Prothena Corp. Company Profile (NASDAQ:PRTA)

About Prothena Corp.

Prothena 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

Profitability:

Net Margins: -8,628.11%
Return on Equity: -28.15%
Return on Assets: -25.89%

Debt:

Current Ratio: 13.47%
Quick Ratio: 13.47%

Additional Links:

Companies Related to Prothena Corp.:

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)

Show:

Date	Firm	Action	Rating	Price Target
9/27/2016	Credit Suisse Group AG	Reiterated Rating	Buy	$65.00
9/26/2016	Wedbush	Reiterated Rating	Outperform	$77.00
8/4/2016	Barclays PLC	Boost Price Target	Overweight	$60.00 -> $70.00
7/18/2016	Royal Bank Of Canada	Reiterated Rating	Outperform	$95.00
3/15/2016	Oppenheimer Holdings Inc.	Reiterated Rating	Outperform	$77.00
6/19/2015	Ladenburg Thalmann	Boost Price Target	Buy	$49.00 -> $57.00
12/5/2014	Bank of America Corp.	Downgrade	Neutral -> Underperform
12/4/2014	Citigroup Inc.	Lower Price Target	Buy	$60.00 -> $37.00

(Data available from 9/28/2014 forward)

Earnings History for Prothena Corp. (NASDAQ:PRTA)

Date	Quarter	Consensus Estimate	Actual EPS	Revenue Estimate	Actual Revenue	Release Link	Conference Call
10/31/2016
8/2/2016	Q2	($0.91)	($1.18)	$0.39 million	$0.33 million	View	N/A
5/3/2016	Q116	($0.77)	($0.81)			View	N/A
2/18/2016	Q215	($0.81)	($0.76)	$0.39 million	$0.31 million	View	Listen
11/2/2015		($0.66)	($0.73)			View	N/A
8/4/2015	Q2	($0.56)	($0.59)			View	N/A
5/5/2015		($0.59)	($0.55)			View	N/A
3/5/2015	Q414	($0.66)	($0.48)	$1.20 million	$2.00 million	View	N/A
11/3/2014	Q314	($0.60)	($0.48)	$1.13 million	$1.50 million	View	N/A
8/4/2014	Q214		$0.06		$15.10 million	View	N/A
5/6/2014		$0.81	$0.78			View	N/A
3/6/2014	Q113		($0.52)			View	N/A
3/28/2013	Q412		($0.82)	$0.13 million	$0.58 million	View	N/A

(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

Quarter	Number of Estimates	Low Estimate	High Estimate	Average Estimate
Q1 2016	1	($0.82)	($0.82)	($0.82)
Q2 2016	2	($0.90)	($0.90)	($0.90)
Q3 2016	2	($1.27)	($0.99)	($1.13)
Q4 2016	2	($1.39)	($1.13)	($1.26)
Q1 2017	1	($0.38)	($0.38)	($0.38)
Q2 2017	1	($1.45)	($1.45)	($1.45)
Q3 2017	1	($1.52)	($1.52)	($1.52)
Q4 2017	1	($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 MarketBeat.com

Insider Trading History for Prothena Corp. (NASDAQ:PRTA)

Insider Ownership Percentage: 3.70%

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction
9/19/2016	Karin L Walker	Insider	Sell	12,000	$61.10	$733,200.00
9/1/2016	Arthur W Homan	Insider	Sell	3,125	$52.16	$163,000.00
7/20/2016	Arthur W Homan	Insider	Sell	9,375	$52.14	$488,812.50
5/24/2016	Dennis J Selkoe	Director	Sell	5,000	$45.00	$225,000.00
4/13/2016	Karin L Walker	Insider	Sell	4,000	$45.11	$180,440.00
4/4/2016	Dennis J Selkoe	Director	Sell	5,000	$45.00	$225,000.00
1/13/2016	Karin L. Walker	insider	Sell	4,000	$50.96	$203,840.00
12/9/2015	Tara Nickerson	insider	Sell	10,000	$66.17	$661,700.00
12/9/2015	Tran Nguyen	CFO	Sell	30,000	$66.17	$1,985,100.00
12/1/2015	Dennis J. Selkoe	Director	Sell	3,125	$68.74	$214,812.50
11/27/2015	Christopher S. Henney	Director	Sell	5,000	$75.00	$375,000.00
11/25/2015	Lars Ekman	Director	Sell	30,000	$73.35	$2,200,500.00
11/13/2015	Martin Koller	insider	Sell	30,000	$65.03	$1,950,900.00
11/2/2015	Arthur W. Homan	insider	Sell	3,125	$52.14	$162,937.50
10/29/2015	Christopher S. Henney	Director	Sell	5,000	$55.00	$275,000.00
9/9/2015	Tara Nickerson	insider	Sell	10,000	$56.06	$560,600.00
9/2/2015	Martin Koller	insider	Sell	30,000	$55.56	$1,666,800.00
9/1/2015	Dennis J. Selkoe	Director	Sell	3,125	$55.45	$173,281.25
8/20/2015	Dale B. Schenk	CEO	Sell	30,000	$56.65	$1,699,500.00
8/12/2015	Karin L Walker	Insider	Sell	7,000	$62.06	$434,420.00
6/9/2015	Tara Nickerson	Insider	Sell	12,000	$44.41	$532,920.00
3/20/2015	Tara Nickerson	Insider	Sell	13,000	$39.99	$519,870.00
3/9/2015	Dennis J Selkoe	Director	Sell	3,125	$25.56	$79,875.00
8/12/2014	Karin L Walker	Insider	Sell	2,500	$20.74	$51,850.00
8/7/2014	Arthur W Homan	Insider	Buy	2,000	$19.12	$38,240.00
6/6/2014	Karin L Walker	Insider	Sell	8,000	$21.58	$172,640.00
5/12/2014	Dale Schenk	CEO	Buy	8,000	$20.79	$166,320.00
5/12/2014	Tara Nickerson	Insider	Buy	1,656	$21.00	$34,776.00
5/9/2014	Gene Kinney	Insider	Buy	2,500	$19.54	$48,850.00
5/9/2014	Tran Nguyen	CFO	Buy	2,200	$19.61	$43,142.00
2/3/2014	Co Plc Perrigo	major shareholder	Sell	3,182,253	$24.96	$79,429,034.88

(Data available from 1/1/2013 forward)

Latest Headlines for Prothena Corp. (NASDAQ:PRTA)

Date	Headline
	New Analyst Ratings On Prothena Corporation Plc (NASDAQ:PRTA) - NewsDen (NASDAQ:PRTA) newsden.net - September 28 at 12:03 PM
	Prothena Corp. (PRTA) CEO Schenk to Take Medical Leave - StreetInsider.com (NASDAQ:PRTA) www.streetinsider.com - September 27 at 6:45 PM
	Prothena Corp. (PRTA) CEO Schenk to Take Medical Leave (NASDAQ:PRTA) www.streetinsider.com - September 27 at 11:30 AM
	Prothena chief Schenk to take leave of absence due to health concerns (NASDAQ:PRTA) seekingalpha.com - September 26 at 6:57 PM
	Prothena Corp. (PRTA) Insider Trades: Insider Karin L Walker Sold 12000 Shares - BNB Daily (blog) (NASDAQ:PRTA) www.baseball-news-blog.com - September 23 at 11:36 AM
	Prothena to Host Update on PRX003 Phase 2 Development Strategy (NASDAQ:PRTA) www.publicnow.com - September 22 at 6:32 PM
	See Remarks of Prothena Corporation plc (NASDAQ:PRTA), Walker Karin L, sells 12,000 shares worth $733,204 (NASDAQ:PRTA) empowerednews.net - September 21 at 6:27 PM
	What Analysts are saying about? Maiden Holdings, Ltd. (NASDAQ:MHLD) , Prothena Corporation plc (NASDAQ:PRTA) - Wall Street Times (press release) (NASDAQ:PRTA) www.wallstreetnews24.com - September 21 at 10:55 AM
	Notable Monday Option Activity: PRTA, VHC, EXPE (NASDAQ:PRTA) www.stockoptionschannel.com - September 19 at 6:49 PM
	ETF’s with exposure to Prothena Corp. Plc : September 16, 2016 (NASDAQ:PRTA) www.capitalcube.com - September 16 at 6:39 PM
	Volatile Movement: Prothena Corporation plc (NASDAQ:PRTA) , Nippon Telegraph and Telephone Corporation (NYSE ... - Wall Street Times (press release) (NASDAQ:PRTA) www.wallstreetnews24.com - September 15 at 6:56 PM
	Shares Holding Above Moving Averages: Prothena Corporation plc (NASDAQ:PRTA) - Post News (NASDAQ:PRTA) www.kentuckypostnews.com - September 14 at 7:00 PM
	Steering Attention Towards Earnings; Analysts Weigh in on Prothena Corporation plc (NASDAQ:PRTA) Stock - Frisco Fastball (NASDAQ:PRTA) friscofastball.com - September 8 at 10:44 AM
	Prothena Corp. (PRTA) Names New COO - StreetInsider.com (NASDAQ:PRTA) www.streetinsider.com - September 8 at 10:44 AM
	4:07 pm Prothena names Chief Scientific Officer Gene G. Kinney, PhD as Chief Operating Officer (NASDAQ:PRTA) finance.yahoo.com - September 6 at 6:58 PM
	Prothena Announces Appointment of Gene G. Kinney as Chief Operating Officer (NASDAQ:PRTA) www.publicnow.com - September 6 at 6:58 PM
	PROTHENA CORP PLC Files SEC form 8-K, Change in Directors or Principal Officers (NASDAQ:PRTA) biz.yahoo.com - September 6 at 6:58 PM
	Prothena Corporation plc: Prothena to Participate in Upcoming September Investor Conferences (NASDAQ:PRTA) www.finanznachrichten.de - September 1 at 10:00 AM
	ETF’s with exposure to Prothena Corp. Plc : August 31, 2016 (NASDAQ:PRTA) www.capitalcube.com - August 31 at 12:05 PM
	Prothena Builds Case For Amyloidosis Valuation - Seeking Alpha (NASDAQ:PRTA) seekingalpha.com - August 30 at 6:50 PM
	Prothena to Participate in Upcoming September Investor Conferences (NASDAQ:PRTA) finance.yahoo.com - August 30 at 6:50 PM
	Prothena Builds Case For Amyloidosis Valuation (NASDAQ:PRTA) seekingalpha.com - August 30 at 10:11 AM
	My "Early Warning" System for Maximum Tech Profits (NASDAQ:PRTA) moneymorning.com - August 29 at 6:40 PM
	Will Prothena Corporation plc (NASDAQ:PRTA) Hit $95 Price Target? - Investor Newswire (NASDAQ:PRTA) www.investornewswire.com - August 20 at 6:36 PM
	PROTHENA CORP PLC Financials (NASDAQ:PRTA) finance.yahoo.com - August 9 at 7:12 PM
	ETF’s with exposure to Prothena Corp. Plc : August 9, 2016 (NASDAQ:PRTA) www.capitalcube.com - August 9 at 7:12 PM
	Why Prothena Corp plc Skyrocketed 43% in July (NASDAQ:PRTA) www.fool.com - August 7 at 10:59 AM
	Strong Sell Calls For Prothena Corporation plc (NASDAQ:PRTA) At 0 - Investor Newswire (NASDAQ:PRTA) www.investornewswire.com - August 6 at 6:59 PM
	Here's A Look At Prothena Corporation PLC (PRTA)'s Upcoming Milestones - Insider Monkey (blog) (NASDAQ:PRTA) www.insidermonkey.com - August 5 at 7:08 PM
	Prothena Corp. Plc :PRTA-US: Earnings Analysis: Q2, 2016 By the Numbers : August 5, 2016 (NASDAQ:PRTA) www.capitalcube.com - August 5 at 7:08 PM
	Prothena (PRTA) Reports Wider-than-Anticipated Loss in Q2 (NASDAQ:PRTA) www.zacks.com - August 3 at 7:18 PM
	Here’s A Look At Prothena Corporation PLC (PRTA)’s Upcoming Milestones (NASDAQ:PRTA) feedproxy.google.com - August 3 at 3:56 PM
	Prothena Reports Second Quarter 2016 Financial Results; Provides R&D Update (NASDAQ:PRTA) globenewswire.com - August 3 at 10:11 AM
	Prothena Corporation plc: Prothena Reports Second Quarter 2016 Financial Results; Provides R&D Update (NASDAQ:PRTA) www.twst.com - August 2 at 7:16 PM
	Prothena reports 2Q loss (NASDAQ:PRTA) sg.finance.yahoo.com - August 2 at 7:16 PM
	Prothena Corporation plc (PRTA) Jumps 7.46% on July 27 - Equities.com (NASDAQ:PRTA) www.equities.com - July 28 at 10:10 AM
	Is $95 Price Target Attainable For Prothena Corporation plc (NASDAQ:PRTA)? - Investor Newswire (NASDAQ:PRTA) www.investornewswire.com - July 23 at 6:25 PM
	Prothena Corporation Plc Ord WI (NASDAQ:PRTA) Shorts Decreased by 6.09% After Short Covering - Consumer Eagle (NASDAQ:PRTA) www.consumereagle.com - July 23 at 10:49 AM
	Insiders Are Selling – Prothena Corporation plc (NASDAQ:PRTA) (NASDAQ:PRTA) www.fidaily.com - July 22 at 6:47 PM
	Chief Legal Officer of Prothena Corporation plc (NASDAQ:PRTA), Homan Arthur W, sells 9,375 shares worth $488,813 (NASDAQ:PRTA) empowerednews.net - July 22 at 6:47 PM
	Shares of Prothena Corporation plc (PRTA) Rally 10.79% - Trade Calls (NASDAQ:PRTA) www.tradecalls.org - July 19 at 7:05 PM
	Hot Alert: Ionis Pharmaceuticals, Inc. (NASDAQ:IONS), Prothena Corporation plc (NASDAQ:PRTA), Tandem Diabetes ... - KC Register (NASDAQ:PRTA) www.kcregister.com - July 19 at 5:49 AM
	Prothena Corp. Plc – Value Analysis (NASDAQ:PRTA) : July 18, 2016 (NASDAQ:PRTA) www.capitalcube.com - July 18 at 4:12 PM
	Prothena Corporation plc (PRTA) Drops 8.79% on July 13 - Equities.com (NASDAQ:PRTA) www.equities.com - July 16 at 10:13 AM
	Prothena Corporation plc (NASDAQ:PRTA) Earnings Concentration and Analyst Target Watch - Engelwood Daily (NASDAQ:PRTA) www.engelwooddaily.com - July 14 at 7:12 PM
	Prothena Corporation plc Realized Volatility Hits Extreme Level - CML News (NASDAQ:PRTA) news.cmlviz.com - July 14 at 7:12 PM
	Could Prothena Corporation PLC Recover After Today's Huge Decline? - Consumer Eagle (NASDAQ:PRTA) www.consumereagle.com - July 14 at 10:34 AM
	Analyst Target and Average Rating Watch: Prothena Corporation plc (NASDAQ:PRTA) - Press Telegraph (NASDAQ:PRTA) presstelegraph.com - July 14 at 10:34 AM
	Prothena Corporation plc (PRTA) Jumps 7.39% on July 12 - Equities.com (NASDAQ:PRTA) www.equities.com - July 14 at 10:34 AM
	Prothena Corporation plc (PRTA) Jumps 7.39% on July 12 (NASDAQ:PRTA) www.equities.com - July 12 at 7:10 PM