AAOI
Applied Optoelectronics, Inc.
AAOI has the edge over FISV overall, supported by stronger fundamentals and stronger modeled upside.
FISV
Fiserv, Inc.
FISV has lower modeled downside risk, despite its lower overall score.
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.
FISV Fundamentals
| Metric | Status |
|---|---|
| Stable | |
| Weak | |
| Stable | |
| Unavailable |
FISV's revenue and cash flow are currently stable, but its profitability is 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.
FISV PE Valuation
FISV 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 |
AAOI has the edge over FISV on the outlook, with more favorable revenue expectations.
FISV Forward outlook
| Metric | Outlook |
|---|---|
| -- | |
| Growth | |
| Stable | |
| Improving | |
| Moderate | |
| High |
Analysts expect FISV's earnings to grow and its profitability to improve, with its revenue holding steady.
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.
FISV Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $7.67 | — |
| Q3 2026 | -$7.42 | -215% |
| Q2 2026 | $5.21 | -13% |
| Q1 2026 | $5.90 | +4.4% |
| Q4 2025 | $6.34 | +18% |
| Q3 2025 | $6.46 | +25% |
| Q2 2025 | $5.98 | +3.8% |
| Q1 2025 | $5.65 | +6% |
| Q4 2024 | $5.38 | +8% |
FISV has the edge over AAOI on earnings, with more consistent year-over-year improvement.
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 FISV 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 FISV on profitability, with a higher operating margin.
FISV Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $5.2B | -1.3% |
| Q2 2026 | $5.3B | -4.1% |
| Q1 2026 | $5B | -2% |
| Q4 2025 | $5.3B | +0.6% |
| Q3 2025 | $5.3B | +0.9% |
| Q2 2025 | $5.5B | +8% |
| Q1 2025 | $5.1B | +5.1% |
| Q4 2024 | $5.3B | +6.8% |
FISV's revenue grew through 2024 and has held roughly level since: $5.2B last quarter, down 1.3% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | -106% | -133 points |
| Q2 2026 | 19% | -12 points |
| Q1 2026 | 18% | -8.9 points |
| Q4 2025 | 24% | -7.3 points |
| Q3 2025 | 27% | -3.4 points |
| Q2 2025 | 31% | +2.8 points |
| Q1 2025 | 27% | +3 points |
| Q4 2024 | 32% | +2.4 points |
FISV's operating margin was −106% last quarter, down 133 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.
FISV Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $530M | -59% |
| Q2 2026 | $985M | -17% |
| Q1 2026 | $141M | -55% |
| Q4 2025 | $1.5B | -18% |
| Q3 2025 | $1.3B | -29% |
| Q2 2025 | $1.2B | +19% |
| Q1 2025 | $313M | -24% |
| Q4 2024 | $1.8B | +47% |
FISV has the edge over AAOI on cash generation, producing positive trailing cash flow while its opponent burns cash.
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.
FISV Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | -0.4% | -1.9M shares |
| 1 year | -1.8% | -10M shares |
| 3 years | -13% | -78.5M shares |
| 5 years | -21% | -138M shares |
| Available history | -23% | -159M shares |
FISV 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.
FISV Net Leverage
FISV'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).
FISV Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 59.9 | Neutral |
| Stochastic | 76.6 | Neutral |
FISV's weekly RSI is 60 (neutral) and its Stochastic is 77 (neutral).
AAOI PE vs Technology Sector
AAOI has no meaningful PE right now: it lost money over the past year.
FISV PE vs Technology Sector
| Metric | FISV | Sector median | Relative |
|---|---|---|---|
| PE | 9.6x | 28x | 66% below |
| PE % | 8 | 35 | 27 pts below |
FISV 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.
FISV Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $51.0 | 20% above |
| 20 week MA | $51.6 | 19% above |
| 50 week MA | $56.8 | 8.4% above |
| 100 week MA | $110.8 | 44% below |
| 200 week MA | $126.6 | 51% below |
FISV 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 FISV on returns for 2026, with the stronger performance.
FISV Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $117.1 | $112.6 | -3.8% |
| 2021 | $112.6 | $105.5 | -6.3% |
| 2022 | $105.5 | $100.5 | -4.8% |
| 2023 | $100.5 | $132.8 | +32% |
| 2024 | $132.8 | $208.0 | +57% |
| 2025 | $208.0 | $67.5 | -68% |
| 2026 YTD | $67.5 | $61.5 | -8.9% |
FISV has finished lower in four of the last six years. It's down 8.9% so far in 2026.