Name: Operating Profit Margin

Definition: Operating profit margin focuses on profits from the company’s core business — before interest payments and taxes. It reflects how well the business manages operating costs relative to sales. Strong operating margins show efficient day-to-day operations. Shrinking margins may reveal rising overhead, pricing weakness, or declining efficiency.

Interpretation:
• In '2021', PRKS's operating profit margin was 28.8%, highlighting profit earned from core business operations. Industry average for Biotechnology: Electromedical & Electrotherapeutic Apparatus in '2021' stood at -50.3%.
• In '2022', PRKS's operating profit margin was 29.3%, highlighting profit earned from core business operations. The increase since '2021' reflects strengthening financial performance. Industry average for Biotechnology: Electromedical & Electrotherapeutic Apparatus in '2022' stood at -57.5%. Industry average declined by 7.2% from previous year.
• In '2023', PRKS's operating profit margin was 26.7%, highlighting profit earned from core business operations. The decline from '2022' may indicate some operational or financial challenges. Industry average for Biotechnology: Electromedical & Electrotherapeutic Apparatus in '2023' stood at -71.5%. Industry average declined by 14.0% from previous year.
• In '2024', PRKS's operating profit margin was 26.9%, highlighting profit earned from core business operations. The increase since '2023' reflects strengthening financial performance. Industry average for Biotechnology: Electromedical & Electrotherapeutic Apparatus in '2024' stood at -64.9%. Industry average increased by 6.6% compared to previous year.
Overall, PRKS's operating profit margin has remained generally stable over the past 4 years.

Formula: Operating Profit Margin = Operating Income / Revenue

Good Range: Often 10%-30% depending on business model.