ATHR
Aether Holdings, Inc. Common Stock
ATHR has slightly lower modeled downside risk, despite its lower overall score.
SNDK
Sandisk Corporation
SNDK has the edge over ATHR overall, supported by stronger fundamentals and stronger modeled upside.
ATHR Fundamentals
| Metric | Status |
|---|---|
| Stable | |
| Weak | |
| Weak | |
| Unavailable |
ATHR's revenue is currently stable, but its profitability and cash flow are weak. There isn't enough data to rate its balance sheet.
SNDK Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Strong | |
| Strong | |
| Strong |
SNDK's revenue, profitability, cash flow and balance sheet are all currently strong.
ATHR PE Valuation
ATHR has no meaningful PE right now: it lost money over the past year.
SNDK PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Forward | 3.8x | $937 | — |
| Current | 7.5x | $937 | — |
| Cheap | 17x | $2,173 | +132% |
| Fair | 24x | $3,048 | +225% |
| Expensive | 59x | $7,452 | +695% |
Historical ranges are pointers, not guarantees.
SNDK's PE is 7.5x, but its earnings don't support one, so it isn't a reliable read right now.
ATHR Forward outlook
| Metric | Outlook |
|---|---|
| -- | |
| Losses shrinking | |
| Strong growth | |
| -- | |
| Limited | |
| High |
Analysts expect ATHR's losses to shrink, with revenue growing.
SNDK Forward outlook
| Metric | Outlook |
|---|---|
| Strongly improving | |
| Strong growth | |
| Strong growth | |
| Strongly improving | |
| Moderate | |
| High |
Analysts expect strong earnings and revenue growth for SNDK, with profitability improving.
ATHR Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Q2 2026 | -$0.42 | -$0.25 |
| Q1 2026 | -$0.39 | -$0.27 |
| Q4 2025 | -$0.35 | -$0.26 |
| Q3 2025 | -$0.26 | -$0.18 |
| Q2 2025 | -$0.17 | -$0.12 |
| Q1 2025 | -$0.12 | -$0.07 |
| Q4 2024 | -$0.09 | -$0.06 |
ATHR lost $0.42 per share over the past year, and its loss has widened in each of the last eight quarters.
SNDK Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $247.30 | +97% |
| Q3 2026 | $125.61 | +$137.63 |
| Q2 2026 | $73.76 | +$85.07 |
| Q2 2025 | -$11.31 | -$6.65 |
SNDK has the edge over ATHR in the latest year-over-year earnings comparison.
ATHR Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q2 2026 | $328.7K | -4% |
| Q1 2026 | $336K | -1.7% |
| Q4 2025 | $338.8K | -4.5% |
| Q3 2025 | $341.9K | -3.1% |
| Q2 2025 | $342.4K | -4% |
| Q1 2025 | $341.9K | -6.4% |
| Q4 2024 | $354.6K | -2.9% |
| Q3 2024 | $352.8K | -4.5% |
ATHR's revenue fell from its 2023 peak and has held roughly level since: $328,705 last quarter, down 4% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q2 2026 | -408% | -115 points |
| Q1 2026 | -306% | -194 points |
| Q4 2025 | -383% | -303 points |
| Q3 2025 | -416% | -329 points |
| Q2 2025 | -294% | -202 points |
| Q1 2025 | -113% | -65 points |
| Q4 2024 | -80% | -55 points |
| Q3 2024 | -88% | -74 points |
ATHR's operating margin was −408% last quarter, down 115 points from the same quarter a year ago, near the bottom of its range since 2023.
SNDK Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $11B | +378% |
| Q2 2026 | $9B | +372% |
| Q1 2026 | $6B | +251% |
| Q4 2025 | $3B | +61% |
| Q3 2025 | $2.3B | +23% |
| Q2 2025 | $1.9B | +8% |
| Q1 2025 | $1.7B | -0.6% |
| Q4 2024 | $1.9B | +13% |
SNDK has the edge over ATHR on sales, with more consistent year-over-year improvement.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 80% | +72 points |
| Q2 2026 | 78% | +78 points |
| Q1 2026 | 69% | +180 points |
| Q4 2025 | 35% | +25 points |
| Q3 2025 | 7.6% | -9 points |
| Q2 2025 | 0.9% | N/A |
| Q1 2025 | -111% | -122 points |
| Q4 2024 | 10% | +6.6 points |
SNDK has the edge over ATHR on profitability, with a higher operating margin.
ATHR Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q4 2025 | -$2.2M | -$1.9M |
| Q3 2025 | -$1.6M | -$1.2M |
| Q4 2024 | -$258K | -$186.5K |
| Q3 2024 | -$351.1K | -559% |
| Q2 2024 | -$241.2K | -1535% |
ATHR has burned cash in most quarters: −$6M over the past year, against −$935,836 the year before.
SNDK Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $6.3B | +1340% |
| Q2 2026 | $7.1B | +14355% |
| Q1 2026 | $3B | +$3B |
| Q3 2025 | $438M | +$636M |
| Q2 2025 | $49M | +$217M |
| Q1 2025 | -$18M | +$23M |
| Q3 2024 | -$198M | -$157M |
SNDK generated $17.4B in free cash flow over the past year, more than ten times what it generated the year before.
ATHR Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | 0% | +38 shares |
| 1 year | +2.3% | +271K shares |
| 3 years | +2.6% | +313K shares |
ATHR has the edge over SNDK on shareholder dilution, with a more favorable share count trend.
| Quarter | Spent |
|---|---|
| Q4 2024 | — |
| Q3 2024 | — |
| Q2 2024 | — |
| Q1 2024 | — |
| Q4 2023 | — |
| Q3 2023 | — |
| Q2 2023 | — |
SNDK Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | -0.6% | -1M shares |
| 1 year | +3.4% | +5M shares |
| 3 years | +6.9% | +10M shares |
SNDK has 154M diluted shares, up 3.4% from a year ago.
| Quarter | Spent |
|---|---|
| Q3 2026 | $5B |
| Q3 2024 | — |
| Q2 2024 | — |
| Q1 2024 | — |
| Q4 2023 | — |
| Q3 2023 | — |
ATHR Net Leverage
ATHR's operating earnings (EBITDA) were negative over the past year, so its debt can't be measured against them.
SNDK Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | -0.2x | Net Cash |
| Q2 2026 | -0.4x | Net Cash |
| Q1 2026 | -0.7x | Net Cash |
SNDK has more cash than debt.
ATHR Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 41.1 | Neutral |
| Stochastic | 12.4 | Oversold |
ATHR's weekly RSI is 41 (neutral) and its Stochastic is 12 (oversold).
SNDK Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 40.2 | Neutral |
| Stochastic | 10.6 | Oversold |
SNDK's weekly RSI is 40 (neutral) and its Stochastic is 11 (oversold).
ATHR PE vs Technology Sector
ATHR has no meaningful PE right now: it lost money over the past year.
SNDK PE vs Technology Sector
| Metric | SNDK | Sector median | Relative |
|---|---|---|---|
| PE | 7.5x | 28x | 73% below |
| PE % | 4 | 27 | 23 pts below |
SNDK is trading at 7.5x earnings, a 73% discount to the Technology sector's median of 28x, though its earnings don't support one.
ATHR Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $2.87 | 8.4% below |
| 20 week MA | $3.41 | 23% below |
| 50 week MA | $3.91 | 33% below |
ATHR and SNDK share similar trend alignment, each above 0 of 3 tracked weekly averages.
SNDK Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $1,317.5 | 29% below |
| 20 week MA | $1,465.4 | 36% below |
| 50 week MA | $1,119.6 | 16% below |
SNDK is in a downtrend: it's below all three of its weekly moving averages, and 16% below its 50-week average.
ATHR Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2025 | $5.50 | $5.84 | +6.2% |
| 2026 YTD | $5.84 | $2.63 | -55% |
ATHR has finished every year since 2025 higher, and it's down 55% so far in 2026.
SNDK Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2025 | $50.4 | $250.1 | +396% |
| 2026 YTD | $250.1 | $937.5 | +275% |
SNDK has the edge over ATHR on returns for 2026, with the stronger performance.