OnlyAlphaFree daily email

Prothena Corporation plcPRTA

Close of Friday, October 23, 2026 · Prothena Corporation plc is trading below its Pivot, OnlyAlpha's long-term trend line.

Price
$8.20
vs its Pivot
-11.3%
OnlyAlpha Score
49
Trend
Below its Pivot
$11.19$8.03
Last 12 months. Solid line: price. Dashed green: the Pivot.

Returns

1 monthYear to date1 year3 years / yr5 years / yr
-1.4%-14.1%-17.0%——

No dividend in the last 12 months.

Who runs and owns it

In these funds

IBB · 0.03%IWM · 0.01%
Get PRTA in your free daily emailAfter every close: whether PRTA is above or below its Pivot, its OnlyAlpha Score, and any new buy or sell signal, along with the rest of your list.
Track PRTA free → Full Stock check