LUNG
Pulmonx Corporation
LUNG's outlook is improving, though it still trails on the overall score.
UNH
UnitedHealth Group Incorporated
UNH has the edge over LUNG overall, supported by lower modeled downside and stronger valuation.
LUNG Fundamentals
| Metric | Status |
|---|---|
| Stable | |
| Under pressure | |
| Under pressure | |
| Unavailable |
LUNG's revenue is currently stable, but its profitability and cash flow are under pressure. There isn't enough data to rate its balance sheet.
UNH Fundamentals
| Metric | Status |
|---|---|
| Stable | |
| Stable | |
| Healthy | |
| Healthy |
UNH's cash flow and balance sheet are currently healthy, and its revenue and profitability are stable.
LUNG PE Valuation
LUNG has no meaningful PE right now: it lost money over the past year.
UNH PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Forward | 18x | $405 | — |
| Cheap | 19x | $325 | -20% |
| Fair | 23x | $410 | +1.2% |
| Current | 23x | $405 | — |
| Expensive | 30x | $526 | +30% |
Historical ranges are pointers, not guarantees.
UNH's PE is in its fair range at 23x. If earnings grow as analysts expect, today's price would be 18x next year's earnings, in its cheap range.
LUNG Forward outlook
| Metric | Outlook |
|---|---|
| -- | |
| Losses shrinking | |
| Growth | |
| Strongly improving | |
| Limited | |
| Moderate |
LUNG has the edge over UNH on the outlook, with more favorable revenue expectations.
UNH Forward outlook
| Metric | Outlook |
|---|---|
| Strongly improving | |
| Strong growth | |
| Stable | |
| Improving | |
| Moderate | |
| Low |
Analysts expect UNH's earnings to grow and its profitability to improve, with its revenue holding steady. However, they disagree widely on these estimates.
LUNG Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Q3 2026 | -$1.01 | +$0.40 |
| Q2 2026 | -$1.16 | +$0.27 |
| Q1 2026 | -$1.30 | +$0.14 |
| Q4 2025 | -$1.33 | +$0.11 |
| Q3 2025 | -$1.41 | +$0.06 |
| Q2 2025 | -$1.43 | +$0.07 |
| Q1 2025 | -$1.44 | +$0.10 |
| Q4 2024 | -$1.44 | +$0.16 |
LUNG is still losing money, but far less than before: $1.01 per share over the past year, against $2.32 at its worst in mid-2021.
UNH Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $22.65 | +29% |
| Q3 2026 | $17.55 | -8.5% |
| Q2 2026 | $15.58 | -33% |
| Q1 2026 | $13.28 | -44% |
| Q4 2025 | $13.23 | -15% |
| Q3 2025 | $19.17 | +25% |
| Q2 2025 | $23.09 | +53% |
| Q1 2025 | $23.89 | +46% |
| Q4 2024 | $15.51 | -35% |
UNH has the edge over LUNG on earnings quality, reporting a profit while its opponent remains loss making.
LUNG Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $22.8M | +6.2% |
| Q2 2026 | $22.8M | -4.6% |
| Q1 2026 | $20.6M | -8.7% |
| Q4 2025 | $22.6M | -4.9% |
| Q3 2025 | $21.5M | +5.5% |
| Q2 2025 | $23.9M | +15% |
| Q1 2025 | $22.5M | +20% |
| Q4 2024 | $23.8M | +23% |
LUNG's revenue grew through 2024 and has held roughly level since: $23M last quarter, up 6.2% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | -33% | +34 points |
| Q2 2026 | -40% | +22 points |
| Q1 2026 | -63% | +1.7 points |
| Q4 2025 | -44% | +13 points |
| Q3 2025 | -67% | +2.4 points |
| Q2 2025 | -62% | +13 points |
| Q1 2025 | -65% | +13 points |
| Q4 2024 | -56% | +16 points |
LUNG's operating margin was −33% last quarter, up 34 points from the same quarter a year ago, near the top of its range since 2019.
UNH Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $112.7B | -0.4% |
| Q2 2026 | $112B | +0.4% |
| Q1 2026 | $111.7B | +2% |
| Q4 2025 | $113.2B | +12% |
| Q3 2025 | $113.2B | +12% |
| Q2 2025 | $111.6B | +13% |
| Q1 2025 | $109.6B | +9.8% |
| Q4 2024 | $100.8B | +6.8% |
UNH has the edge over LUNG on sales, with more consistent year-over-year improvement.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 5.8% | +2 points |
| Q2 2026 | 7.1% | +2.5 points |
| Q1 2026 | 8.1% | -0.3 points |
| Q4 2025 | 0.3% | -7.4 points |
| Q3 2025 | 3.8% | -4.8 points |
| Q2 2025 | 4.6% | -3.4 points |
| Q1 2025 | 8.3% | +0.4 points |
| Q4 2024 | 7.7% | -0.4 points |
UNH has the edge over LUNG on profitability, with a higher operating margin.
LUNG Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | -$3.2M | +$5.1M |
| Q2 2026 | -$5.2M | -$1.3M |
| Q1 2026 | -$10.1M | +$3.4M |
| Q4 2025 | -$7.1M | -$256K |
| Q3 2025 | -$8.3M | -$593K |
| Q2 2025 | -$4M | +$2.3M |
| Q1 2025 | -$13.5M | -$1.3M |
| Q4 2024 | -$6.8M | +$1.8M |
LUNG has burned cash in almost every quarter: −$26M over the past year, against −$33M the year before.
UNH Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $4.3B | -16% |
| Q2 2026 | $10.3B | +63% |
| Q1 2026 | $8.1B | +79% |
| Q4 2025 | $160M | -89% |
| Q3 2025 | $5.1B | -61% |
| Q2 2025 | $6.3B | +6.9% |
| Q1 2025 | $4.6B | +1037% |
| Q4 2024 | $1.5B | +$7.6B |
UNH has the edge over LUNG on cash generation, producing positive trailing cash flow while its opponent burns cash.
LUNG Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | +1.7% | +708K shares |
| 1 year | +5.5% | +2.2M shares |
| 3 years | +13% | +5.1M shares |
| 5 years | +18% | +6.7M shares |
LUNG has 43M diluted shares, up 5.5% from a year ago.
| Quarter | Spent |
|---|---|
| Q4 2022 | $27,000 |
| Q3 2022 | — |
| Q2 2022 | — |
| Q1 2022 | — |
| Q4 2021 | — |
| Q3 2021 | — |
| Q2 2021 | — |
| Q1 2021 | $26,000 |
UNH Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | -0.4% | -4M shares |
| 1 year | -0.7% | -6M shares |
| 3 years | -3.6% | -34M shares |
| 5 years | -5.5% | -53M shares |
| Available history | -6.6% | -64M shares |
UNH has the edge over LUNG on shareholder dilution, with a more favorable share count trend.
| Quarter | Spent |
|---|---|
| Q3 2026 | $3.4B |
| Q2 2026 | $1.6B |
| Q1 2026 | — |
| Q4 2025 | — |
| Q3 2025 | — |
| Q2 2025 | $2.5B |
| Q1 2025 | $3B |
| Q4 2024 | $5B |
UNH spent $5B buying back its own shares over the past year, down 52% from the year before.
LUNG Net Leverage
LUNG's operating earnings (EBITDA) were negative over the past year, so its debt can't be measured against them.
UNH Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | 1.7x | Healthy |
| Q2 2026 | 1.7x | Healthy |
| Q1 2026 | 2.2x | Moderate |
| Q4 2025 | 2.3x | Moderate |
| Q3 2025 | 1.7x | Healthy |
| Q2 2025 | 1.5x | Healthy |
| Q1 2025 | 1.3x | Healthy |
| Q4 2024 | 1.4x | Healthy |
UNH's net debt is about 1.7 years of its operating earnings (EBITDA), about the same as a year ago.
LUNG Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 64.3 | Neutral |
| Stochastic | 76.2 | Neutral |
LUNG's weekly RSI is 64 (neutral) and its Stochastic is 76 (neutral).
UNH Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 56.4 | Neutral |
| Stochastic | 60.0 | Neutral |
UNH's weekly RSI is 56 (neutral) and its Stochastic is 60 (neutral).
LUNG PE vs Healthcare Sector
LUNG has no meaningful PE right now: it lost money over the past year.
UNH PE vs Healthcare Sector
| Metric | UNH | Sector median | Relative |
|---|---|---|---|
| PE | 23x | 26x | 11% below |
| PE % | 47 | 29 | 18 pts above |
UNH is trading at 23x earnings, a 11% discount to the Healthcare sector's median of 26x.
LUNG Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $2.22 | 35% above |
| 20 week MA | $2.01 | 49% above |
| 50 week MA | $1.79 | 68% above |
| 100 week MA | $2.87 | 4.5% above |
| 200 week MA | $6.30 | 52% below |
LUNG has bounced recently, but its long-term trend is still down: it's above its 8-, 20-, 50- and 100-week averages, but 52% below its 200-week average.
UNH Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $394.2 | 2.8% above |
| 20 week MA | $400.5 | 1.2% above |
| 50 week MA | $361.2 | 12% above |
| 100 week MA | $376.0 | 7.8% above |
| 200 week MA | $446.6 | 9.3% below |
UNH has bounced recently, but its long-term trend is still down: it's above its 8-, 20-, 50- and 100-week averages, but 9.3% below its 200-week average.
LUNG Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $41.9 | $65.2 | +56% |
| 2021 | $65.2 | $33.0 | -49% |
| 2022 | $33.0 | $7.85 | -76% |
| 2023 | $7.85 | $12.8 | +62% |
| 2024 | $12.8 | $6.70 | -47% |
| 2025 | $6.70 | $2.22 | -67% |
| 2026 YTD | $2.22 | $3.00 | +35% |
LUNG has the edge over UNH on returns for 2026, with the stronger performance.
UNH Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $296.0 | $340.8 | +15% |
| 2021 | $340.8 | $495.4 | +45% |
| 2022 | $495.4 | $531.3 | +7.3% |
| 2023 | $531.3 | $526.5 | -0.9% |
| 2024 | $526.5 | $510.0 | -3.1% |
| 2025 | $510.0 | $331.8 | -35% |
| 2026 YTD | $331.8 | $405.1 | +22% |
UNH has finished three years in a row lower, and it's up 22% so far in 2026.