BillionToOne, Inc. (BLLN) Cash Flow Statement

NASDAQ: BLLNOperating cash, capex, free cash flow and buybacks.

Where BLLN’s cash came from and went, 2025

December 31, 2025 · U.S. dollars
Cash from operations
$24.6M
Capital expenditures
$8.9M
2.9% of revenue
Free cash flow
$15.7M
5.2% margin
Returned to shareholders
—
Change in cash
$304.5M
cash at year-end $496.0M
Cash from operations: $24.6MCash from operations$24.6MShares issued: $292.0MShares issued$292.0MAdded to cash: $304.5MAdded to cash$304.5M · 96%Capital expenditures, Debt repayment, Other financing: $12.1MOther uses$12.1M · 4%$316.6M
Cash from operations
$24.6M
Capital expenditures
−$8.9M
Net borrowing (repayment)
−$1.7M
Shares issued
+$292.0M
Other financing
−$1.5M
Change in cash
$304.5M

Drawn to scale: where the cash came from and how it was used. Hover for values.

BLLN operating cash flow, capex and free cash flow

Operating cash flowCapital expendituresFree cash flowFCF margin (right axis)

BLLN cash flow trends, 2023–2025

BillionToOne, Inc. cash flow trends
MetricTrendThenLatestChange
Operating cash flow−$53.7M2023$24.6M2025—
Capital expenditures$6.2M2023$8.9M2025+19.9%/yr
Free cash flow−$59.8M2023$15.7M2025—
Free cash flow margin−83.4%20235.2%2025+88.6 pts
Stock-based compensation$4.9M2023$15.9M2025+81.1%/yr
Share buybacks (net)$546,0002024$02025−100.0%
Capex / revenue8.6%20232.9%2025−5.7 pts

Change is the average annual growth (CAGR) or the difference between the first and latest year.

BLLN cash flow by activity

OperatingInvestingFinancingChange in cash

BLLN net income vs operating cash flow

Net incomeOperating cash flow

Operating cash flow above net income usually means earnings are backed by cash (depreciation and stock-based pay are non-cash expenses).

BLLN cash flow statement

BillionToOne, Inc. annual cash flow statement
202520242023
Operating activities
Net income$2.9M−$41.6M−$82.7M
Depreciation & amortization$11.9M$11.7M$6.5M
Stock-based compensation$15.9M$8.4M$4.9M
Change in working capital−$22.1M−$16.8M$3.8M
Other non-cash items$15.9M−$3.1M$13.9M
Cash from operating activities$24.6M−$41.4M−$53.7M
Investing activities
Capital expenditures−$8.9M−$5.4M−$6.2M
Investments (net)$0——
Acquisitions & other investing−$41,000−$31,000$89.0M
Cash from investing activities−$8.9M−$5.4M$82.8M
Financing activities
Share repurchases & issuance (net)$0−$546,000—
Net borrowing (repayment)−$1.7M——
Shares issued$292.0M$0$0
Other financing−$1.5M$141.6M$13.4M
Cash from financing activities$288.8M$141.0M$13.4M
Summary
Net change in cash$304.5M$94.2M$97.3M
Cash at end of period$496.0M$191.5M$97.3M
Free cash flow$15.7M−$46.8M−$59.8M
Free cash flow margin5.2%−30.7%−83.4%
Capex / revenue2.9%3.5%8.6%
Operating cash flow / net income8.43——

Negative numbers are cash paid out. Quarterly columns are labeled by the month the quarter ended. Figures in U.S. dollars as reported; data from EODHD.

BLLN cash generation

In fiscal 2025 (ended December 31, 2025), BillionToOne generated $24.6 million of cash from operations and spent $8.9 million on capital expenditures, leaving free cash flow of $15.7 million, 5.2% of revenue. Cash and equivalents rose by $304.5 million over the year.

Related: BLLN income statement, BLLN balance sheet. See the BLLN stock overview for the latest quote and news.

BLLN cash flow FAQ

What is BillionToOne's free cash flow?

BillionToOne's free cash flow was $15.7 million in fiscal 2025: $24.6 million of operating cash flow minus $8.9 million of capital expenditures It was -$46.8 million a year earlier..

How much cash does BillionToOne generate from operations?

BillionToOne generated $24.6 million of cash from operating activities in fiscal 2025, 8.43 times its net income of $2.9 million.

How much does BillionToOne spend on capital expenditures?

BillionToOne spent $8.9 million on capital expenditures in fiscal 2025, 2.9% of revenue, compared with $5.4 million the year before.

Diagnostics & Research: cash flow