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BLLN · 10-Q filed May 6, 2026

BLLN earnings analysis

What we found in BLLN's 10-Q: the parts that mattered, the offsets in the same document, and what the company said about what comes next.

Our reading of the filing · Free to read, no account needed

BillionToOne (BLLN) delivered strong Q2 2026 results, with revenue increasing by 83.8% year-over-year to $108.4 million, significantly surpassing estimates. Earnings per share (EPS) of $0.34 also exceeded projections, leading to a raised full-year revenue guidance of $450 million to $465 million, highlighting robust demand for their molecular diagnostic tests in both prenatal and oncology segments.

What stood out

The parts that mattered.

Pulled out of the filing itself, with the figures the company reported.

Revenue Growth of 83.8%
Revenue surged to $108.4 million in Q2 2026 from $58.96 million in Q2 2025, reflecting strong demand.
EPS Surprise
Reported EPS of $0.34 exceeded estimates of $0.09, indicating strong profitability.
Improved Gross Margin
Gross margin rose to 73% from 64% year-over-year, thanks to operational efficiencies.
Increased Test Volume
Total test volume increased by 44%, reaching approximately 188,000 tests in Q2 2026.
Raised Full-Year Guidance
Full-year revenue guidance increased to $450-$465 million from $430-$445 million.
Robust Operating Cash Flow
Operating cash flow was $15.4 million in Q2 2026, up from $2.6 million a year ago.
What to watch

And the other side of it.

The offsets in the same document — the things a summary that only listed the good news would have left out.

Increased Operating Expenses
Operating expenses rose 52.1% to $61.3 million vs $40.3 million YoY, driven by higher R&D and SG&A costs.
Dependence on Insurance Payor Agreements
Over 90% of revenue depends on third-party payer reimbursement, which can be uncertain.
Material Weaknesses in Internal Control
Continued reporting of material weaknesses in financial reporting controls as of March 31, 2026.
The numbers

What they reported.

What the company itself reported, taken out of the document.

What survived to operating profit
Of every $100 of revenue Cost of sales $27 Operating expenses $57 Left as operating profit $16
Percentages of revenue, taken from the filing. Drawn this way because it holds whatever scale the company reports in.
Earnings per share
$0.34
Gross margin
73%
Operating margin
16.4%
Segment
Prenatal Tests: 89%
Segment
Oncology Tests: 10%
Guidance

What they said about what is next.

Raised full-year 2026 revenue guidance to $450 million - $465 million, reflecting advancements in sales and market dynamics.

How we read the filing overall

The filing reads better than the one before it.

One reading of one document. It is not advice, and it is not a forecast.
Earlier filings

What came before.

10-K · March 11, 2026
BillionToOne emphasizes a durable technical moat built on its patented smNGS platform and QCTs that enable single-molecule quantification and low-cost, high-precision cfDNA assays. The company highlights commercial…
10-Q · December 10, 2025
BillionToOne reported a strong Q3 2025 quarter with revenue of $83,523 (in thousands) and GAAP net income of $5,711 (in thousands), reversing prior-year losses. Revenue more than doubled year-over-year driven by…

This is our reading of a public filing, not the filing. Read the original on SEC.gov · Educational only. Nothing here is investment advice.

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