AAOI
Applied Optoelectronics, Inc.
AAOI lost money over the past year, so it has no meaningful PE right now. Analysts expect earnings to recover and profitability to improve, though they disagree widely on how much.
AMBQ
Ambiq Micro, Inc.
There isn't enough reported data to score AMBQ yet.
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.
AMBQ Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Weak | |
| Weak | |
| Unavailable |
AMBQ's revenue is currently strong, but its profitability and cash flow are weak. 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.
AMBQ PE Valuation
AMBQ 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.
AMBQ Forward outlook
| Metric | Outlook |
|---|---|
| -- | |
| Losses shrinking | |
| Strong growth | |
| Strongly improving | |
| Limited | |
| Low |
Analysts expect AMBQ's losses to shrink, with revenue growing. However, they disagree widely on these estimates.
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.
AMBQ Earnings Per Share
AMBQ and AAOI do not have enough comparable growth data to identify a winner.
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 AMBQ 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 has the edge over AMBQ on profitability, with a higher operating margin.
AMBQ Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $38.1M | +110% |
| Q2 2026 | $33.9M | +90% |
| Q1 2026 | $25.1M | +59% |
| Q4 2025 | $20.7M | +2% |
| Q3 2025 | $18.2M | -10% |
| Q2 2025 | $17.9M | -12% |
| Q1 2025 | $15.7M | +3.4% |
AMBQ's revenue has grown year over year for four quarters in a row: $38M last quarter, up 110% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | -26% | +29 points |
| Q2 2026 | -26% | +24 points |
| Q1 2026 | -47% | +19 points |
| Q4 2025 | -58% | +1 points |
| Q3 2025 | -55% | -5.5 points |
| Q2 2025 | -49% | +4.9 points |
| Q1 2025 | -66% | -5.3 points |
| Q4 2024 | -59% | N/A |
AMBQ's operating margin was −26% last quarter, up 29 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.
AMBQ Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | -$4.7M | +$324K |
| Q1 2026 | -$11.2M | -3953% |
| Q4 2025 | -$4.1M | -$4M |
| Q3 2025 | -$5M | +$11.6M |
| Q1 2025 | $290K | +$3.8M |
AMBQ has burned cash in almost every quarter: −$29M over the past year, against −$22M the year before.
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 the edge over AMBQ on shareholder dilution, with a more favorable share count trend.
AMBQ Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | +12% | +2.5M shares |
| 1 year | +78% | +10.7M shares |
AMBQ has 24M diluted shares, up 78% from a year ago.
| Quarter | Spent |
|---|---|
| Q1 2025 | — |
| Q4 2024 | — |
| Q3 2024 | — |
| Q2 2024 | — |
| Q1 2024 | — |
AAOI Net Leverage
AAOI's operating earnings (EBITDA) were negative over the past year, so its debt can't be measured against them.
AMBQ Net Leverage
AMBQ'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).
AMBQ Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 44.1 | Neutral |
| Stochastic | 17.1 | Oversold |
AMBQ's weekly RSI is 44 (neutral) and its Stochastic is 17 (oversold).
AAOI PE vs Technology Sector
AAOI has no meaningful PE right now: it lost money over the past year.
AMBQ PE vs Technology Sector
AMBQ 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 stronger trend alignment. AAOI is above 1 of 5 weekly averages versus AMBQ above 0 of 3.
AMBQ Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $54.0 | 9.6% below |
| 20 week MA | $62.1 | 21% below |
| 50 week MA | $50.3 | 3.1% below |
AMBQ is in a downtrend: it's below all three of its weekly moving averages, and 3.1% below its 50-week average.
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.
AMBQ Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2025 | $39.5 | $30.0 | -24% |
| 2026 YTD | $30.0 | $48.8 | +63% |
AMBQ has the edge over AAOI on returns for 2026, with the stronger performance.