Prothena Corporation PLC

Prothena Corporation PLC (PRTA) Price Prediction & Forecast

$8.400

+0.205 (+2.44%)At close

Price Predictions

1-Day Price Prediction
+1.02%
1-Week Prediction
-2.01%
1-Month Prediction
—
2026 Prediction
—
2030 Prediction
—

Open in app to unlock longer-horizon forecasts.

Loading chart…

PRTA Prediction & Forecast by Similar Chart Analysis

Alphio's PRTA stock price prediction model matches the current Prothena Corporation PLC tape against historical breakout patterns, then publishes 1-day and 1-week targets first. The 1-day print is $8.49 (+1.02%). The 1-week path is $8.23 (-2.01%). Longer windows use the same pattern set plus seasonality; the 1-month and multi-year forecasts sit behind unlock because they include precise min / avg / max bands.

Should I Buy Prothena Corporation PLC Stock?

Prothena Corporation PLC (PRTA) is currently not a strong buy due to its current price of $8.20, which is significantly below the analyst price target of $20, indicating potential upside. However, the RSI is at 42.052, suggesting that the stock is nearing oversold territory, but it has not yet reached a level that would indicate a strong buy signal. The company has a forward P/E of 10.627, which is reasonable, but its recent performance shows a 20.93% decline over the past year, highlighting a risk of continued volatility. The main risk is the negative net income reported in the last quarter of 18.58 million USD, which indicates ongoing financial challenges that could impact future performance.

PRTA stock price ended at $8.40 on Monday, after rising +2.44%

Prothena Corporation PLC (PRTA) last closed at $8.3999996, gaining +2.44%. These facts feed the 1-day and 1-week PRTA price prediction above.

Analyst Consensus

Prothena Corporation PLC (PRTA): 12 buy, 0 hold, 0 sell. Outlook: Strong Buy.

Technical signals summary based on buy and sell indicators. The gauge shows the overall market view.

Strong sellSellNeutralBuyStrong buy
Strong buy
Sell
0
Buy
12

Forecast Drivers

Prothena Corporation PLC (PRTA) forecast drivers combine similar chart patterns, seasonality, and moving averages.

Similar patterns

Positive

Bullish

Seasonality

Negative

Bearish

SMA 20

Positive

Bullish

SMA 200

Negative

Bearish

Similar Chart Patterns

Stocks whose recent price path most closely matches PRTA, ranked by similarity.

Seasonality analysis for PRTA

Historically the probability of a positive October return for PRTA is 0.00%. March offers the highest probability of a positive month at 41.27%, while October is the weakest seasonal window. Alphio blends this calendar with technical signals and similar chart pattern matching before it writes the forecast.

Loading chart…

This page is for research only and is not investment advice. Models can be wrong. Past performance does not guarantee future results.

Start trading