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Side-by-side financial comparison of BillionToOne, Inc. (BLLN) and SmartStop Self Storage REIT, Inc. (SMA). Click either name above to swap in a different company.

BillionToOne, Inc. is the larger business by last-quarter revenue ($83.5M vs $78.4M, roughly 1.1× SmartStop Self Storage REIT, Inc.). BillionToOne, Inc. runs the higher net margin — 6.8% vs 3.8%, a 3.1% gap on every dollar of revenue. On growth, BillionToOne, Inc. posted the faster year-over-year revenue change (117.4% vs 29.4%).

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.

SmartStop Self Storage REIT, Inc. is a real estate investment trust focused on owning, operating, and acquiring high-quality self-storage properties. Its portfolio covers multiple U.S. states and Canadian provinces, offering secure, flexible storage solutions for residential customers storing personal belongings and commercial clients storing inventory or seasonal goods.

BLLN vs SMA — Head-to-Head

Bigger by revenue
BLLN
BLLN
1.1× larger
BLLN
$83.5M
$78.4M
SMA
Growing faster (revenue YoY)
BLLN
BLLN
+88.0% gap
BLLN
117.4%
29.4%
SMA
Higher net margin
BLLN
BLLN
3.1% more per $
BLLN
6.8%
3.8%
SMA

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
BLLN
BLLN
SMA
SMA
Revenue
$83.5M
$78.4M
Net Profit
$5.7M
$3.0M
Gross Margin
69.9%
61.2%
Operating Margin
11.5%
24.0%
Net Margin
6.8%
3.8%
Revenue YoY
117.4%
29.4%
Net Profit YoY
138.3%
2080.0%
EPS (diluted)
$0.10

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
SMA
SMA
Q4 25
$78.4M
Q3 25
$83.5M
$70.4M
Q2 25
$66.8M
Q1 25
$65.4M
Q4 24
$60.6M
Q3 24
$38.4M
$60.2M
Q2 24
$59.2M
Q1 24
$57.0M
Net Profit
BLLN
BLLN
SMA
SMA
Q4 25
$3.0M
Q3 25
$5.7M
$5.2M
Q2 25
$-4.8M
Q1 25
$-5.5M
Q4 24
$-150.0K
Q3 24
$-14.9M
$-6.2M
Q2 24
$-705.0K
Q1 24
$-1.6M
Gross Margin
BLLN
BLLN
SMA
SMA
Q4 25
61.2%
Q3 25
69.9%
60.9%
Q2 25
59.3%
Q1 25
64.1%
Q4 24
66.3%
Q3 24
52.6%
64.8%
Q2 24
66.4%
Q1 24
65.1%
Operating Margin
BLLN
BLLN
SMA
SMA
Q4 25
24.0%
Q3 25
11.5%
18.1%
Q2 25
15.4%
Q1 25
26.3%
Q4 24
29.4%
Q3 24
-32.9%
29.4%
Q2 24
29.9%
Q1 24
28.0%
Net Margin
BLLN
BLLN
SMA
SMA
Q4 25
3.8%
Q3 25
6.8%
7.4%
Q2 25
-7.2%
Q1 25
-8.3%
Q4 24
-0.2%
Q3 24
-38.8%
-10.3%
Q2 24
-1.2%
Q1 24
-2.9%
EPS (diluted)
BLLN
BLLN
SMA
SMA
Q4 25
Q3 25
$0.10
$0.09
Q2 25
$-0.16
Q1 25
$-0.35
Q4 24
Q3 24
$-1.47
$-0.26
Q2 24
$-0.16
Q1 24
$-0.20

Balance Sheet & Financial Strength

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

Metric
BLLN
BLLN
SMA
SMA
Cash + ST InvestmentsLiquidity on hand
$195.2M
$54.2M
Total DebtLower is stronger
$55.0M
Stockholders' EquityBook value
$-239.5M
$1.2B
Total Assets
$327.5M
$2.4B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BLLN
BLLN
SMA
SMA
Q4 25
$54.2M
Q3 25
$195.2M
$47.8M
Q2 25
$37.7M
Q1 25
$35.2M
Q4 24
$23.1M
Q3 24
$36.7M
Q2 24
$34.7M
Q1 24
$39.2M
Total Debt
BLLN
BLLN
SMA
SMA
Q4 25
Q3 25
$55.0M
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
BLLN
BLLN
SMA
SMA
Q4 25
$1.2B
Q3 25
$-239.5M
$1.2B
Q2 25
$1.2B
Q1 25
$303.0M
Q4 24
$325.7M
Q3 24
$-242.9M
$343.9M
Q2 24
$365.8M
Q1 24
$384.8M
Total Assets
BLLN
BLLN
SMA
SMA
Q4 25
$2.4B
Q3 25
$327.5M
$2.4B
Q2 25
$2.3B
Q1 25
$2.1B
Q4 24
$2.0B
Q3 24
$1.9B
Q2 24
$1.9B
Q1 24
$1.9B

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
SMA
SMA
Operating Cash FlowLast quarter
$13.8M
$85.0M
Free Cash FlowOCF − Capex
$6.5M
FCF MarginFCF / Revenue
7.7%
Capex IntensityCapex / Revenue
8.8%
Cash ConversionOCF / Net Profit
2.42×
28.61×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BLLN
BLLN
SMA
SMA
Q4 25
$85.0M
Q3 25
$13.8M
$52.1M
Q2 25
$8.0M
Q1 25
$10.6M
Q4 24
$64.0M
Q3 24
$21.7M
Q2 24
$17.3M
Q1 24
$14.4M
Free Cash Flow
BLLN
BLLN
SMA
SMA
Q4 25
Q3 25
$6.5M
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
FCF Margin
BLLN
BLLN
SMA
SMA
Q4 25
Q3 25
7.7%
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Capex Intensity
BLLN
BLLN
SMA
SMA
Q4 25
Q3 25
8.8%
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Cash Conversion
BLLN
BLLN
SMA
SMA
Q4 25
28.61×
Q3 25
2.42×
9.96×
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

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%

SMA
SMA

Self Storage Rental Revenue$62.0M79%
Other$11.9M15%
Ancillary Operating Revenue$2.9M4%
Asset Management1$1.7M2%

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