Protagonist Therapeutics - Stock Price History | PTGX

Historical daily share price chart and data for Protagonist Therapeutics since 2019 adjusted for splits. The latest closing stock price for Protagonist Therapeutics as of October 16, 2019 is 11.95.
  • 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 16.67, which is 39.5% above the current share price.
  • The Protagonist Therapeutics 52-week low stock price is 5.49, which is 54.1% below the current share price.
  • The average Protagonist Therapeutics stock price for the last 52 weeks is 10.24.
Protagonist Therapeutics Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
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 $0.300B $0.031B
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
Amgen (AMGN) United States $121.673B 13.86
Gilead Sciences (GILD) United States $81.699B 10.03
CSL (CSLLY) Australia $74.842B 0.00
Celgene (CELG) United States $71.151B 11.01
Illumina (ILMN) United States $45.616B 53.59
Vertex Pharmaceuticals (VRTX) United States $44.619B 48.22
Biogen (BIIB) United States $41.641B 7.40
Regeneron Pharmaceuticals (REGN) United States $33.547B 15.23
Actelion (ALIOF) Switzerland $29.891B 0.00
Alexion Pharmaceuticals (ALXN) United States $22.723B 11.98
SINO PHARMACEUT (SBMFF) Hong Kong, SAR China $17.152B 0.00
Incyte (INCY) United States $16.659B 49.03
Seattle Genetics (SGEN) United States $13.329B 0.00
Exact Sciences (EXAS) United States $12.282B 0.00
Genmab (GNMSF) Denmark $12.097B 67.86
BioMarin Pharmaceutical (BMRN) United States $12.067B 0.00
Bio-Rad Laboratories (BIO.B) United States $9.647B 51.72
Alnylam Pharmaceuticals (ALNY) United States $8.801B 0.00
Galapagos (GLPG) Belgium $8.558B 0.00
Bio-Techne Corp (TECH) United States $7.583B 52.38
Sarepta Therapeutics (SRPT) United States $6.371B 0.00
QIAGEN (QGEN) Netherlands $6.143B 20.18
Guardant Health (GH) United States $5.967B 0.00
BeiGene (BGNE) Cayman Islands $5.817B 0.00
ACADIA Pharmaceuticals (ACAD) United States $5.704B 0.00
Amarin (AMRN) Ireland $5.519B 0.00
Horizon Therapeutics Public (HZNP) Ireland $5.086B 12.93
Exelixis (EXEL) United States $4.962B 12.90
Bluebird Bio (BLUE) United States $4.907B 0.00
Moderna (MRNA) United States $4.599B 0.00
China Biologic Products (CBPO) China $4.526B 28.25
ARGENX SE-ADR (ARGX) Netherlands $4.253B 0.00
Medicines (MDCO) United States $4.141B 0.00
Ascendis Pharma (ASND) Denmark $3.986B 0.00
Repligen (RGEN) United States $3.981B 77.25
Spark Therapeutics (ONCE) United States $3.797B 0.00
Blueprint Medicines (BPMC) United States $3.534B 0.00
MorphoSys AG (MOR) Germany $3.402B 0.00
Reata Pharmaceuticals (RETA) United States $3.028B 0.00
Mirati Therapeutics (MRTX) United States $3.024B 0.00
Alkermes (ALKS) Ireland $2.810B 0.00
Emergent Biosolutions (EBS) United States $2.707B 40.67
Immunomedics (IMMU) United States $2.699B 0.00
Genomic Health (GHDX) United States $2.601B 48.78
Genmab (GMAB) Denmark $2.547B 0.00
MyoKardia (MYOK) United States $2.458B 0.00
Ultragenyx Pharmaceutical (RARE) United States $2.403B 0.00
Arena Pharmaceuticals (ARNA) United States $2.358B 5.07
Halozyme Therapeutics (HALO) United States $2.297B 0.00
RA PHARMCTL INC (RARX) United States $2.207B 0.00
Myriad Genetics (MYGN) United States $2.192B 23.01
Acceleron Pharma (XLRN) United States $2.121B 0.00
NeoGenomics (NEO) United States $2.046B 109.44
Amicus Therapeutics (FOLD) United States $2.022B 0.00
Cambrex (CBM) United States $2.010B 25.41
CRISPR Therapeutics AG (CRSP) Switzerland $2.005B 0.00
Ligand Pharmaceuticals (LGND) United States $1.991B 25.17
Intercept Pharmaceuticals (ICPT) United States $1.989B 0.00
Zai Lab (ZLAB) China $1.942B 0.00
Akcea Therapeutics (AKCA) United States $1.819B 0.00
Alder BioPharmaceuticals (ALDR) United States $1.586B 0.00
UniQure (QURE) Netherlands $1.586B 0.00
Insmed (INSM) United States $1.522B 0.00
Denali Therapeutics (DNLI) United States $1.437B 0.00
Nabriva Therapeutics AG (NBRV) Ireland $1.401B 0.00
Momenta Pharmaceuticals (MNTA) United States $1.326B 0.00
REGENXBIO (RGNX) United States $1.281B 0.00
Coherus BioSciences (CHRS) United States $1.255B 0.00
Zymeworks (ZYME) Canada $1.101B 0.00
Orchard Therapeutics (ORTX) United Kingdom $1.093B 0.00
Innoviva (INVA) United States $1.084B 3.13
Alector (ALEC) United States $1.010B 0.00
Dicerna Pharmaceuticals (DRNA) United States $1.003B 0.00
Editas Medicine (EDIT) United States $0.982B 0.00
Sangamo Therapeutics (SGMO) United States $0.929B 0.00
Fate Therapeutics (FATE) United States $0.924B 0.00
AnaptysBio (ANAB) United States $0.916B 0.00
Epizyme (EPZM) United States $0.911B 0.00
ANI Pharmaceuticals (ANIP) United States $0.860B 14.36
Athenex (ATNX) United States $0.837B 0.00
BAVARIAN NORDIC (BVNRY) Denmark $0.805B 0.00
Anika Therapeutics (ANIK) United States $0.785B 27.78
Pharming Group (PHGUF) Netherlands $0.782B 0.00
Codexis (CDXS) United States $0.777B 0.00
Cara Therapeutics (CARA) United States $0.755B 0.00
Twist Bioscience (TWST) United States $0.746B 0.00
Zealand Pharma (ZEAL) Denmark $0.738B 8.28
Zealand Pharma (ZLDPF) Denmark $0.722B 0.00
Principia Biopharma (PRNB) United States $0.705B 364.63
ZIOPHARM Oncology Inc (ZIOP) United States $0.697B 0.00
Vanda Pharmaceuticals (VNDA) United States $0.689B 24.89
WAVE Life Sciences (WVE) Singapore $0.681B 0.00
Cytokineticsorporated (CYTK) United States $0.654B 0.00
Vericel (VCEL) United States $0.636B 0.00
Mesoblast (MESO) Australia $0.620B 0.00
Revance Therapeutics (RVNC) United States $0.618B 0.00
Heska (HSKA) United States $0.570B 73.87
Arvinas (ARVN) United States $0.562B 0.00
GENFIT S.A (GNFT) France $0.550B 0.00
MiMedx (MDXG) United States $0.550B 0.00
Intellia Therapeutics (NTLA) United States $0.533B 0.00
Basilea Pharmaceutica AG (BPMUF) Switzerland $0.502B 0.00
Achillion Pharmaceuticals (ACHN) United States $0.496B 0.00
Autolus Therapeutics (AUTL) United Kingdom $0.488B 0.00
PHARMA MAR SA (PHMMF) Spain $0.482B 0.00
Retrophin (RTRX) United States $0.478B 0.00
Sinovac Biotech (SVA) China $0.460B 0.00
UROGEN PHARMA (URGN) United States $0.443B 0.00
BioDelivery Sciences (BDSI) United States $0.430B 0.00
Intra-Cellular Therapies (ITCI) United States $0.429B 0.00
DBV Technologies S.A (DBVT) France $0.427B 0.00
OXFORD BIOMEDCL (OXBDF) United Kingdom $0.424B 0.00
Cellectis S.A (CLLS) France $0.413B 0.00
Adverum Biotechnologies (ADVM) United States $0.393B 0.00
Stemline Therapeutics (STML) United States $0.382B 0.00
Syros Pharmaceuticals (SYRS) United States $0.370B 0.00
Agenus (AGEN) United States $0.369B 0.00
AMAG Pharmaceuticals (AMAG) United States $0.368B 0.00
Arcus Biosciences (RCUS) United States $0.367B 0.00
Bellus Health (BLU) Canada $0.366B 0.00
Merus (MRUS) Netherlands $0.361B 0.00
Precision BioSciences (DTIL) United States $0.349B 0.00
Lexicon Pharmaceuticals (LXRX) United States $0.344B 0.00
Kadmon Holdings (KDMN) United States $0.337B 0.00
AC Immune SA (ACIU) Switzerland $0.335B 24.80
CytomX Therapeutics (CTMX) United States $0.320B 0.00
Prothena (PRTA) Ireland $0.311B 0.00
Gritstone Oncology (GRTS) United States $0.307B 0.00
Avid Bioservices (CDMO) United States $0.298B 0.00
Theratechnologies (THTX) Canada $0.291B 0.00
Cellular Biomedicine (CBMG) United States $0.285B 0.00
Pfenex (PFNX) United States $0.283B 0.00
Starpharma Holdings (SPHRY) Australia $0.279B 0.00
Geron (GERN) United States $0.275B 0.00
Cel-Sci (CVM) United States $0.275B 0.00
Kindred Biosciences (KIN) United States $0.273B 0.00
PDL BioPharma (PDLI) United States $0.273B 7.03
Scholar Rock Holding (SRRK) United States $0.269B 0.00
Dynavax Technologies (DVAX) United States $0.266B 0.00
Biofrontera AG (BFRA) Germany $0.265B 395.33
Puma Biotechnology (PBYI) United States $0.264B 0.00
MannKind (MNKD) United States $0.245B 0.00
Prometic Life Sciences (PFSCF) Canada $0.235B 0.00
ADMA Biologics Inc (ADMA) United States $0.232B 0.00
EYEPOINT PHARMACEUTICALS, INC (EYPT) United States $0.230B 0.00
Aeglea BioTherapeutics (AGLE) United States $0.217B 0.00
Sutro Biopharma (STRO) United States $0.216B 0.00
Albireo Pharma (ALBO) United States $0.215B 0.00
Seres Therapeutics (MCRB) United States $0.214B 0.00
Xenon Pharmaceuticals (XENE) Canada $0.213B 0.00
OSMOTICA PHARM (OSMT) United States $0.212B 0.00
Inovio Pharmaceuticals (INO) United States $0.211B 0.00
Compugen (CGEN) Israel $0.206B 0.00
Sorrento Therapeutics (SRNE) United States $0.206B 0.00
Athersys (ATHX) United States $0.205B 0.00
Exicure (XCUR) United States $0.204B 0.00
POXEL SA FRANCE (PXXLF) France $0.204B 0.00
Kamada (KMDA) Israel $0.203B 7.77
Spero Therapeutics (SPRO) United States $0.202B 0.00
Palatin Technologies (PTN) United States $0.186B 5.45
ChromaDex (CDXC) United States $0.182B 0.00
Nicox SA (NICXF) France $0.175B 0.00
Dyadic (DYAI) United States $0.173B 0.00
Syndax Pharmaceuticals (SNDX) United States $0.173B 0.00
Bicycle Therapeutics (BCYC) United Kingdom $0.172B 0.00
Clovis Oncology (CLVS) United States $0.171B 0.00
Affimed (AFMD) Germany $0.167B 0.00
Newron Pharmaceuticals SpA (NWPHF) $0.165B 0.00
Cue Biopharma (CUE) United States $0.159B 0.00
Pieris Pharmaceuticals (PIRS) United States $0.159B 0.00
Enzo Biochem (ENZ) United States $0.158B 0.00
XOMA (XOMA) United States $0.156B 0.00
Alcobra (ARCT) United States $0.151B 0.00
Senesco Technologies (ELOX) United States $0.151B 0.00
Cerecor (CERC) United States $0.151B 0.00
Five Prime Therapeutics (FPRX) United States $0.150B 0.00
Arsanis (XFOR) United States $0.144B 0.00
BioTime (LCTX) United States $0.139B 9.30
Northwest Biotherapeutics (NWBO) United States $0.136B 0.00
AVEO Pharmaceuticals (AVEO) United States $0.133B 0.00
Nymox Pharmaceutical (NYMX) Canada $0.129B 0.00
CorMedix Inc (CRMD) United States $0.126B 0.00
NantKwest (NK) United States $0.118B 0.00
SESEN BIO, INC (SESN) United States $0.117B 0.00
Acorda Therapeutics (ACOR) United States $0.115B 0.00
PHASEBIO PHARMA (PHAS) United States $0.113B 0.00
Windtree Therapeutics (WINT) United States $0.113B 0.00
Novavax (NVAX) United States $0.112B 0.00
Menlo Therapeutics (MNLO) United States $0.109B 0.00
Strongbridge Biopharma (SBBP) United States $0.107B 4.40
Abeona Therapeutics (ABEO) United States $0.107B 0.00
Emmaus Life Sciences (EMMA) United States $0.107B 0.00
Adaptimmune Therapeutics (ADAP) United Kingdom $0.107B 0.00
Paratek Pharmaceuticals (PRTK) United States $0.104B 0.00
Celyad SA (CYAD) Belgium $0.098B 0.00
Aptinyx (APTX) United States $0.095B 0.00
OvaScience (MLND) United States $0.095B 0.00
Trevena (TRVN) United States $0.091B 0.00
VBI Vaccines (VBIV) United States $0.090B 0.00
Vaccinex (VCNX) United States $0.089B 0.00
Fortress Biotech (FBIO) United States $0.088B 0.00
Adocia (ADOCY) France $0.086B 0.00
Verastem (VSTM) United States $0.081B 0.00
ARAVIVE, INC (ARAV) United States $0.080B 0.00
Aduro Biotech (ADRO) United States $0.079B 0.00
Antibe Therapeutics (ATBPF) Canada $0.079B 0.00
Aquinox Pharmaceuticals (NLTX) Canada $0.078B 0.00
Checkpoint Therapeutics (CKPT) United States $0.077B 0.00
VTv Therapeutics (VTVT) United States $0.077B 0.00
Liquidia Technologies (LQDA) United States $0.074B 0.00
Idera Pharmaceuticals (IDRA) United States $0.073B 0.00
ANIXA BIOSCIENCES INC (ANIX) United States $0.071B 0.00
Mersana Therapeutics (MRSN) United States $0.071B 0.00
Curis (CRIS) United States $0.069B 0.00
Synlogic (SYBX) United States $0.066B 0.00
Prima BioMed (IMMP) Australia $0.065B 0.00
Sunesis Pharmaceuticals (SNSS) United States $0.064B 0.00
Catalyst Biosciences (CBIO) United States $0.064B 0.00
Selecta Biosciences (SELB) United States $0.063B 0.00
Orgenesis (ORGS) United States $0.058B 21.06
Catabasis Pharmaceuticals (CATB) United States $0.057B 0.00
Pluristem Therapeutics (PSTI) Israel $0.057B 0.00
Applied Genetic Technologies (AGTC) United States $0.056B 0.00
Merrimack Pharmaceuticals (MACK) United States $0.055B 0.00
ASLAN Pharmaceuticals (ASLN) Singapore $0.054B 0.00
Arbutus Biopharma (ABUS) Canada $0.053B 0.00
Spring Bank Pharmaceuticals (SBPH) United States $0.052B 0.00
AquaBounty Technologies (AQB) United States $0.051B 0.00
Aridis Pharmaceuticals (ARDS) United States $0.051B 0.00
Vascular Biogenics (VBLT) Israel $0.047B 0.00
VistaGen Therapeutics (VTGN) United States $0.047B 0.00
Unum Therapeutics (UMRX) United States $0.045B 0.00
AIT Therapeutics (XAIR) United States $0.045B 0.00
NewLink Genetics (NLNK) United States $0.044B 0.00
Stellar Biotechnologies (EDSA) Canada $0.043B 0.00
Evogene (EVGN) Israel $0.042B 0.00
Ophthotech (ISEE) United States $0.041B 0.00
VIVUS (VVUS) United States $0.041B 0.00
AmpliPhi Biosciences (ARMP) United States $0.040B 0.00
Proteostasis Therapeutics (PTI) United States $0.040B 0.00
INNOVATE BIOPHARMACEUTICALS, INC (INNT) United States $0.040B 0.00
Organovo Holdings (ONVO) United States $0.039B 0.00
Oncobiologics (OTLK) United States $0.037B 0.00
Celsion (CLSN) United States $0.036B 0.00
Celldex Therapeutics (CLDX) United States $0.035B 0.00
Entera Bio (ENTX) Israel $0.034B 0.00
Fibrocell Science Inc (FCSC) United States $0.029B 9.90
Clearside Biomedical (CLSD) United States $0.028B 0.00
Alimera Sciences (ALIM) United States $0.028B 0.00
DiaMedica Therapeutics (DMAC) United States $0.026B 0.00
Protalix BioTherapeutics (PLX) Israel $0.026B 0.00
Aptevo Therapeutics (APVO) United States $0.026B 0.00
BioCardia (BCDA) United States $0.025B 0.00
Signal Genetics (MGEN) United States $0.024B 0.00
Caladrius Biosciences (CLBS) United States $0.024B 0.00
Aytu Bioscience (AYTU) United States $0.021B 0.00
Novogen (KZIA) Australia $0.020B 0.00
Apricus Biosciences (SEEL) United States $0.020B 0.00
Aerpio Pharmaceuticals (ARPO) United States $0.020B 0.00
Soligenix (SNGX) United States $0.018B 0.00
AEterna Zentaris (AEZS) United States $0.018B 0.00
CollPlant Holdings (CLGN) Israel $0.016B 0.00
Prana Biotechnology (ATHE) Australia $0.016B 0.00
Pulmatrix (PULM) United States $0.015B 0.00
TOCAGEN INC (TOCA) United States $0.013B 0.00
MYOS RENS Technology (MYOS) United States $0.013B 0.00
IMMURON (IMRN) Australia $0.011B 0.00
Cleveland BioLabs (CBLI) United States $0.011B 0.00
IBio (IBIO) United States $0.010B 0.00
TRACON Pharmaceuticals (TCON) United States $0.009B 0.00
Benitec Biopharma (BNTC) Australia $0.008B 0.00
Genetic Technologies (GENE) Australia $0.008B 0.00
Cyclacel Pharmaceuticals (CYCC) United States $0.007B 0.00
TrovaGene (TROV) United States $0.006B 0.00
Titan Pharmaceuticals (TTNP) United States $0.006B 0.00
Bionano Genomics (BNGO) United States $0.006B 0.00
Advaxis (ADXS) United States $0.005B 0.00
BioPharmX (BPMX) United States $0.005B 0.00
Neuralstem (CUR) United States $0.003B 0.00