Prothena Corp Public (PRTA) Return on Capital Employed (2013 - 2026)

Prothena Corp Public's Return on Capital Employed history runs 14 years deep, the most recent figure standing at 38.92% for Q1 2026.

• On a quarterly basis, Return on Capital Employed fell 960.0% year-over-year to 38.92% in Q1 2026; TTM through Mar 2026 was 38.92%, a 960.0% decrease from a year earlier, with the FY2025 full-year figure at 54.19%, down 2722.0% from the prior year.
• Return on Capital Employed improved to 38.92% in Q1 2026 per PRTA's latest filing, from 71.82% in the prior quarter.
• Across five years, Return on Capital Employed topped out at 11.83% in Q1 2022 and bottomed at 78.71% in Q3 2025.
• The 5-year median for Return on Capital Employed is 29.3% (2024), against an average of 31.71%.
• Across the five-year window, Return on Capital Employed surged 4788 bps in 2022 and tumbled 5868 bps in 2025, its largest moves.
• Year by year, Return on Capital Employed stood at 21.71% in 2022, then sank by 32 bps to 28.74% in 2023, then decreased by 3 bps to 29.57% in 2024, then slumped by 143 bps to 71.82% in 2025, then jumped by 46 bps to 38.92% in 2026.
• Per Business Quant, the three latest PRTA Return on Capital Employed figures stand at 38.92% (Q1 2026), 71.82% (Q4 2025), and 78.71% (Q3 2025).