AAOI
Applied Optoelectronics, Inc.
AAOI has the edge over FEIM overall, supported by stronger valuation and stronger modeled upside.
FEIM
Frequency Electronics, Inc.
FEIM trails on the overall score without a compensating advantage in the available component scores.
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.
FEIM Fundamentals
| Metric | Status |
|---|---|
| Healthy | |
| Stable | |
| Under pressure | |
| Strong |
FEIM's revenue and balance sheet are currently healthy, and its profitability is stable, but its cash flow is under pressure.
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.
FEIM PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Cheap | 12x | $3.11 | -95% |
| Fair | 24x | $5.93 | -91% |
| Expensive | 86x | $21.58 | -68% |
| Current | 269x | $67.25 | — |
Historical ranges are pointers, not guarantees.
FEIM's PE is in its expensive range at 269x.
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.
FEIM Forward outlook
There aren't enough analyst estimates for FEIM 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 |
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.
FEIM Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Q3 2026 | $0.25 | -89% |
| Q2 2026 | -$0.09 | -104% |
| Q1 2026 | $0.74 | -69% |
| Q4 2025 | $2.18 | +166% |
| Q3 2025 | $2.28 | +262% |
| Q2 2025 | $2.46 | +317% |
| Q1 2025 | $2.41 | +609% |
| Q4 2024 | $0.82 | +183% |
FEIM 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 FEIM 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.
FEIM Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $23.5M | +70% |
| Q2 2026 | $15.4M | -23% |
| Q1 2026 | $16.9M | -11% |
| Q4 2025 | $17.1M | +8.3% |
| Q3 2025 | $13.8M | -8.4% |
| Q2 2025 | $20M | +28% |
| Q1 2025 | $18.9M | +38% |
| Q4 2024 | $15.8M | +17% |
FEIM's revenue is growing: $23M last quarter, up 70% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 22% | +20 points |
| Q2 2026 | -41% | -58 points |
| Q1 2026 | 7.5% | -11 points |
| Q4 2025 | 10% | -6.5 points |
| Q3 2025 | 2.6% | -13 points |
| Q2 2025 | 16% | +0.4 points |
| Q1 2025 | 18% | +22 points |
| Q4 2024 | 17% | +9.6 points |
FEIM 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.
FEIM Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $1.8M | +362% |
| Q2 2026 | $1.5M | +$2.2M |
| Q1 2026 | -$2.3M | +$1.7M |
| Q4 2025 | -$1.1M | -134% |
| Q3 2025 | $385K | +$2.2M |
| Q2 2025 | -$786K | -112% |
| Q1 2025 | -$4M | -201% |
| Q4 2024 | $3.4M | +$3.7M |
FEIM 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.
FEIM Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | +4.6% | +449K shares |
| 1 year | +5.2% | +509K shares |
| 3 years | +9% | +848K shares |
| 5 years | +11% | +1M shares |
| Available history | +13% | +1.2M shares |
FEIM has the edge over AAOI on shareholder dilution, with a more favorable share count trend.
| Quarter | Spent |
|---|---|
| Q3 2026 | — |
| Q2 2026 | — |
| Q1 2026 | $616,000 |
| Q4 2025 | $375,000 |
| Q3 2025 | $583,000 |
| Q2 2025 | — |
| Q1 2025 | $215,000 |
FEIM spent $991,000 buying back its own shares over 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.
FEIM Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | -17.3x | Net Cash |
FEIM 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).
FEIM Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 50.0 | Neutral |
| Stochastic | 30.9 | Neutral |
FEIM's weekly RSI is 50 (neutral) and its Stochastic is 31 (neutral).
AAOI PE vs Technology Sector
AAOI has no meaningful PE right now: it lost money over the past year.
FEIM PE vs Technology Sector
| Metric | FEIM | Sector median | Relative |
|---|---|---|---|
| PE | 269x | 28x | 866% above |
| PE % | 96 | 35 | 61 pts above |
FEIM is trading at 269x earnings, a 866% 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.
FEIM Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $71.8 | 6.3% below |
| 20 week MA | $70.1 | 4.1% below |
| 50 week MA | $61.0 | 10% above |
| 100 week MA | $42.0 | 60% above |
| 200 week MA | $25.6 | 162% above |
FEIM 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 FEIM on returns for 2026, with the stronger performance.
FEIM Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $10.3 | $10.6 | +2.7% |
| 2021 | $10.6 | $9.33 | -12% |
| 2022 | $9.33 | $6.33 | -32% |
| 2023 | $6.33 | $11.0 | +73% |
| 2024 | $11.0 | $19.4 | +77% |
| 2025 | $19.4 | $56.3 | +190% |
| 2026 YTD | $56.3 | $67.3 | +19% |
FEIM has finished higher in four of the last six years, three of them by more than 50%. It's up 19% so far in 2026.