S&P 500   4,397.94
DOW   34,265.37
QQQ   351.69
S&P 500   4,397.94
DOW   34,265.37
QQQ   351.69
S&P 500   4,397.94
DOW   34,265.37
QQQ   351.69
S&P 500   4,397.94
DOW   34,265.37
QQQ   351.69

Prothena Stock Forecast, Price & News

-0.20 (-0.56%)
(As of 01/21/2022 04:00 PM ET)
Today's Range
50-Day Range
52-Week Range
484,940 shs
Average Volume
539,874 shs
Market Capitalization
$1.64 billion
P/E Ratio
Dividend Yield
30 days | 90 days | 365 days | Advanced Chart
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Prothena logo

About Prothena

Prothena Corp. Plc is a clinical-stage neuroscience company. It focuses on the discovery and development of novel therapies to change the course of devastating diseases. The firm's clinical pipeline includes both wholly-owned and partnered programs being developed for the potential treatment of diseases including AL amyloidosis, ATTR amyloidosis, Alzheimer's disease, Parkinson's disease and other neurodegenerative diseases. The company was founded in December 1969 and is headquartered in Dublin, Ireland.


See More Headlines

Industry, Sector and Symbol

Pharmaceutical preparations
Current Symbol
Year Founded

Sales & Book Value

Annual Sales
$850 thousand
Book Value
$4.61 per share


Net Income
$-111.14 million
Pretax Margin




Free Float
Market Cap
$1.64 billion

Company Calendar

Last Earnings
Next Earnings (Estimated)
Fiscal Year End


Overall MarketRank

2.65 out of 5 stars

Medical Sector

79th out of 1,418 stocks

Pharmaceutical Preparations Industry

28th out of 684 stocks

Analyst Opinion: 3.5Community Rank: 4.8Dividend Strength: 0.0Insider Behavior: 5.0Valuation: 0.0 5 -4 -3 -2 -1 -

Prothena (NASDAQ:PRTA) Frequently Asked Questions

Is Prothena a buy right now?

10 Wall Street analysts have issued "buy," "hold," and "sell" ratings for Prothena in the last year. There are currently 1 hold rating and 9 buy ratings for the stock. The consensus among Wall Street analysts is that investors should "buy" Prothena stock.
View analyst ratings for Prothena
or view top-rated stocks.

How has Prothena's stock been impacted by COVID-19?

Prothena's stock was trading at $9.72 on March 11th, 2020 when COVID-19 reached pandemic status according to the World Health Organization (WHO). Since then, PRTA stock has increased by 262.4% and is now trading at $35.23.
View which stocks have been most impacted by COVID-19

When is Prothena's next earnings date?

Prothena is scheduled to release its next quarterly earnings announcement on Thursday, February 10th 2022.
View our earnings forecast for Prothena

How were Prothena's earnings last quarter?

Prothena Co. plc (NASDAQ:PRTA) released its quarterly earnings data on Thursday, November, 4th. The biotechnology company reported $2.13 EPS for the quarter, missing the Zacks' consensus estimate of $2.25 by $0.12. The biotechnology company had revenue of $139.17 million for the quarter, compared to analysts' expectations of $140.08 million. Prothena had a net margin of 34.76% and a trailing twelve-month return on equity of 23.20%. During the same period last year, the business posted ($0.77) EPS.
View Prothena's earnings history

What price target have analysts set for PRTA?

10 equities research analysts have issued 12 month price targets for Prothena's stock. Their forecasts range from $14.00 to $103.00. On average, they expect Prothena's stock price to reach $67.50 in the next year. This suggests a possible upside of 91.6% from the stock's current price.
View analysts' price targets for Prothena
or view top-rated stocks among Wall Street analysts.

Who are Prothena's key executives?

Prothena's management team includes the following people:
  • Gene G. Kinney, President, Chief Executive Officer & Director
  • Brandon S. Smith, Chief Operating Officer
  • Tran B. Nguyen, Chief Financial & Strategy Officer
  • Wagner M. Zago, Chief Scientific Officer
  • Hideki Garren, Chief Medical Officer

What other stocks do shareholders of Prothena own?

Based on aggregate information from My MarketBeat watchlists, some companies that other Prothena investors own include (CGC), Cara Therapeutics (CARA), Actinium Pharmaceuticals (ATNM), ArcelorMittal (MT), Merck & Co., Inc. (MRK), Energous (WATT), BioLineRx (BLRX), Gilead Sciences (GILD), Exelixis (EXEL) and ACADIA Pharmaceuticals (ACAD).

What is Prothena's stock symbol?

Prothena trades on the NASDAQ under the ticker symbol "PRTA."

Who are Prothena's major shareholders?

Prothena's stock is owned by many different institutional and retail investors. Top institutional investors include Russell Investments Group Ltd. (0.05%), HighMark Wealth Management LLC (0.00%), Spire Wealth Management (0.00%), Parallel Advisors LLC (0.00%) and Denali Advisors LLC (0.00%). Company insiders that own Prothena stock include Carol D Karp, Christopher S Henney, Christopher S Henney, Dennis J Selkoe, Dennis J Selkoe, Ecor1 Capital, Llc, Karin L Walker, Michael J Malecek and Wagner M Zago.
View institutional ownership trends for Prothena

Which major investors are selling Prothena stock?

PRTA stock was sold by a variety of institutional investors in the last quarter, including Parallel Advisors LLC, and HighMark Wealth Management LLC. Company insiders that have sold Prothena company stock in the last year include Carol D Karp, Christopher S Henney, Dennis J Selkoe, Karin L Walker, Michael J Malecek, and Wagner M Zago.
View insider buying and selling activity for Prothena
or view top insider-selling stocks.

Which major investors are buying Prothena stock?

PRTA stock was purchased by a variety of institutional investors in the last quarter, including Russell Investments Group Ltd., Spire Wealth Management, and Denali Advisors LLC.
View insider buying and selling activity for Prothena
or or view top insider-buying stocks.

How do I buy shares of Prothena?

Shares of PRTA can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include WeBull, Vanguard Brokerage Services, TD Ameritrade, E*TRADE, Robinhood, Fidelity, and Charles Schwab.
Compare Top Brokerages Here.

What is Prothena's stock price today?

One share of PRTA stock can currently be purchased for approximately $35.23.

How much money does Prothena make?

Prothena has a market capitalization of $1.64 billion and generates $850 thousand in revenue each year. The biotechnology company earns $-111.14 million in net income (profit) each year or $1.03 on an earnings per share basis.

How many employees does Prothena have?

Prothena employs 66 workers across the globe.

What is Prothena's official website?

The official website for Prothena is www.prothena.com.

Where are Prothena's headquarters?

How can I contact Prothena?

Prothena's mailing address is 77 SIR JOHN ROGERSON`S QUAY BLOCK C GRAND CANAL DOCKLANDS, DUBLIN 2 L2, D02 T804. The biotechnology company can be reached via phone at (531) 236-2500, via email at [email protected], or via fax at 353-1902-3510.

This page was last updated on 1/22/2022 by MarketBeat.com Staff


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