BillionToOne, Inc. (BLLN) stock
BLLNNasdaqServices-Medical LaboratoriesFiscal year ends December 31
$105.15−5.64 (-5.09%)
Close on Nov 13, 2026Market cap $4.96BP/E –Yield –
BillionToOne operating margin
Operating margin is operating income as a percentage of revenue.
BillionToOne's operating margin for the twelve months ending Sep 30, 2026 was 10.2%. For fiscal 2025 it was 5.3%, against -30.9% the year before.
Annual operating margin
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | 5.3% | +36.2 |
| FY2024 | Dec 31, 2024 | -30.9% | +66.0 |
| FY2023 | Dec 31, 2023 | -96.9% | – |
Quarterly operating margin
Change is against the same quarter a year earlier.
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| Q3 FY2026 | Sep 30, 2026 | 9.0% | −2.6 |
| Q2 FY2026 | Jun 30, 2026 | 5.0% | +7.5 |
| Q1 FY2026 | Mar 31, 2026 | 16.5% | +20.4 |
| Q4 FY2025 | Dec 31, 2025 | 10.8% | +36.7 |
| Q3 FY2025 | Sep 30, 2025 | 11.5% | +44.4 |
| Q2 FY2025 | Jun 30, 2025 | -2.4% | – |
| Q1 FY2025 | Mar 31, 2025 | -3.9% | – |
| Q4 FY2024 | Dec 31, 2024 | -25.9% | – |
| Q3 FY2024 | Sep 30, 2024 | -32.9% | – |
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