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.
RTB
RTB Digital Inc
There isn't enough reported data to score RTB 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.
RTB Fundamentals
| Metric | Status |
|---|---|
| Under pressure | |
| Weak | |
| Weak | |
| Unavailable |
RTB's revenue, profitability and cash flow are currently 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.
RTB PE Valuation
RTB 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.
RTB Forward outlook
There aren't enough analyst estimates for RTB 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 has the stronger earnings trend. Trailing diluted EPS is down 112% for AAOI versus RTB down 129%.
RTB Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Q3 2022 | -$264.35 | -$22.85 |
| Q2 2022 | -$206.41 | -$13.91 |
| Q1 2022 | -$287.66 | -$158.16 |
| Q4 2021 | -$240.53 | -$181.03 |
RTB is still losing money, but far less than before: $75.40 per share over the past year, against $287.66 at its worst in early 2022.
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 RTB 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 RTB on profitability, with a higher operating margin.
RTB Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q2 2026 | $2.3M | -16% |
| Q1 2026 | $2.5M | -83% |
| Q4 2025 | $2.8M | -81% |
| Q3 2025 | $2.8M | -78% |
| Q2 2025 | $2.8M | -77% |
| Q1 2025 | $15.1M | -9.8% |
| Q4 2024 | $14.7M | -34% |
| Q3 2024 | $12.6M | -28% |
RTB's revenue has slid since its 2023 peak: $2M last quarter, down 16% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q2 2026 | -384% | -266 points |
| Q1 2026 | -120% | -114 points |
| Q4 2025 | -131% | -93 points |
| Q3 2025 | -65% | -45 points |
| Q2 2025 | -118% | -27 points |
| Q1 2025 | -5.6% | +5.8 points |
| Q4 2024 | -38% | -25 points |
| Q3 2024 | -20% | -6.2 points |
RTB's operating margin was −384% last quarter, down 266 points from the same quarter a year ago, near the bottom of its range since 2019.
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.
RTB Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q2 2026 | -$3.1M | -125% |
| Q1 2026 | -$2.1M | +$13.5M |
| Q4 2025 | -$16.8M | -918% |
| Q3 2025 | -$3.1M | -119% |
| Q2 2025 | $12.4M | +$25.2M |
| Q1 2025 | -$15.6M | -201% |
| Q4 2024 | $2.1M | -63% |
| Q3 2024 | $16.4M | +273% |
RTB 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 the edge over RTB on shareholder dilution, with a more favorable share count trend.
RTB Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | +528% | +6.5M shares |
| 1 year | +3176% | +7.5M shares |
| 3 years | +5173% | +7.6M shares |
| 5 years | +7654% | +7.6M shares |
| Available history | +9656% | +7.7M shares |
RTB has 8M diluted shares, up 3176% from a year ago.
| Quarter | Spent |
|---|---|
| Q3 2024 | $4,000 |
| Q3 2023 | — |
| Q2 2023 | — |
| Q1 2023 | — |
| Q4 2022 | — |
| Q3 2022 | — |
| Q2 2022 | — |
| Q1 2022 | — |
AAOI Net Leverage
AAOI's operating earnings (EBITDA) were negative over the past year, so its debt can't be measured against them.
RTB Net Leverage
RTB'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).
RTB Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 37.5 | Neutral |
| Stochastic | 3.5 | Oversold |
RTB's weekly RSI is 38 (neutral) and its Stochastic is 3 (oversold).
AAOI PE vs Technology Sector
AAOI has no meaningful PE right now: it lost money over the past year.
RTB PE vs Technology Sector
| Metric | RTB | Sector median | Relative |
|---|---|---|---|
| PE | N/A | 28x | — |
RTB 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 the edge over RTB on trend strength, trading above more of its moving averages.
RTB Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $7.80 | 29% below |
| 20 week MA | $11.5 | 52% below |
| 50 week MA | $8.41 | 34% below |
| 100 week MA | $16.9 | 67% below |
| 200 week MA | $80.0 | 93% below |
RTB is in a downtrend: it's below all five of its weekly moving averages, and 93% below its 200-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 has the edge over RTB on returns for 2026, with the stronger performance.
RTB Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $189.0 | $1,806.0 | +856% |
| 2021 | $1,806.0 | $1,715.0 | -5% |
| 2022 | $1,715.0 | $171.5 | -90% |
| 2023 | $171.5 | $145.6 | -15% |
| 2024 | $145.6 | $48.3 | -67% |
| 2025 | $48.3 | $5.95 | -88% |
| 2026 YTD | $5.95 | $5.53 | -7.1% |
RTB has finished five years in a row lower, and it's down 7.1% so far in 2026.