Olin (OLN) - Market capitalization

Market cap: £1.76 Billion

As of December 2025 Olin has a market cap of £1.76 Billion. This makes Olin the world's 4386th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Olin from 1996 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	£1.76 B	-43.88%
2024	£3.13 B	-39.54%
2023	£5.18 B	-13.41%
2022	£5.99 B	-10.3%
2021	£6.68 B	134.91%
2020	£2.84 B	37.11%
2019	£2.07 B	-20.78%
2018	£2.61 B	-40.24%
2017	£4.38 B	27.74%
2016	£3.43 B	78.39%
2015	£1.92 B	69.87%
2014	£1.13 B	-18.49%
2013	£1.38 B	29.63%
2012	£1.07 B	5.71%
2011	£1.01 B	-4.19%
2010	£1.05 B	24.11%
2009	£0.85 B	-10.16%
2008	£0.94 B	30.86%
2007	£0.72 B	17.23%
2006	£0.61 B	-24.61%
2005	£0.82 B	1.34%
2004	£0.80 B	22.3%
2003	£0.66 B	18.43%
2002	£0.55 B	15.56%
2001	£0.48 B	-25.83%
2000	£0.65 B	17.99%
1999	£0.55 B	-29.34%
1998	£0.78 B	-44.04%
1997	£1.39 B	21.82%
1996	£1.14 B

End of Day market cap according to different sources

On Dec 5th, 2025 the market cap of Olin was reported to be:

£1.75 Billion

by Nasdaq

£1.76 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Minerals Technologies MTX	£1.39 B	-20.85%	🇺🇸 USA
Stepan Company SCL	£0.76 B	-56.45%	🇺🇸 USA
Cabot Corporation CBT	£2.60 B	48.19%	🇺🇸 USA
PPG Industries PPG	£17.11 B	872.15%	🇺🇸 USA
Westlake Chemical WLK	£6.54 B	271.98%	🇺🇸 USA
Sociedad Química y Minera SQM	£13.13 B	646.01%	🇨🇱 Chile

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Olin (OLN)

Market cap: £1.76 Billion