Investors on the quest for market-beating returns often employ the strategy of stock picking. Making informed choices in stocks can greatly amplify your wealth.
Prothena Corporation plc (NASDAQ: PRTA) closed the day trading at $8.56 up 2.51% from the previous closing price of $8.35. In other words, the price has increased by $2.51 from its previous closing price. On the day, 1.0 million shares were traded. PRTA stock price reached its highest trading level at $8.73 during the session, while it also had its lowest trading level at $8.35.
Ratios:
For a better understanding of PRTA, let’s look at its different ratios. For the most recent quarter (mrq), Quick Ratio is recorded 5.68 and its Current Ratio is at 5.68. In the meantime, Its Debt-to-Equity ratio is 0.03 whereas as Long-Term Debt/Eq ratio is at 0.02.
Jefferies Downgraded its Buy to Hold on May 27, 2025, while the target price for the stock was maintained at $6.
Insider Transactions:
The insider trade also gives investors a glimpse into the future direction of stock prices, which can be beneficial to investors. A recent insider transaction in this stock occurred on May 02 ’25 when EcoR1 Capital, LLC sold 3,317,938 shares for $8.36 per share. The transaction valued at 27,744,929 led to the insider holds 8,266,342 shares of the business.
EcoR1 Capital, LLC sold 1,984,053 shares of PRTA for $15,164,712 on May 06 ’25. The 10% Owner now owns 5,304,596 shares after completing the transaction at $7.64 per share. On May 05 ’25, another insider, EcoR1 Capital, LLC, who serves as the 10% Owner of the company, sold 977,693 shares for $8.11 each. As a result, the insider received 7,930,166 and left with 7,288,649 shares of the company.
Valuation Measures:
Investors should consider key stock statistics when deciding whether to invest or divest. In the wake of the recent closing price, PRTA now has a Market Capitalization of 460784832 and an Enterprise Value of 99130648. For the stock, the TTM Price-to-Sale (P/S) ratio is 44.56 while its Price-to-Book (P/B) ratio in mrq is 1.42. Its current Enterprise Value per Revenue stands at 9.586 whereas that against EBITDA is -0.4.
Stock Price History:
The Beta on a monthly basis for PRTA is -0.04, which has changed by -0.60296845 over the last 52 weeks, in comparison to a change of 0.1590569 over the same period for the S&P500. Over the past 52 weeks, PRTA has reached a high of $22.83, while it has fallen to a 52-week low of $4.32. The 50-Day Moving Average of the stock is 22.61%, while the 200-Day Moving Average is calculated to be -20.81%.
Shares Statistics:
Over the past 3-months, PRTA traded about 1.56M shares per day on average, while over the past 10 days, PRTA traded about 974460 shares per day. A total of 53.83M shares are outstanding, with a floating share count of 43.46M. Insiders hold about 19.26% of the company’s shares, while institutions hold 78.38% stake in the company. Shares short for PRTA as of 1755216000 were 4184841 with a Short Ratio of 2.67, compared to 1752537600 on 4757454. Therefore, it implies a Short% of Shares Outstanding of 4184841 and a Short% of Float of 14.62.
Earnings Estimates
The current assessment of Prothena Corporation plc (PRTA) involves the perspectives of 4.0 analysts closely monitoring its market dynamics.The consensus estimate for the next quarter is -$0.46, with high estimates of -$0.33 and low estimates of -$0.58.
Analysts are recommending an EPS of between -$4.59 and -$4.59 for the fiscal current year, implying an average EPS of -$4.59. EPS for the following year is -$1.11, with 4.0 analysts recommending between $0.2 and -$2.69.
Revenue Estimates
A total of 7 analysts have provided revenue estimates for PRTA’s current fiscal year. The highest revenue estimate was $82.25M, while the lowest revenue estimate was $7.2M, resulting in an average revenue estimate of $20.62M. In the same quarter a year ago, actual revenue was $135.16M