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Stock Trend Analysis Report

Prepared for you on Friday, May 30, 2025.

Prothena Corporation plc - Ordinary Shares (NASDAQ:PRTA)

Long-Term Downtrend (-90) - PRTA is in a strong downtrend that is likely to continue. While PRTA is showing intraday strength, it remains in the confines of a bearish trend. Traders should use caution and set stops.

Is it time to buy, sell, or avoid PRTA?

MarketClub looks at technical strength and momentum to determine if the timing is right for PRTA.

Learn more about the Trade Triangles and how we make technical analysis as easy as buy and sell.

NASDAQ_PRTA
Open High Low PRTA Price Change
4.6000 4.7000 4.4216 4.6000 -0.1000
Entry Signal

MarketClub’s Trade Triangles for PRTA

long term down The long-term trend has been DOWN since Sep 8th, 2023 at 52.70

intermediate term down The intermediate-term trend has been DOWN since Mar 11th, 2025 at 13.69

short term down The short-term trend has been DOWN since May 21st, 2025 at 6.65

Smart Scan Analysis for PRTA

Based on our trend formula, PRTA is rated as a -90 on a scale from -100 (Strong Downtrend) to +100 (Strong Uptrend).

-90
Smart Scan Analysis for PRTA
Strong Downtrend Sideways Strong Uptrend
Open High Low Price Change
4.6000 4.7000 4.4216 4.6000 -0.1000
Prev. Close Volume Bid Ask Time
4.7000 1689885 2025-05-30 15:59:47
Year High46.14Year High Date2018-01-29
Year Low10.43Year Low Date2018-04-25
52wk High25.4252wk High Date2024-07-25
52wk Low4.3252wk Low Date2025-05-28
Year End Close7.33Average Volume2,748,495
Shares Outstanding53,827Short Interest90,946
% Institutional29.4Market Cap368M
Assets495,336,000MLiabilities57,656,000M
P/E Ratio27.0504Volatility69.51
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