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Side-by-side financial comparison of TSS, Inc. (TSSI) and Twist Bioscience Corp (TWST). Click either name above to swap in a different company.

Twist Bioscience Corp is the larger business by last-quarter revenue ($103.7M vs $60.9M, roughly 1.7× TSS, Inc.). TSS, Inc. runs the higher net margin — 20.0% vs -29.4%, a 49.4% gap on every dollar of revenue. On growth, TSS, Inc. posted the faster year-over-year revenue change (21.8% vs 16.9%). TSS, Inc. produced more free cash flow last quarter ($15.8M vs $-34.8M).

Twist Bioscience is a public biotechnology company based in South San Francisco that manufactures synthetic DNA and DNA products for customers in a wide range of industries. Twist was founded in 2013 by Emily Leproust, Bill Banyai, and Bill Peck.

TSSI vs TWST — Head-to-Head

Bigger by revenue
TWST
TWST
1.7× larger
TWST
$103.7M
$60.9M
TSSI
Growing faster (revenue YoY)
TSSI
TSSI
+4.9% gap
TSSI
21.8%
16.9%
TWST
Higher net margin
TSSI
TSSI
49.4% more per $
TSSI
20.0%
-29.4%
TWST
More free cash flow
TSSI
TSSI
$50.6M more FCF
TSSI
$15.8M
$-34.8M
TWST

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
TSSI
TSSI
TWST
TWST
Revenue
$60.9M
$103.7M
Net Profit
$12.2M
$-30.5M
Gross Margin
17.6%
52.0%
Operating Margin
1.5%
-31.7%
Net Margin
20.0%
-29.4%
Revenue YoY
21.8%
16.9%
Net Profit YoY
535.7%
3.4%
EPS (diluted)
$0.44
$-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
TSSI
TSSI
TWST
TWST
Q4 25
$60.9M
$103.7M
Q3 25
$41.9M
Q2 25
$44.0M
Q1 25
$99.0M
Q4 24
$50.0M
Q3 24
$70.1M
Q2 24
$12.2M
Q1 24
$15.9M
Net Profit
TSSI
TSSI
TWST
TWST
Q4 25
$12.2M
$-30.5M
Q3 25
$-1.5M
Q2 25
$1.5M
Q1 25
$3.0M
Q4 24
$1.9M
Q3 24
$2.6M
Q2 24
$1.4M
Q1 24
$15.0K
Gross Margin
TSSI
TSSI
TWST
TWST
Q4 25
17.6%
52.0%
Q3 25
11.1%
Q2 25
17.8%
Q1 25
9.3%
Q4 24
14.4%
Q3 24
11.3%
Q2 24
37.3%
Q1 24
17.1%
Operating Margin
TSSI
TSSI
TWST
TWST
Q4 25
1.5%
-31.7%
Q3 25
-2.2%
Q2 25
5.1%
Q1 25
4.2%
Q4 24
0.0%
Q3 24
5.4%
Q2 24
14.0%
Q1 24
1.6%
Net Margin
TSSI
TSSI
TWST
TWST
Q4 25
20.0%
-29.4%
Q3 25
-3.6%
Q2 25
3.4%
Q1 25
3.0%
Q4 24
3.8%
Q3 24
3.8%
Q2 24
11.5%
Q1 24
0.1%
EPS (diluted)
TSSI
TSSI
TWST
TWST
Q4 25
$0.44
$-0.50
Q3 25
$-0.06
Q2 25
$0.06
Q1 25
$0.12
Q4 24
$0.08
Q3 24
$0.10
Q2 24
$0.06
Q1 24
$0.00

Balance Sheet & Financial Strength

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

Metric
TSSI
TSSI
TWST
TWST
Cash + ST InvestmentsLiquidity on hand
$85.5M
$197.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$76.6M
$456.1M
Total Assets
$184.9M
$638.1M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
TSSI
TSSI
TWST
TWST
Q4 25
$85.5M
$197.9M
Q3 25
$70.7M
Q2 25
Q1 25
Q4 24
$23.2M
Q3 24
$46.4M
Q2 24
$8.3M
Q1 24
$14.4M
Stockholders' Equity
TSSI
TSSI
TWST
TWST
Q4 25
$76.6M
$456.1M
Q3 25
$63.4M
Q2 25
$9.5M
Q1 25
$9.4M
Q4 24
$7.1M
Q3 24
$7.7M
Q2 24
$5.2M
Q1 24
$3.7M
Total Assets
TSSI
TSSI
TWST
TWST
Q4 25
$184.9M
$638.1M
Q3 25
$165.4M
Q2 25
$139.5M
Q1 25
$113.5M
Q4 24
$96.6M
Q3 24
$67.3M
Q2 24
$28.9M
Q1 24
$26.8M

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
TSSI
TSSI
TWST
TWST
Operating Cash FlowLast quarter
$16.3M
$-24.8M
Free Cash FlowOCF − Capex
$15.8M
$-34.8M
FCF MarginFCF / Revenue
25.9%
-33.5%
Capex IntensityCapex / Revenue
0.9%
9.6%
Cash ConversionOCF / Net Profit
1.34×
TTM Free Cash FlowTrailing 4 quarters
$2.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
TSSI
TSSI
TWST
TWST
Q4 25
$16.3M
$-24.8M
Q3 25
$-18.4M
Q2 25
$16.3M
Q1 25
$20.6M
Q4 24
$-21.6M
Q3 24
$38.6M
Q2 24
$-4.3M
Q1 24
$2.6M
Free Cash Flow
TSSI
TSSI
TWST
TWST
Q4 25
$15.8M
$-34.8M
Q3 25
$-24.9M
Q2 25
$5.4M
Q1 25
$5.8M
Q4 24
$-28.4M
Q3 24
$38.6M
Q2 24
$-6.0M
Q1 24
$2.6M
FCF Margin
TSSI
TSSI
TWST
TWST
Q4 25
25.9%
-33.5%
Q3 25
-59.3%
Q2 25
12.3%
Q1 25
5.8%
Q4 24
-56.7%
Q3 24
55.1%
Q2 24
-49.4%
Q1 24
16.4%
Capex Intensity
TSSI
TSSI
TWST
TWST
Q4 25
0.9%
9.6%
Q3 25
15.3%
Q2 25
24.8%
Q1 25
15.0%
Q4 24
13.4%
Q3 24
0.1%
Q2 24
13.8%
Q1 24
0.2%
Cash Conversion
TSSI
TSSI
TWST
TWST
Q4 25
1.34×
Q3 25
Q2 25
11.02×
Q1 25
6.93×
Q4 24
-11.32×
Q3 24
14.60×
Q2 24
-3.09×
Q1 24
176.40×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

TSSI
TSSI

Procurement Revenues Segment$43.2M71%
System Integration Services Segment$14.2M23%
Facilities Segment$3.5M6%

TWST
TWST

Industrial Chemicals$37.2M36%
Diagnostics$35.3M34%
Food Or Agriculture$12.8M12%
Academic Research$12.2M12%
Health Care$6.1M6%

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