Stock Screener
Stock Research
Market Indexes
Precious Metals
Energy
Commodities
Exchange Rates
Interest Rates
Futures
Economy
Global Metrics

Prothena - Stock Price History | PRTA

Historical daily share price chart and data for Prothena since 2020 adjusted for splits. The latest closing stock price for Prothena as of August 12, 2020 is 12.60.
  • The all-time high Prothena stock closing price was 75.31 on November 27, 2015.
  • The Prothena 52-week high stock price is 17.63, which is 39.9% above the current share price.
  • The Prothena 52-week low stock price is 6.71, which is 46.7% below the current share price.
  • The average Prothena stock price for the last 52 weeks is 11.02.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
  
Prothena Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2019 10.5694 10.5000 17.0100 6.8900 15.8300 53.69%
2018 20.4841 37.8000 45.0400 8.7300 10.3000 -72.53%
2017 54.5062 49.7900 67.7500 35.4400 37.4900 -23.79%
2016 47.9551 62.2200 67.6400 30.1200 49.1900 -27.78%
2015 46.1863 20.3500 75.3100 19.0500 68.1100 228.08%
2014 24.7390 28.1000 48.3000 17.2600 20.7600 -21.72%
2013 14.7389 7.0000 29.0400 5.8400 26.5200 261.80%
2012 6.9833 7.2000 7.3300 6.8000 7.3300 0.00%
Sector Industry Market Cap Revenue
Medical Medical - Biomedical and Genetics $0.498B $0.001B
Prothena Corporation plc is a biotechnology company focused on the discovery and development of therapeutic monoclonal antibodies for disease-causing proteins. The Company is developing the following programs: NEOD001 for Amyloidosis, NEOD002 for Parkinson's disease, MCAM for Inflammatory disease and Metastatic Cancer and Tau for Alzheimer's disease. Prothena Corporation plc is headquartered in Dublin, Ireland.
Stock Name Country Market Cap PE Ratio
Bristol Myers Squibb (BMY) United States $142.844B 11.00
Amgen (AMGN) United States $137.433B 14.93
CSL (CSLLY) Australia $91.237B 0.00
Gilead Sciences (GILD) United States $85.379B 12.29
Vertex Pharmaceuticals (VRTX) United States $68.206B 38.06
Regeneron Pharmaceuticals (REGN) United States $65.885B 24.36
Illumina (ILMN) United States $50.158B 57.93
Biogen (BIIB) United States $45.901B 7.86
Moderna (MRNA) United States $27.215B 0.00
Seattle Genetics (SGEN) United States $26.705B 0.00
Genmab (GMAB) Denmark $23.440B 19.28
SINO PHARMACEUT (SBMFF) Hong Kong, SAR China $22.942B 0.00
Alexion Pharmaceuticals (ALXN) United States $22.189B 9.25
BioMarin Pharmaceutical (BMRN) United States $21.187B 153.72
Incyte (INCY) United States $20.335B 0.00
Genmab (GNMSF) Denmark $20.293B 60.25
BeiGene (BGNE) Cayman Islands $18.716B 0.00
Alnylam Pharmaceuticals (ALNY) United States $15.843B 0.00
BioNTech SE (BNTX) Germany $15.488B 0.00
Bio-Rad Laboratories (BIO.B) United States $15.061B 68.12
Horizon Therapeutics Public (HZNP) Ireland $14.797B 34.62
Exact Sciences (EXAS) United States $12.566B 0.00
Sarepta Therapeutics (SRPT) United States $12.406B 0.00
Galapagos (GLPG) Belgium $12.108B 43.87
QIAGEN (QGEN) Netherlands $11.092B 28.15
ARGENX SE-ADR (ARGX) Netherlands $10.757B 0.00
Bio-Techne Corp (TECH) United States $10.008B 69.26
Immunomedics (IMMU) United States $9.246B 0.00
Novavax (NVAX) United States $9.160B 0.00
Guardant Health (GH) United States $8.115B 0.00
Repligen (RGEN) United States $7.455B 118.33
Ascendis Pharma (ASND) Denmark $7.424B 0.00
Exelixis (EXEL) United States $6.696B 24.35
Emergent Biosolutions (EBS) United States $6.474B 25.65
ACADIA Pharmaceuticals (ACAD) United States $6.344B 0.00
CRISPR Therapeutics AG (CRSP) Switzerland $6.277B 194.46
Vir Biotechnology (VIR) United States $6.209B 0.00
SWEDISH ORP BIO (BIOVF) Sweden $6.177B 15.37
Mirati Therapeutics (MRTX) United States $5.604B 0.00
Acceleron Pharma (XLRN) United States $5.563B 0.00
MyoKardia (MYOK) United States $5.354B 0.00
Ultragenyx Pharmaceutical (RARE) United States $5.020B 0.00
Adaptive Biotechnologies (ADPT) United States $4.994B 0.00
Zai Lab (ZLAB) China $4.548B 0.00
NeoGenomics (NEO) United States $4.332B 1307.67
MorphoSys AG (MOR) Germany $4.218B 55.28
China Biologic Products (CBPO) China $4.177B 23.22
Bluebird Bio (BLUE) United States $4.138B 0.00
Blueprint Medicines (BPMC) United States $4.092B 0.00
Halozyme Therapeutics (HALO) United States $3.864B 0.00
Amicus Therapeutics (FOLD) United States $3.776B 0.00
Global Blood Therapeutics (GBT) United States $3.713B 0.00
Arena Pharmaceuticals (ARNA) United States $3.621B 0.00
Denali Therapeutics (DNLI) United States $3.487B 0.00
Reata Pharmaceuticals (RETA) United States $3.443B 0.00
Sorrento Therapeutics (SRNE) United States $3.410B 0.00
Momenta Pharmaceuticals (MNTA) United States $3.317B 0.00
Fate Therapeutics (FATE) United States $3.013B 0.00
Insmed (INSM) United States $2.932B 0.00
Alkermes (ALKS) Ireland $2.895B 60.67
Principia Biopharma (PRNB) United States $2.795B 0.00
Deciphera Pharmaceuticals (DCPH) United States $2.640B 0.00
Amarin (AMRN) Ireland $2.540B 0.00
Inovio Pharmaceuticals (INO) United States $2.311B 0.00
Twist Bioscience (TWST) United States $2.278B 0.00
Editas Medicine (EDIT) United States $2.129B 0.00
Viela Bio (VIE) United States $1.855B 0.00
PHARMA MAR SA (PHMMF) Spain $1.833B 0.00
UniQure (QURE) Netherlands $1.808B 0.00
Ligand Pharmaceuticals (LGND) United States $1.799B 60.81
Intercept Pharmaceuticals (ICPT) United States $1.734B 0.00
Sangamo Therapeutics (SGMO) United States $1.712B 0.00
BAVARIAN NORDIC (BVNRY) Denmark $1.682B 40.04
I-Mab (IMAB) China $1.668B 0.00
Eidos Therapeutics (EIDX) United States $1.629B 0.00
Revance Therapeutics (RVNC) United States $1.607B 0.00
Seres Therapeutics (MCRB) United States $1.528B 0.00
Cytokineticsorporated (CYTK) United States $1.486B 0.00
Dicerna Pharmaceuticals (DRNA) United States $1.471B 0.00
Zealand Pharma (ZEAL) Denmark $1.436B 0.00
Zymeworks (ZYME) Canada $1.379B 0.00
Coherus BioSciences (CHRS) United States $1.341B 7.82
Forma Therapeutics Holdings (FMTX) United States $1.340B 0.00
Mesoblast (MESO) Australia $1.323B 0.00
Epizyme (EPZM) United States $1.288B 0.00
NGM Biopharmaceuticals (NGM) United States $1.282B 0.00
Zealand Pharma (ZLDPF) Denmark $1.276B 0.00
Intra-Cellular Therapies (ITCI) United States $1.274B 0.00
Mersana Therapeutics (MRSN) United States $1.271B 0.00
Adverum Biotechnologies (ADVM) United States $1.257B 0.00
REGENXBIO (RGNX) United States $1.244B 0.00
Beam Therapeutics (BEAM) United States $1.216B 0.00
Alcobra (ARCT) United States $1.201B 0.00
Akcea Therapeutics (AKCA) United States $1.174B 0.00
Intellia Therapeutics (NTLA) United States $1.150B 0.00
Alector (ALEC) United States $1.134B 0.00
Compugen (CGEN) Israel $1.114B 0.00
Arvinas (ARVN) United States $1.096B 0.00
Arcus Biosciences (RCUS) United States $1.059B 0.00
Adaptimmune Therapeutics (ADAP) United Kingdom $1.058B 0.00
Nabriva Therapeutics AG (NBRV) Ireland $1.029B 0.00
NantKwest (NK) United States $1.020B 0.00
Heska (HSKA) United States $0.968B 0.00
Athenex (ATNX) United States $0.956B 0.00
Retrophin (RTRX) United States $0.930B 0.00
Myriad Genetics (MYGN) United States $0.927B 47.81
OXFORD BIOMEDCL (OXBDF) United Kingdom $0.853B 0.00
Morphic Holding (MORF) United States $0.849B 0.00
VBI Vaccines (VBIV) United States $0.844B 0.00
Castle Biosciences (CSTL) United States $0.824B 0.00
Cara Therapeutics (CARA) United States $0.817B 0.00
Pharming Group (PHGUF) Netherlands $0.807B 18.43
Intrexon (PGEN) United States $0.793B 0.00
Codexis (CDXS) United States $0.776B 0.00
Dynavax Technologies (DVAX) United States $0.775B 0.00
Frequency Therapeutics (FREQ) United States $0.731B 0.00
Cellectis S.A (CLLS) France $0.731B 0.00
Vericel (VCEL) United States $0.729B 0.00
ZIOPHARM Oncology Inc (ZIOP) United States $0.726B 0.00
Kadmon Holdings (KDMN) United States $0.700B 0.00
Autolus Therapeutics (AUTL) United Kingdom $0.691B 0.00
MiMedx (MDXG) United States $0.660B 0.00
Vanda Pharmaceuticals (VNDA) United States $0.654B 5.73
Sinovac Biotech (SVA) China $0.640B 20.87
Agenus (AGEN) United States $0.605B 0.00
Basilea Pharmaceutica AG (BPMUF) Switzerland $0.599B 0.00
Cue Biopharma (CUE) United States $0.593B 0.00
Syndax Pharmaceuticals (SNDX) United States $0.568B 0.00
Syros Pharmaceuticals (SYRS) United States $0.550B 0.00
MeiraGTx Holdings (MGTX) United States $0.518B 0.00
UROGEN PHARMA (URGN) United States $0.506B 0.00
Kala Pharmaceuticals (KALA) United States $0.501B 0.00
Anika Therapeutics (ANIK) United States $0.498B 21.78
Innate Pharma S.A (IPHA) France $0.494B 0.00
AnaptysBio (ANAB) United States $0.476B 0.00
Orchard Therapeutics (ORTX) United Kingdom $0.468B 0.00
Protagonist Therapeutics (PTGX) United States $0.465B 0.00
BioDelivery Sciences (BDSI) United States $0.461B 32.64
Biofrontera AG (BFRA) Germany $0.456B 0.00
Cel-Sci (CVM) United States $0.452B 0.00
AC Immune SA (ACIU) Switzerland $0.449B 0.00
Athersys (ATHX) United States $0.446B 0.00
Aquinox Pharmaceuticals (NLTX) United States $0.445B 0.00
Pfenex (PFNX) United States $0.440B 0.00
Avid Bioservices (CDMO) United States $0.435B 0.00
Clovis Oncology (CLVS) United States $0.432B 0.00
Prometic Life Sciences (LMNL) Canada $0.421B 0.00
Albireo Pharma (ALBO) United States $0.402B 0.00
Puma Biotechnology (PBYI) United States $0.398B 0.00
Xenon Pharmaceuticals (XENE) Canada $0.386B 0.00
ANI Pharmaceuticals (ANIP) United States $0.385B 9.07
Scholar Rock Holding (SRRK) United States $0.382B 0.00
Kamada (KMDA) Israel $0.379B 15.76
Merus (MRUS) Netherlands $0.377B 0.00
AMAG Pharmaceuticals (AMAG) United States $0.368B 0.00
MannKind (MNKD) United States $0.367B 0.00
PDL BioPharma (PDLI) United States $0.362B 0.00
Trevena (TRVN) United States $0.361B 0.00
Precision BioSciences (DTIL) United States $0.350B 0.00
WAVE Life Sciences (WVE) Singapore $0.339B 0.00
IBio (IBIO) United States $0.327B 0.00
Geron (GERN) United States $0.325B 0.00
CytomX Therapeutics (CTMX) United States $0.323B 0.00
ChromaDex (CDXC) United States $0.294B 0.00
Aeglea BioTherapeutics (AGLE) United States $0.290B 0.00
OSMOTICA PHARM (OSMT) United States $0.289B 0.00
Selecta Biosciences (SELB) United States $0.287B 0.00
Bicycle Therapeutics (BCYC) United Kingdom $0.283B 0.00
Starpharma Holdings (SPHRY) Australia $0.283B 0.00
Arbutus Biopharma (ABUS) United States $0.278B 0.00
Cellular Biomedicine (CBMG) United States $0.277B 0.00
Spero Therapeutics (SPRO) United States $0.274B 0.00
Menlo Therapeutics (MNLO) United States $0.272B 0.00
Affimed (AFMD) Germany $0.265B 0.00
Fortress Biotech (FBIO) United States $0.264B 0.00
NextCure (NXTC) United States $0.259B 0.00
DBV Technologies S.A (DBVT) France $0.253B 0.00
ADMA Biologics Inc (ADMA) United States $0.248B 0.00
Verastem (VSTM) United States $0.246B 0.00
Dyadic (DYAI) United States $0.245B 0.00
Abeona Therapeutics (ABEO) United States $0.244B 0.00
Northwest Biotherapeutics (NWBO) United States $0.243B 0.00
HOOKIPA Pharma (HOOK) United States $0.238B 0.00
Celldex Therapeutics (CLDX) United States $0.228B 0.00
IVERIC Bio (ISEE) United States $0.226B 0.00
Pluristem Therapeutics (PSTI) Israel $0.217B 0.00
Nymox Pharmaceutical (NYMX) Canada $0.217B 0.00
Strongbridge Biopharma (SBBP) United States $0.216B 0.00
Cerecor (CERC) United States $0.207B 0.00
Lexicon Pharmaceuticals (LXRX) United States $0.204B 9.50
Theratechnologies (THTX) Canada $0.203B 0.00
Aduro Biotech (ADRO) United States $0.203B 0.00
Exicure (XCUR) United States $0.202B 0.00
Paratek Pharmaceuticals (PRTK) United States $0.198B 0.00
Sutro Biopharma (STRO) United States $0.197B 0.00
GENFIT S.A (GNFT) France $0.194B 0.00
POXEL SA FRANCE (PXXLF) France $0.188B 0.00
Aptinyx (APTX) United States $0.184B 0.00
XOMA (XOMA) United States $0.181B 0.00
Cyclerion Therapeutics (CYCN) United States $0.181B 0.00
Five Prime Therapeutics (FPRX) United States $0.174B 0.00
VTv Therapeutics (VTVT) United States $0.171B 0.00
Cidara Therapeutics (CDTX) United States $0.166B 0.00
Pieris Pharmaceuticals (PIRS) United States $0.166B 0.00
Aytu Bioscience (AYTU) United States $0.158B 0.00
Bellus Health (BLU) Canada $0.157B 0.00
Kindred Biosciences (KIN) United States $0.156B 0.00
Liquidia Technologies (LQDA) United States $0.153B 0.00
TELA Bio (TELA) United States $0.151B 0.00
Applied Genetic Technologies (AGTC) United States $0.147B 0.00
Nicox SA (NICXF) France $0.146B 0.00
Eton Pharmaceuticals (ETON) United States $0.144B 0.00
Celyad SA (CYAD) Belgium $0.141B 0.00
Gritstone Oncology (GRTS) United States $0.136B 0.00
Lineage Cell Therapeutics (LCTX) United States $0.135B 0.00
VolitionRX (VNRX) United States $0.135B 0.00
Palatin Technologies (PTN) United States $0.130B 3.33
CorMedix Inc (CRMD) United States $0.128B 0.00
Catabasis Pharmaceuticals (CATB) United States $0.126B 0.00
Orgenesis (ORGS) United States $0.124B 6.29
Lumos Pharma (LUMO) United States $0.123B 0.00
Oncobiologics (OTLK) United States $0.122B 0.00
Windtree Therapeutics (WINT) United States $0.122B 0.00
Enzo Biochem (ENZ) United States $0.120B 0.00
Cardiff Oncology (CRDF) United States $0.119B 0.00
Protalix BioTherapeutics (PLX) Israel $0.119B 0.00
SESEN BIO, INC (SESN) United States $0.118B 0.00
Checkpoint Therapeutics (CKPT) United States $0.116B 0.00
PHASEBIO PHARMA (PHAS) United States $0.113B 0.00
Cocrystal Pharma (COCP) United States $0.103B 0.00
Antibe Therapeutics (ATBPF) Canada $0.101B 0.00
Organovo Holdings (ONVO) United States $0.097B 0.00
AIT Therapeutics (XAIR) United States $0.094B 0.00
Vaccinex (VCNX) United States $0.093B 0.00
ARAVIVE, INC (ARAV) United States $0.093B 0.00
AnPac Bio-Medical Science (ANPC) China $0.083B 0.00
EYEPOINT PHARMACEUTICALS, INC (EYPT) United States $0.082B 0.00
Synlogic (SYBX) United States $0.082B 0.00
AquaBounty Technologies (AQB) United States $0.081B 0.00
Clearside Biomedical (CLSD) United States $0.080B 0.00
Adocia (ADOCY) France $0.080B 0.00
Unum Therapeutics (UMRX) United States $0.078B 0.00
Ecology Coatings (ABVC) United States $0.077B 0.00
Idera Pharmaceuticals (IDRA) United States $0.076B 0.00
DiaMedica Therapeutics (DMAC) United States $0.076B 0.00
Emmaus Life Sciences (EMMA) United States $0.075B 0.00
Edesa Biotech (EDSA) Canada $0.072B 0.00
AVEO Pharmaceuticals (AVEO) United States $0.070B 0.00
Proteostasis Therapeutics (PTI) United States $0.069B 0.00
Bionano Genomics (BNGO) United States $0.067B 0.00
Stealth BioTherapeutics (MITO) United States $0.066B 94.50
Signal Genetics (MGEN) United States $0.066B 0.00
ANIXA BIOSCIENCES INC (ANIX) United States $0.065B 0.00
Aridis Pharmaceuticals (ARDS) United States $0.064B 0.00
Catalyst Biosciences (CBIO) United States $0.064B 0.00
Aerpio Pharmaceuticals (ARPO) United States $0.063B 0.00
Soligenix (SNGX) United States $0.063B 0.00
Happiness Biotech Group (HAPP) China $0.058B 0.00
IMMURON (IMRN) Australia $0.057B 0.00
Genetic Technologies (GENE) Australia $0.055B 0.00
Vascular Biogenics (VBLT) Israel $0.055B 0.00
ASLAN Pharmaceuticals (ASLN) Singapore $0.054B 0.00
Prima BioMed (IMMP) Australia $0.053B 0.00
CollPlant Holdings (CLGN) Israel $0.052B 0.00
Apricus Biosciences (SEEL) United States $0.049B 0.00
Curis (CRIS) United States $0.047B 0.00
Pulmatrix (PULM) United States $0.044B 0.00
Novogen (KZIA) Australia $0.041B 0.00
Prana Biotechnology (ATHE) Australia $0.039B 0.00
Celsion (CLSN) United States $0.038B 0.00
Spherix (AIKI) United States $0.037B 0.00
AmpliPhi Biosciences (ARMP) United States $0.037B 0.00
Sunesis Pharmaceuticals (SNSS) United States $0.037B 0.00
Cesca Therapeutics (THMO) United States $0.036B 0.00
OvaScience (MLND) United States $0.036B 0.00
ATyr Pharma (LIFE) United States $0.036B 0.00
Advaxis (ADXS) United States $0.034B 0.00
Acorda Therapeutics (ACOR) United States $0.034B 0.00
Alimera Sciences (ALIM) United States $0.032B 0.00
Cleveland BioLabs (CBLI) United States $0.031B 0.00
Forte Biosciences (FBRX) United States $0.031B 0.00
Evogene (EVGN) Israel $0.030B 0.00
Titan Pharmaceuticals (TTNP) United States $0.028B 0.00
Chanticleer Holdings (SONN) United States $0.026B 0.00
Aptevo Therapeutics (APVO) United States $0.025B 0.00
Cyclacel Pharmaceuticals (CYCC) United States $0.023B 0.00
BioPharmX (TMBR) United States $0.022B 0.00
AEterna Zentaris (AEZS) United States $0.022B 0.00
PLANET GREEN HOLDINGS CORP (PLAG) China $0.021B 0.00
MYOS RENS Technology (MYOS) United States $0.019B 0.00
BioCardia (BCDA) United States $0.018B 0.00
Neuralstem (SNCA) United States $0.013B 0.00
TRACON Pharmaceuticals (TCON) United States $0.009B 0.00
Benitec Biopharma (BNTC) Australia $0.009B 0.00
Entera Bio (ENTX) Israel $0.000B 0.00