What is ILMN's five-year median P/S?

4.6x. Half of ILMN's weekly readings since July 2024 were higher and half were lower. This page has 121 weekly readings, from Jul 1, 2024 to Oct 19, 2026.

Does a low historical rank mean a stock is a buy?

No. The rank compares ILMN only with its own past. Slower growth or more risk can justify a lower multiple than before. P/E uses earnings and P/S uses revenue from the last twelve months.

Illumina Inc (ILMN) valuation history

Health Care

$269.42

Latest weekly close · Market cap $41.2B

Historically high

As of Oct 24, 2026

ILMN's P/S of 9.2x is higher than 97% of its weekly readings since July 2024.

Weekly P/S since July 2024

P/S each weekMiddle half of its readingsMedian 4.6×

Median: 4.6×
Low to high: 2.6×–9.5×
Versus median: +98%
History starts: July 2024

P/S

97thpercentile

of its weekly readings since July 2024

Historically high

Growth, last 12 months vs the year before

Revenue: +5%accelerating
EPS: -32%

Price vs revenue and EPS, indexed to 100

Each line starts at 100 at its first positive reading over the last five years. Revenue and EPS change at fiscal quarter ends.

PriceRevenue, last 12 monthsEPS, last 12 months100 = first reading

P/S at each year-end

The last weekly reading of each year, and its percentile against the five years before it.

ILMN P/S at each year-end
Year-end	P/S	5-year percentile
Dec 29, 2025	4.8×	73
Dec 30, 2024	5.0×	59

Health Care peers on P/S

Each percentile compares a stock with its own last five years.

Compare ILMN with peers

Health Care peers of ILMN on P/S
Stock	P/S	Versus its own history	5-year percentile
AAgilent Technologies	6.7×	Historically high	90
AVTRAvantor Inc	1.8×	Within its usual range	36
BIOBio-Rad Laboratories Inc	3.8×	Within its usual range	59
BRKRBruker Corp	2.5×	Below its usual range	29
CRLCharles River Laboratories	4.1×	Historically high	91

Appears in

Sector: Health Care
Screens: Stocks with Low P/E Ratios and Steady Revenue Growth
Stocks Below Their 5-Year Median P/E
Stocks Near Their Lowest P/E Ratios in 5 Years

Screen Health Care stocks the same way

Research on ILMN

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About this history

What is ILMN's current P/S?: ILMN's P/S of 9.2x is higher than 97% of its weekly readings since July 2024.
What is ILMN's five-year median P/S?: 4.6x. Half of ILMN's weekly readings since July 2024 were higher and half were lower. This page has 121 weekly readings, from Jul 1, 2024 to Oct 19, 2026.
Does a low historical rank mean a stock is a buy?: No. The rank compares ILMN only with its own past. Slower growth or more risk can justify a lower multiple than before. P/E uses earnings and P/S uses revenue from the last twelve months.