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Protagonist Therapeutics - Stock Price History | PTGX

Historical daily share price chart and data for Protagonist Therapeutics since 2020 adjusted for splits. The latest closing stock price for Protagonist Therapeutics as of October 27, 2020 is 20.27.
  • The all-time high Protagonist Therapeutics stock closing price was 26.24 on December 05, 2016.
  • The Protagonist Therapeutics 52-week high stock price is 23.25, which is 14.7% above the current share price.
  • The Protagonist Therapeutics 52-week low stock price is 4.47, which is 77.9% below the current share price.
  • The average Protagonist Therapeutics stock price for the last 52 weeks is 12.89.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
  
Protagonist Therapeutics Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2019 10.6231 6.8900 16.5600 4.6900 7.0500 4.75%
2018 10.6858 21.1500 23.0800 5.9900 6.7300 -67.64%
2017 14.5929 21.1800 21.1800 8.2200 20.8000 -5.41%
2016 19.1580 11.7000 26.2400 10.4400 21.9900 0.00%
Sector Industry Market Cap Revenue
Medical Medical - Biomedical and Genetics $0.734B $0.000B
Protagonist Therapeutics, Inc. is a clinical-stage biopharmaceutical company with a proprietary technology platform focused on discovering and developing peptide-based new chemical entities to address significant unmet medical needs. The Company's initial lead product candidates consists of PTG-100 and PTG-200, which have the potential to transform the existing treatment paradigm for inflammatory bowel disease, a GI disease consisting primarily of ulcerative colitis and Crohn's disease; PTG-300, an injectable hepcidin mimetic. Protagonist Therapeutics, Inc. is based in Milpitas, United States.
Stock Name Country Market Cap PE Ratio
Bristol Myers Squibb (BMY) United States $136.056B 10.48
Amgen (AMGN) United States $133.046B 14.45
CSL (CSLLY) Australia $96.162B 0.00
Gilead Sciences (GILD) United States $76.214B 10.97
Regeneron Pharmaceuticals (REGN) United States $61.687B 23.59
Vertex Pharmaceuticals (VRTX) United States $55.110B 30.75
Illumina (ILMN) United States $47.238B 54.93
Biogen (BIIB) United States $40.779B 7.24
Seattle Genetics (SGEN) United States $34.263B 0.00
Moderna (MRNA) United States $27.830B 0.00
BeiGene (BGNE) Cayman Islands $27.099B 0.00
Alexion Pharmaceuticals (ALXN) United States $26.654B 11.11
Genmab (GMAB) Denmark $23.363B 14.74
Genmab (GNMSF) Denmark $21.483B 4.95
BioNTech SE (BNTX) Germany $20.067B 0.00
Incyte (INCY) United States $19.615B 0.00
SINO PHARMACEUT (SBMFF) Hong Kong, SAR China $18.779B 0.00
Bio-Rad Laboratories (BIO.B) United States $17.079B 77.25
Exact Sciences (EXAS) United States $16.473B 0.00
Horizon Therapeutics Public (HZNP) Ireland $15.988B 37.41
Alnylam Pharmaceuticals (ALNY) United States $15.289B 0.00
BioMarin Pharmaceutical (BMRN) United States $14.060B 102.01
MyoKardia (MYOK) United States $11.818B 0.00
ARGENX SE-ADR (ARGX) Netherlands $11.772B 0.00
QIAGEN (QGEN) Netherlands $11.344B 28.79
Sarepta Therapeutics (SRPT) United States $10.813B 0.00
Guardant Health (GH) United States $10.411B 0.00
Bio-Techne Corp (TECH) United States $10.351B 71.02
Repligen (RGEN) United States $9.254B 146.88
Ascendis Pharma (ASND) Denmark $8.442B 0.00
Galapagos (GLPG) Belgium $8.341B 30.18
Mirati Therapeutics (MRTX) United States $8.026B 0.00
Exelixis (EXEL) United States $6.888B 25.05
ACADIA Pharmaceuticals (ACAD) United States $6.807B 0.00
Adaptive Biotechnologies (ADPT) United States $6.722B 0.00
Acceleron Pharma (XLRN) United States $6.549B 0.00
CRISPR Therapeutics AG (CRSP) Switzerland $6.501B 201.41
Blueprint Medicines (BPMC) United States $5.785B 0.00
Novavax (NVAX) United States $5.707B 0.00
Ultragenyx Pharmaceutical (RARE) United States $5.638B 0.00
SWEDISH ORP BIO (BIOVF) Sweden $5.355B 14.63
Emergent Biosolutions (EBS) United States $5.087B 20.15
Amicus Therapeutics (FOLD) United States $4.782B 0.00
Arena Pharmaceuticals (ARNA) United States $4.689B 0.00
NeoGenomics (NEO) United States $4.565B 1378.00
China Biologic Products (CBPO) China $4.455B 26.44
Vir Biotechnology (VIR) United States $4.410B 0.00
Denali Therapeutics (DNLI) United States $4.360B 0.00
Halozyme Therapeutics (HALO) United States $4.262B 0.00
Fate Therapeutics (FATE) United States $4.200B 0.00
Reata Pharmaceuticals (RETA) United States $3.941B 0.00
Twist Bioscience (TWST) United States $3.840B 0.00
Insmed (INSM) United States $3.754B 0.00
Bluebird Bio (BLUE) United States $3.677B 0.00
Deciphera Pharmaceuticals (DCPH) United States $3.612B 0.00
Legend Biotech (LEGN) United States $3.570B 0.00
Global Blood Therapeutics (GBT) United States $3.458B 0.00
MorphoSys AG (MOR) Germany $3.451B 45.22
Eidos Therapeutics (EIDX) United States $2.827B 0.00
Alkermes (ALKS) Ireland $2.607B 54.63
I-Mab (IMAB) China $2.321B 0.00
Seres Therapeutics (MCRB) United States $2.300B 0.00
PHARMA MAR SA (PHMMF) Spain $2.294B 0.00
Sorrento Therapeutics (SRNE) United States $2.115B 0.00
Editas Medicine (EDIT) United States $2.040B 0.00
Forma Therapeutics Holdings (FMTX) United States $1.991B 0.00
Beam Therapeutics (BEAM) United States $1.960B 0.00
Amarin (AMRN) Ireland $1.947B 0.00
UniQure (QURE) Netherlands $1.895B 0.00
Zymeworks (ZYME) Canada $1.870B 0.00
Inovio Pharmaceuticals (INO) United States $1.834B 0.00
BAVARIAN NORDIC (BVNRY) Denmark $1.817B 20.35
Viela Bio (VIE) United States $1.792B 0.00
Intra-Cellular Therapies (ITCI) United States $1.757B 0.00
Revance Therapeutics (RVNC) United States $1.667B 0.00
Northwest Biotherapeutics (NWBO) United States $1.585B 0.00
Sangamo Therapeutics (SGMO) United States $1.528B 0.00
Zealand Pharma (ZLDPF) Denmark $1.483B 0.00
Zealand Pharma (ZEAL) Denmark $1.481B 0.00
Intellia Therapeutics (NTLA) United States $1.461B 0.00
Dicerna Pharmaceuticals (DRNA) United States $1.444B 0.00
Ligand Pharmaceuticals (LGND) United States $1.367B 46.21
Epizyme (EPZM) United States $1.352B 0.00
Mesoblast (MESO) Australia $1.315B 0.00
Arcus Biosciences (RCUS) United States $1.307B 0.00
Mersana Therapeutics (MRSN) United States $1.264B 0.00
Coherus BioSciences (CHRS) United States $1.257B 7.33
Alcobra (ARCT) United States $1.208B 0.00
NGM Biopharmaceuticals (NGM) United States $1.174B 0.00
Cytokineticsorporated (CYTK) United States $1.156B 0.00
Heska (HSKA) United States $1.137B 0.00
Myriad Genetics (MYGN) United States $1.099B 0.00
Nabriva Therapeutics AG (NBRV) Ireland $1.091B 0.00
REGENXBIO (RGNX) United States $1.077B 0.00
Retrophin (RTRX) United States $1.066B 0.00
Castle Biosciences (CSTL) United States $1.020B 0.00
Genetron Holdings (GTH) China $1.004B 0.00
Adverum Biotechnologies (ADVM) United States $0.997B 0.00
Compugen (CGEN) Israel $0.969B 0.00
Intercept Pharmaceuticals (ICPT) United States $0.966B 0.00
Vericel (VCEL) United States $0.939B 0.00
Athenex (ATNX) United States $0.936B 0.00
NantKwest (NK) United States $0.926B 0.00
Morphic Holding (MORF) United States $0.879B 0.00
Codexis (CDXS) United States $0.852B 0.00
Pliant Therapeutics (PLRX) United States $0.843B 0.00
Arvinas (ARVN) United States $0.826B 0.00
Cellectis S.A (CLLS) France $0.825B 0.00
OXFORD BIOMEDCL (OXBDF) United Kingdom $0.813B 0.00
Intrexon (PGEN) United States $0.784B 0.00
Alector (ALEC) United States $0.752B 0.00
Frequency Therapeutics (FREQ) United States $0.739B 0.00
Agenus (AGEN) United States $0.723B 0.00
AnaptysBio (ANAB) United States $0.703B 0.00
Pharming Group (PHGUF) Netherlands $0.682B 15.57
Cara Therapeutics (CARA) United States $0.669B 0.00
MiMedx (MDXG) United States $0.651B 0.00
Sinovac Biotech (SVA) China $0.640B 43.13
Celldex Therapeutics (CLDX) United States $0.639B 0.00
Adaptimmune Therapeutics (ADAP) United Kingdom $0.625B 0.00
Syndax Pharmaceuticals (SNDX) United States $0.617B 0.00
Kadmon Holdings (KDMN) United States $0.604B 0.00
VBI Vaccines (VBIV) United States $0.590B 0.00
Geron (GERN) United States $0.587B 0.00
Basilea Pharmaceutica AG (BPMUF) Switzerland $0.580B 0.00
Vanda Pharmaceuticals (VNDA) United States $0.560B 4.90
Autolus Therapeutics (AUTL) United Kingdom $0.540B 0.00
IVERIC Bio (ISEE) United States $0.537B 0.00
Albireo Pharma (ALBO) United States $0.522B 0.00
Cel-Sci (CVM) United States $0.506B 0.00
Anika Therapeutics (ANIK) United States $0.500B 21.87
MeiraGTx Holdings (MGTX) United States $0.498B 0.00
Clovis Oncology (CLVS) United States $0.492B 0.00
ZIOPHARM Oncology Inc (ZIOP) United States $0.486B 0.00
Aquinox Pharmaceuticals (NLTX) United States $0.478B 0.00
AMAG Pharmaceuticals (AMAG) United States $0.472B 0.00
MannKind (MNKD) United States $0.470B 0.00
Avid Bioservices (CDMO) United States $0.464B 0.00
Prothena (PRTA) Ireland $0.457B 0.00
Dynavax Technologies (DVAX) United States $0.456B 0.00
UROGEN PHARMA (URGN) United States $0.447B 0.00
Sutro Biopharma (STRO) United States $0.441B 0.00
Orchard Therapeutics (ORTX) United Kingdom $0.440B 0.00
Amryt Pharma (AMYT) United Kingdom $0.438B 0.00
Kala Pharmaceuticals (KALA) United States $0.434B 0.00
Scholar Rock Holding (SRRK) United States $0.422B 0.00
Starpharma Holdings (SPHRY) Australia $0.419B 0.00
Forte Biosciences (FBRX) United States $0.387B 0.00
Merus (MRUS) Netherlands $0.379B 0.00
Puma Biotechnology (PBYI) United States $0.377B 0.00
Cue Biopharma (CUE) United States $0.377B 0.00
Xenon Pharmaceuticals (XENE) Canada $0.375B 0.00
Kamada (KMDA) Israel $0.373B 17.83
Innate Pharma S.A (IPHA) France $0.369B 0.00
Precision BioSciences (DTIL) United States $0.365B 0.00
Spero Therapeutics (SPRO) United States $0.362B 0.00
AC Immune SA (ACIU) Switzerland $0.358B 0.00
Cellular Biomedicine (CBMG) United States $0.358B 0.00
ANI Pharmaceuticals (ANIP) United States $0.357B 8.42
Trevena (TRVN) United States $0.350B 0.00
IBio (IBIO) United States $0.348B 0.00
Syros Pharmaceuticals (SYRS) United States $0.345B 0.00
BioDelivery Sciences (BDSI) United States $0.343B 24.29
Aeglea BioTherapeutics (AGLE) United States $0.343B 0.00
NextCure (NXTC) United States $0.342B 0.00
Cardiff Oncology (CRDF) United States $0.337B 0.00
Bicycle Therapeutics (BCYC) United Kingdom $0.336B 0.00
Athersys (ATHX) United States $0.318B 0.00
CytomX Therapeutics (CTMX) United States $0.312B 0.00
Osmotica Pharmaceuticals (OSMT) United States $0.306B 0.00
Selecta Biosciences (SELB) United States $0.303B 0.00
ChromaDex (CDXC) United States $0.297B 0.00
WAVE Life Sciences (WVE) Singapore $0.291B 0.00
PDL BioPharma (PDLI) United States $0.258B 0.00
Pluristem Therapeutics (PSTI) Israel $0.252B 0.00
Affimed (AFMD) Germany $0.252B 0.00
XOMA (XOMA) United States $0.249B 0.00
TELA Bio (TELA) United States $0.245B 0.00
Arbutus Biopharma (ABUS) United States $0.234B 0.00
Fortress Biotech (FBIO) United States $0.233B 0.00
Paratek Pharmaceuticals (PRTK) United States $0.225B 0.00
Dyadic (DYAI) United States $0.214B 0.00
HOOKIPA Pharma (HOOK) United States $0.210B 0.00
Verastem (VSTM) United States $0.207B 0.00
Five Prime Therapeutics (FPRX) United States $0.204B 0.00
ADMA Biologics Inc (ADMA) United States $0.194B 0.00
Lineage Cell Therapeutics (LCTX) United States $0.189B 0.00
POXEL SA FRANCE (PXXLF) France $0.185B 0.00
Eton Pharmaceuticals (ETON) United States $0.185B 0.00
CorMedix Inc (CRMD) United States $0.183B 0.00
Cerecor (CERC) United States $0.174B 0.00
Liquidia Technologies (LQDA) United States $0.172B 0.00
GENFIT S.A (GNFT) France $0.169B 0.00
DBV Technologies S.A (DBVT) France $0.168B 0.00
Biofrontera AG (BFRA) Germany $0.167B 0.00
Nymox Pharmaceutical (NYMX) Canada $0.167B 0.00
Kindred Biosciences (KIN) United States $0.160B 0.00
Theratechnologies (THTX) Canada $0.158B 0.00
VolitionRX (VNRX) United States $0.156B 0.00
AVEO Pharmaceuticals (AVEO) United States $0.152B 0.00
Nicox SA (NICXF) France $0.149B 0.00
Bellus Health (BLU) Canada $0.148B 0.00
Aptinyx (APTX) United States $0.147B 0.00
Checkpoint Therapeutics (CKPT) United States $0.147B 0.00
Exicure (XCUR) United States $0.146B 0.00
Lexicon Pharmaceuticals (LXRX) United States $0.142B 6.65
Applied Genetic Technologies (AGTC) United States $0.141B 0.00
SESEN BIO, INC (SESN) United States $0.138B 0.00
AquaBounty Technologies (AQB) United States $0.138B 0.00
Prometic Life Sciences (LMNL) Canada $0.135B 0.00
Cidara Therapeutics (CDTX) United States $0.130B 0.00
Aytu Bioscience (AYTU) United States $0.125B 0.00
Catalyst Biosciences (CBIO) United States $0.121B 0.00
Lumos Pharma (LUMO) United States $0.119B 0.00
Unum Therapeutics (COGT) United States $0.118B 0.00
Pieris Pharmaceuticals (PIRS) United States $0.118B 0.00
VTv Therapeutics (VTVT) United States $0.117B 0.00
Protalix BioTherapeutics (PLX) Israel $0.115B 0.00
Strongbridge Biopharma (SBBP) United States $0.114B 0.00
Gritstone Oncology (GRTS) United States $0.114B 0.00
Abeona Therapeutics (ABEO) United States $0.114B 0.00
Windtree Therapeutics (WINT) United States $0.113B 0.00
Celyad SA (CYAD) Belgium $0.113B 0.00
Catabasis Pharmaceuticals (CATB) United States $0.111B 0.00
Orgenesis (ORGS) United States $0.110B 5.61
Antibe Therapeutics (ATBPF) Canada $0.103B 0.00
AIT Therapeutics (XAIR) United States $0.102B 0.00
Oncobiologics (OTLK) United States $0.102B 0.00
Enzo Biochem (ENZ) United States $0.101B 0.00
Palatin Technologies (PTN) United States $0.092B 0.00
PhaseBio Pharaceuticals (PHAS) United States $0.091B 0.00
Cyclerion Therapeutics (CYCN) United States $0.090B 0.00
Ecology Coatings (ABVC) United States $0.085B 0.00
ARAVIVE, INC (ARAV) United States $0.084B 0.00
Evogene (EVGN) Israel $0.082B 0.00
DiaMedica Therapeutics (DMAC) United States $0.081B 0.00
Idera Pharmaceuticals (IDRA) United States $0.080B 0.00
Stealth BioTherapeutics (MITO) United States $0.074B 71.39
Bionano Genomics (BNGO) United States $0.074B 0.00
Prima BioMed (IMMP) Australia $0.070B 0.00
Aridis Pharmaceuticals (ARDS) United States $0.069B 0.00
Synlogic (SYBX) United States $0.068B 0.00
Organovo Holdings (ONVO) United States $0.068B 0.00
Adocia (ADOCY) France $0.067B 0.00
Clearside Biomedical (CLSD) United States $0.065B 0.00
AmpliPhi Biosciences (ARMP) United States $0.065B 0.00
Appili Therapeutics (APLIF) Canada $0.064B 0.00
Curis (CRIS) United States $0.062B 0.00
EYEPOINT PHARMACEUTICALS, INC (EYPT) United States $0.061B 0.00
Edesa Biotech (EDSA) Canada $0.060B 0.00
ASLAN Pharmaceuticals (ASLN) Singapore $0.059B 0.00
Proteostasis Therapeutics (PTI) United States $0.058B 0.00
TRACON Pharmaceuticals (TCON) United States $0.058B 0.00
Aerpio Pharmaceuticals (ARPO) United States $0.056B 0.00
Soligenix (SNGX) United States $0.054B 0.00
ANIXA BIOSCIENCES INC (ANIX) United States $0.054B 0.00
Vascular Biogenics (VBLT) Israel $0.049B 0.00
Genetic Technologies (GENE) Australia $0.046B 0.00
Cocrystal Pharma (COCP) United States $0.045B 0.00
Happiness Biotech Group (HAPP) China $0.044B 0.00
Novogen (KZIA) Australia $0.043B 0.00
IMMURON (IMRN) Australia $0.041B 0.00
AnPac Bio-Medical Science (ANPC) China $0.040B 0.00
Acorda Therapeutics (ACOR) United States $0.040B 0.00
CollPlant Holdings (CLGN) Israel $0.040B 0.00
Chanticleer Holdings (SONN) United States $0.039B 0.00
Pulmatrix (PULM) United States $0.039B 0.00
Vaccinex (VCNX) United States $0.038B 0.00
Apricus Biosciences (SEEL) United States $0.036B 0.00
Cleveland BioLabs (CBLI) United States $0.034B 0.00
OvaScience (MLND) United States $0.034B 0.00
Advaxis (ADXS) United States $0.034B 0.00
ATyr Pharma (LIFE) United States $0.033B 0.00
Signal Genetics (MGEN) United States $0.028B 0.00
BioCardia (BCDA) United States $0.027B 0.00
Sunesis Pharmaceuticals (SNSS) United States $0.026B 0.00
Prana Biotechnology (ATHE) Australia $0.024B 0.00
PLANET GREEN HOLDINGS CORP (PLAG) China $0.023B 0.00
Alimera Sciences (ALIM) United States $0.023B 0.00
Aptevo Therapeutics (APVO) United States $0.023B 0.00
Spherix (AIKI) United States $0.020B 0.00
Celsion (CLSN) United States $0.020B 0.00
AEterna Zentaris (AEZS) United States $0.019B 0.00
Cyclacel Pharmaceuticals (CYCC) United States $0.018B 0.00
Cesca Therapeutics (THMO) United States $0.016B 0.00
MYOS RENS Technology (MYOS) United States $0.014B 0.00
Titan Pharmaceuticals (TTNP) United States $0.013B 0.00
BioPharmX (TMBR) United States $0.013B 0.00
Neuralstem (SNCA) United States $0.011B 0.00
Benitec Biopharma (BNTC) Australia $0.003B 0.00
GeoVax Labs (GOVX) United States $0.002B 0.00
Entera Bio (ENTX) Israel $0.000B 0.00
Zai Lab (ZLAB) China $0.000B 0.00