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Screener Weekly Summary Pricing

Illumina, Inc. ILMN

Healthcare  —  Diagnostics & Research
270.00 (3.90) (1.42%) as of 25 Sep
Market cap
$41.3B
P/E
50.4×
S&P 500 Member Cash Flow Champion (3y) Insider Buys (last 12m)
Indexes indicate stock being part of an index,
Growth Flags show if company had growth for consecutive years,
Insider Buys alert about insiders buying in the last 12 month
Overview Business Profile Financial Analysis Income Statement Balance Sheet Cash Flow Metrics & Ratios 10-Q 10-K

Illumina, Inc. (ILMN) P/E ratio

As of 25 September 2026, Illumina, Inc. (ILMN) trades at a P/E ratio of 50.4×. Over the past ten years it has ranged from 0.0× (June 2025) to 110× (February 2021); the current reading is higher than 62% of that period. That is above the Diagnostics & Research industry median of 33.9× and above the Healthcare sector median of 22.7×.

P/E ratio, daily

Annual

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

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 62

P/E ratio against peers

Company P/E ratio
NTRA Natera, Inc. compare n/m
GH Guardant Health, Inc. compare n/m
DGX Quest Diagnostics Incorporated compare 24.8×
IQV IQVIA Holdings Inc. compare 33.3×
MTD Mettler-Toledo International, Inc. compare 33.9×
A Agilent Technologies, Inc. compare 33.9×
IDXX IDEXX Laboratories, Inc. compare 36.2×
ILMN Illumina, Inc. 50.4×
WAT Waters Corporation compare 108×
Diagnostics & Research industry median 33.9×
Healthcare sector median 22.7×
Market median 17.9×

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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