Illumina, Inc.

ILMN Healthcare Diagnostics & Research

Illumina, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $4.3 billion, down 0.66% from fiscal 2024. In the quarter to June 2026, revenue grew 9.44%, EPS fell 8.05%, free cash flow fell 18.3% and total debt was flat, each against the same quarter a year earlier. Member of the S&P 500; operating cash flow growth for three consecutive years; insiders bought in the last twelve months.

262.03 5.90 −2.20%
Market cap
$40.5B
P/E
48.4×
Fwd P/E
34.7×
Dividend yield
—
F-score
8/9
Altman Z
4.39
Beneish M
−2.51
Dividend safety
n/a

Illumina, Inc. (ILMN) P/B ratio

Alert me on P/B ratio

As of 16 October 2026, Illumina, Inc. (ILMN) trades at a P/B ratio of 13.9×. Over the past ten years it has ranged from 2.4× (November 2023) to 19.0× (June 2015); the current reading is higher than 90% of that period. That is above the Diagnostics & Research industry median of 3.1× and above the Healthcare sector median of 2.3×.

P/B ratio, daily

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Annual newest first

Period P/B ratio Change
FY2025 7.5× (16.62%)
FY2024 9.0× 143.21%
FY2023 3.7× (20.81%)
FY2022 4.6× (10.06%)
FY2021 5.2× (54.14%)
FY2020 11.3× 9.61%
FY2019 10.3× (7.81%)
FY2018 11.2× (3.63%)
FY2017 11.6× 40.12%
FY2016 8.3× (43.60%)

Quarterly newest first

Period P/B ratio Change
Jun 2026 9.4× 32.75%
Mar 2026 7.0× (5.61%)
Dec 2025 7.5× 22.34%
Sep 2025 6.1× (8.01%)
42 more quarters

Against its own ten years

Low 2.4× High 19.0×
Ten-year median 10.1×
Current reading's percentile 96

P/B ratio against peers

Company P/B ratio
WAT Waters Corporation compare 2.8×
LH Labcorp Holdings Inc. compare 3.0×
DGX Quest Diagnostics Incorporated compare 3.3×
A Agilent Technologies, Inc. compare 6.6×
IQV IQVIA Holdings Inc. compare 7.0×
ILMN Illumina, Inc. 13.9×
IDXX IDEXX Laboratories, Inc. compare 27.4×
NTRA Natera, Inc. compare 30.8×
MTD Mettler-Toledo International, Inc. compare 2,546×
Diagnostics & Research industry median 3.1×
Healthcare sector median 2.3×
Market median 1.7×

What P/B ratio is

Price to Book Value tells an investor how much the market pays for a company’s shares relative to the accounting net worth that belongs to common shareholders.

Stock Price ÷ (Common Equity (Total) (latest quarter) ÷ Shares (Basic, Weighted) (latest quarter))

The full definition of P/B ratio →

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