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Owens Corning (OC) — WACC Analysis

WACC Breakdown

Owens Corning (OC) has a weighted average cost of capital (WACC) of 8.9%. The cost of equity is 10.2%, derived from a beta of 1.27 and a risk-free rate of 5.2%. The after-tax cost of debt is 6.3%. The capital structure is 67.7% equity and 32.3% debt.

Interpretation

A WACC of 8.9% is moderate, reflecting the market's balanced risk assessment of Owens Corning.

Investors can compare OC's WACC of 8.9% against industry peers to gauge its relative financing costs. A beta of 1.27 reflects the stock's volatility relative to the broader market.

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VALUATION

OC WACC: 8.94% for Owens Corning

Current inputs imply a 10.20% cost of equity and a 6.30% pre-tax cost of debt. Use this discount rate as a starting point for DCF validation.

[01]Current Market Data
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WACC Calculation Process
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Market Data Loaded
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Company Data Fetched
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Beta Calculated (5Y)
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Inputs Auto-Populated
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WACC Calculated
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Step 2: Enter Ticker Symbol
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Step 4: Review Auto-Populated WACC Inputs

Values are automatically populated from real data. You can adjust them manually if needed.

4.30%
1.000
4.23%
5.00%
21.00%
70.00%
Debt: 30.00%Equity: 70.00%

Please enter a valid company ticker to calculate WACC

Owens Corning Common Stock (OC) WACC Results
Weighted Average Cost of Capital
8.94%
Cost of Equity
10.20%
Risk-Free Rate5.21%
Beta1.27
Market Risk Premium4.23%
Cost of Debt
6.30%
Pre-Tax Cost of Debt6.30%
Tax Rate0.00%
Tax Shield0.00%
Capital Structure
Equity: 67.74%($8794.96M)
Debt: 32.26%($4188.00M)
Equity Component
6.91%
67.74% × 10.20%
Debt Component
2.03%
32.26% × 6.30%

Owens Corning (OC) WACC in context

Owens Corning (OC) currently screens with an estimated WACC of 8.94%. That blends a 10.20% cost of equity, a 6.30% pre-tax cost of debt, and a 67.74% equity weight into the discount rate you would typically use in a DCF model.

falls into a common range for established public companies and is a practical DCF starting point.

What OC WACC implies

A 8.94% discount rate falls into a common range for established public companies and is a practical DCF starting point.

How this page calculates OC

This page combines CAPM-based cost of equity with SEC-derived debt and capital structure inputs. The current beta is 1.27 and equity accounts for 67.74% of capital.

What to do next

Validate business quality on the company page, then carry the same discount-rate assumptions into the DCF page to test fair value sensitivity.

Disclaimer: This is not financial advice. Data sourced from SEC EDGAR and Polygon.io. Past performance does not guarantee future results. Always conduct your own research before making investment decisions.

OC WACC: 8.94% — Owens Corning Cost of Capital (October 2026) | DeepViews