Prothena Corp Public (PRTA) Research & Development (2012 - 2026)

Prothena Corp Public's Research & Development history runs 15 years deep, the most recent figure standing at $12.6 million for Q1 2026.

• In Q1 2026, Research & Development fell 75.15% year-over-year to $12.6 million; the TTM figure through Mar 2026 stood at $96.7 million (down 53.8% YoY), while the FY2025 annual figure was $134.9 million, down 39.4% from the prior year.
• Research & Development was $12.6 million for Q1 2026 at Prothena Corp Public, down from $14.6 million in the prior quarter.
• In the past five years, Research & Development ranged from a high of $64.1 million in Q1 2024 to a low of $12.6 million in Q1 2026.
• Historically, Research & Development has averaged $42.7 million across 5 years, with a median of $44.8 million in 2023.
• The sharpest annual moves came in 2022 and 2026: Research & Development surged 121.54% in 2022, then tumbled 75.15% in 2026.
• A 5-year view of Research & Development shows it stood at $36.9 million in 2022, then surged by 67.86% to $61.9 million in 2023, then dropped by 18.93% to $50.2 million in 2024, then tumbled by 70.93% to $14.6 million in 2025, then dropped by 13.43% to $12.6 million in 2026.
• The last three Research & Development figures came in at $12.6 million (Q1 2026), $14.6 million (Q4 2025), and $28.9 million (Q3 2025), per Business Quant data.