Skip to content
OpenCapital
Get started

Prothena Corporation plc PRTA Q3 2025 earnings

Reported November 6, 2025 · After market close

Revenue$2.4MBeat by $1.7M
EPS-$0.67Miss by $0.07
Revenue estimate$666.7K
EPS estimate-$0.60

Next report

Aug 3, 2026 (In 5 days)
Revenue estimate$421.7K
EPS estimate-$0.39

Versus estimates

Revenue

Q1 2026$51.1MBeat by $50.3MQ4 2025$21.0KMiss by $1.3M
Q3 2025$2.4MBeat by $1.7M
Q2 2025$4.4MMiss by $2.2MQ1 2025$2.8MMiss by $12.5MQ4 2024$2.1MMiss by $5.4M

Diluted EPS

Q1 2026$0.52Beat by $0.83Q4 2025-$0.44Beat by $0.01
Q3 2025-$0.67Miss by $0.07
Q2 2025-$1.86Miss by $0.75Q1 2025-$1.12Miss by $0.20Q4 2024-$1.08Miss by $0.06

Ask the moment Prothena Corporation plc reports.

Connect your AI and ask the moment the filing drops. It reads the release, surfaces what management said, and gives you its own read.

Connect your AI
Harbor at dusk
Claude

Questions, answered.

When did Prothena Corporation plc report Q3 2025 earnings?
Prothena Corporation plc (PRTA) reported Q3 2025 earnings on November 6, 2025 after market close.
What were Prothena Corporation plc's Q3 2025 revenue and EPS?
Prothena Corporation plc reported revenue of $2.4M and eps of $-0.67 for Q3 2025.
Did Prothena Corporation plc beat estimates in Q3 2025?
Revenue beat the consensus estimate of $666.7K by $1.7M. EPS missed the consensus estimate of $-0.60 by $0.07.
How did Prothena Corporation plc's Q3 2025 results compare year-over-year?
Compared to the same quarter a year prior, revenue grew 149.0% from $970.0K a year earlier and eps grew 39.1% from $-1.10.
Where can I find Prothena Corporation plc's Q3 2025 SEC filings?
You can read the 8-K earnings release (0001559053-25-000042) and the 10-Q periodic report (0001559053-25-000044) directly on SEC EDGAR. The filing index links above go to sec.gov.