Company: BLLN
Filing Date: 2025-06-20
Form Type: DRS
Source: 0000950123-25-006095
Chunk: 135

Company: BillionToOne, Inc.
Filing Date: 2025-06-20
Form: DRS
Chunk 135
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 R&D headcount of 24 employees from December 31, 2023 to December 31, 2024 to support the Company’s product development and innovation efforts. 102

Selling, general and administrative expenses

|                                              |     | Year ended            
 December 31,          |   2023 |     |   |   2024 |     |   | $ Change |     |     | % Change |
|:---------------------------------------------|:----|:----------------------|-------:|:----|:--|-------:|:----|:--|---------:|:----|:----|:---------|
|                                              |     | -dollars in thousands |        |     |   |        |     |   |          |     |     |          |
| Selling, general and administrative expenses |     | $                     | 64,389 |     | $ | 91,465 |     | $ |   27,076 |     |     | 42%      |

Selling, general and administrative expenses increased $27.1 million, or 42%, for the year ended December 31, 2024 compared to the year ended December 31, 2023. The increase was primarily due to a $22.2 million increase in salaries, commissions and related expenditures, which included a $2.1 million increase in stock-based compensation expense, a $2.4 million increase in professional fees, a $0.8 million increase in marketing costs and a $1.7 million increase in facilities and other costs. These increases were driven by a net increase of 74 employees from the year ended December 31, 2023 to the year ended December 31, 2024 to support the Company’s sales and marketing strategies. Interest income

|                 |     | Year ended            
 December 31,          |  2023 |     |   |  2024 |     |   | $ Change |     |     | % Change |
|:----------------|:----|:----------------------|------:|:----|:--|------:|:----|:--|---------:|:----|:----|:---------|
|                 |     | -dollars in thousands |       |     |   |       |     |   |          |     |     |          |
| Interest income |     | $                     | 3,456 |     | $ | 5,819 |     | $ |    2,