9.27 USD
PREVIOUS CLOSE
PRTA Stock Premarket
Prothena Corporation plc Ordinary Shares
PRTANASDAQ • USD
Market: CLOSED
Premarket trading runs 4:00 AM – 9:30 AM ET.
📅 PRTA is expected to report earnings around Aug 3, 2026 after the close (estimated), with an estimated EPS of $-0.39. PRTA earnings details →
PRTA Premarket Chart
PRTA Premarket News
Gap Analytics — 5-year history, 5% minimum gap
No qualifying gap events found for PRTA.
Frequently Asked Questions
What is PRTA's premarket price?
No premarket activity has been recorded yet for PRTA today. The previous regular-session close was $9.27.
When does PRTA premarket trading start?
Premarket trading for PRTA on the NASDAQ runs from 4:00 AM to 9:30 AM Eastern Time, ahead of the regular session (9:30 AM – 4:00 PM ET). After-hours runs from 4:00 PM to 8:00 PM ET.
When does PRTA report earnings?
PRTA is expected to report earnings around Aug 3, 2026 after the close (estimated), with an estimated EPS of $-0.39.