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Side-by-side financial comparison of ILLUMINA, INC. (ILMN) and RAPID MICRO BIOSYSTEMS, INC. (RPID). Click either name above to swap in a different company.

ILLUMINA, INC. is the larger business by last-quarter revenue ($1.1B vs $11.3M, roughly 97.9× RAPID MICRO BIOSYSTEMS, INC.). ILLUMINA, INC. runs the higher net margin — 16.8% vs -110.8%, a 127.6% gap on every dollar of revenue. On growth, RAPID MICRO BIOSYSTEMS, INC. posted the faster year-over-year revenue change (37.3% vs -1.6%). ILLUMINA, INC. produced more free cash flow last quarter ($335.0M vs $-3.3M). Over the past eight quarters, RAPID MICRO BIOSYSTEMS, INC.'s revenue compounded faster (41.8% CAGR vs 0.8%).

Illumina, Inc. is an American biotechnology company, headquartered in San Diego, California. Incorporated on April 1, 1998, Illumina develops, manufactures, and markets integrated systems for the analysis of genetic variation and biological function. The company provides a line of products and services that serves the sequencing, genotyping and gene expression, and proteomics markets, and serves more than 155 countries.

Rapid Micro Biosystems, Inc. develops and manufactures automated microbial detection and quality control solutions for the life sciences industry. Its core products serve biopharmaceutical manufacturers, contract development and manufacturing organizations, operating across key global markets including North America, Europe and Asia-Pacific, helping clients cut testing timelines and improve operational efficiency.

ILMN vs RPID — Head-to-Head

Bigger by revenue
ILMN
ILMN
97.9× larger
ILMN
$1.1B
$11.3M
RPID
Growing faster (revenue YoY)
RPID
RPID
+38.9% gap
RPID
37.3%
-1.6%
ILMN
Higher net margin
ILMN
ILMN
127.6% more per $
ILMN
16.8%
-110.8%
RPID
More free cash flow
ILMN
ILMN
$338.3M more FCF
ILMN
$335.0M
$-3.3M
RPID
Faster 2-yr revenue CAGR
RPID
RPID
Annualised
RPID
41.8%
0.8%
ILMN

Income Statement — Q4 2025 vs Q4 2025

Metric
ILMN
ILMN
RPID
RPID
Revenue
$1.1B
$11.3M
Net Profit
$186.0M
$-12.5M
Gross Margin
65.9%
Operating Margin
15.8%
-108.2%
Net Margin
16.8%
-110.8%
Revenue YoY
-1.6%
37.3%
Net Profit YoY
205.7%
-29.3%
EPS (diluted)
$1.16
$-0.26

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
ILMN
ILMN
RPID
RPID
Q4 25
$11.3M
Q3 25
$7.8M
Q2 25
$7.3M
Q1 25
$7.2M
Q4 24
$1.1B
$8.2M
Q3 24
$1.1B
$7.6M
Q2 24
$1.1B
$6.6M
Q1 24
$1.1B
$5.6M
Net Profit
ILMN
ILMN
RPID
RPID
Q4 25
$-12.5M
Q3 25
$-11.5M
Q2 25
$-11.9M
Q1 25
$-11.3M
Q4 24
$186.0M
$-9.7M
Q3 24
$705.0M
$-11.3M
Q2 24
$-2.0B
$-12.6M
Q1 24
$-126.0M
$-13.3M
Gross Margin
ILMN
ILMN
RPID
RPID
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
65.9%
Q3 24
69.0%
Q2 24
64.8%
Q1 24
62.0%
Operating Margin
ILMN
ILMN
RPID
RPID
Q4 25
-108.2%
Q3 25
-145.1%
Q2 25
-167.3%
Q1 25
-161.8%
Q4 24
15.8%
-124.5%
Q3 24
68.6%
-158.3%
Q2 24
-147.2%
-202.1%
Q1 24
-10.3%
-254.4%
Net Margin
ILMN
ILMN
RPID
RPID
Q4 25
-110.8%
Q3 25
-146.8%
Q2 25
-163.3%
Q1 25
-156.3%
Q4 24
16.8%
-117.6%
Q3 24
65.3%
-148.9%
Q2 24
-178.8%
-190.1%
Q1 24
-11.7%
-237.4%
EPS (diluted)
ILMN
ILMN
RPID
RPID
Q4 25
$-0.26
Q3 25
$-0.26
Q2 25
$-0.27
Q1 25
$-0.26
Q4 24
$1.16
$-0.22
Q3 24
$4.42
$-0.26
Q2 24
$-12.48
$-0.29
Q1 24
$-0.79
$-0.31

Balance Sheet & Financial Strength

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

Metric
ILMN
ILMN
RPID
RPID
Cash + ST InvestmentsLiquidity on hand
$93.0M
$20.0M
Total DebtLower is stronger
Stockholders' EquityBook value
$2.4B
$33.2M
Total Assets
$6.3B
$74.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ILMN
ILMN
RPID
RPID
Q4 25
$20.0M
Q3 25
$18.9M
Q2 25
$18.3M
Q1 25
$18.9M
Q4 24
$93.0M
$16.9M
Q3 24
$70.0M
$22.0M
Q2 24
$74.0M
$37.1M
Q1 24
$22.4M
Stockholders' Equity
ILMN
ILMN
RPID
RPID
Q4 25
$33.2M
Q3 25
$44.3M
Q2 25
$54.5M
Q1 25
$65.5M
Q4 24
$2.4B
$75.4M
Q3 24
$2.1B
$84.4M
Q2 24
$1.4B
$94.6M
Q1 24
$5.7B
$105.9M
Total Assets
ILMN
ILMN
RPID
RPID
Q4 25
$74.9M
Q3 25
$84.4M
Q2 25
$75.6M
Q1 25
$85.4M
Q4 24
$6.3B
$98.2M
Q3 24
$6.0B
$105.8M
Q2 24
$6.1B
$117.1M
Q1 24
$10.0B
$127.7M

Cash Flow & Capital Efficiency

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

Metric
ILMN
ILMN
RPID
RPID
Operating Cash FlowLast quarter
$364.0M
$-3.2M
Free Cash FlowOCF − Capex
$335.0M
$-3.3M
FCF MarginFCF / Revenue
30.3%
-29.6%
Capex IntensityCapex / Revenue
2.6%
0.8%
Cash ConversionOCF / Net Profit
1.96×
TTM Free Cash FlowTrailing 4 quarters
$709.0M
$-31.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ILMN
ILMN
RPID
RPID
Q4 25
$-3.2M
Q3 25
$-9.1M
Q2 25
$-9.7M
Q1 25
$-9.1M
Q4 24
$364.0M
$-9.9M
Q3 24
$316.0M
$-8.6M
Q2 24
$80.0M
$-10.1M
Q1 24
$77.0M
$-15.5M
Free Cash Flow
ILMN
ILMN
RPID
RPID
Q4 25
$-3.3M
Q3 25
$-9.1M
Q2 25
$-10.1M
Q1 25
$-9.4M
Q4 24
$335.0M
$-10.0M
Q3 24
$284.0M
$-8.8M
Q2 24
$49.0M
$-10.6M
Q1 24
$41.0M
$-16.1M
FCF Margin
ILMN
ILMN
RPID
RPID
Q4 25
-29.6%
Q3 25
-116.4%
Q2 25
-138.6%
Q1 25
-130.2%
Q4 24
30.3%
-121.8%
Q3 24
26.3%
-116.0%
Q2 24
4.4%
-159.8%
Q1 24
3.8%
-287.1%
Capex Intensity
ILMN
ILMN
RPID
RPID
Q4 25
0.8%
Q3 25
0.9%
Q2 25
5.0%
Q1 25
4.4%
Q4 24
2.6%
1.2%
Q3 24
3.0%
2.9%
Q2 24
2.8%
6.9%
Q1 24
3.3%
10.4%
Cash Conversion
ILMN
ILMN
RPID
RPID
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
1.96×
Q3 24
0.45×
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

ILMN
ILMN

Sequencing$1.0B91%
Microarray$101.0M9%
Investee$7.0M1%

RPID
RPID

Products$9.3M83%
Services$2.0M17%

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