN on profitability, with a higher operating margin.
KOPN Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $18.2M | +25840% |
| Q2 2026 | $1.3M | +323% |
| Q1 2026 | $411.4K | -21% |
| Q4 2025 | $640.1K | +61% |
| Q3 2025 | $70.1K | -66% |
| Q2 2025 | $300.2K | +28% |
| Q1 2025 | $519.8K | +151% |
| Q4 2024 | $396.7K | +205% |
KOPN's revenue is growing: $18M last quarter, up 25840% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | -2.8% | -6467 points |
| Q2 2026 | -276% | +1543 points |
| Q1 2026 | -1455% | -704 points |
| Q4 2025 | -784% | -227 points |
| Q3 2025 | 6464% | +7824 points |
| Q2 2025 | -1819% | +509 points |
| Q1 2025 | -752% | +14994 points |
| Q4 2024 | -557% | +4668 points |
KOPN's operating margin was −2.8% last quarter, down 6467 points from the same quarter a year ago.
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.
KOPN Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $1M | +$1.3M |
| Q2 2026 | -$8.1M | -$3.3M |
| Q1 2026 | -$2.1M | +$1.8M |
| Q4 2025 | -$8M | -$5.9M |
| Q3 2025 | -$217K | +$6.2M |
| Q2 2025 | -$4.9M | -$1.7M |
| Q1 2025 | -$3.9M | -$562.3K |
| Q4 2024 | -$2.1M | +$1.9M |
KOPN 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.
KOPN Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | -1% | -1.9M shares |
| 1 year | +12% | +20.8M shares |
| 3 years | +72% | +79.9M shares |
| 5 years | +110% | +99.7M shares |
| Available history | +132% | +108M shares |
KOPN has the edge over AAOI on shareholder dilution, with a more favorable share count trend.
AAOI Net Leverage
AAOI's operating earnings (EBITDA) were negative over the past year, so its debt can't be measured against them.
KOPN Net Leverage
KOPN's operating earnings (EBITDA) were negative over the past year, so its debt can't be measured against them.
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).
KOPN Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 44.6 | Neutral |
| Stochastic | 22.0 | Neutral |
KOPN's weekly RSI is 45 (neutral) and its Stochastic is 22 (neutral).
AAOI PE vs Technology Sector
AAOI has no meaningful PE right now: it lost money over the past year.
KOPN PE vs Technology Sector
| Metric | KOPN | Sector median | Relative |
|---|---|---|---|
| PE | 76x | 28x | 172% above |
| PE % | 0 | 35 | 35 pts below |
KOPN 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.
KOPN Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $3.91 | 13% below |
| 20 week MA | $4.14 | 18% below |
| 50 week MA | $3.62 | 6.4% below |
| 100 week MA | $2.73 | 24% above |
| 200 week MA | $2.04 | 66% above |
KOPN 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.
KOPN Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $0.42 | $2.76 | +557% |
| 2021 | $2.76 | $4.34 | +57% |
| 2022 | $4.34 | $1.11 | -74% |
| 2023 | $1.11 | $2.03 | +83% |
| 2024 | $2.03 | $1.39 | -32% |
| 2025 | $1.39 | $2.38 | +71% |
| 2026 YTD | $2.38 | $3.39 | +42% |
KOPN has the edge over AAOI on returns for 2026, with the stronger performance.