AAOI
Applied Optoelectronics, Inc.
AAOI's outlook is improving, though it still trails on the overall score.
PENG
Penguin Solutions, Inc.
PENG has the edge over AAOI overall, supported by lower modeled downside and stronger valuation.
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.
PENG Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Strong | |
| Weak | |
| Healthy |
PENG's revenue, profitability and balance sheet are currently healthy, but its cash flow is weak.
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.
PENG PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Forward | 11x | $50.10 | — |
| Current | 19x | $50.10 | — |
| Cheap | 36x | $93.86 | +87% |
| Fair | 66x | $171 | +240% |
| Expensive | 83x | $215 | +330% |
Historical ranges are pointers, not guarantees.
PENG's PE is in its cheap range at 19x. If earnings grow as analysts expect, today's price would be 11x next year's earnings.
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.
PENG Forward outlook
| Metric | Outlook |
|---|---|
| Strongly improving | |
| Strong growth | |
| Strong growth | |
| Strongly improving | |
| Limited | |
| Moderate |
Analysts expect strong earnings and revenue growth for PENG, with profitability improving.
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.
PENG Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $4.56 | +76% |
| Q3 2026 | $2.59 | +793% |
| Q2 2026 | $1.41 | +$1.69 |
| Q1 2026 | $0.72 | +$0.89 |
| Q4 2025 | $0.23 | +$0.75 |
| Q3 2025 | $0.29 | +$1.29 |
| Q2 2025 | -$0.28 | +$2.80 |
| Q1 2025 | -$0.17 | +$3.51 |
| Q4 2024 | -$0.52 | +$3.45 |
PENG 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 PENG 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.
PENG Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $566.7M | +68% |
| Q2 2026 | $478.7M | +48% |
| Q1 2026 | $343M | -6.2% |
| Q4 2025 | $343.1M | +0.6% |
| Q3 2025 | $337.9M | +8.6% |
| Q2 2025 | $324.3M | +7.9% |
| Q1 2025 | $365.5M | +28% |
| Q4 2024 | $341.1M | +24% |
PENG's revenue is growing: $567M last quarter, up 68% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 12% | +8.6 points |
| Q2 2026 | 11% | +7.6 points |
| Q1 2026 | 7.5% | +2.4 points |
| Q4 2025 | 5.7% | +0.6 points |
| Q3 2025 | 3.7% | +0.9 points |
| Q2 2025 | 3% | -0.8 points |
| Q1 2025 | 5.1% | +6.2 points |
| Q4 2024 | 5.1% | +4.6 points |
PENG 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.
PENG Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | -$167.4M | -$94.1M |
| Q2 2026 | -$77.6M | -185% |
| Q1 2026 | $53.3M | -24% |
| Q4 2025 | $28.2M | +135% |
| Q3 2025 | -$73.4M | -$55.4M |
| Q2 2025 | $90.9M | +20% |
| Q1 2025 | $70.5M | +$97.7M |
| Q4 2024 | $12M | -55% |
PENG 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.
PENG Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | +16% | +9M shares |
| 1 year | +18% | +9.7M shares |
| 3 years | +15% | +8.5M shares |
| 5 years | +24% | +12.5M shares |
| Available history | +32% | +15.5M shares |
PENG has the edge over AAOI on shareholder dilution, with a more favorable share count trend.
| Quarter | Spent |
|---|---|
| Q3 2026 | $5.5M |
| Q2 2026 | $11.8M |
| Q1 2026 | $36.9M |
| Q4 2025 | $20.2M |
| Q3 2025 | $3.1M |
| Q2 2025 | $31.6M |
| Q1 2025 | $6.5M |
| Q4 2024 | $11.1M |
PENG spent $74M buying back its own shares over the past year, up 42% from the year before.
AAOI Net Leverage
AAOI's operating earnings (EBITDA) were negative over the past year, so its debt can't be measured against them.
PENG Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | 0.7x | Very low |
| Q2 2026 | 0.0x | Very low |
| Q1 2026 | -0.4x | Net Cash |
| Q4 2025 | 0.0x | Very low |
| Q3 2025 | 0.1x | Very low |
| Q2 2025 | -0.5x | Net Cash |
| Q1 2025 | 0.3x | Very low |
| Q4 2024 | 3.0x | Moderate |
PENG's net debt is less than a year of its operating earnings (EBITDA).
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).
PENG Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 49.1 | Neutral |
| Stochastic | 21.3 | Neutral |
PENG's weekly RSI is 49 (neutral) and its Stochastic is 21 (neutral).
AAOI PE vs Technology Sector
AAOI has no meaningful PE right now: it lost money over the past year.
PENG PE vs Technology Sector
| Metric | PENG | Sector median | Relative |
|---|---|---|---|
| PE | 19x | 28x | 31% below |
| PE % | 2 | 35 | 33 pts below |
PENG is trading at 19x earnings, a 31% discount 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.
PENG Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $56.0 | 11% below |
| 20 week MA | $56.8 | 12% below |
| 50 week MA | $41.0 | 22% above |
| 100 week MA | $30.9 | 62% above |
| 200 week MA | $25.6 | 96% above |
PENG 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.
PENG Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $19.1 | $17.7 | -7.3% |
| 2021 | $17.7 | $33.4 | +89% |
| 2022 | $33.4 | $15.3 | -54% |
| 2023 | $15.3 | $18.9 | +24% |
| 2024 | $18.9 | $19.4 | +2.3% |
| 2025 | $19.4 | $20.3 | +4.7% |
| 2026 YTD | $20.3 | $50.1 | +147% |
PENG has the edge over AAOI on returns for 2026, with the stronger performance.