Prothena Corporation plc (PRTA)

Last Closing Price: 8.67 (2026-07-20)

Implied Volatility Skew (60-Day)

Implied Volatility Skew: A measurement that quantifies the difference in implied volatility of options at lower and higher strike prices.

Prothena Corporation plc (PRTA) had 60-Day Implied Volatility Skew of 0.0172 for 2026-07-20.