Company: BLLN
Filing Date: 2025-10-17
Form Type: S-1/A
Source: 0001193125-25-242632
Chunk: 356

Company: BillionToOne, Inc.
Filing Date: 2025-10-17
Form: S-1/A
Chunk 356
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 technology platform, which are delivered to
patients, who are the Company’s customer. The Company’s customers are predominantly located in the United States. Substantially all of the Company’s long-lived assets are located in the United States. The Company’s technology
platform is applied similarly in both the prenatal and oncology settings.

The financial statements provide the CODM with a view of the Company’s
financial condition as it pertains to the Company’s assets, liabilities and expenses. Significant expense categories align with the expense categories and amounts presented on the statements of operations.

Recently Adopted Accounting Pronouncements

In
November 2023, the Financial Accounting Standards Board (“FASB”) issued Accounting Standards Update (“ASU”) 2023-07, Segment Reporting (Topic 280): Improvements to Reportable Segment Disclosures, which expands segment disclosures by requiring disclosure of significant segment expenses that are regularly provided

F-16

B ILLIONT OO NE, INC. Notes to Financial Statements to the CODM and included within each reported measure of segment profit and loss, an amount and description of its composition for other segment items, and interim disclosures of a reportable segment’s profit or loss and assets. This guidance also requires disclosures of the title and position of the CODM, and an explanation of how the CODM uses the reported measures of segment profit or loss in assessing segment performance and deciding how to allocate resources. The Company adopted this ASU for its year ended December 31, 2024, and the adoption did not have a material impact on the Company’s financial statements or disclosures. Recently Issued Accounting Pronouncements not yet Adopted In November 2024, the FASB issued ASU 2024-04, Debt – Debt with Conversion and Other Options (Subtopic 470-20):Induced Conversions of Convertible Debt Instruments.This ASU clarifies guidance on the requirements for determining whether certain settlements of convertible debt instruments should be accounted for as an induced conversion or extinguishment. This guidance is effective for the Company beginning on January 1, 2026, and early adoption is permitted, although the Company does not plan to early adopt. The Company is currently evaluating the impact of the adoption of this standard on the Company’s financial statement disclosures. In December 2023, the FASB issued ASU 2023-09, Income Taxes (Topic 740): Improvements to Income Tax Disclosures(“ASU 2023-09”),which expands income tax disclosure requirements to include