Company overview
Innospec Inc. develops, manufactures, blends, markets, and supplies specialty chemicals in the Americas, Europe, the Middle East, Africa, and Asia-Pacific. It operates through three segments: Performance Chemicals, Fuel Specialties, and Oilfield Services. The company offers specialty chemical products used as additives in diesel, jet, marine, fuel oil and other fuels used in the operation of commercial trucking, marine and aviation engines, power station generators, heating oil, and other industrial machinery applications. It also provides innovative technology-based solutions for customers' processes or products in personal care, home care, agrochemical, construction, mining, and other industrial markets. In addition, the company develops and markets chemical solutions for drilling, completion, production, DRA, and oil and gas applications. It serves large multinational companies, manufacturers of personal care and home care products and global mining, agriculture and building products, and other industrial companies; national and multinational oil companies, fuel marketers and retailers, fuel terminals, marine lines, coating and plastics producers, and other heavy industrial end-users; and multinational public, and independent exploration and production, and oilfield services companies. The company was formerly known as Octel Corp. and changed its name to Innospec Inc. in January 2006. Innospec Inc. was founded in 1938 and is headquartered in Englewood, Colorado.
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 IOSP with another company.
| Daily close (USD) | $97.69 |
| Market capitalization (USD) | $2,406,206,981.43 |
| Price / earnings (TTM) | 19.8 |
| Price / book | 1.78 |
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Company size
Innospec Inc.'s recorded market capitalization is $2,406,206,981.43. It measures the market value of the company's equity, rather than its revenue or cash balance.
Price relative to earnings
IOSP's recorded P/E is 19.8: about $19.8 of share price for each $1 of trailing annual earnings per share. Compare that multiple with earnings growth and companies in the same business.
Price relative to book equity
IOSP's recorded price-to-book ratio is 1.78. 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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