Blair William & Co/Il

Source: SEC Form 13F · as of Mar 2026

Blair William & Co/Il holds 111 biotech & pharma companies tracked by BioSniper, totaling $2.25B in value as of Mar 2026 (SEC Form 13F).

Companies held

111

Total value held

$2.25B

CompanySharesValue
IDXXIDEXX LABORATORIES INC /DE946,336$531.7M
LLYELI LILLY & Co324,018$298.0M
ABBVAbbVie Inc.1,334,109$290.2M
JNJJOHNSON & JOHNSON955,632$233.6M
ABTABBOTT LABORATORIES1,327,761$136.3M
MRKMerck & Co., Inc.901,789$108.5M
ZTSZoetis Inc.795,297$94.0M
MCKMcKesson Corporation80,042$69.3M
AMGNAMGEN INC155,998$54.9M
GILDGILEAD SCIENCES, INC.340,345$47.4M
TECHBIO-TECHNE Corp864,329$45.2M
PMPhilip Morris International Inc238,803$39.5M
PFEPFIZER INC1,370,097$38.5M
BMYBRISTOL MYERS SQUIBB CO417,659$25.3M
UNHUnitedHealth Group Incorporated Common Stock (DE)74,523$20.2M
AZNASTRAZENECA PLC100,622$19.8M
NVSNovartis AG126,421$19.3M
DGXQuest Diagnostics Incorporated91,972$18.0M
ARGXARGENX SE22,407$16.4M
WSTWest Pharmaceutical Services Inc.62,466$15.7M
VKTXViking Therapeutics, Inc.371,119$12.1M
GHGuardant Health Inc.103,644$9.6M
PRCTPROCEPT BioRobotics Corporation323,935$8.1M
GEHCGE HealthCare Technologies Inc.109,506$7.8M
VRTXVERTEX PHARMACEUTICALS INC / MA16,541$7.4M
PBHPrestige Consumer Healthcare Inc.106,485$6.3M
CORCencora Inc.19,684$6.2M
SLDBSolid Biosciences Inc.651,216$4.7M
MEDPMedpace Holdings Inc.7,518$3.6M
NGNENeurogene Inc.168,218$3.4M
ALNYALNYLAM PHARMACEUTICALS, INC.9,430$3.1M
AXSMAxsome Therapeutics, Inc.16,308$2.8M
TWSTTwist Bioscience Corp57,417$2.7M
IONSIONIS PHARMACEUTICALS INC33,857$2.5M
BIIBBIOGEN INC.12,854$2.4M
CAHCardinal Health Inc.10,852$2.3M
GMOptec International, Inc.28,820$2.1M
SNYSanofi43,593$2.1M
ADPTAdaptive Biotechnologies Corp136,089$1.9M
IBRXImmunityBio, Inc.241,941$1.9M
ZBHZimmer Biomet Holdings Inc.19,251$1.7M
LGNDLigand Pharmaceuticals Incorporated8,454$1.7M
NVONovo Nordisk A/S44,012$1.6M
DNTHDianthus Therapeutics, Inc. /DE/18,281$1.5M
CRSPCRISPR Therapeutics AG31,546$1.5M
ELVElevance Health Inc.4,273$1.3M
MGTXMeiraGTx Holdings plc125,422$1.1M
REGNREGENERON PHARMACEUTICALS, INC.1,364$1.1M
DFTXDefinium Therapeutics Inc.53,695$1.0M
IQVIQVIA Holdings Inc.5,936$1.0M
ICLRICON plc8,797$973K
UTHRUNITED THERAPEUTICS Corp1,600$949K
GSKGSK plc American Depositary Shares (Each representing two Ordinary Shares)15,093$833K
MMSIMerit Medical Systems Inc.12,059$831K
ETONEton Pharmaceuticals, Inc.32,400$800K
CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.4,575$789K
ALHCAlignment Healthcare Inc.42,450$748K
HALOHALOZYME THERAPEUTICS, INC.10,203$659K
KRYSKrystal Biotech, Inc.2,448$632K
GMEDGlobus Medical Inc.6,948$599K
SRPTSarepta Therapeutics, Inc.25,690$559K
MDGLMADRIGAL PHARMACEUTICALS, INC.1,001$524K
NBIXNEUROCRINE BIOSCIENCES INC3,945$520K
SRRKScholar Rock Holding Corp10,303$506K
ELANElanco Animal Health Inc18,165$435K
TEVATeva Pharmaceutical Industries Limited14,104$425K
BHCBausch Health Companies Inc.77,982$421K
TERNTerns Pharmaceuticals, Inc.7,947$419K
GALTGALECTIN THERAPEUTICS INC149,283$417K
HRMYHarmony Biosciences Holdings, Inc.14,389$403K
BDSXBiodesix Inc.27,583$400K
MRNAModerna, Inc.7,338$373K
BAXBaxter International Inc.20,718$348K
JAZZJazz Pharmaceuticals plc1,791$339K
INCYIncyte Corp.3,465$326K
RPRXRoyalty Pharma plc5,866$281K
INSPInspire Medical Systems Inc.5,189$268K
IKTInhibikase Therapeutics, Inc.157,988$265K
CORTCORCEPT THERAPEUTICS INC6,367$257K
SUNSUNSET ISLAND GROUP3,764$245K
NTLAIntellia Therapeutics, Inc.18,210$233K
NEONeoGenomics Inc.30,711$228K
BBIOBridgeBio Pharma, Inc.3,018$224K
RIOTRiot Platforms, Inc.17,737$219K
VTRSViatris Inc16,077$217K
VMDViemed Healthcare Inc.23,023$212K
CLOVClover Health Investments Corp.94,793$167K
CMPXCompass Therapeutics, Inc.30,760$163K
ARDXARDELYX, INC.26,346$158K
NUSNu Skin Enterprises Inc.15,515$113K
VERUVERU INC.48,000$106K
RXRXRECURSION PHARMACEUTICALS, INC.30,061$92K
ALTAltimmune, Inc.28,223$87K
SPRYARS Pharmaceuticals, Inc.10,825$87K
BMRNBIOMARIN PHARMACEUTICAL INC1,479$84K
CLYMClimb Bio, Inc.12,000$82K
TLRYTilray Brands, Inc.12,648$82K
SANASana Biotechnology, Inc.27,428$79K
ALLOAllogene Therapeutics, Inc.30,040$73K
OABIOmniAb Inc.43,216$68K
OVIDOvid Therapeutics Inc.28,839$64K
AQSTAquestive Therapeutics, Inc.14,565$60K
SLSSELLAS Life Sciences Group, Inc.14,005$59K
IRDOpus Genetics, Inc.12,466$57K
IVAInventiva S.A.10,000$56K
AVIRAtea Pharmaceuticals, Inc.10,037$54K
ELDNEledon Pharmaceuticals, Inc.14,516$45K
TMCITreace Medical Concepts Inc.10,482$14K
MXCTMaxCyte Inc.13,516$9K
CYPHCYPHERPUNK TECHNOLOGIES INC.10,000$8K
IMMPImmutep Limited11,000$4K

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.

    Blair William & Co/Il — Biotech 13F Holdings & Portfolio | BioSniper