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Side-by-side financial comparison of ALERUS FINANCIAL CORP (ALRS) and CASTLE BIOSCIENCES INC (CSTL). Click either name above to swap in a different company.
CASTLE BIOSCIENCES INC is the larger business by last-quarter revenue ($83.7M vs $45.2M, roughly 1.9× ALERUS FINANCIAL CORP). CASTLE BIOSCIENCES INC runs the higher net margin — -17.4% vs -73.2%, a 55.8% gap on every dollar of revenue. On growth, ALERUS FINANCIAL CORP posted the faster year-over-year revenue change (18.0% vs -4.9%). Over the past eight quarters, CASTLE BIOSCIENCES INC's revenue compounded faster (-1.9% CAGR vs -2.5%).
Alerus Financial Corporation, marketed as simply Alerus, is a chain of financial institutions headquartered in Grand Forks, North Dakota, with locations in North Dakota, Minnesota, Wisconsin, and Arizona. Alerus offers banking, mortgage, wealth management, and retirement services.
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.
ALRS vs CSTL — Head-to-Head
Income Statement — Q4 FY2025 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $45.2M | $83.7M |
| Net Profit | $-33.1M | $-14.5M |
| Gross Margin | — | — |
| Operating Margin | -96.0% | — |
| Net Margin | -73.2% | -17.4% |
| Revenue YoY | 18.0% | -4.9% |
| Net Profit YoY | -49232.8% | 43.8% |
| EPS (diluted) | $-1.27 | $-0.49 |
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 | ||
| Q4 25 | $45.2M | $87.0M | ||
| Q3 25 | $72.6M | $83.0M | ||
| Q2 25 | $74.8M | $86.2M | ||
| Q1 25 | $68.8M | $88.0M | ||
| Q4 24 | $72.2M | $86.3M | ||
| Q3 24 | $50.9M | $85.8M | ||
| Q2 24 | $51.4M | $87.0M |
| Q1 26 | — | $-14.5M | ||
| Q4 25 | $-33.1M | — | ||
| Q3 25 | $16.9M | $-501.0K | ||
| Q2 25 | $20.3M | $4.5M | ||
| Q1 25 | $13.3M | $-25.8M | ||
| Q4 24 | $-67.0K | — | ||
| Q3 24 | $5.2M | $2.3M | ||
| Q2 24 | $6.2M | $8.9M |
| Q1 26 | — | — | ||
| Q4 25 | — | 79.0% | ||
| Q3 25 | — | 77.5% | ||
| Q2 25 | — | 79.5% | ||
| Q1 25 | — | 81.4% | ||
| Q4 24 | — | 81.3% | ||
| Q3 24 | — | 81.8% | ||
| Q2 24 | — | 83.3% |
| Q1 26 | — | — | ||
| Q4 25 | -96.0% | -4.4% | ||
| Q3 25 | 30.4% | -8.2% | ||
| Q2 25 | 35.2% | -4.9% | ||
| Q1 25 | 25.5% | -31.7% | ||
| Q4 24 | -0.8% | 4.7% | ||
| Q3 24 | 13.4% | 5.9% | ||
| Q2 24 | 15.8% | 5.8% |
| Q1 26 | — | -17.4% | ||
| Q4 25 | -73.2% | — | ||
| Q3 25 | 23.3% | -0.6% | ||
| Q2 25 | 27.1% | 5.2% | ||
| Q1 25 | 19.4% | -29.4% | ||
| Q4 24 | -0.2% | — | ||
| Q3 24 | 10.2% | 2.6% | ||
| Q2 24 | 12.1% | 10.3% |
| Q1 26 | — | $-0.49 | ||
| Q4 25 | $-1.27 | $-0.06 | ||
| Q3 25 | $0.65 | $-0.02 | ||
| Q2 25 | $0.78 | $0.15 | ||
| Q1 25 | $0.52 | $-0.90 | ||
| Q4 24 | $-0.06 | $0.32 | ||
| Q3 24 | $0.26 | $0.08 | ||
| Q2 24 | $0.31 | $0.31 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $67.2M | $63.8M |
| Total DebtLower is stronger | $59.2M | $10.1M |
| Stockholders' EquityBook value | $564.9M | $461.4M |
| Total Assets | $5.2B | $547.8M |
| Debt / EquityLower = less leverage | 0.10× | 0.02× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $63.8M | ||
| Q4 25 | $67.2M | $299.5M | ||
| Q3 25 | $92.0M | $287.5M | ||
| Q2 25 | $80.9M | $275.9M | ||
| Q1 25 | $83.0M | $275.2M | ||
| Q4 24 | $61.2M | $293.1M | ||
| Q3 24 | $66.0M | $95.0M | ||
| Q2 24 | $438.1M | $85.6M |
| Q1 26 | — | $10.1M | ||
| Q4 25 | $59.2M | $10.1M | ||
| Q3 25 | $59.2M | $10.0M | ||
| Q2 25 | $59.1M | $10.0M | ||
| Q1 25 | $59.1M | $10.0M | ||
| Q4 24 | $59.1M | $10.0M | ||
| Q3 24 | $59.0M | $10.0M | ||
| Q2 24 | $59.0M | $10.0M |
| Q1 26 | — | $461.4M | ||
| Q4 25 | $564.9M | $470.9M | ||
| Q3 25 | $550.7M | $467.0M | ||
| Q2 25 | $533.2M | $455.4M | ||
| Q1 25 | $514.2M | $440.3M | ||
| Q4 24 | $495.4M | $455.8M | ||
| Q3 24 | $386.5M | $441.1M | ||
| Q2 24 | $373.2M | $423.9M |
| Q1 26 | — | $547.8M | ||
| Q4 25 | $5.2B | $578.6M | ||
| Q3 25 | $5.3B | $562.8M | ||
| Q2 25 | $5.3B | $544.7M | ||
| Q1 25 | $5.3B | $501.7M | ||
| Q4 24 | $5.3B | $531.2M | ||
| Q3 24 | $4.4B | $514.6M | ||
| Q2 24 | $4.4B | $487.3M |
| Q1 26 | — | 0.02× | ||
| Q4 25 | 0.10× | 0.02× | ||
| Q3 25 | 0.11× | 0.02× | ||
| Q2 25 | 0.11× | 0.02× | ||
| Q1 25 | 0.11× | 0.02× | ||
| Q4 24 | 0.12× | 0.02× | ||
| Q3 24 | 0.15× | 0.02× | ||
| Q2 24 | 0.16× | 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 | $67.5M | $-22.1M |
| Free Cash FlowOCF − Capex | $58.8M | — |
| FCF MarginFCF / Revenue | 130.2% | — |
| Capex IntensityCapex / Revenue | 19.3% | — |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | $102.4M | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $-22.1M | ||
| Q4 25 | $67.5M | $26.9M | ||
| Q3 25 | $32.8M | $22.6M | ||
| Q2 25 | $10.7M | $20.8M | ||
| Q1 25 | $7.7M | $-6.0M | ||
| Q4 24 | $21.7M | $24.4M | ||
| Q3 24 | $20.2M | $23.3M | ||
| Q2 24 | $-12.5M | $24.0M |
| Q1 26 | — | — | ||
| Q4 25 | $58.8M | $19.7M | ||
| Q3 25 | $30.3M | $7.8M | ||
| Q2 25 | $7.6M | $11.6M | ||
| Q1 25 | $5.7M | $-10.8M | ||
| Q4 24 | $9.4M | $16.8M | ||
| Q3 24 | $17.4M | $17.0M | ||
| Q2 24 | $-16.1M | $18.8M |
| Q1 26 | — | — | ||
| Q4 25 | 130.2% | 22.7% | ||
| Q3 25 | 41.8% | 9.4% | ||
| Q2 25 | 10.1% | 13.4% | ||
| Q1 25 | 8.2% | -12.2% | ||
| Q4 24 | 13.0% | 19.5% | ||
| Q3 24 | 34.2% | 19.8% | ||
| Q2 24 | -31.4% | 21.6% |
| Q1 26 | — | — | ||
| Q4 25 | 19.3% | 8.3% | ||
| Q3 25 | 3.4% | 17.9% | ||
| Q2 25 | 4.2% | 10.7% | ||
| Q1 25 | 3.0% | 5.4% | ||
| Q4 24 | 17.1% | 8.8% | ||
| Q3 24 | 5.4% | 7.4% | ||
| Q2 24 | 7.2% | 6.0% |
| Q1 26 | — | — | ||
| Q4 25 | — | — | ||
| Q3 25 | 1.94× | — | ||
| Q2 25 | 0.53× | 4.60× | ||
| Q1 25 | 0.58× | — | ||
| Q4 24 | — | — | ||
| Q3 24 | 3.88× | 10.29× | ||
| Q2 24 | -2.01× | 2.69× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
ALRS
| Other | $17.3M | 38% |
| Retirement And Benefit Services | $17.3M | 38% |
| Wealth Management | $7.4M | 16% |
| Mortgage Banking | $3.2M | 7% |
CSTL
Segment breakdown not available.
