Return on Investments: An indicator of how profitable a company is relative to its assets invested by shareholders and long-term bond holders. Calculated by dividing a company's operating earnings by its long-term debt and shareholders equity. Calculated as: Income from Continuing Operations / (Total Long-Term Debt + Shareholders Equity)

First Solar, Inc. (FSLR) had Return on Investments of 15.56% for the most recently reported fiscal year, ending 2025-12-31.