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Also traded in: Germany

GuruFocus Financial Strength Rank measures how strong a company’s financial situation is. It is based on these factors

1. The debt burden that the company has as measured by its Interest coverage (current year).
2. Debt to revenue ratio. The lower, the better
3. Altman Z-score.

A company ranks high with financial strength is likely to withstand any business slowdowns and recessions.

Financial Strength : 6/10

vs
industry
vs
history
Cash to Debt 12.33
PRTA's Cash to Debt is ranked lower than
56% of the 946 Companies
in the Global Biotechnology industry.

( Industry Median: 42.60 vs. PRTA: 12.33 )
Ranked among companies with meaningful Cash to Debt only.
PRTA' s Cash to Debt Range Over the Past 10 Years
Min: 12.33  Med: No Debt Max: No Debt
Current: 12.33
Equity to Asset 0.86
PRTA's Equity to Asset is ranked higher than
76% of the 701 Companies
in the Global Biotechnology industry.

( Industry Median: 0.68 vs. PRTA: 0.86 )
Ranked among companies with meaningful Equity to Asset only.
PRTA' s Equity to Asset Range Over the Past 10 Years
Min: 0.86  Med: 0.95 Max: 0.98
Current: 0.86
0.86
0.98
F-Score: 1
Z-Score: 14.10
M-Score: -2.78
GuruFocus Profitability Rank ranks how profitable a company is and how likely the company’s business will stay that way. It is based on these factors:

1. Operating Margin
2. Trend of the Operating Margin (5-year average). The company with an uptrend profit margin has a higher rank.
••3. Consistency of the profitability
4. Piotroski F-Score
5. Predictability Rank•

The maximum rank is 10. A rank of 7 or higher means a higher profitability and may stay that way. A rank of 3 or lower indicates that the company has had trouble to make a profit.

Profitability Rank is not directly related to the Financial Strength Rank. But if a company is consistently profitable, its financial strength will be stronger.

Profitability & Growth : 4/10

vs
industry
vs
history
Operating margin (%) -8578.94
PRTA's Operating margin (%) is ranked lower than
92% of the 742 Companies
in the Global Biotechnology industry.

( Industry Median: -85.53 vs. PRTA: -8578.94 )
Ranked among companies with meaningful Operating margin (%) only.
PRTA' s Operating margin (%) Range Over the Past 10 Years
Min: -8578.94  Med: -3266.12 Max: -13.07
Current: -8578.94
-8578.94
-13.07
Net-margin (%) -8628.11
PRTA's Net-margin (%) is ranked lower than
93% of the 742 Companies
in the Global Biotechnology industry.

( Industry Median: -81.84 vs. PRTA: -8628.11 )
Ranked among companies with meaningful Net-margin (%) only.
PRTA' s Net-margin (%) Range Over the Past 10 Years
Min: -8628.11  Med: -3287.14 Max: -14.06
Current: -8628.11
-8628.11
-14.06
ROE (%) -28.34
PRTA's ROE (%) is ranked higher than
53% of the 858 Companies
in the Global Biotechnology industry.

( Industry Median: -31.92 vs. PRTA: -28.34 )
Ranked among companies with meaningful ROE (%) only.
PRTA' s ROE (%) Range Over the Past 10 Years
Min: -68.99  Med: -26.07 Max: -3.09
Current: -28.34
-68.99
-3.09
ROA (%) -26.29
PRTA's ROA (%) is ranked higher than
51% of the 950 Companies
in the Global Biotechnology industry.

( Industry Median: -27.48 vs. PRTA: -26.29 )
Ranked among companies with meaningful ROA (%) only.
PRTA' s ROA (%) Range Over the Past 10 Years
Min: -1640.13  Med: -26.31 Max: -2.94
Current: -26.29
-1640.13
-2.94
ROC (Joel Greenblatt) (%) -1033.18
PRTA's ROC (Joel Greenblatt) (%) is ranked lower than
61% of the 912 Companies
in the Global Biotechnology industry.

( Industry Median: -387.57 vs. PRTA: -1033.18 )
Ranked among companies with meaningful ROC (Joel Greenblatt) (%) only.
PRTA' s ROC (Joel Greenblatt) (%) Range Over the Past 10 Years
Min: -2303.58  Med: -1384.72 Max: -204.81
Current: -1033.18
-2303.58
-204.81
Revenue Growth (3Y)(%) -33.70
PRTA's Revenue Growth (3Y)(%) is ranked lower than
81% of the 478 Companies
in the Global Biotechnology industry.

( Industry Median: 3.70 vs. PRTA: -33.70 )
Ranked among companies with meaningful Revenue Growth (3Y)(%) only.
PRTA' s Revenue Growth (3Y)(%) Range Over the Past 10 Years
Min: -33.7  Med: -25.2 Max: 289
Current: -33.7
-33.7
289
EBITDA Growth (3Y)(%) -2.40
PRTA's EBITDA Growth (3Y)(%) is ranked lower than
53% of the 503 Companies
in the Global Biotechnology industry.

( Industry Median: 0.90 vs. PRTA: -2.40 )
Ranked among companies with meaningful EBITDA Growth (3Y)(%) only.
PRTA' s EBITDA Growth (3Y)(%) Range Over the Past 10 Years
Min: -50.7  Med: -2.4 Max: 37.3
Current: -2.4
-50.7
37.3
EPS Growth (3Y)(%) -2.20
PRTA's EPS Growth (3Y)(%) is ranked higher than
52% of the 498 Companies
in the Global Biotechnology industry.

( Industry Median: -4.20 vs. PRTA: -2.20 )
Ranked among companies with meaningful EPS Growth (3Y)(%) only.
PRTA' s EPS Growth (3Y)(%) Range Over the Past 10 Years
Min: -47.9  Med: -2.2 Max: 36.8
Current: -2.2
-47.9
36.8
» PRTA's 10-Y Financials

Financials


Revenue & Net Income
Cash & Debt
Oprt. Cash Flow & Free Cash Flow
Oprt. Cash Flow & Net Income

» Details

Guru Trades

Q3 2015

PRTA Guru Trades in Q3 2015

Jim Simons 36,400 sh (New)
Ken Fisher 19,040 sh (New)
Vanguard Health Care Fund 1,662,794 sh (unchged)
Paul Tudor Jones 5,601 sh (-53.87%)
Steven Cohen 16,900 sh (-72.74%)
» More
Q4 2015

PRTA Guru Trades in Q4 2015

Jim Simons 90,600 sh (+148.90%)
Ken Fisher 19,040 sh (unchged)
Vanguard Health Care Fund 1,662,794 sh (unchged)
Steven Cohen Sold Out
Paul Tudor Jones Sold Out
» More
Q1 2016

PRTA Guru Trades in Q1 2016

Vanguard Health Care Fund 2,150,294 sh (+29.32%)
Ken Fisher 19,076 sh (+0.19%)
Jim Simons Sold Out
» More
Q2 2016

PRTA Guru Trades in Q2 2016

Pioneer Investments 119,958 sh (New)
Vanguard Health Care Fund 2,150,294 sh (unchged)
Ken Fisher 19,040 sh (-0.19%)
» More
» Details

Insider Trades

Latest Guru Trades with PRTA

(List those with share number changes of more than 20%, or impact to portfolio more than 0.1%)

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Business Description

Industry: Biotechnology » Biotechnology
Compare:NAS:ITCI, OTCPK:AKBLF, NAS:ONCE, NAS:DBVT, NYSE:AXON, NAS:ALDR, OTCPK:PTIX, NYSE:PBYI, NAS:OPHT, NAS:BLUE, NAS:NVAX, OTCPK:GENSF, OTCPK:SXMDF, NAS:LXRX, NAS:ARIA, OTCPK:ABCZY, NAS:AGIO, NAS:RLYP, NYSE:CBM, NAS:TBPH » details
Traded in other countries:0PT.Germany,
Prothena Corp PLC is a biotechnology company. It discovers and develops novel antibodies for the potential treatment of a broad range of diseases that involve protein misfolding or cell adhesion.

Prothena Corporation PLC was incorporated in Ireland as a private limited company under the name Neotope Corporation Limited on September 26, 2012. On November1, 2012, it changed the name of the company to Prothena Corporation plc. It is a biotechnology company engaged in the discovery and development of novel antibodies for the potential treatment of an array of diseases that involve protein misfolding or cell adhesion. Its research and development pipeline includes three main therapeutic antibody programs: NEOD001 for the treatment of AL and AA Amyloidosis; PRX002 (formerly NEOD002) for the treatment of Parkinson's disease; and PRX003 for the potential treatment of inflammatory disease and metastatic cancers. Its pipeline also includes two late discovery stage programs: tau antibodies for potential treatment of Alzheimer's disease and antibodies for the potential treatment of type 2 diabetes. The competitors consist of major international companies, all of which are larger and have greater financial resources, technical staff, manufacturing, R&D and marketing capabilities. It also competes with smaller research companies and generic drug and biosimilar manufacturers. It is subject to significant regulation by international, national, state and local governmental regulatory agencies.

Top Ranked Articles about Prothena Corp PLC

The Best-Performing Stocks Among Vanguard Health Care Fund's Holdings Prothena Corp. tops the list with a 148% return year-to-date
Jean M. Hynes has managed the Vanguard Health Care Fund (Trades, Portfolio) (VGHCX) since 2008, which is now composed of 82 stocks. The following are the stocks in the portfolio with the highest performance since the beginning of the year. Read more...

Ratios

vs
industry
vs
history
P/B 4.04
PRTA's P/B is ranked lower than
54% of the 827 Companies
in the Global Biotechnology industry.

( Industry Median: 3.67 vs. PRTA: 4.04 )
Ranked among companies with meaningful P/B only.
PRTA' s P/B Range Over the Past 10 Years
Min: 0.84  Med: 3.16 Max: 6.28
Current: 4.04
0.84
6.28
P/S 1202.83
PRTA's P/S is ranked lower than
97% of the 681 Companies
in the Global Biotechnology industry.

( Industry Median: 11.30 vs. PRTA: 1202.83 )
Ranked among companies with meaningful P/S only.
PRTA' s P/S Range Over the Past 10 Years
Min: 8.25  Med: 132.65 Max: 1380.48
Current: 1202.83
8.25
1380.48
Current Ratio 13.47
PRTA's Current Ratio is ranked higher than
84% of the 918 Companies
in the Global Biotechnology industry.

( Industry Median: 4.25 vs. PRTA: 13.47 )
Ranked among companies with meaningful Current Ratio only.
PRTA' s Current Ratio Range Over the Past 10 Years
Min: 12.51  Med: 23.75 Max: 72.16
Current: 13.47
12.51
72.16
Quick Ratio 13.47
PRTA's Quick Ratio is ranked higher than
85% of the 918 Companies
in the Global Biotechnology industry.

( Industry Median: 4.03 vs. PRTA: 13.47 )
Ranked among companies with meaningful Quick Ratio only.
PRTA' s Quick Ratio Range Over the Past 10 Years
Min: 12.51  Med: 23.75 Max: 72.16
Current: 13.47
12.51
72.16
Days Sales Outstanding 99.60
PRTA's Days Sales Outstanding is ranked lower than
71% of the 589 Companies
in the Global Biotechnology industry.

( Industry Median: 61.43 vs. PRTA: 99.60 )
Ranked among companies with meaningful Days Sales Outstanding only.
PRTA' s Days Sales Outstanding Range Over the Past 10 Years
Min: 12.41  Med: 30.97 Max: 115.61
Current: 99.6
12.41
115.61

Buy Back

vs
industry
vs
history
3-Year Average Share Buyback Ratio -21.50
PRTA's 3-Year Average Share Buyback Ratio is ranked lower than
69% of the 542 Companies
in the Global Biotechnology industry.

( Industry Median: -11.50 vs. PRTA: -21.50 )
Ranked among companies with meaningful 3-Year Average Share Buyback Ratio only.
PRTA' s 3-Year Average Share Buyback Ratio Range Over the Past 10 Years
Min: -23.6  Med: -21.5 Max: -14.7
Current: -21.5
-23.6
-14.7

Valuation & Return

vs
industry
vs
history
Price/Net Cash 4.68
PRTA's Price/Net Cash is ranked higher than
60% of the 515 Companies
in the Global Biotechnology industry.

( Industry Median: 5.78 vs. PRTA: 4.68 )
Ranked among companies with meaningful Price/Net Cash only.
PRTA' s Price/Net Cash Range Over the Past 10 Years
Min: 1.05  Med: 3.24 Max: 6.25
Current: 4.68
1.05
6.25
Price/Net Current Asset Value 4.58
PRTA's Price/Net Current Asset Value is ranked higher than
57% of the 618 Companies
in the Global Biotechnology industry.

( Industry Median: 5.45 vs. PRTA: 4.58 )
Ranked among companies with meaningful Price/Net Current Asset Value only.
PRTA' s Price/Net Current Asset Value Range Over the Past 10 Years
Min: 1.03  Med: 3.17 Max: 6.13
Current: 4.58
1.03
6.13
Price/Tangible Book 4.03
PRTA's Price/Tangible Book is ranked higher than
55% of the 757 Companies
in the Global Biotechnology industry.

( Industry Median: 4.38 vs. PRTA: 4.03 )
Ranked among companies with meaningful Price/Tangible Book only.
PRTA' s Price/Tangible Book Range Over the Past 10 Years
Min: 1  Med: 3.03 Max: 5.99
Current: 4.03
1
5.99
Price/Median PS Value 9.07
PRTA's Price/Median PS Value is ranked lower than
96% of the 616 Companies
in the Global Biotechnology industry.

( Industry Median: 0.97 vs. PRTA: 9.07 )
Ranked among companies with meaningful Price/Median PS Value only.
PRTA' s Price/Median PS Value Range Over the Past 10 Years
Min: 0.07  Med: 0.79 Max: 9.33
Current: 9.07
0.07
9.33
Earnings Yield (Greenblatt) (%) -8.61
PRTA's Earnings Yield (Greenblatt) (%) is ranked higher than
51% of the 914 Companies
in the Global Biotechnology industry.

( Industry Median: -8.90 vs. PRTA: -8.61 )
Ranked among companies with meaningful Earnings Yield (Greenblatt) (%) only.
PRTA' s Earnings Yield (Greenblatt) (%) Range Over the Past 10 Years
Min: -8.7  Med: 142.9 Max: 74709.2
Current: -8.61
-8.7
74709.2

More Statistics

Revenue (TTM) (Mil) $1.33
EPS (TTM) $ -3.49
Beta2.73
Short Percentage of Float22.67%
52-Week Range $28.20 - 76.42
Shares Outstanding (Mil)34.40

Analyst Estimate

Dec16 Dec17 Dec18
Revenue (Mil $) 11 23 31
EPS ($) -3.88 -2.84 -2.71
EPS w/o NRI ($) -3.88 -2.84 -2.71
EPS Growth Rate
(3Y to 5Y Estimate)
N/A
Dividends Per Share ($)
» More Articles for PRTA

Headlines

Articles On GuruFocus.com
The Best-Performing Stocks Among Vanguard Health Care Fund's Holdings Nov 04 2015 
Prothena (PRTA) Potential Parkinson's Treatment, Envivio (ENVI) Improved Results, Nike (NKE) Profita Mar 20 2015 
Three Stocks With Massive Insider Buying Sep 03 2014 

More From Other Websites
Prothena to Participate in Upcoming September Investor Conferences Aug 30 2016
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Here’s A Look At Prothena Corporation PLC (PRTA)’s Upcoming Milestones Aug 03 2016
Prothena (PRTA) Reports Wider-than-Anticipated Loss in Q2 Aug 03 2016
Prothena reports 2Q loss Aug 02 2016
Prothena reports 2Q loss Aug 02 2016
PROTHENA CORP PLC Files SEC form 8-K, Results of Operations and Financial Condition Aug 02 2016
Prothena Reports Second Quarter 2016 Financial Results; Provides R&D Update Aug 02 2016
Prothena Reports Second Quarter 2016 Financial Results; Provides R&D Update Aug 02 2016
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What Awaits MNK & Other Drug Stocks this Earnings Season? Aug 01 2016
What's in Store for Prothena (PRTA) This Earnings Season? Jul 29 2016
Prothena Corp. Plc – Value Analysis (NASDAQ:PRTA) : July 18, 2016 Jul 18 2016
PROTHENA CORP PLC Files SEC form 8-K, Termination of a Material Definitive Agreement Jul 12 2016
Prothena Corp. Plc breached its 50 day moving average in a Bullish Manner : PRTA-US : July 11, 2016 Jul 11 2016
PROTHENA CORP PLC Files SEC form 8-K/A, Submission of Matters to a Vote of Security Holders Jul 08 2016
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