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

TETRA TECHNOLOGIES INC is the larger business by last-quarter revenue ($156.3M vs $83.5M, roughly 1.9× BillionToOne, Inc.). BillionToOne, Inc. runs the higher net margin — 6.8% vs 5.3%, a 1.5% gap on every dollar of revenue. On growth, BillionToOne, Inc. posted the faster year-over-year revenue change (117.4% vs -0.6%). BillionToOne, Inc. produced more free cash flow last quarter ($6.5M vs $-31.9M).

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.

Tetra Tech, Inc. is an American consulting and engineering services firm based in Pasadena, California. The company provides consulting, engineering, program management, and construction management services in the areas of water, environment, infrastructure, resource management, energy, and international development.

BLLN vs TTI — Head-to-Head

Bigger by revenue
TTI
TTI
1.9× larger
TTI
$156.3M
$83.5M
BLLN
Growing faster (revenue YoY)
BLLN
BLLN
+118.0% gap
BLLN
117.4%
-0.6%
TTI
Higher net margin
BLLN
BLLN
1.5% more per $
BLLN
6.8%
5.3%
TTI
More free cash flow
BLLN
BLLN
$38.4M more FCF
BLLN
$6.5M
$-31.9M
TTI

Income Statement — Q3 FY2025 vs Q1 FY2026

Metric
BLLN
BLLN
TTI
TTI
Revenue
$83.5M
$156.3M
Net Profit
$5.7M
$8.3M
Gross Margin
69.9%
24.5%
Operating Margin
11.5%
8.2%
Net Margin
6.8%
5.3%
Revenue YoY
117.4%
-0.6%
Net Profit YoY
138.3%
105.5%
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
TTI
TTI
Q1 26
$156.3M
Q4 25
$146.7M
Q3 25
$83.5M
$153.2M
Q2 25
$173.9M
Q1 25
$157.1M
Q4 24
$45.1M
$134.5M
Q3 24
$38.4M
$141.7M
Q2 24
$171.9M
Net Profit
BLLN
BLLN
TTI
TTI
Q1 26
$8.3M
Q4 25
$-16.5M
Q3 25
$5.7M
$4.2M
Q2 25
$11.3M
Q1 25
$4.0M
Q4 24
$-11.5M
$102.7M
Q3 24
$-14.9M
$-3.0M
Q2 24
$7.6M
Gross Margin
BLLN
BLLN
TTI
TTI
Q1 26
24.5%
Q4 25
19.4%
Q3 25
69.9%
23.7%
Q2 25
27.7%
Q1 25
27.3%
Q4 24
57.1%
23.1%
Q3 24
52.6%
24.3%
Q2 24
25.2%
Operating Margin
BLLN
BLLN
TTI
TTI
Q1 26
8.2%
Q4 25
-4.2%
Q3 25
11.5%
7.3%
Q2 25
11.2%
Q1 25
3.2%
Q4 24
17.0%
5.5%
Q3 24
-32.9%
8.4%
Q2 24
7.3%
Net Margin
BLLN
BLLN
TTI
TTI
Q1 26
5.3%
Q4 25
-11.3%
Q3 25
6.8%
2.7%
Q2 25
6.5%
Q1 25
2.6%
Q4 24
-25.5%
76.4%
Q3 24
-38.8%
-2.1%
Q2 24
4.4%
EPS (diluted)
BLLN
BLLN
TTI
TTI
Q1 26
Q4 25
$-0.12
Q3 25
$0.10
$0.03
Q2 25
$0.08
Q1 25
$0.03
Q4 24
$-1.13
$0.77
Q3 24
$-1.47
$-0.02
Q2 24
$0.06

Balance Sheet & Financial Strength

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

Metric
BLLN
BLLN
TTI
TTI
Cash + ST InvestmentsLiquidity on hand
$195.2M
$35.5M
Total DebtLower is stronger
$55.0M
$5.9M
Stockholders' EquityBook value
$-239.5M
$285.6M
Total Assets
$327.5M
$662.3M
Debt / EquityLower = less leverage
0.02×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BLLN
BLLN
TTI
TTI
Q1 26
$35.5M
Q4 25
$72.6M
Q3 25
$195.2M
$67.1M
Q2 25
$68.7M
Q1 25
$41.0M
Q4 24
$191.5M
$37.0M
Q3 24
$48.4M
Q2 24
$37.7M
Total Debt
BLLN
BLLN
TTI
TTI
Q1 26
$5.9M
Q4 25
$190.0M
Q3 25
$55.0M
$180.9M
Q2 25
$180.5M
Q1 25
Q4 24
$51.5M
$179.7M
Q3 24
Q2 24
$179.7M
Stockholders' Equity
BLLN
BLLN
TTI
TTI
Q1 26
$285.6M
Q4 25
$283.8M
Q3 25
$-239.5M
$296.7M
Q2 25
$290.9M
Q1 25
$273.0M
Q4 24
$-251.7M
$254.6M
Q3 24
$-242.9M
$156.7M
Q2 24
$154.8M
Total Assets
BLLN
BLLN
TTI
TTI
Q1 26
$662.3M
Q4 25
$675.8M
Q3 25
$327.5M
$655.2M
Q2 25
$645.6M
Q1 25
$614.1M
Q4 24
$302.1M
$605.2M
Q3 24
$501.2M
Q2 24
$605.2M
Debt / Equity
BLLN
BLLN
TTI
TTI
Q1 26
0.02×
Q4 25
0.67×
Q3 25
0.61×
Q2 25
0.62×
Q1 25
Q4 24
0.71×
Q3 24
Q2 24
1.16×

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
TTI
TTI
Operating Cash FlowLast quarter
$13.8M
Free Cash FlowOCF − Capex
$6.5M
$-31.9M
FCF MarginFCF / Revenue
7.7%
-20.4%
Capex IntensityCapex / Revenue
8.8%
4.5%
Cash ConversionOCF / Net Profit
2.42×
TTM Free Cash FlowTrailing 4 quarters
$1.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BLLN
BLLN
TTI
TTI
Q1 26
Q4 25
$31.7M
Q3 25
$13.8M
$16.4M
Q2 25
$48.3M
Q1 25
$3.9M
Q4 24
$5.6M
Q3 24
$19.9M
Q2 24
$24.8M
Free Cash Flow
BLLN
BLLN
TTI
TTI
Q1 26
$-31.9M
Q4 25
$4.1M
Q3 25
$6.5M
$627.0K
Q2 25
$28.8M
Q1 25
$-14.0M
Q4 24
$-9.3M
Q3 24
$5.3M
Q2 24
$9.4M
FCF Margin
BLLN
BLLN
TTI
TTI
Q1 26
-20.4%
Q4 25
2.8%
Q3 25
7.7%
0.4%
Q2 25
16.6%
Q1 25
-8.9%
Q4 24
-6.9%
Q3 24
3.7%
Q2 24
5.5%
Capex Intensity
BLLN
BLLN
TTI
TTI
Q1 26
4.5%
Q4 25
18.8%
Q3 25
8.8%
10.3%
Q2 25
11.2%
Q1 25
11.4%
Q4 24
11.1%
Q3 24
10.3%
Q2 24
9.0%
Cash Conversion
BLLN
BLLN
TTI
TTI
Q1 26
Q4 25
Q3 25
2.42×
3.94×
Q2 25
4.28×
Q1 25
0.97×
Q4 24
0.05×
Q3 24
Q2 24
3.25×

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%

TTI
TTI

Segment breakdown not available.

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