Company overview
Olin Corporation manufactures and distributes chemical products in the United States, Europe, Asia Pacific, Latin America, and Canada. It operates through three segments: Chlor Alkali Products and Vinyls; Epoxy; and Winchester. The Chlor Alkali Products and Vinyls segment offers chlorine and caustic soda, ethylene dichloride and vinyl chloride monomers, methyl chloride, methylene chloride, chloroform, carbon tetrachloride, perchloroethylene, hydrochloric acid, hydrogen, bleach products, potassium hydroxide, and chlorinated organics intermediates and solvents. The Epoxy segment provides Allylics, such as allyl chloride, epichlorohydrin, and glycerin; aromatics, including acetone, bisphenol, cumene, and phenol; liquid and solid epoxy resins; and converted epoxy resins and additives. The Winchester segment offers sporting ammunition products, including shotshells, small caliber centerfire, and rimfire ammunition products for hunters and recreational shooters, and law enforcement agencies; small caliber military ammunition products for use in infantry and mounted weapons; and industrial products comprising gauge loads and powder-actuated tool loads for maintenance applications in power and concrete industries, and powder-actuated tools in construction industry. The company markets its products through its sales force, as well as directly to various industrial customers, mass merchants, retailers, wholesalers, gun clubs, other distributors, and the U.S. Government and its prime contractors. Olin Corporation was incorporated in 1892 and is based in Clayton, Missouri.
Daily valuation snapshot
These values come from the daily market snapshot dated 2026-10-08. TTM means trailing twelve months. Use the market date when comparing OLN with another company.
| Daily close (USD) | $15.61 |
| Market capitalization (USD) | $1,779,266,668.9 |
| Price / earnings (TTM) | Not reported |
| Price / book | 1.04 |
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Company size
Olin Corp.'s recorded market capitalization is $1,779,266,668.9. It measures the market value of the company's equity, rather than its revenue or cash balance.
Price relative to earnings
P/E compares share price with trailing annual earnings per share. For a company with losses, inspect the earnings figures directly rather than treating a negative multiple as a cheap valuation.
Price relative to book equity
OLN's recorded price-to-book ratio is 1.04. That compares its market equity value with recorded book equity. Examine its business and balance sheet to understand why those values differ.
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