Sei Investments Co

Source: SEC Form 13F · as of Mar 2026

Sei Investments Co holds 305 biotech & pharma companies tracked by BioSniper, totaling $6.30B in value as of Mar 2026 (SEC Form 13F).

Companies held

305

Total value held

$6.30B

CompanySharesValue
LLYELI LILLY & Co767,347$705.8M
JNJJOHNSON & JOHNSON1,961,422$479.5M
PMPhilip Morris International Inc1,661,815$274.8M
MRKMerck & Co., Inc.2,102,456$252.9M
MCKMcKesson Corporation283,014$244.9M
INSMINSMED Inc1,395,794$228.2M
ARGXARGENX SE286,966$209.6M
UNHUnitedHealth Group Incorporated Common Stock (DE)728,275$197.1M
ABBVAbbVie Inc.884,601$192.4M
GILDGILEAD SCIENCES, INC.1,158,099$161.4M
CORCencora Inc.504,571$158.5M
CAHCardinal Health Inc.746,712$157.8M
GMOptec International, Inc.2,086,776$155.5M
ELANElanco Animal Health Inc5,650,393$135.2M
AZNASTRAZENECA PLC683,752$134.8M
BMYBRISTOL MYERS SQUIBB CO2,199,004$133.4M
WSTWest Pharmaceutical Services Inc.529,261$132.7M
CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.757,129$130.6M
GSKGSK plc American Depositary Shares (Each representing two Ordinary Shares)2,286,880$126.2M
AMGNAMGEN INC356,625$125.5M
NVSNovartis AG619,274$94.6M
PFEPFIZER INC3,276,842$92.0M
ICLRICON plc757,489$83.8M
ZTSZoetis Inc.667,165$78.9M
QGENQIAGEN N.V.1,766,782$70.7M
INCYIncyte Corp.714,558$67.3M
ELVElevance Health Inc.204,457$59.9M
VRTXVERTEX PHARMACEUTICALS INC / MA133,226$59.5M
REGNREGENERON PHARMACEUTICALS, INC.75,000$57.9M
ABTABBOTT LABORATORIES529,317$54.3M
IDXXIDEXX LABORATORIES INC /DE94,486$53.1M
VTRSViatris Inc3,720,915$50.3M
ZBHZimmer Biomet Holdings Inc.411,962$37.2M
TEVATeva Pharmaceutical Industries Limited1,182,751$35.6M
ALNYALNYLAM PHARMACEUTICALS, INC.100,315$33.2M
RGENREPLIGEN CORP272,103$32.1M
GHGuardant Health Inc.341,013$31.5M
NBIXNEUROCRINE BIOSCIENCES INC235,251$31.0M
GEHCGE HealthCare Technologies Inc.435,043$31.0M
HALOHALOZYME THERAPEUTICS, INC.457,783$29.6M
SNYSanofi588,729$28.4M
JAZZJazz Pharmaceuticals plc147,270$27.8M
MEDPMedpace Holdings Inc.55,421$26.6M
TECHBIO-TECHNE Corp447,211$23.4M
IQVIQVIA Holdings Inc.130,461$22.2M
BBIOBridgeBio Pharma, Inc.288,075$21.4M
GMEDGlobus Medical Inc.228,141$19.7M
RPRXRoyalty Pharma plc379,726$18.2M
NVONovo Nordisk A/S486,550$17.9M
UTHRUNITED THERAPEUTICS Corp28,421$16.9M
TWSTTwist Bioscience Corp354,420$16.8M
MMSIMerit Medical Systems Inc.228,544$15.8M
DGXQuest Diagnostics Incorporated79,588$15.6M
BAXBaxter International Inc.906,916$15.2M
LGNDLigand Pharmaceuticals Incorporated75,188$15.0M
BMRNBIOMARIN PHARMACEUTICAL INC251,480$14.2M
KNSAKiniksa Pharmaceuticals International, plc284,005$13.7M
BIIBBIOGEN INC.71,513$13.1M
ALHCAlignment Healthcare Inc.739,063$13.0M
ARWRARROWHEAD PHARMACEUTICALS, INC.203,220$12.7M
MDGLMADRIGAL PHARMACEUTICALS, INC.24,198$12.7M
KRYSKrystal Biotech, Inc.46,570$12.0M
AXSMAxsome Therapeutics, Inc.70,064$11.8M
IONSIONIS PHARMACEUTICALS INC157,222$11.8M
VCELVericel Corp360,712$11.6M
PBHPrestige Consumer Healthcare Inc.192,678$11.4M
CAICaris Life Sciences Inc.598,712$10.7M
DVADaVita Inc.68,340$10.5M
ABVXAbivax SA94,220$10.5M
GRFSGrifols S.A.1,251,579$10.0M
PRAXPraxis Precision Medicines, Inc.29,525$9.5M
MOHMolina Healthcare Inc67,024$8.9M
PTCTPTC THERAPEUTICS, INC.130,204$8.9M
PTGXProtagonist Therapeutics, Inc83,197$8.8M
PAHCPHIBRO ANIMAL HEALTH CORP156,948$8.7M
SUPNSUPERNUS PHARMACEUTICALS, INC.162,406$8.4M
ADPTAdaptive Biotechnologies Corp560,554$7.8M
DNTHDianthus Therapeutics, Inc. /DE/92,229$7.7M
COGTCogent Biosciences, Inc.197,510$7.6M
MIRMMirum Pharmaceuticals, Inc.81,109$7.5M
ACHCAcadia Healthcare Company Inc.316,398$7.4M
SRRKScholar Rock Holding Corp143,359$7.0M
XENEXenon Pharmaceuticals Inc.114,381$6.7M
MRNAModerna, Inc.129,395$6.6M
LNTHLantheus Holdings, Inc.85,350$6.5M
ICUIICU Medical Inc.48,632$6.3M
RDYDR REDDYS LABORATORIES LTD436,731$6.0M
LEGNLegend Biotech Corp324,921$5.9M
TGTXTG THERAPEUTICS, INC.176,702$5.9M
HRMYHarmony Biosciences Holdings, Inc.194,188$5.4M
ALKSAlkermes plc.153,817$5.4M
SNDXSyndax Pharmaceuticals Inc217,600$5.1M
INDVIndivior Pharmaceuticals, Inc.164,214$5.0M
TVTXTravere Therapeutics, Inc.166,477$4.9M
HLFHerbalife Ltd.334,367$4.9M
ARQTArcutis Biotherapeutics, Inc.206,141$4.9M
KMTSKestra Medical Technologies Ltd.237,116$4.7M
CYTKCYTOKINETICS INC69,812$4.6M
OSCROscar Health Inc.400,149$4.6M
QDELQuidelOrtho Corp269,178$4.4M
ANIPANI PHARMACEUTICALS INC57,168$4.4M
COLLCOLLEGIUM PHARMACEUTICAL, INC130,620$4.3M
NAGENiagen Bioscience, Inc.971,574$4.3M
NATRNATURES SUNSHINE PRODUCTS INC178,241$4.3M
TAKTakeda Pharmaceutical Company Limited American Depositary Shares (each representing 1/2 of a share of Common Stock)229,943$4.3M
APGEApogee Therapeutics, Inc.42,203$3.6M
RYTMRHYTHM PHARMACEUTICALS, INC.40,685$3.5M
NEONeoGenomics Inc.466,199$3.5M
XERSXeris Biopharma Holdings, Inc.579,210$3.4M
ROIVRoivant Sciences Ltd.120,326$3.3M
PBYIPUMA BIOTECHNOLOGY, INC.508,182$3.2M
INVAInnoviva, Inc.131,205$3.1M
NUVLNuvalent, Inc.29,540$3.0M
RVMDREVOLUTION MEDICINES, INC.30,786$3.0M
TERNTerns Pharmaceuticals, Inc.56,061$3.0M
IDYAIDEAYA Biosciences, Inc.84,760$2.8M
FMSFresenius Medical Care AG American Depositary Shares (Each representing 1/2 of an Ordinary Share)120,704$2.7M
CRNXCrinetics Pharmaceuticals, Inc.73,961$2.7M
BVSBioventus Inc.289,648$2.6M
ADMAADMA BIOLOGICS, INC.290,360$2.6M
IRWDIRONWOOD PHARMACEUTICALS INC742,548$2.6M
KURAKura Oncology, Inc.319,266$2.6M
GMABGenmab A/S93,012$2.5M
ACADACADIA PHARMACEUTICALS INC106,390$2.4M
AVNSAvanos Medical Inc.167,936$2.4M
DAWNDay One Biopharmaceuticals, Inc.104,598$2.2M
OCULOCULAR THERAPEUTIX, INC258,164$2.2M
TARSTarsus Pharmaceuticals, Inc.31,075$2.2M
INSPInspire Medical Systems Inc.42,100$2.2M
AGIOAGIOS PHARMACEUTICALS, INC.63,550$2.1M
NEOGNEOGEN CORP230,403$2.1M
SLNOSOLENO THERAPEUTICS INC62,946$2.1M
PVLAPALVELLA THERAPEUTICS, INC.16,663$2.1M
PBIPROVENTION BIO, INC.186,144$2.1M
PCVXVaxcyte, Inc.33,545$1.9M
PRCTPROCEPT BioRobotics Corporation77,887$1.9M
RAREUltragenyx Pharmaceutical Inc.92,094$1.9M
IMCRImmunocore Holdings plc61,260$1.8M
NAMSNEWAMSTERDAM PHARMA CO N.V.55,637$1.8M
MNKDMANNKIND CORP726,396$1.8M
SOPHSOPHiA GENETICS SA357,888$1.8M
PRGOPERRIGO Co plc159,010$1.7M
NPCENeuropace Inc.121,476$1.6M
CPRXCATALYST PHARMACEUTICALS, INC.63,571$1.6M
EWTXEdgewise Therapeutics, Inc.49,082$1.5M
ETONEton Pharmaceuticals, Inc.58,034$1.4M
BCRXBIOCRYST PHARMACEUTICALS INC150,264$1.4M
DSGNDesign Therapeutics, Inc.133,203$1.4M
ENTAENANTA PHARMACEUTICALS INC109,077$1.4M
PGNYProgyny Inc.80,493$1.4M
LQDALiquidia Corp35,655$1.3M
IMMXImmix Biopharma, Inc.147,140$1.3M
CORTCORCEPT THERAPEUTICS INC32,379$1.3M
VRDNViridian Therapeutics, Inc.\DE65,777$1.3M
ONCBeOne Medicines Ltd.4,321$1.3M
GLUEMonte Rosa Therapeutics, Inc.77,681$1.3M
NRIXNurix Therapeutics, Inc.82,108$1.3M
FOLDAMICUS THERAPEUTICS, INC.87,585$1.3M
RIOTRiot Platforms, Inc.102,386$1.3M
SRPTSarepta Therapeutics, Inc.56,539$1.2M
CGONCG Oncology, Inc.18,089$1.2M
CLDXCelldex Therapeutics, Inc.38,152$1.2M
AMLXAmylyx Pharmaceuticals, Inc.85,279$1.2M
FLGTFulgent Genetics Inc.74,232$1.2M
CTMXCytomX Therapeutics, Inc.248,248$1.2M
RLMDRELMADA THERAPEUTICS, INC.166,614$1.2M
IMNMImmunome Inc.52,770$1.2M
TECXTectonic Therapeutic, Inc.36,870$1.1M
OGNOrganon & Co.190,057$1.1M
NRCNational Research Corporation Common Stock (Delaware)66,948$1.1M
ANNXAnnexon, Inc.203,236$1.1M
ORKAOruka Therapeutics, Inc.22,840$1.1M
BIOABioAge Labs, Inc.62,385$1.1M
ASRTAssertio Holdings, Inc.54,940$1.0M
USNAUSANA HEALTH SCIENCES INC59,730$1.0M
DNLIDenali Therapeutics Inc.52,235$1.0M
IRONDisc Medicine, Inc.15,510$992K
RAPPRapport Therapeutics, Inc.30,819$964K
KYMRKymera Therapeutics, Inc.11,225$935K
TRVITrevi Therapeutics, Inc.78,222$933K
CRVSCorvus Pharmaceuticals, Inc.60,848$890K
MGTXMeiraGTx Holdings plc99,627$863K
CSTLCastle Biosciences Inc.35,046$860K
AVTXAvalo Therapeutics, Inc.56,854$849K
AVIRAtea Pharmaceuticals, Inc.156,384$841K
ARVNARVINAS, INC.78,587$833K
RIGLRIGEL PHARMACEUTICALS INC30,192$816K
DRUGBRIGHT MINDS BIOSCIENCES INC.11,188$816K
DYNDyne Therapeutics, Inc.44,973$815K
ACRSAclaris Therapeutics, Inc.217,154$814K
ARDXARDELYX, INC.134,413$805K
ABEOABEONA THERAPEUTICS INC.172,460$773K
CHRSCoherus Oncology, Inc.453,763$767K
ARMPArmata Pharmaceuticals, Inc.74,192$760K
DMACDiaMedica Therapeutics Inc.111,320$754K
CRSPCRISPR Therapeutics AG15,825$753K
OVIDOvid Therapeutics Inc.328,924$730K
CRMDCorMedix Inc.102,844$698K
GPCRStructure Therapeutics Inc.13,990$674K
TNGXTango Therapeutics, Inc.31,962$669K
LCTXLineage Cell Therapeutics, Inc.422,274$667K
GLSIGreenwich LifeSciences, Inc.26,088$627K
BDSXBiodesix Inc.43,024$624K
PARKPark Dental Partners Inc.34,766$583K
WVEWave Life Sciences Ltd.80,161$581K
CAPRCAPRICOR THERAPEUTICS, INC.17,805$541K
DFTXDefinium Therapeutics Inc.28,117$531K
VERAVera Therapeutics, Inc.13,001$523K
ACLXArcellx, Inc.4,492$516K
ERASErasca, Inc.31,760$514K
SHCSotera Health Company35,743$513K
PCRXPacira BioSciences, Inc.21,261$481K
VKTXViking Therapeutics, Inc.14,749$480K
APLSApellis Pharmaceuticals, Inc.11,747$473K
SYRESpyre Therapeutics, Inc.8,975$453K
ZNTLZentalis Pharmaceuticals, Inc.191,551$448K
RZLTRezolute, Inc.146,576$447K
IMVTImmunovant, Inc.17,746$441K
IOVAIOVANCE BIOTHERAPEUTICS, INC.122,180$429K
ANABANAPTYSBIO, INC7,654$424K
MNPRMonopar Therapeutics7,582$415K
KRMDKORU Medical Systems Inc. Common Stock (DE)93,772$405K
KODKodiak Sciences Inc.10,287$392K
PLRXPLIANT THERAPEUTICS, INC.297,291$375K
SMMTSummit Therapeutics Inc.19,681$373K
RLAYRelay Therapeutics, Inc.36,130$359K
DBVTDBV Technologies S.A.16,764$350K
STOKStoke Therapeutics, Inc.9,994$325K
NKTRNEKTAR THERAPEUTICS4,471$322K
ESPREsperion Therapeutics, Inc.116,229$318K
MLYSMineralys Therapeutics, Inc.11,692$317K
VIRVir Biotechnology, Inc.35,202$315K
AUPHAurinia Pharmaceuticals Inc.20,645$306K
IBRXImmunityBio, Inc.39,330$302K
BHVNBiohaven Ltd.33,435$283K
TLSITriSalus Life Sciences Inc.68,870$275K
TBPHTheravance Biopharma, Inc.16,945$275K
BEAMBeam Therapeutics Inc.11,451$273K
MBXMBX Biosciences, Inc.8,989$268K
SIGASIGA TECHNOLOGIES INC48,420$259K
NTLAIntellia Therapeutics, Inc.20,093$258K
UTMDUtah Medical Products Inc.4,097$254K
BCYCBICYCLE THERAPEUTICS PLC52,784$245K
VORVor Biopharma Inc.13,716$245K
KALVKalVista Pharmaceuticals, Inc.12,143$244K
SVRASavara Inc44,569$243K
ZBIOZenas BioPharma, Inc.12,386$242K
TSHATaysha Gene Therapies, Inc.51,472$230K
RCUSArcus Biosciences, Inc.10,295$222K
BNTXBioNTech SE2,469$220K
EDITEditas Medicine, Inc.88,707$219K
ALMSALUMIS INC.9,318$205K
MYGNMYRIAD GENETICS INC45,039$203K
QUREuniQure N.V.11,434$187K
NUVBNuvation Bio Inc.43,203$185K
ARRYARRAY BIOPHARMA INC23,957$173K
PRTAPROTHENA CORP PUBLIC LTD CO17,248$168K
FATEFATE THERAPEUTICS INC138,580$166K
NVAXNOVAVAX INC20,180$164K
NUSNu Skin Enterprises Inc.22,017$160K
EBSEmergent BioSolutions Inc.19,211$159K
CLOVClover Health Investments Corp.88,701$156K
RXRXRECURSION PHARMACEUTICALS, INC.50,448$155K
TNXPTonix Pharmaceuticals Holding Corp.10,971$151K
OMEROMEROS CORP13,171$139K
ALLOAllogene Therapeutics, Inc.51,952$127K
ADCTADC Therapeutics SA33,461$125K
RGNXREGENXBIO Inc.14,920$125K
ACHAccendra Health Inc.53,805$123K
FDMT4D Molecular Therapeutics, Inc.12,862$120K
ALECAlector, Inc.53,846$116K
SLSSELLAS Life Sciences Group, Inc.26,581$112K
VYGRVoyager Therapeutics, Inc.28,937$112K
STIMNeuronetics Inc.76,046$110K
EOLSEvolus, Inc.25,947$107K
SPRYARS Pharmaceuticals, Inc.12,983$104K
AQSTAquestive Therapeutics, Inc.24,845$103K
PRMEPrime Medicine, Inc.29,183$102K
RCKTRocket Pharmaceuticals Inc.28,093$101K
ORGOOrganogenesis Holdings Inc.40,244$95K
OABIOmniAb Inc.60,578$95K
SLDBSolid Biosciences Inc.13,078$94K
MGNXMACROGENICS INC31,318$91K
CRDFCardiff Oncology, Inc.54,685$89K
BDTXBlack Diamond Therapeutics, Inc.39,683$85K
NKTXNkarta, Inc.40,046$84K
IKTInhibikase Therapeutics, Inc.47,962$81K
TMCITreace Medical Concepts Inc.60,131$81K
RNACCartesian Therapeutics, Inc.12,764$78K
LRMRLarimar Therapeutics, Inc.16,336$74K
AKBAAkebia Therapeutics, Inc.49,934$69K
CCCCC4 Therapeutics, Inc.25,134$66K
GERNGERON CORP41,891$62K
CRBUCaribou Biosciences, Inc.31,008$59K
HUMAHumacyte Inc.93,054$56K
SANASana Biotechnology, Inc.17,668$51K
PGENPRECIGEN, INC.11,799$46K
AVXLANAVEX LIFE SCIENCES CORP.11,611$36K
ABOSAcumen Pharmaceuticals, Inc.11,564$27K
ATYRaTYR PHARMA INC33,829$26K
BTMDbiote Corp.11,126$15K
XTNTXtant Medical Holdings, Inc.24,760$14K
OPKOPKO HEALTH, INC.10,163$12K
GOSSGossamer Bio, Inc.31,520$10K
HRTXHERON THERAPEUTICS, INC. /DE/12,685$10K

13F holdings reflect long positions in U.S.-listed securities as reported to the SEC. Values are point-in-time for the most recent reported quarter.

    Sei Investments Co — Biotech 13F Holdings & Portfolio | BioSniper