Prothena Corp Public (PRTA) Share-based Compensation (2012 - 2026)

Prothena Corp Public's Share-based Compensation history runs 15 years deep, the most recent figure standing at $6.9 million for Q1 2026.

• On a quarterly basis, Share-based Compensation fell 36.84% year-over-year to $6.9 million in Q1 2026; TTM through Mar 2026 was $33.6 million, a 2861.38% increase from a year earlier, with the FY2025 full-year figure at $37.6 million, up 17245.62% from the prior year.
• Share-based Compensation slipped to $6.9 million in Q1 2026 per PRTA's latest filing, from $7.1 million in the prior quarter.
• Across five years, Share-based Compensation topped out at $31.2 million in Q4 2022 and bottomed at -$35.2 million in Q4 2024.
• The 5-year median for Share-based Compensation is $10.1 million (2023), against an average of $8.3 million.
• Across the five-year window, Share-based Compensation jumped 233.79% in 2022 and tumbled 417.93% in 2024, its largest moves.
• Year by year, Share-based Compensation stood at $31.2 million in 2022, then sank by 64.45% to $11.1 million in 2023, then tumbled by 417.93% to -$35.2 million in 2024, then soared by 120.08% to $7.1 million in 2025, then fell by 2.25% to $6.9 million in 2026.
• Per Business Quant, the three latest PRTA Share-based Compensation figures stand at $6.9 million (Q1 2026), $7.1 million (Q4 2025), and $7.2 million (Q3 2025).