Prothena Corp. Company Profile (NASDAQ:PRTA)

About Prothena Corp.

Prothena Corp. logoProthena Corporation Public Limited Company is a global biotechnology company. The Company is focused on the discovery, development and commercialization of immunotherapies for the treatment of diseases that involve protein misfolding or cell adhesion. The Company's clinical pipeline of antibody-based product candidates targets a range of indications, including Amyloid Light-chain (AL) amyloidosis (NEOD001), Parkinson's disease and other related synucleinopathies (PRX002), and inflammatory diseases, including psoriasis (PRX003). The Company has generated monoclonal antibodies that selectively bind to amyloidogenic (diseased) forms of the Transthyretin (TTR)-mediated amyloidosis (ATTR) protein. Its pipeline also includes late discovery-stage programs for which the Company is testing the efficacy of antibodies in preclinical models of diseases related to amyloid or cell adhesion. NEOD001 is a monoclonal antibody that specifically targets the amyloid that accumulates in AL amyloidosis.

Industry, Sector and Symbol:
  • Sector: Medical
  • Industry: Biotechnology
  • Sub-Industry: N/A
  • Exchange: NASDAQ
  • Symbol: PRTA
  • CUSIP:
Key Metrics:
  • Previous Close: $63.01
  • 50 Day Moving Average: $55.67
  • 200 Day Moving Average: $47.45
  • 52-Week Range: $28.20 - $76.42
  • Trailing P/E Ratio: N/A
  • Foreward P/E Ratio: -14.52
  • P/E Growth: 0.11
  • Market Cap: $2.09B
  • Outstanding Shares: 34,395,000
  • Beta: 2.43
  • Net Margins: -8,628.11%
  • Return on Equity: -28.15%
  • Return on Assets: -25.89%
  • Current Ratio: 13.47%
  • Quick Ratio: 13.47%
Additional Links:
Companies Related to Prothena Corp.:

Analyst Ratings

Consensus Ratings for Prothena Corp. (NASDAQ:PRTA) (?)
Ratings Breakdown: 5 Buy Ratings
Consensus Rating:Buy (Score: 3.00)
Consensus Price Target: $76.80 (21.89% upside)

Analysts' Ratings History for Prothena Corp. (NASDAQ:PRTA)
DateFirmActionRatingPrice TargetDetails
9/27/2016Credit Suisse Group AGReiterated RatingBuy$65.00View Rating Details
9/26/2016WedbushReiterated RatingOutperform$77.00View Rating Details
8/4/2016Barclays PLCBoost Price TargetOverweight$60.00 -> $70.00View Rating Details
7/18/2016Royal Bank Of CanadaReiterated RatingOutperform$95.00View Rating Details
3/15/2016Oppenheimer Holdings Inc.Reiterated RatingOutperform$77.00View Rating Details
6/19/2015Ladenburg ThalmannBoost Price TargetBuy$49.00 -> $57.00View Rating Details
12/5/2014Bank of America Corp.DowngradeNeutral -> UnderperformView Rating Details
12/4/2014Citigroup Inc.Lower Price TargetBuy$60.00 -> $37.00View Rating Details
(Data available from 9/28/2014 forward)


Earnings History for Prothena Corp. (NASDAQ:PRTA)
DateQuarterConsensus EstimateActual EPSRevenue EstimateActual RevenueRelease LinkConference CallDetails
8/2/2016Q2($0.91)($1.18)$0.39 million$0.33 millionViewN/AView Earnings Details
5/3/2016Q116($0.77)($0.81)ViewN/AView Earnings Details
2/18/2016Q215($0.81)($0.76)$0.39 million$0.31 millionViewListenView Earnings Details
11/2/2015($0.66)($0.73)ViewN/AView Earnings Details
8/4/2015Q2($0.56)($0.59)ViewN/AView Earnings Details
5/5/2015($0.59)($0.55)ViewN/AView Earnings Details
3/5/2015Q414($0.66)($0.48)$1.20 million$2.00 millionViewN/AView Earnings Details
11/3/2014Q314($0.60)($0.48)$1.13 million$1.50 millionViewN/AView Earnings Details
8/4/2014Q214$0.06$15.10 millionViewN/AView Earnings Details
5/6/2014$0.81$0.78ViewN/AView Earnings Details
3/6/2014Q113($0.52)ViewN/AView Earnings Details
3/28/2013Q412($0.82)$0.13 million$0.58 millionViewN/AView Earnings Details
(Data available from 1/1/2011 forward)


Earnings Estimates for Prothena Corp. (NASDAQ:PRTA)
Current Year EPS Consensus Estimate: $-4.43 EPS
Next Year EPS Consensus Estimate: $-4.34 EPS
QuarterNumber of EstimatesLow EstimateHigh EstimateAverage Estimate
Q1 20161($0.82)($0.82)($0.82)
Q2 20162($0.90)($0.90)($0.90)
Q3 20162($1.27)($0.99)($1.13)
Q4 20162($1.39)($1.13)($1.26)
Q1 20171($0.38)($0.38)($0.38)
Q2 20171($1.45)($1.45)($1.45)
Q3 20171($1.52)($1.52)($1.52)
Q4 20171($1.58)($1.58)($1.58)
(Data provided by Zacks Investment Research)


Dividend History for Prothena Corp. (NASDAQ:PRTA)
No dividend announcements for this company have been tracked by

Insider Trades

Insider Trading History for Prothena Corp. (NASDAQ:PRTA)
Insider Ownership Percentage: 3.70%
Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails
9/19/2016Karin L WalkerInsiderSell12,000$61.10$733,200.00View SEC Filing  
9/1/2016Arthur W HomanInsiderSell3,125$52.16$163,000.00View SEC Filing  
7/20/2016Arthur W HomanInsiderSell9,375$52.14$488,812.50View SEC Filing  
5/24/2016Dennis J SelkoeDirectorSell5,000$45.00$225,000.00View SEC Filing  
4/13/2016Karin L WalkerInsiderSell4,000$45.11$180,440.00View SEC Filing  
4/4/2016Dennis J SelkoeDirectorSell5,000$45.00$225,000.00View SEC Filing  
1/13/2016Karin L. WalkerinsiderSell4,000$50.96$203,840.00View SEC Filing  
12/9/2015Tara NickersoninsiderSell10,000$66.17$661,700.00View SEC Filing  
12/9/2015Tran NguyenCFOSell30,000$66.17$1,985,100.00View SEC Filing  
12/1/2015Dennis J. SelkoeDirectorSell3,125$68.74$214,812.50View SEC Filing  
11/27/2015Christopher S. HenneyDirectorSell5,000$75.00$375,000.00View SEC Filing  
11/25/2015Lars EkmanDirectorSell30,000$73.35$2,200,500.00View SEC Filing  
11/13/2015Martin KollerinsiderSell30,000$65.03$1,950,900.00View SEC Filing  
11/2/2015Arthur W. HomaninsiderSell3,125$52.14$162,937.50View SEC Filing  
10/29/2015Christopher S. HenneyDirectorSell5,000$55.00$275,000.00View SEC Filing  
9/9/2015Tara NickersoninsiderSell10,000$56.06$560,600.00View SEC Filing  
9/2/2015Martin KollerinsiderSell30,000$55.56$1,666,800.00View SEC Filing  
9/1/2015Dennis J. SelkoeDirectorSell3,125$55.45$173,281.25View SEC Filing  
8/20/2015Dale B. SchenkCEOSell30,000$56.65$1,699,500.00View SEC Filing  
8/12/2015Karin L WalkerInsiderSell7,000$62.06$434,420.00View SEC Filing  
6/9/2015Tara NickersonInsiderSell12,000$44.41$532,920.00View SEC Filing  
3/20/2015Tara NickersonInsiderSell13,000$39.99$519,870.00View SEC Filing  
3/9/2015Dennis J SelkoeDirectorSell3,125$25.56$79,875.00View SEC Filing  
8/12/2014Karin L WalkerInsiderSell2,500$20.74$51,850.00View SEC Filing  
8/7/2014Arthur W HomanInsiderBuy2,000$19.12$38,240.00View SEC Filing  
6/6/2014Karin L WalkerInsiderSell8,000$21.58$172,640.00View SEC Filing  
5/12/2014Dale SchenkCEOBuy8,000$20.79$166,320.00View SEC Filing  
5/12/2014Tara NickersonInsiderBuy1,656$21.00$34,776.00View SEC Filing  
5/9/2014Gene KinneyInsiderBuy2,500$19.54$48,850.00View SEC Filing  
5/9/2014Tran NguyenCFOBuy2,200$19.61$43,142.00View SEC Filing  
2/3/2014Co Plc Perrigomajor shareholderSell3,182,253$24.96$79,429,034.88View SEC Filing  
(Data available from 1/1/2013 forward)


Latest Headlines for Prothena Corp. (NASDAQ:PRTA)
News IconNew Analyst Ratings On Prothena Corporation Plc (NASDAQ:PRTA) - NewsDen (NASDAQ:PRTA) - September 28 at 12:03 PM logoProthena Corp. (PRTA) CEO Schenk to Take Medical Leave - (NASDAQ:PRTA) - September 27 at 6:45 PM logoProthena Corp. (PRTA) CEO Schenk to Take Medical Leave (NASDAQ:PRTA) - September 27 at 11:30 AM logoProthena chief Schenk to take leave of absence due to health concerns (NASDAQ:PRTA) - September 26 at 6:57 PM
News IconProthena Corp. (PRTA) Insider Trades: Insider Karin L Walker Sold 12000 Shares - BNB Daily (blog) (NASDAQ:PRTA) - September 23 at 11:36 AM logoProthena to Host Update on PRX003 Phase 2 Development Strategy (NASDAQ:PRTA) - September 22 at 6:32 PM
News IconSee Remarks of Prothena Corporation plc (NASDAQ:PRTA), Walker Karin L, sells 12,000 shares worth $733,204 (NASDAQ:PRTA) - September 21 at 6:27 PM
News IconWhat Analysts are saying about? Maiden Holdings, Ltd. (NASDAQ:MHLD) , Prothena Corporation plc (NASDAQ:PRTA) - Wall Street Times (press release) (NASDAQ:PRTA) - September 21 at 10:55 AM
News IconNotable Monday Option Activity: PRTA, VHC, EXPE (NASDAQ:PRTA) - September 19 at 6:49 PM logoETF’s with exposure to Prothena Corp. Plc : September 16, 2016 (NASDAQ:PRTA) - September 16 at 6:39 PM
News IconVolatile Movement: Prothena Corporation plc (NASDAQ:PRTA) , Nippon Telegraph and Telephone Corporation (NYSE ... - Wall Street Times (press release) (NASDAQ:PRTA) - September 15 at 6:56 PM
News IconShares Holding Above Moving Averages: Prothena Corporation plc (NASDAQ:PRTA) - Post News (NASDAQ:PRTA) - September 14 at 7:00 PM
News IconSteering Attention Towards Earnings; Analysts Weigh in on Prothena Corporation plc (NASDAQ:PRTA) Stock - Frisco Fastball (NASDAQ:PRTA) - September 8 at 10:44 AM logoProthena Corp. (PRTA) Names New COO - (NASDAQ:PRTA) - September 8 at 10:44 AM logo4:07 pm Prothena names Chief Scientific Officer Gene G. Kinney, PhD as Chief Operating Officer (NASDAQ:PRTA) - September 6 at 6:58 PM logoProthena Announces Appointment of Gene G. Kinney as Chief Operating Officer (NASDAQ:PRTA) - September 6 at 6:58 PM logoPROTHENA CORP PLC Files SEC form 8-K, Change in Directors or Principal Officers (NASDAQ:PRTA) - September 6 at 6:58 PM logoProthena Corporation plc: Prothena to Participate in Upcoming September Investor Conferences (NASDAQ:PRTA) - September 1 at 10:00 AM logoETF’s with exposure to Prothena Corp. Plc : August 31, 2016 (NASDAQ:PRTA) - August 31 at 12:05 PM logoProthena Builds Case For Amyloidosis Valuation - Seeking Alpha (NASDAQ:PRTA) - August 30 at 6:50 PM logoProthena to Participate in Upcoming September Investor Conferences (NASDAQ:PRTA) - August 30 at 6:50 PM logoProthena Builds Case For Amyloidosis Valuation (NASDAQ:PRTA) - August 30 at 10:11 AM
News IconMy "Early Warning" System for Maximum Tech Profits (NASDAQ:PRTA) - August 29 at 6:40 PM logoWill Prothena Corporation plc (NASDAQ:PRTA) Hit $95 Price Target? - Investor Newswire (NASDAQ:PRTA) - August 20 at 6:36 PM logoPROTHENA CORP PLC Financials (NASDAQ:PRTA) - August 9 at 7:12 PM logoETF’s with exposure to Prothena Corp. Plc : August 9, 2016 (NASDAQ:PRTA) - August 9 at 7:12 PM logoWhy Prothena Corp plc Skyrocketed 43% in July (NASDAQ:PRTA) - August 7 at 10:59 AM logoStrong Sell Calls For Prothena Corporation plc (NASDAQ:PRTA) At 0 - Investor Newswire (NASDAQ:PRTA) - August 6 at 6:59 PM logoHere's A Look At Prothena Corporation PLC (PRTA)'s Upcoming Milestones - Insider Monkey (blog) (NASDAQ:PRTA) - August 5 at 7:08 PM logoProthena Corp. Plc :PRTA-US: Earnings Analysis: Q2, 2016 By the Numbers : August 5, 2016 (NASDAQ:PRTA) - August 5 at 7:08 PM logoProthena (PRTA) Reports Wider-than-Anticipated Loss in Q2 (NASDAQ:PRTA) - August 3 at 7:18 PM
News IconHere’s A Look At Prothena Corporation PLC (PRTA)’s Upcoming Milestones (NASDAQ:PRTA) - August 3 at 3:56 PM logoProthena Reports Second Quarter 2016 Financial Results; Provides R&D Update (NASDAQ:PRTA) - August 3 at 10:11 AM logoProthena Corporation plc: Prothena Reports Second Quarter 2016 Financial Results; Provides R&D Update (NASDAQ:PRTA) - August 2 at 7:16 PM logoProthena reports 2Q loss (NASDAQ:PRTA) - August 2 at 7:16 PM logoProthena Corporation plc (PRTA) Jumps 7.46% on July 27 - (NASDAQ:PRTA) - July 28 at 10:10 AM logoIs $95 Price Target Attainable For Prothena Corporation plc (NASDAQ:PRTA)? - Investor Newswire (NASDAQ:PRTA) - July 23 at 6:25 PM
News IconProthena Corporation Plc Ord WI (NASDAQ:PRTA) Shorts Decreased by 6.09% After Short Covering - Consumer Eagle (NASDAQ:PRTA) - July 23 at 10:49 AM logoInsiders Are Selling – Prothena Corporation plc (NASDAQ:PRTA) (NASDAQ:PRTA) - July 22 at 6:47 PM
News IconChief Legal Officer of Prothena Corporation plc (NASDAQ:PRTA), Homan Arthur W, sells 9,375 shares worth $488,813 (NASDAQ:PRTA) - July 22 at 6:47 PM logoShares of Prothena Corporation plc (PRTA) Rally 10.79% - Trade Calls (NASDAQ:PRTA) - July 19 at 7:05 PM logoHot Alert: Ionis Pharmaceuticals, Inc. (NASDAQ:IONS), Prothena Corporation plc (NASDAQ:PRTA), Tandem Diabetes ... - KC Register (NASDAQ:PRTA) - July 19 at 5:49 AM logoProthena Corp. Plc – Value Analysis (NASDAQ:PRTA) : July 18, 2016 (NASDAQ:PRTA) - July 18 at 4:12 PM logoProthena Corporation plc (PRTA) Drops 8.79% on July 13 - (NASDAQ:PRTA) - July 16 at 10:13 AM
News IconProthena Corporation plc (NASDAQ:PRTA) Earnings Concentration and Analyst Target Watch - Engelwood Daily (NASDAQ:PRTA) - July 14 at 7:12 PM logoProthena Corporation plc Realized Volatility Hits Extreme Level - CML News (NASDAQ:PRTA) - July 14 at 7:12 PM
News IconCould Prothena Corporation PLC Recover After Today's Huge Decline? - Consumer Eagle (NASDAQ:PRTA) - July 14 at 10:34 AM
News IconAnalyst Target and Average Rating Watch: Prothena Corporation plc (NASDAQ:PRTA) - Press Telegraph (NASDAQ:PRTA) - July 14 at 10:34 AM logoProthena Corporation plc (PRTA) Jumps 7.39% on July 12 - (NASDAQ:PRTA) - July 14 at 10:34 AM logoProthena Corporation plc (PRTA) Jumps 7.39% on July 12 (NASDAQ:PRTA) - July 12 at 7:10 PM


Prothena Corp. (NASDAQ:PRTA) Chart for Wednesday, September, 28, 2016

Last Updated on 9/28/2016 by Staff