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Side-by-side financial comparison of ANTERO RESOURCES Corp (AR) and ILLUMINA, INC. (ILMN). Click either name above to swap in a different company.

ANTERO RESOURCES Corp is the larger business by last-quarter revenue ($1.4B vs $1.1B, roughly 1.2× ILLUMINA, INC.). On growth, ILLUMINA, INC. posted the faster year-over-year revenue change (4.8% vs -30.5%). ILLUMINA, INC. produced more free cash flow last quarter ($251.0M vs $235.6M). Over the past eight quarters, ANTERO RESOURCES Corp's revenue compounded faster (17.6% CAGR vs -1.3%).

Antero Resources Corporation is an American company engaged in hydrocarbon exploration. It is organized in Delaware and headquartered in Denver, Colorado. The company's reserves are entirely in the Appalachian Basin and are extracted using hydraulic fracturing.

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.

AR vs ILMN — Head-to-Head

Bigger by revenue
AR
AR
1.2× larger
AR
$1.4B
$1.1B
ILMN
Growing faster (revenue YoY)
ILMN
ILMN
+35.3% gap
ILMN
4.8%
-30.5%
AR
More free cash flow
ILMN
ILMN
$15.4M more FCF
ILMN
$251.0M
$235.6M
AR
Faster 2-yr revenue CAGR
AR
AR
Annualised
AR
17.6%
-1.3%
ILMN

Income Statement — Q1 FY2026 vs Q1 FY2027

Metric
AR
AR
ILMN
ILMN
Revenue
$1.4B
$1.1B
Net Profit
$134.0M
Gross Margin
66.1%
Operating Margin
20.1%
19.2%
Net Margin
12.3%
Revenue YoY
-30.5%
4.8%
Net Profit YoY
EPS (diluted)
$0.66
$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
AR
AR
ILMN
ILMN
Q1 26
$1.4B
$1.1B
Q4 25
$1.4B
$1.2B
Q3 25
$1.2B
Q2 25
$1.3B
Q1 25
$1.4B
Q4 24
$1.2B
$1.1B
Q3 24
$1.1B
$1.1B
Q2 24
$978.7M
$1.1B
Net Profit
AR
AR
ILMN
ILMN
Q1 26
$134.0M
Q4 25
$202.9M
$334.0M
Q3 25
$85.6M
Q2 25
$166.6M
Q1 25
$219.5M
Q4 24
$158.8M
$186.0M
Q3 24
$-25.2M
$705.0M
Q2 24
$-74.6M
$-2.0B
Gross Margin
AR
AR
ILMN
ILMN
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
AR
AR
ILMN
ILMN
Q1 26
20.1%
19.2%
Q4 25
20.5%
17.4%
Q3 25
9.7%
Q2 25
15.8%
Q1 25
20.1%
Q4 24
4.9%
15.8%
Q3 24
-2.4%
68.6%
Q2 24
-8.2%
-147.2%
Net Margin
AR
AR
ILMN
ILMN
Q1 26
12.3%
Q4 25
14.4%
28.8%
Q3 25
7.1%
Q2 25
12.8%
Q1 25
16.2%
Q4 24
13.6%
16.8%
Q3 24
-2.4%
65.3%
Q2 24
-7.6%
-178.8%
EPS (diluted)
AR
AR
ILMN
ILMN
Q1 26
$0.66
$0.87
Q4 25
$0.63
$2.16
Q3 25
$0.24
Q2 25
$0.50
Q1 25
$0.66
Q4 24
$0.48
$1.16
Q3 24
$-0.11
$4.42
Q2 24
$-0.26
$-12.48

Balance Sheet & Financial Strength

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

Metric
AR
AR
ILMN
ILMN
Cash + ST InvestmentsLiquidity on hand
$1.2B
Total DebtLower is stronger
$1.4B
Stockholders' EquityBook value
$7.6B
$2.7B
Total Assets
$13.2B
$6.6B
Debt / EquityLower = less leverage
0.19×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AR
AR
ILMN
ILMN
Q1 26
$1.2B
Q4 25
$1.6B
Q3 25
Q2 25
Q1 25
Q4 24
$93.0M
Q3 24
$70.0M
Q2 24
$74.0M
Total Debt
AR
AR
ILMN
ILMN
Q1 26
$1.4B
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Stockholders' Equity
AR
AR
ILMN
ILMN
Q1 26
$7.6B
$2.7B
Q4 25
$7.6B
$2.7B
Q3 25
$7.3B
Q2 25
$7.3B
Q1 25
$7.2B
Q4 24
$7.0B
$2.4B
Q3 24
$7.0B
$2.1B
Q2 24
$7.0B
$1.4B
Total Assets
AR
AR
ILMN
ILMN
Q1 26
$13.2B
$6.6B
Q4 25
$13.2B
$6.6B
Q3 25
$12.9B
Q2 25
$12.8B
Q1 25
$13.0B
Q4 24
$13.0B
$6.3B
Q3 24
$13.2B
$6.0B
Q2 24
$13.4B
$6.1B
Debt / Equity
AR
AR
ILMN
ILMN
Q1 26
0.19×
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24

Cash Flow & Capital Efficiency

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

Metric
AR
AR
ILMN
ILMN
Operating Cash FlowLast quarter
$457.7M
$289.0M
Free Cash FlowOCF − Capex
$235.6M
$251.0M
FCF MarginFCF / Revenue
17.4%
23.0%
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
2.16×
TTM Free Cash FlowTrailing 4 quarters
$1.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AR
AR
ILMN
ILMN
Q1 26
$457.7M
$289.0M
Q4 25
$370.7M
$321.0M
Q3 25
$310.1M
Q2 25
$492.4M
Q1 25
$457.7M
Q4 24
$278.0M
$364.0M
Q3 24
$166.2M
$316.0M
Q2 24
$143.5M
$80.0M
Free Cash Flow
AR
AR
ILMN
ILMN
Q1 26
$235.6M
$251.0M
Q4 25
$267.0M
Q3 25
Q2 25
Q1 25
Q4 24
$335.0M
Q3 24
$284.0M
Q2 24
$49.0M
FCF Margin
AR
AR
ILMN
ILMN
Q1 26
17.4%
23.0%
Q4 25
23.0%
Q3 25
Q2 25
Q1 25
Q4 24
30.3%
Q3 24
26.3%
Q2 24
4.4%
Capex Intensity
AR
AR
ILMN
ILMN
Q1 26
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
2.6%
Q3 24
3.0%
Q2 24
2.8%
Cash Conversion
AR
AR
ILMN
ILMN
Q1 26
2.16×
Q4 25
1.83×
0.96×
Q3 25
3.62×
Q2 25
2.96×
Q1 25
2.09×
Q4 24
1.75×
1.96×
Q3 24
0.45×
Q2 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

AR
AR

Natural gas sales$780.0M58%
Natural gas liquids sales$561.4M42%
Oil sales$50.3M4%
Other revenue and income$818.0K0%

ILMN
ILMN

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

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