Filing Flows › BillionToOne (BLLN) › Q3 2025
BillionToOne (BLLN) Q3 2025 earnings results (third quarter 2025)
10-Q filed Dec 10, 2025
BillionToOne (BLLN) reported revenue of $83.5M for the third quarter 2025 (Q3 2025), +117% from a year earlier and +25% from the quarter before. Operating margin was 11.5%, net earnings $5.7M (6.8% of revenue).
BillionToOne, Q3 2025: revenue $83.5M (+117% year over year), operating margin 11.5%, net earnings $5.7M, operating cash flow $10.0M. The chart follows the revenue to costs, profit and cash.
| Q3 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $83.5M | +25% | +117% |
| Gross profit | $58.4M | +34% | +189% |
| Operating profit | $9.6M | — | — |
| Net earnings | $5.7M | — | — |
| Operating cash flow | $10.0M | +746% | — |
| Free cash flow | $7.9M | — | — |
What changed
Revenue was $83.5M in Q3 2025, up 117% year over year and up 25% from the previous quarter. Prenatal was the largest line at 89% of revenue. Prenatal added $37.5M year over year (up 102%), 83% of the total change.
Gross margin was 69.9%, up 17.3 points from a year earlier. Operating profit was $9.6M, a 11.5% margin (up 44.4 points year over year). Operating expenses grew 49% against revenue growth of 117%. The fastest-growing cost line was SG&A (+54%). Net earnings were $5.7M. The effective tax rate was -2.3%.
Operating cash flow was $10.0M, 175% of net earnings. Non-cash charges added back $1.7M of depreciation and amortization and $4.5M of share-based compensation. Working capital and other items used $1.9M. Capital expenditures of $2.1M left free cash flow of $7.9M.
Questions
What was BillionToOne's revenue in the third quarter 2025?
BillionToOne (BLLN) reported revenue of $83.5M for the third quarter 2025 (Q3 2025), +117% from a year earlier and +25% from the quarter before.
Was BillionToOne profitable in the third quarter 2025?
Operating profit was $9.6M (11.5% of revenue) and net earnings $5.7M.
Source: BillionToOne 10-Q on SEC EDGAR.