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

Ribbon Communications Inc. is the larger business by last-quarter revenue ($162.6M vs $83.5M, roughly 1.9× BillionToOne, Inc.). Ribbon Communications Inc. runs the higher net margin — 54.8% vs 6.8%, a 47.9% gap on every dollar of revenue. On growth, BillionToOne, Inc. posted the faster year-over-year revenue change (117.4% vs -10.3%).

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.

Ribbon Communications Inc. is a public company that makes software, IP and optical networking solutions for service providers, enterprises and critical infrastructure sectors. The company was formed in 2017, following the merger of Genband and Sonus Networks and is headquartered in Plano, Texas.

BLLN vs RBBN — Head-to-Head

Bigger by revenue
RBBN
RBBN
1.9× larger
RBBN
$162.6M
$83.5M
BLLN
Growing faster (revenue YoY)
BLLN
BLLN
+127.7% gap
BLLN
117.4%
-10.3%
RBBN
Higher net margin
RBBN
RBBN
47.9% more per $
RBBN
54.8%
6.8%
BLLN

Income Statement — Q3 FY2025 vs Q1 FY2026

Metric
BLLN
BLLN
RBBN
RBBN
Revenue
$83.5M
$162.6M
Net Profit
$5.7M
$89.1M
Gross Margin
69.9%
42.9%
Operating Margin
11.5%
37.6%
Net Margin
6.8%
54.8%
Revenue YoY
117.4%
-10.3%
Net Profit YoY
138.3%
EPS (diluted)
$0.10
$0.50

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
RBBN
RBBN
Q1 26
$162.6M
Q4 25
$227.3M
Q3 25
$83.5M
$215.4M
Q2 25
$220.6M
Q1 25
$181.3M
Q4 24
$251.4M
Q3 24
$38.4M
$210.2M
Q2 24
$192.6M
Net Profit
BLLN
BLLN
RBBN
RBBN
Q1 26
$89.1M
Q4 25
Q3 25
$5.7M
$-12.1M
Q2 25
$-11.1M
Q1 25
$-26.2M
Q4 24
Q3 24
$-14.9M
$-13.4M
Q2 24
$-16.8M
Gross Margin
BLLN
BLLN
RBBN
RBBN
Q1 26
42.9%
Q4 25
53.3%
Q3 25
69.9%
50.1%
Q2 25
49.6%
Q1 25
45.4%
Q4 24
55.7%
Q3 24
52.6%
52.1%
Q2 24
50.8%
Operating Margin
BLLN
BLLN
RBBN
RBBN
Q1 26
37.6%
Q4 25
4.1%
Q3 25
11.5%
1.3%
Q2 25
1.9%
Q1 25
-10.8%
Q4 24
13.2%
Q3 24
-32.9%
-0.4%
Q2 24
-1.0%
Net Margin
BLLN
BLLN
RBBN
RBBN
Q1 26
54.8%
Q4 25
Q3 25
6.8%
-5.6%
Q2 25
-5.0%
Q1 25
-14.5%
Q4 24
Q3 24
-38.8%
-6.4%
Q2 24
-8.7%
EPS (diluted)
BLLN
BLLN
RBBN
RBBN
Q1 26
$0.50
Q4 25
$0.50
Q3 25
$0.10
$-0.07
Q2 25
$-0.06
Q1 25
$-0.15
Q4 24
$0.05
Q3 24
$-1.47
$-0.08
Q2 24
$-0.10

Balance Sheet & Financial Strength

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

Metric
BLLN
BLLN
RBBN
RBBN
Cash + ST InvestmentsLiquidity on hand
$195.2M
$67.6M
Total DebtLower is stronger
$55.0M
Stockholders' EquityBook value
$-239.5M
$419.1M
Total Assets
$327.5M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BLLN
BLLN
RBBN
RBBN
Q1 26
$67.6M
Q4 25
$96.4M
Q3 25
$195.2M
$74.8M
Q2 25
$60.5M
Q1 25
$71.2M
Q4 24
$87.8M
Q3 24
$37.2M
Q2 24
$64.6M
Total Debt
BLLN
BLLN
RBBN
RBBN
Q1 26
Q4 25
$342.1M
Q3 25
$55.0M
$344.3M
Q2 25
$346.5M
Q1 25
$347.4M
Q4 24
$348.3M
Q3 24
$349.1M
Q2 24
$350.0M
Stockholders' Equity
BLLN
BLLN
RBBN
RBBN
Q1 26
$419.1M
Q4 25
$449.0M
Q3 25
$-239.5M
$360.1M
Q2 25
$370.4M
Q1 25
$381.8M
Q4 24
$404.6M
Q3 24
$-242.9M
$395.5M
Q2 24
$405.0M
Total Assets
BLLN
BLLN
RBBN
RBBN
Q1 26
Q4 25
$1.2B
Q3 25
$327.5M
$1.1B
Q2 25
$1.1B
Q1 25
$1.1B
Q4 24
$1.2B
Q3 24
$1.1B
Q2 24
$1.1B
Debt / Equity
BLLN
BLLN
RBBN
RBBN
Q1 26
Q4 25
0.76×
Q3 25
0.96×
Q2 25
0.94×
Q1 25
0.91×
Q4 24
0.86×
Q3 24
0.88×
Q2 24
0.86×

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
RBBN
RBBN
Operating Cash FlowLast quarter
$13.8M
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
RBBN
RBBN
Q1 26
Q4 25
$29.2M
Q3 25
$13.8M
$26.5M
Q2 25
$-795.0K
Q1 25
$-3.5M
Q4 24
$61.8M
Q3 24
$-14.8M
Q2 24
$-9.8M
Free Cash Flow
BLLN
BLLN
RBBN
RBBN
Q1 26
Q4 25
$27.3M
Q3 25
$6.5M
$21.0M
Q2 25
$-6.5M
Q1 25
$-15.7M
Q4 24
$53.8M
Q3 24
$-23.7M
Q2 24
$-12.9M
FCF Margin
BLLN
BLLN
RBBN
RBBN
Q1 26
Q4 25
12.0%
Q3 25
7.7%
9.7%
Q2 25
-2.9%
Q1 25
-8.7%
Q4 24
21.4%
Q3 24
-11.3%
Q2 24
-6.7%
Capex Intensity
BLLN
BLLN
RBBN
RBBN
Q1 26
Q4 25
0.9%
Q3 25
8.8%
2.6%
Q2 25
2.6%
Q1 25
6.7%
Q4 24
3.2%
Q3 24
4.2%
Q2 24
1.6%
Cash Conversion
BLLN
BLLN
RBBN
RBBN
Q1 26
Q4 25
Q3 25
2.42×
Q2 25
Q1 25
Q4 24
Q3 24
Q2 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%

RBBN
RBBN

Service$94.5M58%
Product$68.1M42%

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