Alexion Pharmaceuticals Shares Outstanding 2006-2019 | ALXN

Alexion Pharmaceuticals shares outstanding history from 2006 to 2019. Shares outstanding can be defined as the number of shares held by shareholders (including insiders) assuming conversion of all convertible debt, securities, warrants and options. This metric excludes the company's treasury shares.
  • Alexion Pharmaceuticals shares outstanding for the quarter ending December 31, 2019 were 0.225B, a 0.13% increase year-over-year.
  • Alexion Pharmaceuticals 2019 shares outstanding were 0.225B, a 0.13% increase from 2018.
  • Alexion Pharmaceuticals 2018 shares outstanding were 0.225B, a 0.4% decline from 2017.
  • Alexion Pharmaceuticals 2017 shares outstanding were 0.225B, a 0.4% decline from 2016.
Alexion Pharmaceuticals Annual Shares Outstanding
(Millions of Shares)
2019 225
2018 225
2017 225
2016 226
2015 216
2014 202
2013 200
2012 199
2011 192
2010 186
2009 181
2008 180
2007 145
2006 127
2005 111
Alexion Pharmaceuticals Quarterly Shares Outstanding
(Millions of Shares)
Q4 2019 225
Q3 2019 225
Q2 2019 226
Q1 2019 226
Q4 2018 225
Q3 2018 225
Q2 2018 223
Q1 2018 224
Q4 2017 225
Q3 2017 225
Q2 2017 226
Q1 2017 226
Q4 2016 226
Q3 2016 226
Q2 2016 226
Q1 2016 227
Q4 2015 216
Q3 2015 226
Q2 2015 205
Q1 2015 202
Q4 2014 202
Q3 2014 201
Q2 2014 202
Q1 2014 202
Q4 2013 200
Q3 2013 200
Q2 2013 199
Q1 2013 199
Q4 2012 199
Q3 2012 201
Q2 2012 197
Q1 2012 195
Q4 2011 192
Q3 2011 192
Q2 2011 191
Q1 2011 190
Q4 2010 186
Q3 2010 186
Q2 2010 185
Q1 2010 184
Q4 2009 181
Q3 2009 182
Q2 2009 180
Q1 2009 181
Q4 2008 180
Q3 2008 180
Q2 2008 158
Q1 2008 150
Q4 2007 145
Q3 2007 147
Q2 2007 144
Q1 2007 141
Q4 2006 127
Q3 2006 125
Q2 2006 125
Q1 2006 124
Q4 2005
Q4 2005 121
Q3 2005 118
Q3 2005 112
Q2 2005 112
Q2 2005 112
Q1 2005 112
Q1 2005 111
Sector Industry Market Cap Revenue
Medical Medical - Biomedical and Genetics $20.984B $4.991B
Alexion Pharmaceuticals, Inc. is a global biopharmaceutical company focused on serving patients and families affected by rare diseases through the innovation, development and commercialization of life-changing therapies. Alexion is the global leader in complement inhibition and has developed and commercializes the first and only approved complement inhibitor to treat patients with paroxysmal nocturnal hemoglobinuria (PNH), atypical hemolytic uremic syndrome (aHUS), and anti-acetylcholine receptor (AchR) antibody-positive generalized myasthenia gravis (gMG). In addition, Alexion has two highly innovative enzyme replacement therapies for patients with life-threatening and ultra-rare metabolic disorders, hypophosphatasia (HPP) and lysosomal acid lipase deficiency (LAL-D).
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BioMarin Pharmaceutical (BMRN) United States $16.385B 701.69
Galapagos (GLPG) Belgium $15.127B 33.04
Genmab (GNMSF) Denmark $14.806B 47.62
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Exact Sciences (EXAS) United States $11.950B 0.00
Bio-Rad Laboratories (BIO.B) United States $11.059B 51.67
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BeiGene (BGNE) Cayman Islands $9.652B 0.00
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QIAGEN (QGEN) Netherlands $7.913B 24.37
Guardant Health (GH) United States $7.653B 0.00
BioNTech SE (BNTX) Germany $7.636B 0.00
Bio-Techne Corp (TECH) United States $7.587B 51.92
Horizon Therapeutics Public (HZNP) Ireland $6.580B 17.65
ACADIA Pharmaceuticals (ACAD) United States $6.195B 0.00
Ascendis Pharma (ASND) Denmark $6.195B 0.00
Reata Pharmaceuticals (RETA) United States $6.012B 0.00
Amarin (AMRN) Ireland $5.812B 0.00
ARGENX SE-ADR (ARGX) Netherlands $5.736B 0.00
Exelixis (EXEL) United States $5.708B 18.32
Acceleron Pharma (XLRN) United States $4.637B 0.00
China Biologic Products (CBPO) China $4.555B 25.66
Repligen (RGEN) United States $4.433B 81.11
Bluebird Bio (BLUE) United States $4.043B 0.00
Global Blood Therapeutics (GBT) United States $3.928B 0.00
Adaptive Biotechnologies (ADPT) United States $3.687B 0.00
MorphoSys AG (MOR) Germany $3.577B 0.00
Mirati Therapeutics (MRTX) United States $3.497B 0.00
Zai Lab (ZLAB) China $3.360B 0.00
Ultragenyx Pharmaceutical (RARE) United States $3.225B 0.00
Alkermes (ALKS) Ireland $3.197B 253.25
Immunomedics (IMMU) United States $3.164B 0.00
NeoGenomics (NEO) United States $3.131B 166.61
Blueprint Medicines (BPMC) United States $3.110B 0.00
CRISPR Therapeutics AG (CRSP) Switzerland $3.096B 52.45
Genmab (GMAB) Denmark $3.090B 12.12
Momenta Pharmaceuticals (MNTA) United States $3.042B 0.00
Emergent Biosolutions (EBS) United States $3.038B 21.09
MyoKardia (MYOK) United States $2.981B 0.00
Intercept Pharmaceuticals (ICPT) United States $2.948B 0.00
Halozyme Therapeutics (HALO) United States $2.926B 0.00
Amicus Therapeutics (FOLD) United States $2.510B 0.00
Fate Therapeutics (FATE) United States $2.410B 0.00
Insmed (INSM) United States $2.363B 0.00
Arena Pharmaceuticals (ARNA) United States $2.345B 6.12
UniQure (QURE) Netherlands $2.336B 0.00
Principia Biopharma (PRNB) United States $2.217B 0.00
RA PHARMCTL INC (RARX) United States $2.200B 0.00
Denali Therapeutics (DNLI) United States $2.077B 0.00
Epizyme (EPZM) United States $1.971B 0.00
Alector (ALEC) United States $1.889B 0.00
Ligand Pharmaceuticals (LGND) United States $1.802B 52.63
Eidos Therapeutics (EIDX) United States $1.801B 0.00
REGENXBIO (RGNX) United States $1.748B 0.00
Akcea Therapeutics (AKCA) United States $1.683B 38.96
Arvinas (ARVN) United States $1.638B 0.00
Zymeworks (ZYME) Canada $1.593B 0.00
Coherus BioSciences (CHRS) United States $1.429B 0.00
Zealand Pharma (ZLDPF) Denmark $1.412B 0.00
Dicerna Pharmaceuticals (DRNA) United States $1.391B 0.00
Zealand Pharma (ZEAL) Denmark $1.343B 0.00
Myriad Genetics (MYGN) United States $1.337B 23.59
Nabriva Therapeutics AG (NBRV) Ireland $1.295B 0.00
Intra-Cellular Therapies (ITCI) United States $1.233B 0.00
Editas Medicine (EDIT) United States $1.150B 0.00
Revance Therapeutics (RVNC) United States $1.125B 0.00
Orchard Therapeutics (ORTX) United Kingdom $1.105B 0.00
Twist Bioscience (TWST) United States $1.089B 0.00
BAVARIAN NORDIC (BVNRY) Denmark $1.050B 0.00
Athenex (ATNX) United States $1.000B 0.00
PHARMA MAR SA (PHMMF) Spain $0.914B 0.00
DBV Technologies S.A (DBVT) France $0.906B 0.00
Mesoblast (MESO) Australia $0.885B 0.00
Pharming Group (PHGUF) Netherlands $0.857B 0.00
Adverum Biotechnologies (ADVM) United States $0.834B 0.00
Cytokineticsorporated (CYTK) United States $0.831B 0.00
Sangamo Therapeutics (SGMO) United States $0.799B 0.00
Heska (HSKA) United States $0.780B 0.00
Codexis (CDXS) United States $0.760B 0.00
Intrexon (PGEN) United States $0.721B 0.00
ANI Pharmaceuticals (ANIP) United States $0.717B 12.23
Cellectis S.A (CLLS) France $0.711B 0.00
Arcus Biosciences (RCUS) United States $0.700B 0.00
Vericel (VCEL) United States $0.676B 100.27
Retrophin (RTRX) United States $0.659B 0.00
Basilea Pharmaceutica AG (BPMUF) Switzerland $0.640B 0.00
Cara Therapeutics (CARA) United States $0.635B 0.00
Vanda Pharmaceuticals (VNDA) United States $0.604B 5.34
Anika Therapeutics (ANIK) United States $0.603B 20.61
Intellia Therapeutics (NTLA) United States $0.601B 0.00
GENFIT S.A (GNFT) France $0.595B 0.00
UROGEN PHARMA (URGN) United States $0.594B 0.00
ZIOPHARM Oncology Inc (ZIOP) United States $0.587B 0.00
Kadmon Holdings (KDMN) United States $0.575B 0.00
OXFORD BIOMEDCL (OXBDF) United Kingdom $0.540B 0.00
Bellus Health (BLU) Canada $0.509B 0.00
AC Immune SA (ACIU) Switzerland $0.494B 11.42
Aquinox Pharmaceuticals (NLTX) United States $0.486B 0.00
NantKwest (NK) United States $0.485B 0.00
Prothena (PRTA) Ireland $0.479B 0.00
Sinovac Biotech (SVA) China $0.460B 0.00
Mersana Therapeutics (MRSN) United States $0.444B 0.00
BioDelivery Sciences (BDSI) United States $0.441B 0.00
Cue Biopharma (CUE) United States $0.435B 0.00
Compugen (CGEN) Israel $0.433B 0.00
AnaptysBio (ANAB) United States $0.429B 0.00
Puma Biotechnology (PBYI) United States $0.413B 0.00
Clovis Oncology (CLVS) United States $0.410B 0.00
Precision BioSciences (DTIL) United States $0.409B 0.00
Agenus (AGEN) United States $0.405B 0.00
Inovio Pharmaceuticals (INO) United States $0.404B 0.00
Pfenex (PFNX) United States $0.399B 0.00
Merus (MRUS) Netherlands $0.397B 0.00
Cel-Sci (CVM) United States $0.395B 0.00
Kindred Biosciences (KIN) United States $0.394B 0.00
PDL BioPharma (PDLI) United States $0.387B 9.69
Sorrento Therapeutics (SRNE) United States $0.376B 0.00
Autolus Therapeutics (AUTL) United Kingdom $0.373B 0.00
Adaptimmune Therapeutics (ADAP) United Kingdom $0.367B 0.00
Avid Bioservices (CDMO) United States $0.366B 0.00
Dynavax Technologies (DVAX) United States $0.361B 0.00
Xenon Pharmaceuticals (XENE) Canada $0.356B 0.00
CytomX Therapeutics (CTMX) United States $0.330B 0.00
Cellular Biomedicine (CBMG) United States $0.324B 0.00
Gritstone Oncology (GRTS) United States $0.318B 0.00
Stemline Therapeutics (STML) United States $0.307B 0.00
Lexicon Pharmaceuticals (LXRX) United States $0.303B 2.10
MannKind (MNKD) United States $0.297B 0.00
Novavax (NVAX) United States $0.296B 0.00
Albireo Pharma (ALBO) United States $0.296B 0.00
Syndax Pharmaceuticals (SNDX) United States $0.294B 0.00
WAVE Life Sciences (WVE) Singapore $0.290B 0.00
Bicycle Therapeutics (BCYC) United Kingdom $0.282B 0.00
OSMOTICA PHARM (OSMT) United States $0.281B 0.00
Aduro Biotech (ADRO) United States $0.275B 0.00
Kamada (KMDA) Israel $0.273B 11.37
Syros Pharmaceuticals (SYRS) United States $0.273B 0.00
Starpharma Holdings (SPHRY) Australia $0.272B 0.00
AMAG Pharmaceuticals (AMAG) United States $0.271B 0.00
Seres Therapeutics (MCRB) United States $0.250B 0.00
Biofrontera AG (BFRA) Germany $0.246B 0.00
Sutro Biopharma (STRO) United States $0.232B 0.00
IVERIC Bio (ISEE) United States $0.232B 0.00
Geron (GERN) United States $0.228B 0.00
VBI Vaccines (VBIV) United States $0.226B 0.00
Protagonist Therapeutics (PTGX) United States $0.226B 0.00
Kala Pharmaceuticals (KALA) United States $0.222B 0.00
POXEL SA FRANCE (PXXLF) France $0.220B 0.00
Prometic Life Sciences (LMNL) Canada $0.216B 0.00
Aeglea BioTherapeutics (AGLE) United States $0.214B 0.00
XOMA (XOMA) United States $0.212B 0.00
Alcobra (ARCT) United States $0.212B 0.00
Nymox Pharmaceutical (NYMX) Canada $0.209B 0.00
ChromaDex (CDXC) United States $0.206B 0.00
TELA Bio (TELA) United States $0.199B 0.00
Athersys (ATHX) United States $0.191B 0.00
ADMA Biologics Inc (ADMA) United States $0.189B 0.00
Abeona Therapeutics (ABEO) United States $0.189B 0.00
Pieris Pharmaceuticals (PIRS) United States $0.187B 0.00
Theratechnologies (THTX) Canada $0.186B 0.00
Affimed (AFMD) Germany $0.185B 0.00
Spero Therapeutics (SPRO) United States $0.183B 0.00
VTv Therapeutics (VTVT) United States $0.180B 0.00
Cerecor (CERC) United States $0.177B 0.00
Five Prime Therapeutics (FPRX) United States $0.176B 0.00
Arbutus Biopharma (ABUS) Canada $0.174B 0.00
VolitionRX (VNRX) Singapore $0.173B 0.00
Lineage Cell Therapeutics (LCTX) United States $0.169B 8.69
Exicure (XCUR) United States $0.169B 0.00
Windtree Therapeutics (WINT) United States $0.164B 0.00
Fortress Biotech (FBIO) United States $0.163B 0.00
Selecta Biosciences (SELB) United States $0.159B 0.00
Verastem (VSTM) United States $0.149B 0.00
EYEPOINT PHARMACEUTICALS, INC (EYPT) United States $0.146B 0.00
Paratek Pharmaceuticals (PRTK) United States $0.144B 0.00
CorMedix Inc (CRMD) United States $0.144B 0.00
Dyadic (DYAI) United States $0.143B 0.00
Strongbridge Biopharma (SBBP) United States $0.143B 0.00
Antibe Therapeutics (ATBPF) Canada $0.139B 0.00
Celyad SA (CYAD) Belgium $0.137B 0.00
Arsanis (XFOR) United States $0.137B 0.00
Aptinyx (APTX) United States $0.137B 0.00
Liquidia Technologies (LQDA) United States $0.136B 0.00
Newron Pharmaceuticals SpA (NWPHF) Italy $0.134B 0.00
ARAVIVE, INC (ARAV) United States $0.132B 0.00
Northwest Biotherapeutics (NWBO) United States $0.130B 0.00
PHASEBIO PHARMA (PHAS) United States $0.125B 0.00
Palatin Technologies (PTN) United States $0.118B 3.22
Happiness Biotech Group (HAPP) China $0.117B 0.00
OvaScience (MLND) United States $0.117B 0.00
Clearside Biomedical (CLSD) United States $0.111B 0.00
Vaccinex (VCNX) United States $0.110B 0.00
Enzo Biochem (ENZ) United States $0.106B 0.00
Prima BioMed (IMMP) Australia $0.106B 0.00
Sunesis Pharmaceuticals (SNSS) United States $0.102B 0.00
AIT Therapeutics (XAIR) United States $0.102B 0.00
Applied Genetic Technologies (AGTC) United States $0.090B 0.00
Adocia (ADOCY) France $0.086B 0.00
Proteostasis Therapeutics (PTI) United States $0.085B 0.00
Checkpoint Therapeutics (CKPT) United States $0.084B 0.00
SESEN BIO, INC (SESN) United States $0.083B 0.00
AVEO Pharmaceuticals (AVEO) United States $0.080B 0.00
Catalyst Biosciences (CBIO) United States $0.074B 0.00
Synlogic (SYBX) United States $0.074B 0.00
Emmaus Life Sciences (EMMA) United States $0.073B 0.00
Menlo Therapeutics (MNLO) United States $0.073B 0.00
Pluristem Therapeutics (PSTI) Israel $0.073B 0.00
Orgenesis (ORGS) United States $0.070B 4.52
ANIXA BIOSCIENCES INC (ANIX) United States $0.068B 0.00
Aridis Pharmaceuticals (ARDS) United States $0.066B 0.00
Trevena (TRVN) United States $0.065B 0.00
Acorda Therapeutics (ACOR) United States $0.063B 0.00
DiaMedica Therapeutics (DMAC) United States $0.061B 0.00
Catabasis Pharmaceuticals (CATB) United States $0.060B 0.00
Soligenix (SNGX) United States $0.058B 0.00
China Health Industries Holdings (CHHE) China $0.054B 16.49
Advaxis (ADXS) United States $0.054B 0.00
Protalix BioTherapeutics (PLX) Israel $0.053B 0.00
NewLink Genetics (NLNK) United States $0.052B 0.00
Vascular Biogenics (VBLT) Israel $0.048B 0.00
Idera Pharmaceuticals (IDRA) United States $0.045B 0.00
CollPlant Holdings (CLGN) Israel $0.045B 0.00
Celldex Therapeutics (CLDX) United States $0.042B 0.00
TOCAGEN INC (TOCA) United States $0.041B 0.00
AquaBounty Technologies (AQB) United States $0.040B 0.00
Cleveland BioLabs (CBLI) United States $0.038B 0.00
Curis (CRIS) United States $0.038B 0.00
AmpliPhi Biosciences (ARMP) United States $0.038B 0.00
Organovo Holdings (ONVO) United States $0.037B 0.00
Evogene (EVGN) Israel $0.036B 0.00
Entera Bio (ENTX) Israel $0.033B 0.00
Alimera Sciences (ALIM) United States $0.030B 0.00
VistaGen Therapeutics (VTGN) United States $0.029B 0.00
Pulmatrix (PULM) United States $0.028B 0.00
Bionano Genomics (BNGO) United States $0.028B 0.00
Celsion (CLSN) United States $0.028B 0.00
Stellar Biotechnologies (EDSA) Canada $0.027B 0.00
Aerpio Pharmaceuticals (ARPO) United States $0.026B 0.00
Novogen (KZIA) Australia $0.025B 0.00
IBio (IBIO) United States $0.025B 0.00
BioCardia (BCDA) United States $0.025B 0.00
Signal Genetics (MGEN) United States $0.024B 0.00
Oncobiologics (OTLK) United States $0.023B 0.00
VIVUS (VVUS) United States $0.022B 0.00
Unum Therapeutics (UMRX) United States $0.020B 0.00
Aptevo Therapeutics (APVO) United States $0.020B 0.00
AEterna Zentaris (AEZS) United States $0.018B 0.00
Aytu Bioscience (AYTU) United States $0.017B 0.00
Genetic Technologies (GENE) Australia $0.014B 0.00
Titan Pharmaceuticals (TTNP) United States $0.014B 0.00
PLANET GREEN HOLDINGS CORP (PLAG) China $0.013B 0.00
IMMURON (IMRN) Australia $0.013B 0.00
MYOS RENS Technology (MYOS) United States $0.011B 0.00
Cesca Therapeutics (THMO) United States $0.011B 0.00
TrovaGene (TROV) United States $0.011B 0.00
Cyclacel Pharmaceuticals (CYCC) United States $0.011B 0.00
Prana Biotechnology (ATHE) Australia $0.010B 0.00
TRACON Pharmaceuticals (TCON) United States $0.010B 0.00
Benitec Biopharma (BNTC) Australia $0.007B 0.00
BioPharmX (BPMX) United States $0.007B 0.00
Neuralstem (SNCA) United States $0.003B 0.00