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Owens Corning
OC - Company ID 0001370946
Market cap$11.54 B
Rank#865
Filings2,968
Market capitalization of Owens Corning
As of 2026-07-12, Owens Corning (OC) has a market capitalization of $11.54 B, making it the #865 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-07-12 | $11.54 B |
| 2026-07-11 | $11.54 B |
| 2026-07-10 | $11.56 B |
| 2026-07-09 | $11.29 B |
| 2026-07-08 | $11.07 B |
| 2026-07-07 | $11.45 B |
| 2026-07-06 | $11.82 B |
| 2026-07-05 | $12.16 B |
| 2026-07-04 | $12.16 B |
| 2026-07-03 | $12.16 B |
| 2026-07-02 | $12.16 B |
| 2026-07-01 | $12.61 B |
Frequently asked questions
What is Owens Corning's market cap?
As of 2026-07-12, Owens Corning (OC) has a market capitalization of $11.54 B, making it the #865 most valuable US-listed company.
Where does Owens Corning rank by market cap?
Owens Corning is the #865 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.