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INNOSPEC INC.
IOSP - Company ID 0001054905
Market cap$2.01 B
Rank#2125
Filings1,749
Market capitalization of INNOSPEC INC.
As of 2026-07-11, INNOSPEC INC. (IOSP) has a market capitalization of $2.01 B, making it the #2125 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-07-11 | $2.01 B |
| 2026-07-10 | $2.01 B |
| 2026-07-09 | $1.99 B |
| 2026-07-08 | $2.00 B |
| 2026-07-07 | $2.01 B |
| 2026-07-06 | $2.02 B |
| 2026-07-05 | $2.05 B |
| 2026-07-04 | $2.05 B |
| 2026-07-03 | $2.05 B |
| 2026-07-02 | $2.03 B |
| 2026-07-01 | $2.01 B |
| 2026-06-30 | $2.00 B |
Market Cap of similar companies
Frequently asked questions
What is INNOSPEC INC.'s market cap?
As of 2026-07-11, INNOSPEC INC. (IOSP) has a market capitalization of $2.01 B, making it the #2125 most valuable US-listed company.
Where does INNOSPEC INC. rank by market cap?
INNOSPEC INC. is the #2125 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.