Amazon.com Inc (AMZN) WACC Analysis

As of April 17, 2026, Amazon.com Inc (AMZN) carries a Weighted Average Cost of Capital (WACC) of 10.1%. WACC reflects the blended rate Amazon.com Inc must pay to both equity and debt holders.

Within that, the cost of equity is 8.7%, the cost of debt is 4.0%, and the effective tax rate is 16.8%.

Breakdown of WACC Components

• Long-term bond rate: 3.9% – 4.4%
• Equity market risk premium: 4.6% – 5.6%
• Adjusted beta: 1.05 – 1.24
• Additional risk adjustment: 0.0% – 0.5%
• Debt-to-equity ratio: 0.03

What It Means for Investors

With a selected WACC of 10.1%, Amazon.com Inc must ensure any new investment returns exceed this threshold to generate shareholder value. This level reflects a relatively high financing requirement.