AAOI
Applied Optoelectronics, Inc.
AAOI's outlook is improving, though it still trails on the overall score.
VRT
Vertiv Holdings Co
VRT has the edge over AAOI overall, supported by stronger valuation and lower modeled downside.
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.
VRT Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Strong | |
| Strong | |
| Strong |
VRT's revenue, profitability, cash flow and balance sheet are all currently strong.
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.
VRT PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Forward | 23x | $210 | — |
| Current | 39x | $210 | — |
| Cheap | 58x | $308 | +47% |
| Fair | 72x | $383 | +83% |
| Expensive | 88x | $472 | +125% |
Historical ranges are pointers, not guarantees.
VRT's PE is in its cheap range at 39x. If earnings grow as analysts expect, today's price would be 23x 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.
VRT Forward outlook
| Metric | Outlook |
|---|---|
| Strongly improving | |
| Strong growth | |
| Strong growth | |
| Strongly improving | |
| Moderate | |
| Moderate |
Analysts expect strong earnings and revenue growth for VRT, 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.
VRT Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $9.14 | +71% |
| Q3 2026 | $5.35 | +102% |
| Q2 2026 | $4.42 | +111% |
| Q1 2026 | $3.98 | +131% |
| Q4 2025 | $3.41 | +166% |
| Q3 2025 | $2.65 | +75% |
| Q2 2025 | $2.09 | +62% |
| Q1 2025 | $1.72 | +64% |
| Q4 2024 | $1.28 | +7.6% |
VRT 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 VRT on sales, with stronger typical year-over-year growth.
| 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.
VRT Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $4.3B | +61% |
| Q2 2026 | $3.3B | +24% |
| Q1 2026 | $2.6B | +30% |
| Q4 2025 | $2.9B | +23% |
| Q3 2025 | $2.7B | +29% |
| Q2 2025 | $2.6B | +35% |
| Q1 2025 | $2B | +24% |
| Q4 2024 | $2.3B | +26% |
VRT's revenue has grown year over year every quarter since late 2020: $4.3B last quarter, up 61% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 23% | +3.5 points |
| Q2 2026 | 19% | +2.7 points |
| Q1 2026 | 17% | +2.3 points |
| Q4 2025 | 20% | +0.7 points |
| Q3 2025 | 19% | +1.4 points |
| Q2 2025 | 17% | -0.4 points |
| Q1 2025 | 14% | +1.9 points |
| Q4 2024 | 19% | +4.2 points |
VRT 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.
VRT Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $654.9M | +41% |
| Q2 2026 | $926.5M | +233% |
| Q1 2026 | $654.2M | +145% |
| Q4 2025 | $885.6M | +143% |
| Q3 2025 | $463.5M | +36% |
| Q2 2025 | $277.9M | -19% |
| Q1 2025 | $266.8M | +162% |
| Q4 2024 | $364.5M | +18% |
VRT 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.
VRT Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | 0% | -64.9K shares |
| 1 year | +0.4% | +1.8M shares |
| 3 years | +1.1% | +4.4M shares |
| 5 years | +10% | +36M shares |
| Available history | +63% | +152M shares |
VRT has the edge over AAOI on shareholder dilution, with a more favorable share count trend.
| Quarter | Spent |
|---|---|
| Q4 2025 | — |
| Q3 2025 | — |
| Q2 2025 | — |
| Q1 2025 | — |
| Q4 2024 | — |
| Q3 2024 | — |
| Q2 2024 | — |
| Q1 2024 | $599.9M |
AAOI Net Leverage
AAOI's operating earnings (EBITDA) were negative over the past year, so its debt can't be measured against them.
VRT Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | -0.2x | Net Cash |
| Q2 2026 | 0.1x | Very low |
| Q1 2026 | 0.3x | Very low |
| Q4 2025 | 0.6x | Very low |
| Q3 2025 | 0.8x | Very low |
| Q2 2025 | 0.7x | Very low |
| Q1 2025 | 0.8x | Very low |
| Q4 2024 | 1.0x | Healthy |
VRT 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).
VRT Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 43.0 | Neutral |
| Stochastic | 26.4 | Neutral |
VRT's weekly RSI is 43 (neutral) and its Stochastic is 26 (neutral).
AAOI PE vs Technology Sector
AAOI has no meaningful PE right now: it lost money over the past year.
VRT PE vs Industrials Sector
| Metric | VRT | Sector median | Relative |
|---|---|---|---|
| PE | 39x | 24x | 63% above |
| PE % | 3 | 58 | 55 pts below |
VRT is trading at 39x earnings, a 63% premium to the Industrials sector's median of 24x.
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.
VRT Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $221.8 | 5.5% below |
| 20 week MA | $254.4 | 18% below |
| 50 week MA | $253.9 | 17% below |
| 100 week MA | $189.1 | 11% above |
| 200 week MA | $123.5 | 70% above |
VRT 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 VRT on returns for 2026, with the stronger performance.
VRT Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $10.9 | $18.9 | +73% |
| 2021 | $18.9 | $24.9 | +31% |
| 2022 | $24.9 | $12.8 | -48% |
| 2023 | $12.8 | $48.0 | +275% |
| 2024 | $48.0 | $115.1 | +140% |
| 2025 | $115.1 | $167.6 | +46% |
| 2026 YTD | $167.6 | $209.6 | +25% |
VRT's yearly returns have swung widely, from +275% in 2023 to −48% in 2022. It's up 25% so far in 2026.