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

BillionToOne, Inc. is the larger business by last-quarter revenue ($83.5M vs $56.1M, roughly 1.5× Hour Loop, Inc). BillionToOne, Inc. runs the higher net margin — 6.8% vs -1.2%, a 8.0% gap on every dollar of revenue. On growth, BillionToOne, Inc. posted the faster year-over-year revenue change (117.4% vs 3.0%). BillionToOne, Inc. produced more free cash flow last quarter ($6.5M vs $3.0M).

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.

Hour Loop, Inc. is an e-commerce retail company that offers a diverse portfolio of products including home goods, apparel, toys, electronics accessories, and daily consumer essentials. It primarily operates through leading third-party online marketplaces, with its core customer base concentrated in North America, focusing on delivering affordable, high-value daily products to mass consumers.

BLLN vs HOUR — Head-to-Head

Bigger by revenue
BLLN
BLLN
1.5× larger
BLLN
$83.5M
$56.1M
HOUR
Growing faster (revenue YoY)
BLLN
BLLN
+114.4% gap
BLLN
117.4%
3.0%
HOUR
Higher net margin
BLLN
BLLN
8.0% more per $
BLLN
6.8%
-1.2%
HOUR
More free cash flow
BLLN
BLLN
$3.5M more FCF
BLLN
$6.5M
$3.0M
HOUR

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
BLLN
BLLN
HOUR
HOUR
Revenue
$83.5M
$56.1M
Net Profit
$5.7M
$-657.3K
Gross Margin
69.9%
49.6%
Operating Margin
11.5%
-1.5%
Net Margin
6.8%
-1.2%
Revenue YoY
117.4%
3.0%
Net Profit YoY
138.3%
57.0%
EPS (diluted)
$0.10
$-0.02

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
HOUR
HOUR
Q4 25
$56.1M
Q3 25
$83.5M
$33.4M
Q2 25
$27.1M
Q1 25
$25.8M
Q4 24
$54.4M
Q3 24
$38.4M
$31.1M
Q2 24
$28.1M
Q1 24
$24.7M
Net Profit
BLLN
BLLN
HOUR
HOUR
Q4 25
$-657.3K
Q3 25
$5.7M
$530.6K
Q2 25
$1.2M
Q1 25
$654.5K
Q4 24
$-1.5M
Q3 24
$-14.9M
$469.6K
Q2 24
$649.1K
Q1 24
$1.1M
Gross Margin
BLLN
BLLN
HOUR
HOUR
Q4 25
49.6%
Q3 25
69.9%
51.4%
Q2 25
57.2%
Q1 25
54.7%
Q4 24
45.7%
Q3 24
52.6%
54.8%
Q2 24
55.7%
Q1 24
58.6%
Operating Margin
BLLN
BLLN
HOUR
HOUR
Q4 25
-1.5%
Q3 25
11.5%
2.2%
Q2 25
6.0%
Q1 25
3.6%
Q4 24
-4.5%
Q3 24
-32.9%
2.3%
Q2 24
3.3%
Q1 24
6.2%
Net Margin
BLLN
BLLN
HOUR
HOUR
Q4 25
-1.2%
Q3 25
6.8%
1.6%
Q2 25
4.3%
Q1 25
2.5%
Q4 24
-2.8%
Q3 24
-38.8%
1.5%
Q2 24
2.3%
Q1 24
4.3%
EPS (diluted)
BLLN
BLLN
HOUR
HOUR
Q4 25
$-0.02
Q3 25
$0.10
$0.01
Q2 25
$0.04
Q1 25
$0.02
Q4 24
$-0.04
Q3 24
$-1.47
$0.01
Q2 24
$0.02
Q1 24
$0.03

Balance Sheet & Financial Strength

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

Metric
BLLN
BLLN
HOUR
HOUR
Cash + ST InvestmentsLiquidity on hand
$195.2M
Total DebtLower is stronger
$55.0M
Stockholders' EquityBook value
$-239.5M
$7.0M
Total Assets
$327.5M
$23.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BLLN
BLLN
HOUR
HOUR
Q4 25
Q3 25
$195.2M
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
$2.9M
Total Debt
BLLN
BLLN
HOUR
HOUR
Q4 25
Q3 25
$55.0M
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
BLLN
BLLN
HOUR
HOUR
Q4 25
$7.0M
Q3 25
$-239.5M
$7.7M
Q2 25
$7.2M
Q1 25
$5.8M
Q4 24
$5.2M
Q3 24
$-242.9M
$6.7M
Q2 24
$6.2M
Q1 24
$5.5M
Total Assets
BLLN
BLLN
HOUR
HOUR
Q4 25
$23.8M
Q3 25
$327.5M
$31.6M
Q2 25
$23.0M
Q1 25
$19.1M
Q4 24
$20.0M
Q3 24
$32.4M
Q2 24
$20.2M
Q1 24
$16.7M

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
HOUR
HOUR
Operating Cash FlowLast quarter
$13.8M
$3.0M
Free Cash FlowOCF − Capex
$6.5M
$3.0M
FCF MarginFCF / Revenue
7.7%
5.3%
Capex IntensityCapex / Revenue
8.8%
0.0%
Cash ConversionOCF / Net Profit
2.42×
TTM Free Cash FlowTrailing 4 quarters
$2.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BLLN
BLLN
HOUR
HOUR
Q4 25
$3.0M
Q3 25
$13.8M
$500.4K
Q2 25
$-901.5K
Q1 25
$-23.9K
Q4 24
$1.5M
Q3 24
$-2.2M
Q2 24
$456.2K
Q1 24
$492.9K
Free Cash Flow
BLLN
BLLN
HOUR
HOUR
Q4 25
$3.0M
Q3 25
$6.5M
$449.3K
Q2 25
$-901.6K
Q1 25
$-24.6K
Q4 24
$1.5M
Q3 24
$-2.2M
Q2 24
$439.4K
Q1 24
$475.1K
FCF Margin
BLLN
BLLN
HOUR
HOUR
Q4 25
5.3%
Q3 25
7.7%
1.3%
Q2 25
-3.3%
Q1 25
-0.1%
Q4 24
2.8%
Q3 24
-7.0%
Q2 24
1.6%
Q1 24
1.9%
Capex Intensity
BLLN
BLLN
HOUR
HOUR
Q4 25
0.0%
Q3 25
8.8%
0.2%
Q2 25
0.0%
Q1 25
0.0%
Q4 24
0.0%
Q3 24
0.0%
Q2 24
0.1%
Q1 24
0.1%
Cash Conversion
BLLN
BLLN
HOUR
HOUR
Q4 25
Q3 25
2.42×
0.94×
Q2 25
-0.77×
Q1 25
-0.04×
Q4 24
Q3 24
-4.64×
Q2 24
0.70×
Q1 24
0.46×

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%

HOUR
HOUR

Segment breakdown not available.

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