Prothena Corp Public (PRTA) Deferred Taxes (2013 - 2025)

Prothena Corp Public's Deferred Taxes history runs 13 years deep, the most recent figure standing at $44.9 million for Q2 2025.

• In Q2 2025, Deferred Taxes rose 1699.39% year-over-year to $44.9 million; the TTM figure through Mar 2026 stood at $44.9 million (up 645.3% YoY), while the FY2025 annual figure was $43.2 million, up 562.65% from the prior year.
• Deferred Taxes was $44.9 million for Q2 2025 at Prothena Corp Public, up from -$1.7 million in the prior quarter.
• In the past five years, Deferred Taxes ranged from a high of $44.9 million in Q2 2025 to a low of -$4.5 million in Q2 2023.
• Historically, Deferred Taxes has averaged $646888.9 across 5 years, with a median of -$2.4 million in 2022.
• The sharpest annual moves came in 2022 and 2025: Deferred Taxes slumped 4088.89% in 2022, then jumped 1699.39% in 2025.
• A 5-year view of Deferred Taxes shows it stood at -$568000.0 in 2021, then sank by 468.66% to -$3.2 million in 2022, then retreated by 23.13% to -$4.0 million in 2023, then jumped by 43.75% to -$2.2 million in 2024, then jumped by 2107.64% to $44.9 million in 2025.
• The last three Deferred Taxes figures came in at $44.9 million (Q2 2025), -$1.7 million (Q1 2025), and -$2.2 million (Q4 2024), per Business Quant data.