Prothena Corporation plc [PRTA] stock is trading at $5.41, up 6.92%. One of the good ways to gauge the recent performance is if the stock’s short-term value is rising or falling. The PRTA shares have gain 17.86% over the last week, with a monthly amount drifted -25.79%, and not seem to be holding up well over a long-time horizon.
From an analyst’s perspective:
Prothena Corporation plc [NASDAQ: PRTA] stock has seen the most recent analyst activity on May 28, 2025, when BofA Securities downgraded its rating to a Underperform but kept the price target unchanged to $4 for it. Previously, Oppenheimer downgraded its rating to Perform on May 27, 2025. On May 27, 2025, downgrade downgraded it’s rating to Hold but maintained its price target of $6 on the stock. Cantor Fitzgerald downgraded its rating to a Neutral. Chardan Capital Markets initiated its recommendation with a Buy and recommended $40 as its price target on December 20, 2024. BofA Securities downgraded its rating to Neutral for this stock on January 30, 2024, and downed its price target to $38. In a note dated December 12, 2023, Deutsche Bank initiated an Buy rating and provided a target price of $62 on this stock.
Prothena Corporation plc [PRTA] stock has fluctuated between $4.32 and $25.42 over the past year. Currently, Wall Street analysts expect the stock to reach $58.5 within the next 12 months. Prothena Corporation plc [NASDAQ: PRTA] shares were valued at $5.41 at the most recent close of the market. An investor can expect a potential return of 981.33% based on the average PRTA price forecast.
Analyzing the PRTA fundamentals
Prothena Corporation plc [NASDAQ:PRTA] reported sales of 137.94M for the trailing twelve months, which represents a growth of 5556.00%. Gross Profit Margin for this corporation currently stands at 0.58% with Operating Profit Margin at -1.0%, Pretax Profit Margin comes in at -0.84%, and Net Profit Margin reading is -0.8%. To continue investigating profitability, this company’s Return on Assets is posted at -0.22, Equity is -0.22 and Total Capital is -0.31. An extended analysis of the company’s primary financial structure reveals a debt-to-equity ratio of0.02.
Before buying any particular stock, readers tend to pay close attention to the indicators that support and create resistance. The company’s stock is currently sitting at 5.16 points at the first support level, and at 4.91 for the second support level. However, for the 1st resistance point, the stock is sitting at 5.55, and for the 2nd resistance point, it is at 5.69.
Ratios To Look Out For
For context, Prothena Corporation plc’s Current Ratio is 9.00. Also, the Quick Ratio is 9.00, while the Cash Ratio stands at 8.62. Considering the valuation of this stock, the price to sales ratio is 2.11, the price to book ratio is 0.67.
Transactions by insiders
Recent insider trading involved EcoR1 Capital, LLC, 10% Owner, that happened on May 02 ’25 when 3.32 million shares were sold. 10% Owner, EcoR1 Capital, LLC completed a deal on May 06 ’25 to sell 1.98 million shares. Meanwhile, 10% Owner EcoR1 Capital, LLC sold 0.98 million shares on May 05 ’25.
