Which margin provides insight into the overall profitability after all expenses are deducted?

The Net Profit Margin is the measure that provides insight into the overall profitability of a business after all expenses, including operating costs, taxes, interest, and other non-operating expenses, have been deducted from total revenue. This margin indicates the percentage of revenue that remains as profit after all costs have been accounted for, offering a comprehensive view of a company's financial health.

Calculating the Net Profit Margin involves dividing the net profit by total revenue, which reflects how effectively a company is managing its costs and generating profit from its sales. A higher net profit margin indicates a more efficient and profitable business operation, as it shows that a greater proportion of revenue is converted into actual profit. This is crucial for stakeholders, including investors and management, as it helps assess the company's overall profitability compared to its total revenue.