Owens Corning OC Market capitalization
Market capitalization at other companies
Other financials
Where this comes from
Computed from the period-end share price: $8.7B.
The official record: Owens Corning’s 10-Q, filed May 6, 2026, on SEC EDGAR. View the filing →
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Questions, answered.
- What is Owens Corning's market capitalization?
- Owens Corning (OC) reported market capitalization of $8.7B in Q1 2026.
- How has Owens Corning's market capitalization changed year-over-year?
- Owens Corning's market capitalization decreased by 28.8% year-over-year, from $12.22B to $8.7B.
- What is the long-term trend for Owens Corning's market capitalization?
- Over 5 years (2020 to 2025), Owens Corning's market capitalization has grown at a 3.9% compound annual growth rate (CAGR), from $7.61B to $9.2B.
- What does market capitalization mean?
- What the stock market says the company's equity is worth.
- How do you interpret market capitalization?
- A size and market-sentiment gauge, not a quality measure — interpret through valuation ratios (P/E, P/S) that relate it to fundamentals.
- How does market capitalization compare across companies?
- Comparable across companies as a size class; the input to every equity-price valuation multiple.