W R Grace & Co (GRA) WACC Analysis

As of April 4, 2026, W R Grace & Co (GRA) carries a Weighted Average Cost of Capital (WACC) of 6.6%. WACC reflects the blended rate W R Grace & Co must pay to both equity and debt holders.

Within that, the cost of equity is 6.8%, the cost of debt is 4.0%, and the effective tax rate is 33.7%.

Breakdown of WACC Components

• Long-term bond rate: 3.2% – 3.7%
• Equity market risk premium: 4.2% – 5.2%
• Adjusted beta: 0.85 – 1.01
• Additional risk adjustment: 0.0% – 0.5%
• Debt-to-equity ratio: 0.43

What It Means for Investors

With a selected WACC of 6.6%, W R Grace & Co must ensure any new investment returns exceed this threshold to generate shareholder value. This level reflects an attractive low cost of capital.