8.25 USD
AT CLOSE
PRTA Stock After Hours
Prothena Corporation plc Ordinary Shares
PRTANASDAQ • USD
Market: OPEN
After-hours trading runs 4:00 PM – 8:00 PM ET.
📅 PRTA is expected to report earnings around Nov 5, 2026 after the close (estimated), with an estimated EPS of $-0.21. PRTA earnings details →
PRTA After Hours Chart
PRTA After Hours News
Gap Analytics — 5-year history, 5% minimum gap
No qualifying gap events found for PRTA.
Frequently Asked Questions
What is PRTA's after-hours price?
Prothena (PRTA) has no recorded after-hours trades for the latest session. Its regular-session close was $8.24. After-hours quotes appear here when the stock trades between 4:00 PM and 8:00 PM ET.
When does PRTA after-hours trading start and end?
After-hours trading in PRTA on the NASDAQ runs from 4:00 PM to 8:00 PM ET on trading days, immediately after the regular session closes. Not every broker offers the full window, and liquidity thins sharply after about 6:30 PM ET.
When does PRTA report earnings?
PRTA is expected to report earnings around Nov 5, 2026 after the close (estimated), with an estimated EPS of $-0.21. Earnings are the most common cause of a large after-hours move, since most companies report after the close.