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Side-by-side financial comparison of Clearfield, Inc. (CLFD) and Pulmonx Corp (LUNG). Click either name above to swap in a different company.
Clearfield, Inc. is the larger business by last-quarter revenue ($34.3M vs $20.6M, roughly 1.7× Pulmonx Corp). Clearfield, Inc. runs the higher net margin — -1.8% vs -66.3%, a 64.5% gap on every dollar of revenue. On growth, Clearfield, Inc. posted the faster year-over-year revenue change (-3.2% vs -8.7%). Over the past eight quarters, Pulmonx Corp's revenue compounded faster (-0.5% CAGR vs -3.5%).
Clearfield, Inc. is a company headquartered in Minneapolis, Minnesota. The company produces fiber optic products.
Pulmonx Corp is a global medical tech firm focused on interventional pulmonology solutions. It develops minimally invasive endobronchial valves to treat severe COPD and emphysema, with products sold across North America, Europe, and Asia-Pacific for patients with advanced lung conditions.
CLFD vs LUNG — Head-to-Head
Income Statement — Q1 FY2026 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $34.3M | $20.6M |
| Net Profit | $-614.0K | $-13.7M |
| Gross Margin | 33.2% | 77.9% |
| Operating Margin | -5.3% | -40.9% |
| Net Margin | -1.8% | -66.3% |
| Revenue YoY | -3.2% | -8.7% |
| Net Profit YoY | 67.8% | 5.5% |
| EPS (diluted) | $-0.04 | $-0.33 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q1 26 | — | $20.6M | ||
| Q4 25 | $34.3M | $22.6M | ||
| Q3 25 | $23.4M | $21.5M | ||
| Q2 25 | $49.9M | $23.9M | ||
| Q1 25 | $47.2M | $22.5M | ||
| Q4 24 | $29.7M | $23.8M | ||
| Q3 24 | $5.6M | $20.4M | ||
| Q2 24 | $48.8M | $20.8M |
| Q1 26 | — | $-13.7M | ||
| Q4 25 | $-614.0K | $-10.4M | ||
| Q3 25 | $-9.1M | $-14.0M | ||
| Q2 25 | $1.6M | $-15.2M | ||
| Q1 25 | $1.3M | $-14.4M | ||
| Q4 24 | $-1.9M | $-13.2M | ||
| Q3 24 | — | $-14.1M | ||
| Q2 24 | $-447.0K | $-15.3M |
| Q1 26 | — | 77.9% | ||
| Q4 25 | 33.2% | 77.6% | ||
| Q3 25 | 53.2% | 74.7% | ||
| Q2 25 | 30.5% | 72.1% | ||
| Q1 25 | 30.1% | 72.5% | ||
| Q4 24 | 29.2% | 74.0% | ||
| Q3 24 | — | 73.7% | ||
| Q2 24 | 21.9% | 73.7% |
| Q1 26 | — | -40.9% | ||
| Q4 25 | -5.3% | -43.8% | ||
| Q3 25 | 10.3% | -66.9% | ||
| Q2 25 | 3.0% | -62.0% | ||
| Q1 25 | 0.6% | -64.6% | ||
| Q4 24 | -6.9% | -56.5% | ||
| Q3 24 | — | -69.3% | ||
| Q2 24 | -4.7% | -75.2% |
| Q1 26 | — | -66.3% | ||
| Q4 25 | -1.8% | -46.1% | ||
| Q3 25 | -38.8% | -64.9% | ||
| Q2 25 | 3.2% | -63.6% | ||
| Q1 25 | 2.8% | -64.1% | ||
| Q4 24 | -6.4% | -55.4% | ||
| Q3 24 | — | -69.4% | ||
| Q2 24 | -0.9% | -73.7% |
| Q1 26 | — | $-0.33 | ||
| Q4 25 | $-0.04 | $-0.25 | ||
| Q3 25 | $-0.65 | $-0.34 | ||
| Q2 25 | $0.11 | $-0.38 | ||
| Q1 25 | $0.09 | $-0.36 | ||
| Q4 24 | $-0.13 | $-0.33 | ||
| Q3 24 | — | $-0.36 | ||
| Q2 24 | $-0.04 | $-0.39 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $96.4M | $61.6M |
| Total DebtLower is stronger | — | $37.3M |
| Stockholders' EquityBook value | $249.7M | $45.8M |
| Total Assets | $268.1M | $120.0M |
| Debt / EquityLower = less leverage | — | 0.82× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $61.6M | ||
| Q4 25 | $96.4M | $69.8M | ||
| Q3 25 | $106.0M | $76.5M | ||
| Q2 25 | $117.2M | $75.5M | ||
| Q1 25 | $112.0M | $74.6M | ||
| Q4 24 | $113.0M | $70.9M | ||
| Q3 24 | $129.0M | $63.3M | ||
| Q2 24 | $123.8M | $63.5M |
| Q1 26 | — | $37.3M | ||
| Q4 25 | — | $37.1M | ||
| Q3 25 | — | $37.1M | ||
| Q2 25 | — | $37.1M | ||
| Q1 25 | — | $37.2M | ||
| Q4 24 | — | $37.2M | ||
| Q3 24 | $2.2M | $37.2M | ||
| Q2 24 | $2.1M | $37.2M |
| Q1 26 | — | $45.8M | ||
| Q4 25 | $249.7M | $54.1M | ||
| Q3 25 | $256.2M | $60.0M | ||
| Q2 25 | $264.5M | $69.1M | ||
| Q1 25 | $265.9M | $77.7M | ||
| Q4 24 | $267.4M | $85.8M | ||
| Q3 24 | $275.8M | $93.9M | ||
| Q2 24 | $274.6M | $101.2M |
| Q1 26 | — | $120.0M | ||
| Q4 25 | $268.1M | $129.3M | ||
| Q3 25 | $306.2M | $138.3M | ||
| Q2 25 | $314.7M | $147.2M | ||
| Q1 25 | $310.9M | $150.7M | ||
| Q4 24 | $303.2M | $162.8M | ||
| Q3 24 | $315.3M | $167.4M | ||
| Q2 24 | $318.1M | $172.6M |
| Q1 26 | — | 0.82× | ||
| Q4 25 | — | 0.69× | ||
| Q3 25 | — | 0.62× | ||
| Q2 25 | — | 0.54× | ||
| Q1 25 | — | 0.48× | ||
| Q4 24 | — | 0.43× | ||
| Q3 24 | 0.01× | 0.40× | ||
| Q2 24 | 0.01× | 0.37× |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $-1.4M | — |
| Free Cash FlowOCF − Capex | $-2.4M | — |
| FCF MarginFCF / Revenue | -7.1% | — |
| Capex IntensityCapex / Revenue | 2.9% | — |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $-1.4M | $-7.1M | ||
| Q3 25 | — | $-8.2M | ||
| Q2 25 | $7.9M | $-3.9M | ||
| Q1 25 | $3.0M | $-13.2M | ||
| Q4 24 | $7.2M | $-6.7M | ||
| Q3 24 | $22.2M | $-7.2M | ||
| Q2 24 | $4.0M | $-5.8M |
| Q1 26 | — | — | ||
| Q4 25 | $-2.4M | $-7.1M | ||
| Q3 25 | — | $-8.3M | ||
| Q2 25 | $7.5M | $-4.0M | ||
| Q1 25 | $654.0K | $-13.5M | ||
| Q4 24 | $5.1M | $-6.8M | ||
| Q3 24 | $18.2M | $-7.7M | ||
| Q2 24 | $2.8M | $-6.2M |
| Q1 26 | — | — | ||
| Q4 25 | -7.1% | -31.4% | ||
| Q3 25 | — | -38.4% | ||
| Q2 25 | 15.1% | -16.6% | ||
| Q1 25 | 1.4% | -60.0% | ||
| Q4 24 | 17.1% | -28.8% | ||
| Q3 24 | 323.0% | -37.6% | ||
| Q2 24 | 5.8% | -30.0% |
| Q1 26 | — | — | ||
| Q4 25 | 2.9% | 0.1% | ||
| Q3 25 | 2.0% | 0.4% | ||
| Q2 25 | 0.8% | 0.2% | ||
| Q1 25 | 5.1% | 1.3% | ||
| Q4 24 | 7.0% | 0.5% | ||
| Q3 24 | 71.4% | 2.0% | ||
| Q2 24 | 2.5% | 2.3% |
| Q1 26 | — | — | ||
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | 4.93× | — | ||
| Q1 25 | 2.30× | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
