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

Iron Mountain is the larger business by last-quarter revenue ($1.8B vs $1.1B, roughly 1.7× ILLUMINA, INC.). ILLUMINA, INC. runs the higher net margin — 12.3% vs 5.1%, a 7.2% gap on every dollar of revenue. On growth, Iron Mountain posted the faster year-over-year revenue change (16.6% vs 4.8%). ILLUMINA, INC. produced more free cash flow last quarter ($251.0M vs $-16.2M). Over the past eight quarters, Iron Mountain's revenue compounded faster (11.7% 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.

Iron Mountain Inc. is an American enterprise information management services company founded in 1951 and headquartered in Portsmouth, New Hampshire. Its records management, information destruction, and data backup and recovery services are supplied to more than 220,000 customers in 58 countries throughout North America, Europe, Latin America, Africa, Asia, and Oceania.

ILMN vs IRM — Head-to-Head

Bigger by revenue
IRM
IRM
1.7× larger
IRM
$1.8B
$1.1B
ILMN
Growing faster (revenue YoY)
IRM
IRM
+11.8% gap
IRM
16.6%
4.8%
ILMN
Higher net margin
ILMN
ILMN
7.2% more per $
ILMN
12.3%
5.1%
IRM
More free cash flow
ILMN
ILMN
$267.2M more FCF
ILMN
$251.0M
$-16.2M
IRM
Faster 2-yr revenue CAGR
IRM
IRM
Annualised
IRM
11.7%
-1.3%
ILMN

Income Statement — Q1 FY2027 vs Q4 FY2025

Metric
ILMN
ILMN
IRM
IRM
Revenue
$1.1B
$1.8B
Net Profit
$134.0M
$93.1M
Gross Margin
66.1%
Operating Margin
19.2%
18.5%
Net Margin
12.3%
5.1%
Revenue YoY
4.8%
16.6%
Net Profit YoY
-11.9%
EPS (diluted)
$0.87
$0.31

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
IRM
IRM
Q1 26
$1.1B
Q4 25
$1.2B
$1.8B
Q3 25
$1.8B
Q2 25
$1.7B
Q1 25
$1.6B
Q4 24
$1.1B
$1.6B
Q3 24
$1.1B
$1.6B
Q2 24
$1.1B
$1.5B
Net Profit
ILMN
ILMN
IRM
IRM
Q1 26
$134.0M
Q4 25
$334.0M
$93.1M
Q3 25
$86.2M
Q2 25
$-43.3M
Q1 25
$16.2M
Q4 24
$186.0M
$105.7M
Q3 24
$705.0M
$-33.7M
Q2 24
$-2.0B
$34.6M
Gross Margin
ILMN
ILMN
IRM
IRM
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
IRM
IRM
Q1 26
19.2%
Q4 25
17.4%
18.5%
Q3 25
17.6%
Q2 25
15.2%
Q1 25
16.0%
Q4 24
15.8%
17.9%
Q3 24
68.6%
16.1%
Q2 24
-147.2%
15.0%
Net Margin
ILMN
ILMN
IRM
IRM
Q1 26
12.3%
Q4 25
28.8%
5.1%
Q3 25
4.9%
Q2 25
-2.5%
Q1 25
1.0%
Q4 24
16.8%
6.7%
Q3 24
65.3%
-2.2%
Q2 24
-178.8%
2.3%
EPS (diluted)
ILMN
ILMN
IRM
IRM
Q1 26
$0.87
Q4 25
$2.16
$0.31
Q3 25
$0.28
Q2 25
$-0.15
Q1 25
$0.05
Q4 24
$1.16
$0.35
Q3 24
$4.42
$-0.11
Q2 24
$-12.48
$0.12

Balance Sheet & Financial Strength

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

Metric
ILMN
ILMN
IRM
IRM
Cash + ST InvestmentsLiquidity on hand
$1.2B
$158.5M
Total DebtLower is stronger
$16.2B
Stockholders' EquityBook value
$2.7B
$-981.0M
Total Assets
$6.6B
$21.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ILMN
ILMN
IRM
IRM
Q1 26
$1.2B
Q4 25
$1.6B
$158.5M
Q3 25
Q2 25
Q1 25
Q4 24
$93.0M
$155.7M
Q3 24
$70.0M
Q2 24
$74.0M
Total Debt
ILMN
ILMN
IRM
IRM
Q1 26
Q4 25
$16.2B
Q3 25
$15.5B
Q2 25
$14.8B
Q1 25
$14.2B
Q4 24
$13.0B
Q3 24
$13.2B
Q2 24
$12.8B
Stockholders' Equity
ILMN
ILMN
IRM
IRM
Q1 26
$2.7B
Q4 25
$2.7B
$-981.0M
Q3 25
$-882.0M
Q2 25
$-767.4M
Q1 25
$-698.5M
Q4 24
$2.4B
$-503.1M
Q3 24
$2.1B
$-259.0M
Q2 24
$1.4B
$-132.9M
Total Assets
ILMN
ILMN
IRM
IRM
Q1 26
$6.6B
Q4 25
$6.6B
$21.1B
Q3 25
$20.6B
Q2 25
$20.2B
Q1 25
$19.4B
Q4 24
$6.3B
$18.7B
Q3 24
$6.0B
$18.5B
Q2 24
$6.1B
$18.0B

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
IRM
IRM
Operating Cash FlowLast quarter
$289.0M
$500.0M
Free Cash FlowOCF − Capex
$251.0M
$-16.2M
FCF MarginFCF / Revenue
23.0%
-0.9%
Capex IntensityCapex / Revenue
28.0%
Cash ConversionOCF / Net Profit
2.16×
5.37×
TTM Free Cash FlowTrailing 4 quarters
$1.1B
$-931.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ILMN
ILMN
IRM
IRM
Q1 26
$289.0M
Q4 25
$321.0M
$500.0M
Q3 25
$267.6M
Q2 25
$375.1M
Q1 25
$197.3M
Q4 24
$364.0M
$431.6M
Q3 24
$316.0M
$252.9M
Q2 24
$80.0M
$382.2M
Free Cash Flow
ILMN
ILMN
IRM
IRM
Q1 26
$251.0M
Q4 25
$267.0M
$-16.2M
Q3 25
$-256.3M
Q2 25
$-181.6M
Q1 25
$-477.5M
Q4 24
$335.0M
$-186.0M
Q3 24
$284.0M
$-143.2M
Q2 24
$49.0M
$-14.6M
FCF Margin
ILMN
ILMN
IRM
IRM
Q1 26
23.0%
Q4 25
23.0%
-0.9%
Q3 25
-14.6%
Q2 25
-10.6%
Q1 25
-30.0%
Q4 24
30.3%
-11.8%
Q3 24
26.3%
-9.2%
Q2 24
4.4%
-1.0%
Capex Intensity
ILMN
ILMN
IRM
IRM
Q1 26
Q4 25
28.0%
Q3 25
29.9%
Q2 25
32.5%
Q1 25
42.4%
Q4 24
2.6%
39.1%
Q3 24
3.0%
25.4%
Q2 24
2.8%
25.9%
Cash Conversion
ILMN
ILMN
IRM
IRM
Q1 26
2.16×
Q4 25
0.96×
5.37×
Q3 25
3.10×
Q2 25
Q1 25
12.15×
Q4 24
1.96×
4.08×
Q3 24
0.45×
Q2 24
11.04×

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%

IRM
IRM

Storage Rental$1.1B58%
Services$781.9M42%

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