Filing Flows › Comparisons › CDNA vs BLLN
CareDx vs BillionToOne: CDNA and BLLN compared
CareDx is the larger company: $139M of revenue in its latest quarter (Q3 2026) against $123M for BillionToOne (Q3 2026). BillionToOne is growing faster (+47% against +39% a year earlier). BillionToOne is more profitable, with an operating margin of 9.0% against 5.8%.
Where the money goes: CDNA and BLLN
CareDx (CDNA) · Q3 2026
CareDx, Q3 2026: revenue $139M (+39% year over year), operating margin 5.8%, net earnings $19.3M, operating cash flow $12.7M. The chart follows the revenue to costs, profit and cash.
BillionToOne (BLLN) · Q3 2026
BillionToOne, Q3 2026: revenue $123M (+47% year over year), operating margin 9.0%, net earnings $17.4M, operating cash flow $12.5M. The chart follows the revenue to costs, profit and cash.
| CareDx (CDNA) | BillionToOne (BLLN) | |
|---|---|---|
| Latest quarter | Q3 2026 | Q3 2026 |
| Revenue | $139M | $123M |
| Revenue growth, Y/Y | +39% | +47% |
| Gross margin | — | 70.9% |
| Operating margin | 5.8% | 9.0% |
| Net earnings | $19.3M | $17.4M |
| Net margin | 13.8% | 14.1% |
| Operating cash flow | $12.7M | $12.5M |
| Free cash flow | $11.1M | $8.6M |
| Market value | $3.5B | — |
| P/E | 26.6× | — |
| Analysts’ mean target | $93.50 | — |
Where the revenue comes from
CareDx
- Testing services revenue: $119M (86%)
- Patient and digital solutions revenue: $20.2M (14%)
BillionToOne
- Prenatal: $104M (85%)
- Oncology: $17.1M (14%)
- Clinical trial support and other services: $1.6M (1%)
Questions
Which is bigger, CareDx or BillionToOne?
CareDx is the larger company: $139M of revenue in its latest quarter (Q3 2026) against $123M for BillionToOne (Q3 2026).
Is CareDx or BillionToOne growing faster?
BillionToOne is growing faster (+47% against +39% a year earlier).
Which is more profitable, CareDx or BillionToOne?
BillionToOne is more profitable, with an operating margin of 9.0% against 5.8%.
More: CareDx earnings · how CareDx makes money · BillionToOne earnings · how BillionToOne makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Oct 29, 2026; 10-Q filed Nov 4, 2026). Fiscal quarters can end on different dates. Not investment advice.