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Sei Investments Co

Source: SEC Form 13F · as of Mar 2026

Sei Investments Co holds 144 biotech & pharma companies tracked by BioSniper, totaling $1.38B in value as of Mar 2026 (SEC Form 13F).

Companies held

144

Total value held

$1.38B

BioSniper AIPage evidence connected

Prepared research question

What matters most for INSMED Inc (INSM)—catalysts, financial risk and supporting evidence?

Run cited research

Traceable citations · Unknowns marked

CompanySharesValue
INSMINSMED Inc1,395,794$228.2M
ARGXARGENX SE286,966$209.6M
GILDGILEAD SCIENCES, INC.1,158,099$161.4M
GSKGSK plc American Depositary Shares (Each representing two Ordinary Shares)2,286,880$126.2M
EXELEXELIXIS, INC.1,629,670$69.9M
INCYIncyte Corp.714,558$67.3M
REGNREGENERON PHARMACEUTICALS, INC.75,000$57.9M
TEVATeva Pharmaceutical Industries Limited1,182,751$35.6M
ALNYALNYLAM PHARMACEUTICALS, INC.100,315$33.2M
SNYSanofi588,729$28.4M
JAZZJazz Pharmaceuticals plc147,270$27.8M
BBIOBridgeBio Pharma, Inc.288,075$21.4M
LGNDLigand Pharmaceuticals Incorporated75,188$15.0M
BMRNBIOMARIN PHARMACEUTICAL INC251,480$14.2M
KNSAKiniksa Pharmaceuticals International, plc284,005$13.7M
ARWRARROWHEAD PHARMACEUTICALS, INC.203,220$12.7M
AXSMAxsome Therapeutics, Inc.70,064$11.8M
IONSIONIS PHARMACEUTICALS INC157,222$11.8M
VCELVericel Corp360,712$11.6M
ABVXAbivax SA94,220$10.5M
GRFSGrifols S.A.1,251,579$10.0M
PTCTPTC THERAPEUTICS, INC.130,204$8.9M
PTGXProtagonist Therapeutics, Inc83,197$8.8M
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
SRRKScholar Rock Holding Corp143,359$7.0M
MRNAModerna, Inc.129,395$6.6M
RDYDR REDDYS LABORATORIES LTD436,731$6.0M
TGTXTG THERAPEUTICS, INC.176,702$5.9M
HRMYHarmony Biosciences Holdings, Inc.194,188$5.4M
TVTXTravere Therapeutics, Inc.166,477$4.9M
ARQTArcutis Biotherapeutics, Inc.206,141$4.9M
CYTKCYTOKINETICS INC69,812$4.6M
ANIPANI PHARMACEUTICALS INC57,168$4.4M
APGEApogee Therapeutics, Inc.42,203$3.6M
RYTMRHYTHM PHARMACEUTICALS, INC.40,685$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
ADMAADMA BIOLOGICS, INC.290,360$2.6M
KURAKura Oncology, Inc.319,266$2.6M
GMABGenmab A/S93,012$2.5M
ACADACADIA PHARMACEUTICALS INC106,390$2.4M
DAWNDay One Biopharmaceuticals, Inc.104,598$2.2M
OCULOCULAR THERAPEUTIX, INC258,164$2.2M
AGIOAGIOS PHARMACEUTICALS, INC.63,550$2.1M
SLNOSOLENO THERAPEUTICS INC62,946$2.1M
PVLAPALVELLA THERAPEUTICS, INC.16,663$2.1M
PCVXVaxcyte, Inc.33,545$1.9M
IMCRImmunocore Holdings plc61,260$1.8M
NAMSNEWAMSTERDAM PHARMA CO N.V.55,637$1.8M
DSGNDesign Therapeutics, Inc.133,203$1.4M
LQDALiquidia Corp35,655$1.3M
HROWHARROW, INC.38,032$1.3M
IMMXImmix Biopharma, Inc.147,140$1.3M
VRDNViridian Therapeutics, Inc.\DE65,777$1.3M
ONCBeOne Medicines Ltd.4,321$1.3M
NRIXNurix Therapeutics, Inc.82,108$1.3M
FOLDAMICUS THERAPEUTICS, INC.87,585$1.3M
CLDXCelldex Therapeutics, Inc.38,152$1.2M
FLGTFulgent Genetics Inc.74,232$1.2M
CTMXCytomX Therapeutics, Inc.248,248$1.2M
RLMDRELMADA THERAPEUTICS, INC.166,614$1.2M
TECXTectonic Therapeutic, Inc.36,870$1.1M
OGNOrganon & Co.190,057$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
DNLIDenali Therapeutics Inc.52,235$1.0M
IRONDisc Medicine, Inc.15,510$992K
AVTXAvalo Therapeutics, Inc.56,854$849K
ARVNARVINAS, INC.78,587$833K
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
OVIDOvid Therapeutics Inc.328,924$730K
GPCRStructure Therapeutics Inc.13,990$674K
TNGXTango Therapeutics, Inc.31,962$669K
LCTXLineage Cell Therapeutics, Inc.422,274$667K
CAPRCAPRICOR THERAPEUTICS, INC.17,805$541K
DFTXDefinium Therapeutics Inc.28,117$531K
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
KODKodiak Sciences Inc.10,287$392K
PLRXPLIANT THERAPEUTICS, INC.297,291$375K
SMMTSummit Therapeutics Inc.19,681$373K
RLAYRelay Therapeutics, Inc.36,130$359K
STOKStoke Therapeutics, Inc.9,994$325K
NKTRNEKTAR THERAPEUTICS4,471$322K
ESPREsperion Therapeutics, Inc.116,229$318K
IBRXImmunityBio, Inc.39,330$302K
BHVNBiohaven Ltd.33,435$283K
BEAMBeam Therapeutics Inc.11,451$273K
SIGASIGA TECHNOLOGIES INC48,420$259K
NTLAIntellia Therapeutics, Inc.20,093$258K
BCYCBICYCLE THERAPEUTICS PLC52,784$245K
KALVKalVista Pharmaceuticals, Inc.12,143$244K
SVRASavara Inc44,569$243K
ZBIOZenas BioPharma, Inc.12,386$242K
RCUSArcus Biosciences, Inc.10,295$222K
ALMSALUMIS INC.9,318$205K
QUREuniQure N.V.11,434$187K
NUVBNuvation Bio Inc.43,203$185K
PRTAPROTHENA CORP PUBLIC LTD CO17,248$168K
FATEFATE THERAPEUTICS INC138,580$166K
RXRXRECURSION PHARMACEUTICALS, INC.50,448$155K
TNXPTonix Pharmaceuticals Holding Corp.10,971$151K
RGNXREGENXBIO Inc.14,920$125K
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
SPRYARS Pharmaceuticals, Inc.12,983$104K
AQSTAquestive Therapeutics, Inc.24,845$103K
RCKTRocket Pharmaceuticals Inc.28,093$101K
ORGOOrganogenesis Holdings Inc.40,244$95K
SLDBSolid Biosciences Inc.13,078$94K
CRDFCardiff Oncology, Inc.54,685$89K
BDTXBlack Diamond Therapeutics, Inc.39,683$85K
RNACCartesian Therapeutics, Inc.12,764$78K
LRMRLarimar Therapeutics, Inc.16,336$74K
CCCCC4 Therapeutics, Inc.25,134$66K
GERNGERON CORP41,891$62K
HUMAHumacyte Inc.93,054$56K
SANASana Biotechnology, Inc.17,668$51K
PGENPRECIGEN, INC.11,799$46K
AVXLANAVEX LIFE SCIENCES CORP.11,611$36K
OPKOPKO HEALTH, INC.10,163$12K
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.