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Side-by-side financial comparison of ILLUMINA, INC. (ILMN) and Western Midstream Partners, LP (WES). Click either name above to swap in a different company.

ILLUMINA, INC. is the larger business by last-quarter revenue ($1.1B vs $1.0B, roughly 1.1× Western Midstream Partners, LP). Western Midstream Partners, LP runs the higher net margin — 18.5% vs 12.3%, a 6.2% gap on every dollar of revenue. On growth, Western Midstream Partners, LP posted the faster year-over-year revenue change (11.0% vs 4.8%). Western Midstream Partners, LP produced more free cash flow last quarter ($335.4M vs $251.0M). Over the past eight quarters, Western Midstream Partners, LP's revenue compounded faster (7.8% CAGR vs -1.3%).

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.

Sunoco LP is an American vehicle gasoline master limited partnership company organized under Delaware state law and headquartered in Dallas, Texas. Dating back to 1886, the company has transformed from a vertically integrated energy company to a distributor of fuels and operator of energy infrastructure. It was previously engaged in oil, natural gas exploration and production, refining, chemical manufacturing, and retail fuel sales, but divested these businesses.

ILMN vs WES — Head-to-Head

Bigger by revenue
ILMN
ILMN
1.1× larger
ILMN
$1.1B
$1.0B
WES
Growing faster (revenue YoY)
WES
WES
+6.2% gap
WES
11.0%
4.8%
ILMN
Higher net margin
WES
WES
6.2% more per $
WES
18.5%
12.3%
ILMN
More free cash flow
WES
WES
$84.4M more FCF
WES
$335.4M
$251.0M
ILMN
Faster 2-yr revenue CAGR
WES
WES
Annualised
WES
7.8%
-1.3%
ILMN

Income Statement — Q1 FY2027 vs Q4 FY2025

Metric
ILMN
ILMN
WES
WES
Revenue
$1.1B
$1.0B
Net Profit
$134.0M
$190.7M
Gross Margin
66.1%
Operating Margin
19.2%
29.7%
Net Margin
12.3%
18.5%
Revenue YoY
4.8%
11.0%
Net Profit YoY
-42.8%
EPS (diluted)
$0.87

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
WES
WES
Q1 26
$1.1B
Q4 25
$1.2B
$1.0B
Q3 25
$952.3M
Q2 25
$942.1M
Q1 25
$916.9M
Q4 24
$1.1B
$928.4M
Q3 24
$1.1B
$883.1M
Q2 24
$1.1B
$905.4M
Net Profit
ILMN
ILMN
WES
WES
Q1 26
$134.0M
Q4 25
$334.0M
$190.7M
Q3 25
$339.6M
Q2 25
$341.7M
Q1 25
$309.0M
Q4 24
$186.0M
$333.6M
Q3 24
$705.0M
$288.5M
Q2 24
$-2.0B
$378.6M
Gross Margin
ILMN
ILMN
WES
WES
Q1 26
66.1%
Q4 25
65.5%
Q3 25
Q2 25
Q1 25
Q4 24
65.9%
Q3 24
69.0%
Q2 24
64.8%
Operating Margin
ILMN
ILMN
WES
WES
Q1 26
19.2%
Q4 25
17.4%
29.7%
Q3 25
46.4%
Q2 25
47.2%
Q1 25
44.7%
Q4 24
15.8%
45.9%
Q3 24
68.6%
44.8%
Q2 24
-147.2%
51.9%
Net Margin
ILMN
ILMN
WES
WES
Q1 26
12.3%
Q4 25
28.8%
18.5%
Q3 25
35.7%
Q2 25
36.3%
Q1 25
33.7%
Q4 24
16.8%
35.9%
Q3 24
65.3%
32.7%
Q2 24
-178.8%
41.8%
EPS (diluted)
ILMN
ILMN
WES
WES
Q1 26
$0.87
Q4 25
$2.16
Q3 25
Q2 25
Q1 25
Q4 24
$1.16
Q3 24
$4.42
Q2 24
$-12.48

Balance Sheet & Financial Strength

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

Metric
ILMN
ILMN
WES
WES
Cash + ST InvestmentsLiquidity on hand
$1.2B
$819.5M
Total DebtLower is stronger
$8.2B
Stockholders' EquityBook value
$2.7B
Total Assets
$6.6B
$15.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ILMN
ILMN
WES
WES
Q1 26
$1.2B
Q4 25
$1.6B
$819.5M
Q3 25
$177.3M
Q2 25
$129.7M
Q1 25
$448.4M
Q4 24
$93.0M
$1.1B
Q3 24
$70.0M
$1.1B
Q2 24
$74.0M
$344.1M
Total Debt
ILMN
ILMN
WES
WES
Q1 26
Q4 25
$8.2B
Q3 25
$6.9B
Q2 25
$6.9B
Q1 25
$6.9B
Q4 24
$6.9B
Q3 24
$6.9B
Q2 24
$7.1B
Stockholders' Equity
ILMN
ILMN
WES
WES
Q1 26
$2.7B
Q4 25
$2.7B
Q3 25
Q2 25
Q1 25
Q4 24
$2.4B
Q3 24
$2.1B
Q2 24
$1.4B
Total Assets
ILMN
ILMN
WES
WES
Q1 26
$6.6B
Q4 25
$6.6B
$15.0B
Q3 25
$12.1B
Q2 25
$12.2B
Q1 25
$12.5B
Q4 24
$6.3B
$13.1B
Q3 24
$6.0B
$13.0B
Q2 24
$6.1B
$12.2B

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
WES
WES
Operating Cash FlowLast quarter
$289.0M
$557.6M
Free Cash FlowOCF − Capex
$251.0M
$335.4M
FCF MarginFCF / Revenue
23.0%
32.6%
Capex IntensityCapex / Revenue
21.6%
Cash ConversionOCF / Net Profit
2.16×
2.92×
TTM Free Cash FlowTrailing 4 quarters
$1.1B
$1.5B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ILMN
ILMN
WES
WES
Q1 26
$289.0M
Q4 25
$321.0M
$557.6M
Q3 25
$570.2M
Q2 25
$564.0M
Q1 25
$530.8M
Q4 24
$364.0M
$554.4M
Q3 24
$316.0M
$551.3M
Q2 24
$80.0M
$631.4M
Free Cash Flow
ILMN
ILMN
WES
WES
Q1 26
$251.0M
Q4 25
$267.0M
$335.4M
Q3 25
$385.5M
Q2 25
$385.4M
Q1 25
$388.4M
Q4 24
$335.0M
$315.7M
Q3 24
$284.0M
$361.9M
Q2 24
$49.0M
$419.6M
FCF Margin
ILMN
ILMN
WES
WES
Q1 26
23.0%
Q4 25
23.0%
32.6%
Q3 25
40.5%
Q2 25
40.9%
Q1 25
42.4%
Q4 24
30.3%
34.0%
Q3 24
26.3%
41.0%
Q2 24
4.4%
46.3%
Capex Intensity
ILMN
ILMN
WES
WES
Q1 26
Q4 25
21.6%
Q3 25
19.4%
Q2 25
19.0%
Q1 25
15.5%
Q4 24
2.6%
25.7%
Q3 24
3.0%
21.5%
Q2 24
2.8%
23.4%
Cash Conversion
ILMN
ILMN
WES
WES
Q1 26
2.16×
Q4 25
0.96×
2.92×
Q3 25
1.68×
Q2 25
1.65×
Q1 25
1.72×
Q4 24
1.96×
1.66×
Q3 24
0.45×
1.91×
Q2 24
1.67×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ILMN
ILMN

Product revenue$917.0M84%
Service and other revenue$174.0M16%

WES
WES

Segment breakdown not available.

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