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Side-by-side financial comparison of ILLUMINA, INC. (ILMN) and STEPAN CO (SCL). Click either name above to swap in a different company.

ILLUMINA, INC. is the larger business by last-quarter revenue ($1.2B vs $604.5M, roughly 1.9× STEPAN CO). ILLUMINA, INC. runs the higher net margin — 28.8% vs 3.3%, a 25.6% gap on every dollar of revenue. On growth, ILLUMINA, INC. posted the faster year-over-year revenue change (5.0% vs 1.9%). Over the past eight quarters, STEPAN CO's revenue compounded faster (4.2% CAGR vs -0.7%).

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.

Stepan Company is an American manufacturer of specialty chemicals headquartered in Northbrook, Illinois. The company was founded in 1932 by Alfred C. Stepan, Jr., and has approximately 2,000 employees. It is currently run by his grandson, F. Quinn Stepan, Jr. The company describes itself as the largest global merchant manufacturer of anionic surfactants, which are used to enhance the foaming and cleaning capabilities of detergents, shampoos, toothpastes, and cosmetics.

ILMN vs SCL — Head-to-Head

Bigger by revenue
ILMN
ILMN
1.9× larger
ILMN
$1.2B
$604.5M
SCL
Growing faster (revenue YoY)
ILMN
ILMN
+3.1% gap
ILMN
5.0%
1.9%
SCL
Higher net margin
ILMN
ILMN
25.6% more per $
ILMN
28.8%
3.3%
SCL
Faster 2-yr revenue CAGR
SCL
SCL
Annualised
SCL
4.2%
-0.7%
ILMN

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ILMN
ILMN
SCL
SCL
Revenue
$1.2B
$604.5M
Net Profit
$334.0M
$19.7M
Gross Margin
65.5%
10.7%
Operating Margin
17.4%
4.7%
Net Margin
28.8%
3.3%
Revenue YoY
5.0%
1.9%
Net Profit YoY
185.5%
EPS (diluted)
$2.16
$0.86

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
SCL
SCL
Q1 26
$604.5M
Q4 25
$1.2B
$553.9M
Q3 25
$590.3M
Q2 25
$594.7M
Q1 25
$593.3M
Q4 24
$1.1B
$525.6M
Q3 24
$1.1B
$546.8M
Q2 24
$1.1B
$556.4M
Net Profit
ILMN
ILMN
SCL
SCL
Q1 26
$19.7M
Q4 25
$334.0M
$5.0M
Q3 25
$10.8M
Q2 25
$11.3M
Q1 25
$19.7M
Q4 24
$186.0M
$3.4M
Q3 24
$705.0M
$23.6M
Q2 24
$-2.0B
$9.5M
Gross Margin
ILMN
ILMN
SCL
SCL
Q1 26
10.7%
Q4 25
65.5%
9.3%
Q3 25
12.0%
Q2 25
12.1%
Q1 25
12.7%
Q4 24
65.9%
10.8%
Q3 24
69.0%
13.8%
Q2 24
64.8%
12.5%
Operating Margin
ILMN
ILMN
SCL
SCL
Q1 26
4.7%
Q4 25
17.4%
1.9%
Q3 25
3.7%
Q2 25
3.0%
Q1 25
4.8%
Q4 24
15.8%
1.5%
Q3 24
68.6%
4.4%
Q2 24
-147.2%
3.4%
Net Margin
ILMN
ILMN
SCL
SCL
Q1 26
3.3%
Q4 25
28.8%
0.9%
Q3 25
1.8%
Q2 25
1.9%
Q1 25
3.3%
Q4 24
16.8%
0.6%
Q3 24
65.3%
4.3%
Q2 24
-178.8%
1.7%
EPS (diluted)
ILMN
ILMN
SCL
SCL
Q1 26
$0.86
Q4 25
$2.16
$0.22
Q3 25
$0.47
Q2 25
$0.50
Q1 25
$0.86
Q4 24
$1.16
$0.14
Q3 24
$4.42
$1.03
Q2 24
$-12.48
$0.42

Balance Sheet & Financial Strength

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

Metric
ILMN
ILMN
SCL
SCL
Cash + ST InvestmentsLiquidity on hand
$1.6B
Total DebtLower is stronger
$328.4M
Stockholders' EquityBook value
$2.7B
$1.2B
Total Assets
$6.6B
$2.3B
Debt / EquityLower = less leverage
0.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ILMN
ILMN
SCL
SCL
Q1 26
Q4 25
$1.6B
$132.7M
Q3 25
$118.5M
Q2 25
$88.9M
Q1 25
$107.5M
Q4 24
$93.0M
$99.7M
Q3 24
$70.0M
$147.3M
Q2 24
$74.0M
$124.7M
Total Debt
ILMN
ILMN
SCL
SCL
Q1 26
$328.4M
Q4 25
$626.7M
Q3 25
$655.5M
Q2 25
$658.0M
Q1 25
$659.3M
Q4 24
$625.4M
Q3 24
$688.5M
Q2 24
$657.1M
Stockholders' Equity
ILMN
ILMN
SCL
SCL
Q1 26
$1.2B
Q4 25
$2.7B
$1.2B
Q3 25
$1.2B
Q2 25
$1.2B
Q1 25
$1.2B
Q4 24
$2.4B
$1.2B
Q3 24
$2.1B
$1.2B
Q2 24
$1.4B
$1.2B
Total Assets
ILMN
ILMN
SCL
SCL
Q1 26
$2.3B
Q4 25
$6.6B
$2.4B
Q3 25
$2.4B
Q2 25
$2.4B
Q1 25
$2.4B
Q4 24
$6.3B
$2.3B
Q3 24
$6.0B
$2.4B
Q2 24
$6.1B
$2.3B
Debt / Equity
ILMN
ILMN
SCL
SCL
Q1 26
0.28×
Q4 25
0.50×
Q3 25
0.53×
Q2 25
0.53×
Q1 25
0.55×
Q4 24
0.53×
Q3 24
0.56×
Q2 24
0.55×

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
SCL
SCL
Operating Cash FlowLast quarter
$321.0M
Free Cash FlowOCF − Capex
$267.0M
FCF MarginFCF / Revenue
23.0%
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
0.96×
TTM Free Cash FlowTrailing 4 quarters
$935.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ILMN
ILMN
SCL
SCL
Q1 26
Q4 25
$321.0M
$60.0M
Q3 25
$69.8M
Q2 25
$11.2M
Q1 25
$6.9M
Q4 24
$364.0M
$68.3M
Q3 24
$316.0M
$22.7M
Q2 24
$80.0M
$29.5M
Free Cash Flow
ILMN
ILMN
SCL
SCL
Q1 26
Q4 25
$267.0M
$25.4M
Q3 25
$40.2M
Q2 25
$-14.4M
Q1 25
$-25.8M
Q4 24
$335.0M
$32.1M
Q3 24
$284.0M
$-4.0M
Q2 24
$49.0M
$-208.0K
FCF Margin
ILMN
ILMN
SCL
SCL
Q1 26
Q4 25
23.0%
4.6%
Q3 25
6.8%
Q2 25
-2.4%
Q1 25
-4.3%
Q4 24
30.3%
6.1%
Q3 24
26.3%
-0.7%
Q2 24
4.4%
-0.0%
Capex Intensity
ILMN
ILMN
SCL
SCL
Q1 26
Q4 25
6.3%
Q3 25
5.0%
Q2 25
4.3%
Q1 25
5.5%
Q4 24
2.6%
6.9%
Q3 24
3.0%
4.9%
Q2 24
2.8%
5.3%
Cash Conversion
ILMN
ILMN
SCL
SCL
Q1 26
Q4 25
0.96×
11.99×
Q3 25
6.44×
Q2 25
0.99×
Q1 25
0.35×
Q4 24
1.96×
20.38×
Q3 24
0.45×
0.96×
Q2 24
3.10×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ILMN
ILMN

Product revenue$990.0M85%
Service and other revenue$169.0M15%

SCL
SCL

Surfactants$453.7M75%
Polymers$130.0M22%
Specialty Products$20.8M3%

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