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Side-by-side financial comparison of BillionToOne, Inc. (BLLN) and International Money Express, Inc. (IMXI). Click either name above to swap in a different company.

International Money Express, Inc. is the larger business by last-quarter revenue ($147.4M vs $83.5M, roughly 1.8× BillionToOne, Inc.). BillionToOne, Inc. runs the higher net margin — 6.8% vs 6.1%, a 0.8% gap on every dollar of revenue. On growth, BillionToOne, Inc. posted the faster year-over-year revenue change (117.4% vs -10.5%). BillionToOne, Inc. produced more free cash flow last quarter ($6.5M vs $-20.0M).

BillionToOne, Inc. is a life sciences and molecular diagnostics firm developing high-precision genetic testing solutions. Its core offerings include non-invasive prenatal tests, oncology diagnostics, and rare disease screening, serving clinical providers and patients mainly in North America.

American Express Company or Amex is an American bank holding company and multinational financial services corporation that specializes in payment cards. It is headquartered at 200 Vesey Street, also known as American Express Tower, in the Battery Park City neighborhood of Lower Manhattan.

BLLN vs IMXI — Head-to-Head

Bigger by revenue
IMXI
IMXI
1.8× larger
IMXI
$147.4M
$83.5M
BLLN
Growing faster (revenue YoY)
BLLN
BLLN
+127.9% gap
BLLN
117.4%
-10.5%
IMXI
Higher net margin
BLLN
BLLN
0.8% more per $
BLLN
6.8%
6.1%
IMXI
More free cash flow
BLLN
BLLN
$26.4M more FCF
BLLN
$6.5M
$-20.0M
IMXI

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
BLLN
BLLN
IMXI
IMXI
Revenue
$83.5M
$147.4M
Net Profit
$5.7M
$8.9M
Gross Margin
69.9%
Operating Margin
11.5%
7.9%
Net Margin
6.8%
6.1%
Revenue YoY
117.4%
-10.5%
Net Profit YoY
138.3%
-41.9%
EPS (diluted)
$0.10
$0.29

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
BLLN
BLLN
IMXI
IMXI
Q4 25
$147.4M
Q3 25
$83.5M
$154.9M
Q2 25
$161.1M
Q1 25
$144.3M
Q4 24
$45.1M
$164.8M
Q3 24
$38.4M
$171.9M
Q2 24
$171.5M
Q1 24
$150.4M
Net Profit
BLLN
BLLN
IMXI
IMXI
Q4 25
$8.9M
Q3 25
$5.7M
$5.0M
Q2 25
$11.0M
Q1 25
$7.8M
Q4 24
$-11.5M
$15.4M
Q3 24
$-14.9M
$17.3M
Q2 24
$14.0M
Q1 24
$12.1M
Gross Margin
BLLN
BLLN
IMXI
IMXI
Q4 25
Q3 25
69.9%
Q2 25
Q1 25
Q4 24
57.1%
Q3 24
52.6%
Q2 24
Q1 24
Operating Margin
BLLN
BLLN
IMXI
IMXI
Q4 25
7.9%
Q3 25
11.5%
6.8%
Q2 25
12.1%
Q1 25
9.8%
Q4 24
17.0%
15.0%
Q3 24
-32.9%
16.2%
Q2 24
13.4%
Q1 24
13.0%
Net Margin
BLLN
BLLN
IMXI
IMXI
Q4 25
6.1%
Q3 25
6.8%
3.2%
Q2 25
6.8%
Q1 25
5.4%
Q4 24
-25.5%
9.3%
Q3 24
-38.8%
10.1%
Q2 24
8.2%
Q1 24
8.0%
EPS (diluted)
BLLN
BLLN
IMXI
IMXI
Q4 25
$0.29
Q3 25
$0.10
$0.17
Q2 25
$0.37
Q1 25
$0.25
Q4 24
$-1.13
$0.49
Q3 24
$-1.47
$0.53
Q2 24
$0.42
Q1 24
$0.35

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
BLLN
BLLN
IMXI
IMXI
Cash + ST InvestmentsLiquidity on hand
$195.2M
$168.7M
Total DebtLower is stronger
$55.0M
Stockholders' EquityBook value
$-239.5M
$161.1M
Total Assets
$327.5M
$517.7M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BLLN
BLLN
IMXI
IMXI
Q4 25
$168.7M
Q3 25
$195.2M
Q2 25
Q1 25
Q4 24
$191.5M
$130.5M
Q3 24
Q2 24
Q1 24
Total Debt
BLLN
BLLN
IMXI
IMXI
Q4 25
Q3 25
$55.0M
Q2 25
Q1 25
Q4 24
$51.5M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
BLLN
BLLN
IMXI
IMXI
Q4 25
$161.1M
Q3 25
$-239.5M
$149.7M
Q2 25
$142.3M
Q1 25
$139.2M
Q4 24
$-251.7M
$134.9M
Q3 24
$-242.9M
$141.8M
Q2 24
$142.4M
Q1 24
$138.2M
Total Assets
BLLN
BLLN
IMXI
IMXI
Q4 25
$517.7M
Q3 25
$327.5M
$478.7M
Q2 25
$518.0M
Q1 25
$490.6M
Q4 24
$302.1M
$462.4M
Q3 24
$480.9M
Q2 24
$612.4M
Q1 24
$548.7M

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
BLLN
BLLN
IMXI
IMXI
Operating Cash FlowLast quarter
$13.8M
$-15.6M
Free Cash FlowOCF − Capex
$6.5M
$-20.0M
FCF MarginFCF / Revenue
7.7%
-13.6%
Capex IntensityCapex / Revenue
8.8%
3.0%
Cash ConversionOCF / Net Profit
2.42×
-1.75×
TTM Free Cash FlowTrailing 4 quarters
$15.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BLLN
BLLN
IMXI
IMXI
Q4 25
$-15.6M
Q3 25
$13.8M
$-28.7M
Q2 25
$39.9M
Q1 25
$41.3M
Q4 24
$-4.9M
Q3 24
$29.3M
Q2 24
$-19.6M
Q1 24
$48.2M
Free Cash Flow
BLLN
BLLN
IMXI
IMXI
Q4 25
$-20.0M
Q3 25
$6.5M
$-35.5M
Q2 25
$35.3M
Q1 25
$36.0M
Q4 24
$-8.8M
Q3 24
$23.4M
Q2 24
$-26.2M
Q1 24
$34.8M
FCF Margin
BLLN
BLLN
IMXI
IMXI
Q4 25
-13.6%
Q3 25
7.7%
-22.9%
Q2 25
21.9%
Q1 25
25.0%
Q4 24
-5.4%
Q3 24
13.6%
Q2 24
-15.3%
Q1 24
23.1%
Capex Intensity
BLLN
BLLN
IMXI
IMXI
Q4 25
3.0%
Q3 25
8.8%
4.4%
Q2 25
2.8%
Q1 25
3.7%
Q4 24
2.4%
Q3 24
3.4%
Q2 24
3.9%
Q1 24
9.0%
Cash Conversion
BLLN
BLLN
IMXI
IMXI
Q4 25
-1.75×
Q3 25
2.42×
-5.78×
Q2 25
3.63×
Q1 25
5.31×
Q4 24
-0.32×
Q3 24
1.69×
Q2 24
-1.39×
Q1 24
3.98×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

BLLN
BLLN

Prenatal$74.1M89%
Oncology$8.7M10%

IMXI
IMXI

Wire Transfer And Money Order$121.2M82%
Other$21.0M14%
Financial Service Other$5.2M4%

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