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Side-by-side financial comparison of CASTLE BIOSCIENCES INC (CSTL) and Honest Company, Inc. (HNST). Click either name above to swap in a different company.
CASTLE BIOSCIENCES INC is the larger business by last-quarter revenue ($83.7M vs $78.1M, roughly 1.1× Honest Company, Inc.). On growth, CASTLE BIOSCIENCES INC posted the faster year-over-year revenue change (-4.9% vs -19.7%). Over the past eight quarters, CASTLE BIOSCIENCES INC's revenue compounded faster (-1.9% CAGR vs -8.4%).
Castle Biosciences Inc. is a commercial-stage diagnostic firm that develops and markets proprietary, clinically actionable tests for dermatological conditions such as melanoma and other skin cancers, plus rare diseases. It operates mainly in the U.S. healthcare market, focusing on segments with high unmet need for more accurate diagnostics to guide treatment choices.
The Honest Company, Inc. is an American digital-first consumer goods company, based in Los Angeles and founded by actress Jessica Alba, Christopher Gavigan, and Brian Lee. The company had $319 million in 2021 sales, and was valued at roughly $550 million as of February 2022. Carla Vernón, Chief Executive Officer, is one of the first Afro-Latina CEOs of a U.S. publicly traded company. The Honest Company has raised multiple rounds of venture capital, and went public via an initial public offeri...
CSTL vs HNST — Head-to-Head
Income Statement — Q1 FY2026 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $83.7M | $78.1M |
| Net Profit | $-14.5M | — |
| Gross Margin | — | 42.6% |
| Operating Margin | — | 56.6% |
| Net Margin | -17.4% | — |
| Revenue YoY | -4.9% | -19.7% |
| Net Profit YoY | 43.8% | — |
| EPS (diluted) | $-0.49 | $0.00 |
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 | $83.7M | $78.1M | ||
| Q4 25 | $87.0M | $88.0M | ||
| Q3 25 | $83.0M | $92.6M | ||
| Q2 25 | $86.2M | $93.5M | ||
| Q1 25 | $88.0M | $97.3M | ||
| Q4 24 | $86.3M | $99.8M | ||
| Q3 24 | $85.8M | $99.2M | ||
| Q2 24 | $87.0M | $93.0M |
| Q1 26 | $-14.5M | — | ||
| Q4 25 | — | $-23.6M | ||
| Q3 25 | $-501.0K | $758.0K | ||
| Q2 25 | $4.5M | $3.9M | ||
| Q1 25 | $-25.8M | $3.3M | ||
| Q4 24 | — | $-809.0K | ||
| Q3 24 | $2.3M | $165.0K | ||
| Q2 24 | $8.9M | $-4.1M |
| Q1 26 | — | 42.6% | ||
| Q4 25 | 79.0% | 15.7% | ||
| Q3 25 | 77.5% | 37.3% | ||
| Q2 25 | 79.5% | 40.4% | ||
| Q1 25 | 81.4% | 38.7% | ||
| Q4 24 | 81.3% | 38.8% | ||
| Q3 24 | 81.8% | 38.7% | ||
| Q2 24 | 83.3% | 38.3% |
| Q1 26 | — | 56.6% | ||
| Q4 25 | -4.4% | -27.5% | ||
| Q3 25 | -8.2% | 0.3% | ||
| Q2 25 | -4.9% | 3.1% | ||
| Q1 25 | -31.7% | 2.6% | ||
| Q4 24 | 4.7% | -1.0% | ||
| Q3 24 | 5.9% | 0.1% | ||
| Q2 24 | 5.8% | -4.3% |
| Q1 26 | -17.4% | — | ||
| Q4 25 | — | -26.8% | ||
| Q3 25 | -0.6% | 0.8% | ||
| Q2 25 | 5.2% | 4.1% | ||
| Q1 25 | -29.4% | 3.3% | ||
| Q4 24 | — | -0.8% | ||
| Q3 24 | 2.6% | 0.2% | ||
| Q2 24 | 10.3% | -4.4% |
| Q1 26 | $-0.49 | $0.00 | ||
| Q4 25 | $-0.06 | $-0.21 | ||
| Q3 25 | $-0.02 | $0.01 | ||
| Q2 25 | $0.15 | $0.03 | ||
| Q1 25 | $-0.90 | $0.03 | ||
| Q4 24 | $0.32 | $-0.01 | ||
| Q3 24 | $0.08 | $0.00 | ||
| Q2 24 | $0.31 | $-0.04 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $63.8M | $90.4M |
| Total DebtLower is stronger | $10.1M | — |
| Stockholders' EquityBook value | $461.4M | $169.1M |
| Total Assets | $547.8M | $214.9M |
| Debt / EquityLower = less leverage | 0.02× | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $63.8M | $90.4M | ||
| Q4 25 | $299.5M | $89.6M | ||
| Q3 25 | $287.5M | $71.5M | ||
| Q2 25 | $275.9M | $72.1M | ||
| Q1 25 | $275.2M | $72.8M | ||
| Q4 24 | $293.1M | $75.4M | ||
| Q3 24 | $95.0M | $53.4M | ||
| Q2 24 | $85.6M | $36.6M |
| Q1 26 | $10.1M | — | ||
| Q4 25 | $10.1M | — | ||
| Q3 25 | $10.0M | — | ||
| Q2 25 | $10.0M | — | ||
| Q1 25 | $10.0M | — | ||
| Q4 24 | $10.0M | — | ||
| Q3 24 | $10.0M | — | ||
| Q2 24 | $10.0M | — |
| Q1 26 | $461.4M | $169.1M | ||
| Q4 25 | $470.9M | $169.7M | ||
| Q3 25 | $467.0M | $190.2M | ||
| Q2 25 | $455.4M | $187.0M | ||
| Q1 25 | $440.3M | $180.4M | ||
| Q4 24 | $455.8M | $174.3M | ||
| Q3 24 | $441.1M | $133.9M | ||
| Q2 24 | $423.9M | $129.7M |
| Q1 26 | $547.8M | $214.9M | ||
| Q4 25 | $578.6M | $225.4M | ||
| Q3 25 | $562.8M | $241.5M | ||
| Q2 25 | $544.7M | $249.0M | ||
| Q1 25 | $501.7M | $265.3M | ||
| Q4 24 | $531.2M | $247.4M | ||
| Q3 24 | $514.6M | $209.2M | ||
| Q2 24 | $487.3M | $200.2M |
| Q1 26 | 0.02× | — | ||
| Q4 25 | 0.02× | — | ||
| Q3 25 | 0.02× | — | ||
| Q2 25 | 0.02× | — | ||
| Q1 25 | 0.02× | — | ||
| Q4 24 | 0.02× | — | ||
| Q3 24 | 0.02× | — | ||
| Q2 24 | 0.02× | — |
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 | $-22.1M | — |
| Free Cash FlowOCF − Capex | — | — |
| FCF MarginFCF / Revenue | — | — |
| Capex IntensityCapex / Revenue | — | 0.6% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $-22.1M | — | ||
| Q4 25 | $26.9M | $19.3M | ||
| Q3 25 | $22.6M | $-504.0K | ||
| Q2 25 | $20.8M | $-745.0K | ||
| Q1 25 | $-6.0M | $-2.9M | ||
| Q4 24 | $24.4M | $-16.8M | ||
| Q3 24 | $23.3M | $15.1M | ||
| Q2 24 | $24.0M | $2.9M |
| Q1 26 | — | — | ||
| Q4 25 | $19.7M | $18.1M | ||
| Q3 25 | $7.8M | $-624.0K | ||
| Q2 25 | $11.6M | $-826.0K | ||
| Q1 25 | $-10.8M | $-3.0M | ||
| Q4 24 | $16.8M | $-17.2M | ||
| Q3 24 | $17.0M | $15.0M | ||
| Q2 24 | $18.8M | $2.9M |
| Q1 26 | — | — | ||
| Q4 25 | 22.7% | 20.5% | ||
| Q3 25 | 9.4% | -0.7% | ||
| Q2 25 | 13.4% | -0.9% | ||
| Q1 25 | -12.2% | -3.1% | ||
| Q4 24 | 19.5% | -17.2% | ||
| Q3 24 | 19.8% | 15.1% | ||
| Q2 24 | 21.6% | 3.1% |
| Q1 26 | — | 0.6% | ||
| Q4 25 | 8.3% | 1.4% | ||
| Q3 25 | 17.9% | 0.1% | ||
| Q2 25 | 10.7% | 0.1% | ||
| Q1 25 | 5.4% | 0.1% | ||
| Q4 24 | 8.8% | 0.3% | ||
| Q3 24 | 7.4% | 0.1% | ||
| Q2 24 | 6.0% | 0.0% |
| Q1 26 | — | — | ||
| Q4 25 | — | — | ||
| Q3 25 | — | -0.66× | ||
| Q2 25 | 4.60× | -0.19× | ||
| Q1 25 | — | -0.90× | ||
| Q4 24 | — | — | ||
| Q3 24 | 10.29× | 91.42× | ||
| Q2 24 | 2.69× | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
