What is OLN's five-year median P/E?

10.3x. Half of OLN's weekly readings over the last five years were higher and half were lower. This page has 808 weekly readings, from May 2, 2011 to Oct 19, 2026.

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

No. The rank compares OLN 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.

Olin Corp (OLN) valuation history

Materials

$15.66

Latest weekly close · Market cap $1.8B

As of Oct 24, 2026

OLN has no P/E right now because its earnings over the last twelve months are negative.

No P/E chart for OLN right now

P/E needs positive earnings, so there is no current reading to compare with its history.

See OLN's P/S history

P/E

n/anot ranked

P/E needs positive earnings to be ranked.

Growth, last 12 months vs the year before

Revenue: +1%slowing
EPS: n/a

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/E at each year-end

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

OLN P/E at each year-end
Year-end	P/E	5-year percentile
Dec 29, 2025	45.9×	99
Dec 30, 2024	25.7×	93
Dec 25, 2023	11.7×	85
Dec 26, 2022	5.7×	19
Dec 27, 2021	9.8×	34
Dec 28, 2020	n/a	Too little history
Dec 30, 2019	23.3×	65
Dec 31, 2018	4.7×	4
Dec 25, 2017	79.1×	86
Dec 26, 2016	n/a	Too little history

Materials peers on P/E

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

Compare OLN with peers

Materials peers of OLN on P/E
Stock	P/E	Versus its own history	5-year percentile
DOWDow Inc.	n/a	Not ranked	n/a, not ranked
WLKWestlake Corp	n/a	Not ranked	n/a, not ranked
AAAlcoa Corp	7.9×	Historically low	10
ALBAlbemarle Corporation	355.9×	Historically high	93
AMCRAmcor	19.5×	Within its usual range	45

Appears in

Sector: Materials
Themes: US Manufacturing Stocks Infrastructure Stocks
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 Materials stocks the same way

Research on OLN

No articles about OLN yet. How valuation percentiles work

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About this history

What is OLN's current P/E?: OLN has no P/E right now because its earnings over the last twelve months are negative.
What is OLN's five-year median P/E?: 10.3x. Half of OLN's weekly readings over the last five years were higher and half were lower. This page has 808 weekly readings, from May 2, 2011 to Oct 19, 2026.
Does a low historical rank mean a stock is a buy?: No. The rank compares OLN 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.