Rubis SCA (RUI.PA) WACC Analysis

As of June 1, 2025, Rubis SCA (RUI.PA) carries a Weighted Average Cost of Capital (WACC) of 7.2%. WACC reflects the blended rate Rubis SCA must pay to both equity and debt holders.

Within that, the cost of equity is 8.2%, the cost of debt is 4.0%, and the effective tax rate is 18.3%.

Breakdown of WACC Components

• Long-term bond rate: 3.0% – 3.5%
• Equity market risk premium: 5.8% – 6.8%
• Adjusted beta: 0.9 – 1.12
• Additional risk adjustment: 0.0% – 0.5%
• Debt-to-equity ratio: 0.75

What It Means for Investors

With a selected WACC of 7.2%, Rubis SCA must ensure any new investment returns exceed this threshold to generate shareholder value. This level reflects an attractive low cost of capital.