$7.02
3.70% today
Nasdaq, May 21, 06:19 pm CET
ISIN
IE00B91XRN20
Symbol
PRTA
Sector
Industry

Prothena Corp. Plc Target price 2025 - Analyst rating & recommendation

Prothena Corp. Plc Classifications & Recommendation:

Buy
80%
Hold
20%

Prothena Corp. Plc Price Target

Target Price $49.00
Price $7.29
Potential
Number of Estimates 8
8 Analysts have issued a price target Prothena Corp. Plc 2026 . The average Prothena Corp. Plc target price is $49.00. This is higher than the current stock price. The highest price target is
$110.00 1,408.92%
register free of charge
, the lowest is .
A rating was issued by 10 analysts: 8 Analysts recommend Prothena Corp. Plc to buy, 2 to hold and 0 to sell.
Analysts don't have a crystal ball either, but they do represent the opinion of the market quite well. You should not take the price potential and the ratings as a recommendation to act. Rather, they serve as an additional building block for your own opinion or stock analysis.
Analyst Estimates: Analysts believe that the Prothena Corp. Plc stock has an average upside potential 2026 of . Most analysts recommend the Prothena Corp. Plc stock at Purchase.

Sales and Margin forecast 2025, 2026 to 2029

Create a premium account to unlock analyst estimates. Learn more

Quarter Annually
Dec '24 2025
Estimates
Revenue Million $ 135.16 47.04
47.93% 65.20%
Net Margin -90.41% -401.66%
44.40% 344.28%

9 Analysts have issued a sales forecast Prothena Corp. Plc 2025 . The average Prothena Corp. Plc sales estimate is

$47.0m
Unlock
. This is
65.90% lower
Unlock
than the revenue of the last 12 months(TTM). The highest sales forecast is
$115m 16.39%
Unlock
, the lowest is
$0.0 100.00%
Unlock
.

This results in the following potential growth metrics:

Revenue Estimates

2024 $135m 47.93%
2025
$47.0m 65.20%
Unlock
2026
$85.9m 82.50%
Unlock
2027
$237m 176.43%
Unlock
2028
$517m 117.65%
Unlock
2029
$839m 62.46%
Unlock

9 Prothena Corp. Plc Analysts have issued a net profit forecast 2025. The average Prothena Corp. Plc net profit estimate is

$-189m
Unlock
. This is
68.75% lower
Unlock
than the net profit for the last 12 months(TTM). The highest net profit forecast is
$-150m 36.28%
Unlock
, the lowest is
$-248m 125.98%
Unlock
.

This results in the following potential growth metrics and future Net Margins:

Net Profit Estimates

2024 $-122m 17.75%
2025
$-189m 54.62%
Unlock
2026
$-193m 1.93%
Unlock
2027
$-162m 15.94%
Unlock
2028
$-13.3m 91.77%
Unlock
2029
$222m 1,767.72%
Unlock

Net Margin

2024 -90.41% 44.40%
2025
-401.66% 344.28%
Unlock
2026
-224.32% 44.15%
Unlock
2027
-68.22% 69.59%
Unlock
2028
-2.58% 96.22%
Unlock
2029
26.47% 1,125.97%
Unlock

Earnings per share, P/E ratio and EV/sales Estimates 2025, 2026 to 2029

Create a premium account to unlock analyst estimates. Learn more

Quarter Annually
Dec '24 2025
Estimates
Earnings Per Share $ -2.27 -3.51
17.75% 54.63%
P/E negative
EV/Sales negative

9 Analysts have issued a Prothena Corp. Plc forecast for earnings per share. The average Prothena Corp. Plc EPS is

$-3.51
Unlock
. This is
68.75% lower
Unlock
than earnings per share in the financial year 2024. The highest EPS forecast is
$-2.78 36.27%
Unlock
, the lowest is
$-4.61 125.98%
Unlock
.

This results in the following potential growth metrics and future valuations:

Earnings Per Share

2024 $-2.27 17.75%
2025
$-3.51 54.63%
Unlock
2026
$-3.58 1.99%
Unlock
2027
$-3.01 15.92%
Unlock
2028
$-0.25 91.69%
Unlock
2029
$4.13 1,752.00%
Unlock

P/E ratio

Current -3.51 50.12%
2025
-2.08 40.74%
Unlock
2026
-2.04 1.92%
Unlock
2027
-2.42 18.63%
Unlock
2028
-29.45 1,116.94%
Unlock
2029
1.77 106.01%
Unlock

Based on analysts' sales estimates for 2025, the Prothena Corp. Plc stock is valued at an EV/Sales of

-0.33
Unlock
and an P/S ratio of .

This results in the following potential growth metrics and future valuations:

EV/Sales

Current -0.11 101.45%
2025
-0.33 196.45%
Unlock
2026
-0.18 45.20%
Unlock
2027
-0.06 63.85%
Unlock
2028
-0.03 54.02%
Unlock
2029
-0.02 38.38%
Unlock

P/S ratio

Current 2.84 79.03%
2025
8.34 193.24%
Unlock
2026
4.57 45.21%
Unlock
2027
1.65 63.82%
Unlock
2028
0.76 54.06%
Unlock
2029
0.47 38.45%
Unlock

Current Prothena Corp. Plc Upgrades & Downgrades

Create a Premium account to unlock Upgrades/Downgrades. Learn more
Analyst Rating Action Date
HC Wainwright & Co.
Locked
Locked
Locked May 09 2025
Chardan Capital
Locked
Locked
Locked May 09 2025
JMP Securities
Locked
Locked
Locked May 09 2025
Piper Sandler
Locked
Locked
Locked Feb 26 2025
HC Wainwright & Co.
Locked
Locked
Locked Feb 24 2025
Citizens Capital Markets
Locked
Locked
Locked Feb 21 2025
HC Wainwright & Co.
Locked
Locked
Locked Feb 21 2025
Analyst Rating Date
Locked
HC Wainwright & Co.:
Locked
Locked
May 09 2025
Locked
Chardan Capital:
Locked
Locked
May 09 2025
Locked
JMP Securities:
Locked
Locked
May 09 2025
Locked
Piper Sandler:
Locked
Locked
Feb 26 2025
Locked
HC Wainwright & Co.:
Locked
Locked
Feb 24 2025
Locked
Citizens Capital Markets:
Locked
Locked
Feb 21 2025
Locked
HC Wainwright & Co.:
Locked
Locked
Feb 21 2025

Register for Free

StocksGuide is the ultimate tool for easily finding, analyzing and tracking stocks. Learn from successful investors and make informed investment decisions. We empower you to become a confident, independent investor.

The Apple stock at a glance with charts, current key metrics, news and stock analyses.
The Best Dividend Stocks in the Dividend Top Scorer list.
Stock Analyses of the Best Stocks Worldwide.
Start building wealth today