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/E ratio

Alert me on P/E ratio

As of 16 October 2026, Illumina, Inc. (ILMN) trades at a P/E ratio of 48.4×. Over the past ten years it has ranged from 0.0× (June 2025) to 110× (February 2021); the current reading is higher than 58% of that period. That is above the Diagnostics & Research industry median of 35.6× and above the Healthcare sector median of 23.0×.

P/E ratio, daily

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Annual newest first

Period P/E ratio Change
FY2025 23.9× —
FY2024 0.0× —
FY2023 0.0× —
FY2022 0.0× —
FY2021 72.7× (9.50%)
FY2020 80.3× 69.54%
FY2019 47.4× (8.72%)
FY2018 51.9× 19.11%
FY2017 43.6× 7.63%
FY2016 40.5× (30.82%)

Quarterly newest first

Period P/E ratio Change
Jun 2026 32.5× 45.81%
Mar 2026 22.3× (6.87%)
Dec 2025 23.9× 12.65%
Sep 2025 21.2× 76.36%
42 more quarters

Against its own ten years

Low 0.0× High 110×
Ten-year median 44.8×
Current reading's percentile 47

P/E ratio against peers

Company P/E ratio
NTRA Natera, Inc. compare n/m
DGX Quest Diagnostics Incorporated compare 24.6×
LH Labcorp Holdings Inc. compare 26.2×
IQV IQVIA Holdings Inc. compare 32.8×
A Agilent Technologies, Inc. compare 34.0×
MTD Mettler-Toledo International, Inc. compare 36.4×
IDXX IDEXX Laboratories, Inc. compare 39.1×
ILMN Illumina, Inc. 48.4×
WAT Waters Corporation compare 109×
Diagnostics & Research industry median 35.6×
Healthcare sector median 23.0×
Market median 18.1×

What P/E ratio is

Price to Earnings Ratio shows how much investors pay for each dollar of a company’s annual profit per share.

Stock Price ÷ EPS (Basic) (TTM)

The full definition of P/E ratio →

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