Logo image of PRTA

PROTHENA CORP PLC (PRTA) Stock Technical Analysis

USA - Nasdaq - NASDAQ:PRTA - IE00B91XRN20 - Common Stock

10.27 USD
-0.48 (-4.47%)
Last: 12/1/2025, 8:00:00 PM
10.27 USD
0 (0%)
After Hours: 12/1/2025, 8:00:00 PM
Technical Rating and Analysis

5

We assign a technical rating of 5 out of 10 to PRTA. In the last year, PRTA was a bad performer. We also see some doubts in the very recent evolution, but in the medium term things still look positive.

64% of all other stocks performed better in the past year than PRTA.
The short term is neutral, but the long term trend is still positive. Not much to worry about for now.
In the last month PRTA has a been trading in the 9.72 - 11.17 range, which is quite wide. It is currently trading in the middle of this range where prices have been consolidating recently, this may present a good entry opportunity, but some resistance may be present above.
PRTA is part of the Biotechnology industry. There are 534 other stocks in this industry, PRTA did better than 52% of them.
PRTA is currently trading in the middle of its 52 week range. The S&P500 Index however is currently trading near new highs, so PRTA is lagging the market.
Weekly and Daily overview Charts
PROTHENA CORP PLC / PRTA Weekly stock chart
PROTHENA CORP PLC / PRTA Daily stock chart
Setup Rating and Analysis

6

PRTA has only a medium technical rating, but it does show a decent setup pattern. Prices have been consolidating lately. There is a resistance zone just above the current price starting at 10.66. Right above this resistance zone may be a good entry point.

Support and Resistance Analysis

9.64

10.97

When analyzing the support we can see 2 important areas.

  • A support zone ranging from 10.12 to 10.19. This zone is formed by a combination of multiple trend lines and important moving averages in the daily time frame.
  • A support zone ranging from 9.74 to 9.84. This zone is formed by a combination of multiple trend lines and important moving averages in multiple time frames.

When analyzing the resistance we notice one important area.

  • A resistance zone ranging from 10.66 to 10.86. This zone is formed by a combination of multiple trend lines in multiple time frames.
Technical Indicator Signal Analysis

The Technical Rating and Setup analysis above combine different indicators and trends in different timeframes. Individual signals from indicators may give more contradictive signals and should always be interpreted in the more global context.

IndicatorValueSignalComment
ChartMill Long Term Trend IndicatorUPPOSITIVEThe long term trend for PRTA is up.
ChartMill Short Term Trend IndicatorNEUTRALNEUTRALThe short term trend for PRTA is neutral.
ChartMill Relative Strength36.07NEUTRALPRTA is not amongst the best or worst performers on the market.
Simple Moving Average/SMA (20)DOWNNEGATIVEThe current price of PRTA is below a declining SMA(20).
Simple Moving Average/SMA (50)UPPOSITIVEThe current price of PRTA is above the rising SMA(50).
Simple Moving Average/SMA (200)DOWNMIXEDThe current price of PRTA is above a declining SMA(200).
Relative Strength Index/RSI (14)49.94NEUTRALThe RSI value for PRTA is a neutral value.
Moving Average Convergence Divergence/MACD (12, 26, 9)-0.01NEGATIVEThe MACD value suggests PRTA has a negative trend.
Stochastics (14,3)54.71NEUTRALThe Stochastics value for PRTA is a neutral value.
Average True Range in percent/ATR (20)5.71HIGH VOLATILITYThe high ATR as a percentage value for PRTA suggests high volalility.
Average Directional Index/ADX (14)37.67POSITIVEThe high ADX value value for PRTA suggests a strong trend.
Chart- and CandleStick Pattern Analysis
Daily CandleStick Patterns
Bullish Engulfing (D)
Bullish Hammer (D)
Bearish Inverted Hammer (D)
Hanging Man (D)
Bullish Harami (D)
Doji (D)
Gravestone Doji (D)
DragonFly Doji (D)
Bearish Engulfing (D)
Bearish Shooting Star (D)
Bearish Harami (D)
Inside Bar (D)
Red Dog Reversal Down (D)
Red Dog Reversal Up (D)
Dark Cloud Cover (D)
Weekly CandleStick Patterns
Bullish Engulfing (W)
Bullish Hammer (W)
Bearish Inverted Hammer (W)
Hanging Man (W)
Bullish Harami (W)
Doji (W)
Gravestone Doji (W)
DragonFly Doji (W)
Bearish Engulfing (W)
Bearish Shooting Star (W)
Bearish Harami (W)
Inside Bar (W)
Dark Cloud Cover (W)
Daily Chart Patterns
Bull Flag
Bear Flag
Ascending Triangle (D)
Descending Triangle (D)
Symmetrical Triangle (D)
Squeeze
Channel (D)
Channel Up (D)
Channel Down (D)
Rising Wedge (D)
Falling Wedge (D)
Double Bottom (D)
Multiple Bottom (D)
Double Top (D)
Multiple Top (D)
Weekly Chart Patterns
Weekly Bull Flag
Weekly Bear Flag
Squeeze Week
Channel (W)
Double Bottom (W)
Multiple Bottom (W)
Double Top (W)
Multiple Top (W)
PROTHENA CORP PLC / PRTA Daily stock chart

PROTHENA CORP PLC

NASDAQ:PRTA (12/1/2025, 8:00:00 PM)

After market: 10.27 0 (0%)

10.27

-0.48 (-4.47%)

Chartmill TA Rating
Chartmill Setup Rating
Sector
GICS SectorHealth Care
GICS IndustryBiotechnology
Performance
% Chg-4.47%
1 Week-2%
2 Weeks3.42%
1 Month-4.47%
3 Month20.12%
6 Month89.83%
12 Month-26.9%
2 Year-71.74%
3 Year-82.95%
5 Year-14.49%
10 Year-84.92%
15 YearN/A
Volatility
ATR(14)0.55
ATR(20)%5.71%
ATR Inc10.35%
Range Today0.92
ADR(20)0.58
ADR(20)%5.68%
Trend & SMA
ST Trend
LT Trend
SMA(5)
SMA(10)
SMA(20)
SMA(50)
SMA(100)
SMA(200)
Relative Strength & Ranges
CRS36.07
3 months CRS89.84
6 months CRS95.64
Mansfield-0.95
10 Day High11.13
10 Day Low9.75
20 Day High11.17
20 Day Low9.72
52 Week High17.66
52 Week Low4.32
CS1 End10.19
CR1 Start10.66
Volume & EV
DER(3)-2.54%
DER(5)-1.69%
Volume648.50K
Volume Incr-9.84%
Vol(5)536.04K
Vol(50)645.19K

PROTHENA CORP PLC / PRTA FAQ

What is the ChartMill technical rating of PROTHENA CORP PLC (PRTA) stock?

ChartMill assigns a technical rating of 5 / 10 to PRTA.


Can you provide the trend direction for PROTHENA CORP PLC?

The current trend direction for PROTHENA CORP PLC (PRTA) is Bullish.


What is the RSI signal for PRTA stock?

PROTHENA CORP PLC (PRTA) has an RSI value of 49.9412. This indicates that the stock is currently neutral.


What is the short term momentum for PROTHENA CORP PLC (PRTA) stock?

The short term momentum for PROTHENA CORP PLC (PRTA) is neutral.


What are the support and resistance levels for PROTHENA CORP PLC (PRTA) stock?

PROTHENA CORP PLC (PRTA) has a support level at 10.19 and a resistance level at 10.66. Check the full technical report for our detailed analysis of PRTA support and resistance levels.