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Side-by-side financial comparison of BillionToOne, Inc. (BLLN) and Brilliant Earth Group, Inc. (BRLT). Click either name above to swap in a different company.
Brilliant Earth Group, Inc. is the larger business by last-quarter revenue ($124.4M vs $83.5M, roughly 1.5× BillionToOne, Inc.). BillionToOne, Inc. runs the higher net margin — 6.8% vs -2.3%, a 9.2% gap on every dollar of revenue. On growth, BillionToOne, Inc. posted the faster year-over-year revenue change (117.4% vs 4.1%). BillionToOne, Inc. produced more free cash flow last quarter ($6.5M vs $5.7M).
BillionToOne, Inc. is a life sciences and molecular diagnostics firm developing high-precision genetic testing solutions. Its core offerings include non-invasive prenatal tests, oncology diagnostics, and rare disease screening, serving clinical providers and patients mainly in North America.
Brilliant Earth is an American company that sells jewelry featuring diamonds and other gemstones that are asserted to be ethically sourced. The company was established in August 2005 by Beth Gerstein and Eric Grossberg, and is headquartered in San Francisco, California. According to Businessweek, the company has been influential in creating a market for ethically sourced jewelry. Some provenance claims were disputed as per a 2017 The Next Web article.
BLLN vs BRLT — Head-to-Head
Income Statement — Q3 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $83.5M | $124.4M |
| Net Profit | $5.7M | $-2.9M |
| Gross Margin | 69.9% | 55.9% |
| Operating Margin | 11.5% | -0.0% |
| Net Margin | 6.8% | -2.3% |
| Revenue YoY | 117.4% | 4.1% |
| Net Profit YoY | 138.3% | -908.9% |
| EPS (diluted) | $0.10 | $-0.20 |
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.
| Q4 25 | — | $124.4M | ||
| Q3 25 | $83.5M | $110.3M | ||
| Q2 25 | — | $108.9M | ||
| Q1 25 | — | $93.9M | ||
| Q4 24 | — | $119.5M | ||
| Q3 24 | $38.4M | $99.9M | ||
| Q2 24 | — | $105.4M | ||
| Q1 24 | — | $97.3M |
| Q4 25 | — | $-2.9M | ||
| Q3 25 | $5.7M | $-107.0K | ||
| Q2 25 | — | $-166.0K | ||
| Q1 25 | — | $-466.0K | ||
| Q4 24 | — | $358.0K | ||
| Q3 24 | $-14.9M | $-141.0K | ||
| Q2 24 | — | $185.0K | ||
| Q1 24 | — | $139.0K |
| Q4 25 | — | 55.9% | ||
| Q3 25 | 69.9% | 57.6% | ||
| Q2 25 | — | 58.3% | ||
| Q1 25 | — | 58.6% | ||
| Q4 24 | — | 59.6% | ||
| Q3 24 | 52.6% | 60.8% | ||
| Q2 24 | — | 60.8% | ||
| Q1 24 | — | 59.9% |
| Q4 25 | — | -0.0% | ||
| Q3 25 | 11.5% | -0.6% | ||
| Q2 25 | — | -1.1% | ||
| Q1 25 | — | -3.8% | ||
| Q4 24 | — | 2.0% | ||
| Q3 24 | -32.9% | -1.1% | ||
| Q2 24 | — | 1.1% | ||
| Q1 24 | — | 0.9% |
| Q4 25 | — | -2.3% | ||
| Q3 25 | 6.8% | -0.1% | ||
| Q2 25 | — | -0.2% | ||
| Q1 25 | — | -0.5% | ||
| Q4 24 | — | 0.3% | ||
| Q3 24 | -38.8% | -0.1% | ||
| Q2 24 | — | 0.2% | ||
| Q1 24 | — | 0.1% |
| Q4 25 | — | $-0.20 | ||
| Q3 25 | $0.10 | $-0.01 | ||
| Q2 25 | — | $-0.01 | ||
| Q1 25 | — | $-0.03 | ||
| Q4 24 | — | $0.02 | ||
| Q3 24 | $-1.47 | $-0.01 | ||
| Q2 24 | — | $0.01 | ||
| Q1 24 | — | $0.01 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $195.2M | $79.1M |
| Total DebtLower is stronger | $55.0M | $0 |
| Stockholders' EquityBook value | $-239.5M | $12.3M |
| Total Assets | $327.5M | $200.9M |
| Debt / EquityLower = less leverage | — | 0.00× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $79.1M | ||
| Q3 25 | $195.2M | $73.4M | ||
| Q2 25 | — | $133.6M | ||
| Q1 25 | — | $147.3M | ||
| Q4 24 | — | $161.9M | ||
| Q3 24 | — | $152.7M | ||
| Q2 24 | — | $152.2M | ||
| Q1 24 | — | $147.5M |
| Q4 25 | — | $0 | ||
| Q3 25 | $55.0M | $0 | ||
| Q2 25 | — | $34.5M | ||
| Q1 25 | — | $54.5M | ||
| Q4 24 | — | $55.7M | ||
| Q3 24 | — | $58.1M | ||
| Q2 24 | — | $58.0M | ||
| Q1 24 | — | $58.8M |
| Q4 25 | — | $12.3M | ||
| Q3 25 | $-239.5M | $12.0M | ||
| Q2 25 | — | $15.3M | ||
| Q1 25 | — | $14.9M | ||
| Q4 24 | — | $15.3M | ||
| Q3 24 | $-242.9M | $14.5M | ||
| Q2 24 | — | $14.1M | ||
| Q1 24 | — | $13.3M |
| Q4 25 | — | $200.9M | ||
| Q3 25 | $327.5M | $203.0M | ||
| Q2 25 | — | $260.9M | ||
| Q1 25 | — | $269.6M | ||
| Q4 24 | — | $281.2M | ||
| Q3 24 | — | $273.2M | ||
| Q2 24 | — | $272.5M | ||
| Q1 24 | — | $268.2M |
| Q4 25 | — | 0.00× | ||
| Q3 25 | — | 0.00× | ||
| Q2 25 | — | 2.26× | ||
| Q1 25 | — | 3.65× | ||
| Q4 24 | — | 3.63× | ||
| Q3 24 | — | 4.01× | ||
| Q2 24 | — | 4.13× | ||
| Q1 24 | — | 4.43× |
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 | $13.8M | $7.2M |
| Free Cash FlowOCF − Capex | $6.5M | $5.7M |
| FCF MarginFCF / Revenue | 7.7% | 4.6% |
| Capex IntensityCapex / Revenue | 8.8% | 1.2% |
| Cash ConversionOCF / Net Profit | 2.42× | — |
| TTM Free Cash FlowTrailing 4 quarters | — | $5.8M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $7.2M | ||
| Q3 25 | $13.8M | $608.0K | ||
| Q2 25 | — | $9.1M | ||
| Q1 25 | — | $-7.1M | ||
| Q4 24 | — | $14.1M | ||
| Q3 24 | — | $2.0M | ||
| Q2 24 | — | $7.3M | ||
| Q1 24 | — | $-5.8M |
| Q4 25 | — | $5.7M | ||
| Q3 25 | $6.5M | $-3.0K | ||
| Q2 25 | — | $7.9M | ||
| Q1 25 | — | $-7.9M | ||
| Q4 24 | — | $11.9M | ||
| Q3 24 | — | $674.0K | ||
| Q2 24 | — | $6.5M | ||
| Q1 24 | — | $-6.4M |
| Q4 25 | — | 4.6% | ||
| Q3 25 | 7.7% | -0.0% | ||
| Q2 25 | — | 7.3% | ||
| Q1 25 | — | -8.4% | ||
| Q4 24 | — | 10.0% | ||
| Q3 24 | — | 0.7% | ||
| Q2 24 | — | 6.1% | ||
| Q1 24 | — | -6.5% |
| Q4 25 | — | 1.2% | ||
| Q3 25 | 8.8% | 0.6% | ||
| Q2 25 | — | 1.1% | ||
| Q1 25 | — | 0.8% | ||
| Q4 24 | — | 1.8% | ||
| Q3 24 | — | 1.3% | ||
| Q2 24 | — | 0.8% | ||
| Q1 24 | — | 0.6% |
| Q4 25 | — | — | ||
| Q3 25 | 2.42× | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | 39.36× | ||
| Q3 24 | — | — | ||
| Q2 24 | — | 39.51× | ||
| Q1 24 | — | -41.65× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
BLLN
| Prenatal | $74.1M | 89% |
| Oncology | $8.7M | 10% |
BRLT
| US | $120.3M | 97% |
| Non Us | $4.2M | 3% |
