Analyst consensus rating

Prothena Analyst Rating: Buy

Direct answer

Prothena's consensus rating is Buy.

5 analysts are included in the current consensus when a coverage count is available.
The same consensus reports an average price target of $21.40.
Forecast evidence checked October 19, 2026.

Get free Prothena email updates.

Bullstory sends one daily email when new analysis or important company news is available.

Verified data

Current price
$8.35
Average price target
$21.40
High price target
$36.00
Low price target
$8.00
Low target gap
-4.2%
Target upside
+156.3%
High target gap
+331.1%
Target range width
335.3%
Consensus rating
Buy
Analysts
5
Evidence date
October 19, 2026
Valid through
October 26, 2026

Read the frequently asked questions.

What is the analyst consensus rating for Prothena?

Prothena has a verified Buy consensus. The same dataset has an average price target of $21.40.

How far are Prothena's low and high targets from the recorded price?

The low target implies -4.2%, while the high target implies +331.1%.

How many analysts are included in Prothena's consensus?

The verified consensus includes 5 analysts.

How is Prothena's target upside or downside calculated?

The average target of $21.40 is divided by the recorded price of $8.35, then one is subtracted to produce +156.3%. This does not guarantee a future return.

When was Prothena's analyst forecast verified?

The data was verified on 2026-10-19. The dataset is valid through 2026-10-26.