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Side-by-side financial comparison of BillionToOne, Inc. (BLLN) and MFA FINANCIAL, INC. (MFA). Click either name above to swap in a different company.

BillionToOne, Inc. is the larger business by last-quarter revenue ($83.5M vs $55.5M, roughly 1.5× MFA FINANCIAL, INC.). On growth, BillionToOne, Inc. posted the faster year-over-year revenue change (117.4% vs 9.2%).

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.

MFA Financial, Inc. is a U.S.-headquartered real estate investment trust (REIT) specializing in investing in and managing residential and commercial mortgage-backed securities, mortgage loans, and other real estate-related financial assets. It caters primarily to institutional and individual investors across the U.S., focusing on delivering stable risk-adjusted returns via rigorous asset screening and risk management frameworks.

BLLN vs MFA — Head-to-Head

Bigger by revenue
BLLN
BLLN
1.5× larger
BLLN
$83.5M
$55.5M
MFA
Growing faster (revenue YoY)
BLLN
BLLN
+108.2% gap
BLLN
117.4%
9.2%
MFA

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
BLLN
BLLN
MFA
MFA
Revenue
$83.5M
$55.5M
Net Profit
$5.7M
Gross Margin
69.9%
Operating Margin
11.5%
97.9%
Net Margin
6.8%
Revenue YoY
117.4%
9.2%
Net Profit YoY
138.3%
EPS (diluted)
$0.10
$0.43

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
MFA
MFA
Q4 25
$55.5M
Q3 25
$83.5M
$56.8M
Q2 25
$61.3M
Q1 25
$57.5M
Q4 24
$50.8M
Q3 24
$38.4M
$50.6M
Q2 24
$53.5M
Q1 24
$47.8M
Net Profit
BLLN
BLLN
MFA
MFA
Q4 25
Q3 25
$5.7M
$48.1M
Q2 25
$33.2M
Q1 25
$41.2M
Q4 24
Q3 24
$-14.9M
$48.2M
Q2 24
$41.9M
Q1 24
$23.2M
Gross Margin
BLLN
BLLN
MFA
MFA
Q4 25
Q3 25
69.9%
Q2 25
Q1 25
Q4 24
Q3 24
52.6%
Q2 24
Q1 24
Operating Margin
BLLN
BLLN
MFA
MFA
Q4 25
97.9%
Q3 25
11.5%
84.5%
Q2 25
54.5%
Q1 25
70.0%
Q4 24
6.8%
Q3 24
-32.9%
98.2%
Q2 24
79.1%
Q1 24
50.7%
Net Margin
BLLN
BLLN
MFA
MFA
Q4 25
Q3 25
6.8%
84.7%
Q2 25
54.2%
Q1 25
71.6%
Q4 24
Q3 24
-38.8%
95.2%
Q2 24
78.4%
Q1 24
48.5%
EPS (diluted)
BLLN
BLLN
MFA
MFA
Q4 25
$0.43
Q3 25
$0.10
$0.35
Q2 25
$0.21
Q1 25
$0.31
Q4 24
$-0.01
Q3 24
$-1.47
$0.37
Q2 24
$0.32
Q1 24
$0.14

Balance Sheet & Financial Strength

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

Metric
BLLN
BLLN
MFA
MFA
Cash + ST InvestmentsLiquidity on hand
$195.2M
$213.2M
Total DebtLower is stronger
$55.0M
Stockholders' EquityBook value
$-239.5M
$1.8B
Total Assets
$327.5M
$13.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BLLN
BLLN
MFA
MFA
Q4 25
$213.2M
Q3 25
$195.2M
$305.2M
Q2 25
$275.7M
Q1 25
$253.7M
Q4 24
$338.9M
Q3 24
$305.6M
Q2 24
$289.4M
Q1 24
$306.3M
Total Debt
BLLN
BLLN
MFA
MFA
Q4 25
Q3 25
$55.0M
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
BLLN
BLLN
MFA
MFA
Q4 25
$1.8B
Q3 25
$-239.5M
$1.8B
Q2 25
$1.8B
Q1 25
$1.8B
Q4 24
$1.8B
Q3 24
$-242.9M
$1.9B
Q2 24
$1.9B
Q1 24
$1.9B
Total Assets
BLLN
BLLN
MFA
MFA
Q4 25
$13.0B
Q3 25
$327.5M
$12.1B
Q2 25
$11.7B
Q1 25
$11.5B
Q4 24
$11.4B
Q3 24
$11.2B
Q2 24
$11.1B
Q1 24
$10.9B

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
MFA
MFA
Operating Cash FlowLast quarter
$13.8M
$76.2M
Free Cash FlowOCF − Capex
$6.5M
FCF MarginFCF / Revenue
7.7%
Capex IntensityCapex / Revenue
8.8%
Cash ConversionOCF / Net Profit
2.42×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BLLN
BLLN
MFA
MFA
Q4 25
$76.2M
Q3 25
$13.8M
$14.7M
Q2 25
$38.5M
Q1 25
$-14.6M
Q4 24
$200.1M
Q3 24
$-11.3M
Q2 24
$46.5M
Q1 24
$53.5M
Free Cash Flow
BLLN
BLLN
MFA
MFA
Q4 25
Q3 25
$6.5M
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
FCF Margin
BLLN
BLLN
MFA
MFA
Q4 25
Q3 25
7.7%
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Capex Intensity
BLLN
BLLN
MFA
MFA
Q4 25
Q3 25
8.8%
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Cash Conversion
BLLN
BLLN
MFA
MFA
Q4 25
Q3 25
2.42×
0.31×
Q2 25
1.16×
Q1 25
-0.35×
Q4 24
Q3 24
-0.23×
Q2 24
1.11×
Q1 24
2.30×

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%

MFA
MFA

Segment breakdown not available.

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