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PRTA Prothena Corporation plc daily Stock Chart
PRTA [NASD]
Prothena Corporation plc
Index- P/E- EPS (ttm)-3.20 Insider Own90.10% Shs Outstand40.43M Perf Week1.86%
Market Cap398.64M Forward P/E- EPS next Y-2.40 Insider Trans0.00% Shs Float39.85M Perf Month-1.40%
Income-127.80M PEG- EPS next Q-0.56 Inst Own92.70% Short Float6.04% Perf Quarter-7.85%
Sales0.90M P/S442.93 EPS this Y3.60% Inst Trans-7.56% Short Ratio8.81 Perf Half Y-17.35%
Book/sh7.83 P/B1.26 EPS next Y-6.70% ROA-25.00% Target Price15.40 Perf Year-33.24%
Cash/sh10.14 P/C0.97 EPS next 5Y-6.99% ROE-38.40% 52W Range8.63 - 15.91 Perf YTD-4.27%
Dividend- P/FCF- EPS past 5Y-12.30% ROI-48.80% 52W High-38.03% Beta2.24
Dividend %- Quick Ratio27.90 Sales past 5Y7.20% Gross Margin- 52W Low14.25% ATR0.41
Employees59 Current Ratio27.90 Sales Q/Q0.00% Oper. Margin- RSI (14)50.07 Volatility3.28% 4.24%
OptionableYes Debt/Eq0.02 EPS Q/Q58.50% Profit Margin- Rel Volume0.67 Prev Close10.00
ShortableYes LT Debt/Eq0.00 EarningsAug 06 AMC Payout- Avg Volume273.25K Price9.86
Recom2.90 SMA20-0.86% SMA501.16% SMA200-13.77% Volume182,980 Change-1.40%
May-21-18Downgrade Barclays Equal Weight → Underweight $14 → $12
Apr-23-18Downgrade Jefferies Buy → Hold
Apr-05-18Reiterated Barclays Overweight $70 → $50
Nov-20-17Downgrade Wedbush Outperform → Neutral $75 → $55
Sep-29-17Reiterated BTIG Research Buy $80 → $77
Sep-15-17Initiated RBC Capital Mkts Outperform $87
Aug-17-17Initiated Evercore ISI Outperform $83
Jul-11-17Initiated Jefferies Buy
Apr-12-17Initiated Piper Jaffray Overweight $69
Apr-12-17Initiated Cantor Fitzgerald Overweight $86
Mar-02-17Initiated Instinet Buy $87
Dec-21-16Initiated SunTrust Buy $75
Nov-03-16Initiated Deutsche Bank Buy $73
Aug-04-16Reiterated Barclays Overweight $60 → $70
May-13-16Initiated Barclays Overweight $60
Feb-19-16Reiterated Wedbush Outperform $81 → $77
Jan-21-16Initiated Credit Suisse Outperform
Nov-19-15Reiterated RBC Capital Mkts Outperform $75 → $95
Aug-04-15Reiterated Wedbush Outperform $53 → $81
Jul-22-15Reiterated RBC Capital Mkts Outperform $50 → $75
Jul-05-19 04:39PM  Hedge Funds Have Never Been This Bullish On Prothena Corporation plc (PRTA) Insider Monkey
Jul-03-19 03:26PM  Those Who Purchased Prothena (NASDAQ:PRTA) Shares Three Years Ago Have A 75% Loss To Show For It Simply Wall St.
Jul-01-19 04:05PM  Prothena Announces Appointment of Paula K. Cobb to its Board of Directors GlobeNewswire
Jun-06-19 09:31AM  Prothena (PRTA) Down 14.1% Since Last Earnings Report: Can It Rebound? Zacks
May-30-19 04:05PM  Prothena to Participate in the Jefferies Healthcare Conference GlobeNewswire
May-11-19 01:28PM  Heres What Hedge Funds Think About Prothena Corporation plc (PRTA) Insider Monkey
May-08-19 08:51AM  Prothena's (PRTA) Q1 Earnings Beat Estimates, Revenues Miss Zacks
May-07-19 06:55PM  Prothena (PRTA) Reports Q1 Loss, Misses Revenue Estimates Zacks
05:46PM  Prothena: 1Q Earnings Snapshot Associated Press
04:05PM  Prothena Reports First Quarter 2019 Financial Results and Provides R&D Update GlobeNewswire
Apr-30-19 04:05PM  Prothena to Report First Quarter 2019 Financial Results on May 7 GlobeNewswire
Apr-18-19 04:05PM  Prothena Reports Results from the Phase 3 VITAL Amyloidosis Study of NEOD001 (birtamimab) in AL Amyloidosis GlobeNewswire
Apr-04-19 12:12PM  INVESTOR ACTION NOTICE: The Schall Law Firm Announces it is Investigating Claims Against Prothena Corporation plc and Encourages Investors who Purchased Shares in the March 2017 Secondary Offering to Contact the Firm ACCESSWIRE
Mar-26-19 04:25PM  SHAREHOLDER ACTION ALERT: The Schall Law Firm Announces it is Investigating Claims Against Prothena Corporation plc and Encourages Investors who Purchased Shares in the March 2017 Secondary Offering to Contact the Firm ACCESSWIRE
Mar-16-19 09:30AM  Why Is Prothena (PRTA) Up 12.6% Since Last Earnings Report? Zacks
Mar-15-19 06:48PM  Prothena Corp PLC (PRTA) Files 10-K for the Fiscal Year Ended on December 31, 2018 GuruFocus.com
04:15PM  IMPORTANT INVESTOR ALERT: The Schall Law Firm Announces it is Investigating Claims Against Prothena Corporation plc and Encourages Investors who Purchased Shares in the March 2017 Secondary Offering to Contact the Firm ACCESSWIRE
Mar-14-19 05:15PM  INVESTIGATION REMINDER: The Schall Law Firm Announces it is Investigating Claims Against Prothena Corporation plc and Encourages Investors who Purchased Shares in the March 2017 Secondary Offering to Contact the Firm GlobeNewswire
09:02AM  INVESTIGATION ALERT: The Schall Law Firm Announces it is Investigating Claims Against Prothena Corporation plc and Encourages Investors who Purchased Shares in the March 2017 Secondary Offering to Contact the Firm Business Wire
Mar-12-19 11:11AM  Prothena Corporation plc (NASDAQ:PRTA): Will The Growth Last? Simply Wall St.
Mar-05-19 04:05PM  Prothena to Participate in Upcoming March Healthcare Conferences GlobeNewswire
Mar-01-19 06:29AM  Edited Transcript of PRTA earnings conference call or presentation 14-Feb-19 9:30pm GMT Thomson Reuters StreetEvents
Feb-15-19 02:03PM  Prothena's (PRTA) Q4 Earnings Beat, Revenues Miss Estimates Zacks
Feb-14-19 05:50PM  Prothena (PRTA) Reports Q4 Loss, Misses Revenue Estimates Zacks
04:58PM  Prothena: 4Q Earnings Snapshot Associated Press
04:05PM  Prothena Reports Fourth Quarter and Full Year 2018 Financial Results, and Provides Financial Guidance and R&D Update GlobeNewswire
07:50AM  The Daily Biotech Pulse: Vanda Q4 Results, Inovio Debt Offering, Caladrius Diabetes Drug Flunks Mid-Stage Trial Benzinga
Feb-07-19 10:31AM  Will Prothena (PRTA) Report Negative Earnings Next Week? What You Should Know Zacks
Feb-04-19 04:05PM  Prothena to Report Fourth Quarter and Full Year 2018 Financial Results and Host Webcast Conference Call on February 14 GlobeNewswire
Jan-30-19 08:15AM  Report: Developing Opportunities within Hyatt Hotels, Carter's, Globus Medical, Switch, Prothena Corporation plc, and Assurant Future Expectations, Projections Moving into 2019 GlobeNewswire
Dec-20-18 06:04AM  Should You Buy Prothena Corporation plc (PRTA)? Insider Monkey
Dec-10-18 08:38AM  Implied Volatility Surging for Prothena (PRTA) Stock Options Zacks
Dec-06-18 09:30AM  Prothena (PRTA) Down 12.3% Since Last Earnings Report: Can It Rebound? Zacks
Nov-08-18 09:59AM  Prothena (PRTA) Reports Narrower-Than-Expected Loss in Q3 Zacks
Nov-06-18 07:05PM  Prothena (PRTA) Reports Q3 Loss, Lags Revenue Estimates Zacks
05:58PM  Prothena: 3Q Earnings Snapshot Associated Press
04:05PM  Prothena Reports Third Quarter 2018 Financial Results and Provides R&D Update GlobeNewswire
Oct-30-18 04:05PM  Prothena to Report Third Quarter 2018 Financial Results on November 6 GlobeNewswire +5.26%
Oct-16-18 09:10AM  Factors of Influence in 2018, Key Indicators and Opportunity within 1-800 FLOWERS.COM, Bojangles', Prothena Corporation plc, Lydall, Daktronics, and ServiceSource International New Research Emphasizes Economic Growth GlobeNewswire
Oct-09-18 08:32AM  Celgene's Otezla Meets Goal in Scalp Plaque Psoriasis Study Zacks
Oct-01-18 10:10AM  Are Options Traders Betting on a Big Move in Prothena (PRTA) Stock? Zacks
Sep-13-18 06:17PM  The Law Offices of Howard G. Smith Reminds Investors of Extended Lead Plaintiff Deadline in the Class Action Lawsuit Against Prothena Corporation plc (PRTA) GlobeNewswire
01:18PM  September 17th Deadline Alert: Glancy Prongay & Murray LLP Reminds Investors of the Deadline in the Class Action Lawsuit Against Prothena Corporation plc (PRTA) Business Wire
Sep-06-18 08:21PM  September 17th Deadline Alert: Glancy Prongay & Murray LLP Reminds Investors of the Deadline in the Class Action Lawsuit Against Prothena Corporation plc (PRTA) GlobeNewswire -6.76%
12:00PM  Why Is Prothena (PRTA) Up 8.2% Since Last Earnings Report? Zacks
Sep-02-18 09:12AM  EQUITY NOTICE: Rosen Law Firm Announces Filing of Securities Class Action Lawsuit Against Prothena Corporation plc PRTA Business Wire
Aug-31-18 08:24PM  Glancy Prongay & Murray LLP Announces Extended Lead Plaintiff Deadline in Securities Class Action on Behalf of Prothena Corporation plc Investors (PRTA) GlobeNewswire
Aug-28-18 08:15PM  The Law Offices of Howard G. Smith Reminds Investors of Extended Lead Plaintiff Deadline in the Class Action Lawsuit Against Prothena Corporation plc (PRTA) Business Wire
Aug-21-18 05:08PM  Is Celgene Set to See Improved Results in the Second Half? Zacks
Aug-20-18 08:00AM  Investor Expectations to Drive Momentum within Rapid7, 1-800 FLOWERS.COM, SMART Global, Prothena Corporation plc, Amphastar Pharmaceuticals, and Silvercorp Metals Discovering Underlying Factors of Influence GlobeNewswire
Aug-09-18 02:39PM  Notice of Voluntary Dismissal of Class Action Concerning Prothena Corporation GlobeNewswire
Aug-08-18 08:18AM  Prothena (PRTA) Q2 Earnings Lag Estimates, Pipeline in Focus Zacks
Aug-07-18 07:35PM  Prothena (PRTA) Reports Q2 Loss, Tops Revenue Estimates Zacks
06:30PM  Prothena: 2Q Earnings Snapshot Associated Press
04:05PM  Prothena Reports Second Quarter 2018 Financial Results and Provides R&D Update GlobeNewswire
Aug-06-18 05:56PM  SHAREHOLDER ALERT: Levi & Korsinsky, LLP Notifies Shareholders It Filed a Complaint to Recover Losses Suffered by Prothena Corporation Investors and Set a Lead Plaintiff Deadline of October 5, 2018 GlobeNewswire
Aug-03-18 05:30PM  Prothena (PRTA) Q2 Earnings: Is a Disappointment in Store? Zacks
Jul-31-18 04:05PM  Prothena to Report Second Quarter 2018 Financial Results on August 7 GlobeNewswire
Jul-24-18 02:52PM  Investor Alert: Kaplan Fox Announces Investigation Of Prothena Corporation plc PR Newswire
Jul-20-18 09:17PM  Glancy Prongay & Murray LLP Announces Extended Lead Plaintiff Deadline in Securities Class Action on Behalf of Prothena Corporation plc Investors (PRTA) Business Wire
07:20AM  Free Technical Research on Riot Blockchain and Three More Biotech Equities ACCESSWIRE
Jul-18-18 12:15PM  SHAREHOLDER ALERT - Bronstein, Gewirtz & Grossman, LLC Notifies Investors of Class Action Against Prothena Corporation plc (PRTA) & Lead Plaintiff Deadline - September 17, 2018 PR Newswire
Jul-17-18 03:46PM  Labaton Sucharow LLP Files Securities Class Action Lawsuit on Behalf of Prothena Corporation plc Investors GlobeNewswire
02:27PM  Robbins Arroyo LLP: Prothena Corporation Public Limited Company (PRTA) Misled Shareholders According to a Recently Filed Class Action Business Wire
Jul-16-18 11:26AM  CLASS ACTION DEADLINE MONDAY for PRTA and FLR: Levi & Korsinsky, LLP Reminds Investors of Class Actions on Behalf of Shareholders GlobeNewswire
10:38AM  FINAL DEADLINE ALERT - Bronstein, Gewirtz & Grossman, LLC Reminds Investors With Losses in Excess of $2,000,000 of Class Action Against Prothena Corporation plc (PRTA) & Lead Plaintiff Deadline - July 16, 2018 ACCESSWIRE
Jul-15-18 12:00AM  SHAREHOLDER ALERT PRTA SYMC PPG MFGP FLR ATEN REPH DB: The Law Offices of Vincent Wong Reminds Investors of Important Class Action Deadlines GlobeNewswire
Jul-13-18 09:07PM  The Law Offices of Howard G. Smith Reminds Investors of July 16th Deadline in the Class Action Lawsuit Against Prothena Corporation plc (PRTA) GlobeNewswire
07:00PM  CLASS ACTION DEADLINE MONDAY for PRTA and SYMC: Levi & Korsinsky, LLP Reminds Investors of Class Actions on Behalf of Shareholders GlobeNewswire
12:40PM  SHAREHOLDER ALERT PRTA SYMC PPG MFGP FLR DB QCOM NWL: The Law Offices of Vincent Wong Reminds Investors of Important Class Action Deadlines GlobeNewswire
10:00AM  SHAREHOLDER ALERT - Bronstein, Gewirtz & Grossman, LLC Notifies Investors With Losses in Excess of $2,000,000 of Class Action Against Prothena Corporation plc (PRTA) & Lead Plaintiff Deadline July 16, 2018 GlobeNewswire
Jul-12-18 07:24PM  July 16th Deadline Alert: Glancy Prongay & Murray LLP Reminds Investors of the Deadline in the Class Action Lawsuit Against Prothena Corporation plc (PRTA) GlobeNewswire
03:58PM  UPCOMING DEADLINES: The Klein Law Firm Reminds Investors of Class Actions on Behalf of Shareholders of PRTA, PPG, DB, PCG, and TAL GlobeNewswire
12:25AM  SHAREHOLDER ALERT: Pomerantz Law Firm Reminds Shareholders with Losses on their Investment in Prothena Corporation plc of Class Action Lawsuit and Upcoming Deadline - PRTA ACCESSWIRE
Jul-11-18 03:27PM  MONDAY DEADLINE ALERT: The Schall Law Firm Announces it is Investigating Claims Against Prothena Corporation plc and Encourages Investors with Losses in Excess of $100,000 to Contact the Firm Business Wire
03:08PM  SHAREHOLDER ALERT PRTA SYMC MFGP ANW ORA PCG TAL FLKS: The Law Offices of Vincent Wong Reminds Investors of Important Class Action Deadlines GlobeNewswire
02:15PM  The Law Offices of Howard G. Smith Reminds Investors of July 16th Deadline in the Class Action Lawsuit Against Prothena Corporation plc (PRTA) Business Wire
02:01PM  CLASS ACTION UPDATE for PRTA and ATEN: Levi & Korsinsky, LLP Reminds Investors of Class Actions on Behalf of Shareholders GlobeNewswire
06:00AM  FINAL DEADLINE ALERT: Brower Piven Reminds Shareholders Of Approaching Deadline In Class Action Lawsuit And Encourages Those Who Have Losses In Excess Of $100,000 From Investment In Prothena Corporation plc (Nasdaq: PRTA) To Contact The Firm GlobeNewswire
Jul-10-18 03:53PM  UPCOMING DEADLINES: The Klein Law Firm Reminds Investors of Class Actions on Behalf of Shareholders of PRTA, ATEN, QCOM, SBGL, and SYMC GlobeNewswire
02:51PM  July 16th Deadline Alert: Glancy Prongay & Murray LLP Reminds Investors of the Deadline in the Class Action Lawsuit Against Prothena Corporation plc (PRTA) Business Wire
11:19AM  SHAREHOLDER ALERT KLIC PRTA SYMC PPG FLR UNM GOGO: The Law Offices of Vincent Wong Reminds Investors of Important Class Action Deadlines GlobeNewswire
10:10AM  SHAREHOLDER ALERT - Bronstein, Gewirtz & Grossman, LLC Notifies Investors With Losses in Excess of $2,000,000 of Class Action Against Prothena Corporation plc (PRTA) & Lead Plaintiff Deadline - July 16, 2018 PR Newswire
09:45AM  Scott+Scott Attorneys at Law LLP Reminds Investors of Securities Class Action Against Prothena Corporation plc (PRTA) Business Wire
Jul-09-18 02:57PM  CLASS ACTION UPDATE for KLIC, PRTA, and SYMC: Levi & Korsinsky, LLP Reminds Investors of Class Actions on Behalf of Shareholders GlobeNewswire
Jul-08-18 06:31AM  The 3 Worst Biotech Stocks of 2018 (So Far) Motley Fool
Jul-06-18 05:34PM  PRTA LOSS ALERT NOTICE: Rosen Law Firm Announces Filing of Securities Class Action Lawsuit Against Prothena Corporation plc - PRTA PR Newswire
04:34PM  DEADLINE ALERT: The Schall Law Firm Announces it is Investigating Claims Against Prothena Corporation plc and Encourages Investors with Losses in Excess of $100,000 to Contact the Firm Business Wire
10:28AM  UPCOMING DEADLINES: The Klein Law Firm Reminds Investors of Class Actions on Behalf of Shareholders of NWL, PRTA, PPG, DB, ANW, and REVG GlobeNewswire
Jul-05-18 05:56PM  Pomerantz Law Firm Announces the Filing of a Class Action against Prothena Corporation plc and Certain Officers   PRTA GlobeNewswire
04:45PM  INVESTOR ALERT: Law Offices of Howard G. Smith Announces the Filing of a Securities Class Action on Behalf of Prothena Corporation plc Investors (PRTA) Business Wire
02:55PM  PRTA NOTICE: Pawar Law Reminds of Important July 16, 2018 Lead Plaintiff Deadline in Class Action - PRTA ACCESSWIRE
01:00PM  SHAREHOLDER ALERT PRTA MFGP ANW ORA TAL NWL FLKS HAIR GOGO: The Law Offices of Vincent Wong Reminds Investors of Important Class Action Deadlines GlobeNewswire
09:02AM  PRTA INVESTORS REMINDER: Lieff Cabraser Reminds Investors of Deadline in Class Action Against Prothena Corporation plc Business Wire
Jul-04-18 09:19AM  SHAREHOLDER ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Prothena Corporation plc - PRTA ACCESSWIRE
Jul-03-18 01:00PM  CLASS ACTION UPDATE for PRTA, MFGP, and REPH: Levi & Korsinsky, LLP Reminds Investors of Class Actions on Behalf of Shareholders GlobeNewswire
Jul-02-18 01:11PM  UPCOMING DEADLINES: The Klein Law Firm Reminds Investors of Class Actions on Behalf of Shareholders of PRTA, PPG, DB, ANW, REVG and ORA GlobeNewswire
Jun-29-18 05:34PM  LEAD PLAINTIFF DEADLINE ALERT: Faruqi & Faruqi, LLP Encourages Investors Who Suffered Losses Exceeding $50,000 In Prothena Corporation plc To Contact The Firm GlobeNewswire
04:00PM  SHAREHOLDER ALERT PRTA TAL NWL FLEX HAIR GOGO: The Law Offices of Vincent Wong Reminds Investors of Important Class Action Deadlines GlobeNewswire
Jun-28-18 04:15PM  SHAREHOLDER ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Prothena Corporation plc - PRTA ACCESSWIRE
Prothena Corporation plc, a clinical-stage neuroscience company, focuses on discovery and development of novel therapies for life-threatening diseases in the United States. The company is involved in developing PRX002/RG7935 that is in Phase II clinical trial for treating Parkinson's disease and other related synucleinopathies; and PRX004, a antibody that is in Phase I clinical trial for the treatment of ATTR amyloidosis. Its discovery-stage programs include Tau for treating Alzheimer's disease, progressive supranuclear palsy, frontotemporal dementia, chronic traumatic encephalopathy, and other tauopathies; Aß, or Amyloid Beta, a protein for the treatment of Alzheimer's disease; TDP-43 for amyotrophic lateral sclerosis and frontotemporal dementia; and other products for neurodegeneration. The company has a license, development, and commercialization agreement with F. Hoffmann-La Roche Ltd and Hoffmann-La Roche Inc. to develop and commercialize antibodies that target alpha-synuclein; and a collaboration agreement with Celgene Corporation to develop antibodies. Prothena Corporation plc was founded in 2012 and is based in Dublin, Ireland.