XBI Full Holdings List
All 149 positions in State Street® SPDR® S&P® Biotech ETF from State Street (SPDR), as of Aug 6, 2026, sorted by portfolio weight. For the top holdings with charts and stats, see the XBI overview →
All 149 holdings
| # | Holding | Weight |
|---|---|---|
| 1 | APGEApogee Therapeutics Inc. COM | 1.57% |
| 2 | TWSTTwist Bioscience Corporation COM | 1.56% |
| 3 | PRAXPraxis Precision Medicines Inc COM NEW | 1.49% |
| 4 | ORKAOruka Therapeutics Inc COM | 1.49% |
| 5 | INSMInsmed Inc COM PAR $.01 | 1.39% |
| 6 | DNTHDianthus Therapeutics Inc COM | 1.39% |
| 7 | PTGXProtagonist Therapeutics Inc COM | 1.34% |
| 8 | SYRESpyre Therapeutics Inc COM NEW | 1.33% |
| 9 | RVMDRevolution Medicines Inc COM | 1.33% |
| 10 | ERASErasca Inc COM | 1.32% |
| 11 | CGONCG Oncology Inc. COM | 1.32% |
| 12 | KYMRKymera Therapeutics Inc COM | 1.31% |
| 13 | TVTXTravere Therapeutics Inc COM | 1.29% |
| 14 | COGTCogent Biosciences Inc. COM | 1.29% |
| 15 | RYTMRhythm Pharmaceuticals Inc COM | 1.26% |
| 16 | PCVXVaxcyte Inc COM | 1.25% |
| 17 | REGNRegeneron Pharmaceuticals, Inc. COM | 1.24% |
| 18 | RLAYRelay Therapeutics Inc COM | 1.21% |
| 19 | ROIVRoivant Sciences Ltd SHS | 1.19% |
| 20 | BBIOBridgebio Pharma Inc COM | 1.19% |
| 21 | NTRANatera Inc. COM | 1.18% |
| 22 | HALOHalozyme Therapeutics Inc COM | 1.18% |
| 23 | ARWRArrowhead Pharmaceuticals Inc COM | 1.17% |
| 24 | CYTKCytokinetics Incorporated | 1.17% |
| 25 | VKTXViking Therapeutics Inc. COM | 1.16% |
| 26 | AMGNAmgen Inc. COM | 1.16% |
| 27 | SRRKScholar Rock Holding Corp. COM | 1.15% |
| 28 | MRNAModerna Inc COM | 1.13% |
| 29 | ACADAcadia Pharmaceuticals Inc COM | 1.10% |
| 30 | INCYIncyte Corporation. COM | 1.09% |
| 31 | VRTXVertex Pharmaceuticals Incorporated COM | 1.07% |
| 32 | ALKSAlkermes PLC COM USD0.01 | 1.07% |
| 33 | BMRNBiomarin Pharmaceutical Inc. COM | 1.06% |
| 34 | QUREuniQure NV | 1.06% |
| 35 | ABBVAbbVie Inc. COM | 1.05% |
| 36 | MDGLMadrigal Pharmaceuticals Inc COM | 1.05% |
| 37 | DYNDyne Therapeutics Inc. COM | 1.04% |
| 38 | GILDGilead Sciences Inc. COM | 1.04% |
| 39 | TGTXTG Therapeutics Inc COM | 1.03% |
| 40 | BIIBBiogen Inc COM | 1.03% |
| 41 | CELCCelcuity Inc. COM | 1.02% |
| 42 | CRSPCRISPR Therapeutics AG COM CHF0.03 | 1.01% |
| 43 | KRYSKrystal Biotech Inc COM | 1.00% |
| 44 | IMVTImmunovant Inc COM | 0.99% |
| 45 | SLSSellas Life Sciences Group Inc COM NEW | 0.98% |
| 46 | SMMTSummit Therapeutics Inc. COM | 0.98% |
| 47 | MIRMMirum Pharmaceuticals Inc. COM | 0.97% |
| 48 | NBIXNeurocrine Biosciences Inc COM | 0.96% |
| 49 | EXELExelixis, Inc. COM | 0.96% |
| 50 | UTHRUnited Therapeutics Corporation COM | 0.95% |
| 51 | PTCTPTC Therapeutics, Inc. COM | 0.93% |
| 52 | RAREUltragenyx Pharmaceuticals Inc COM | 0.92% |
| 53 | BEAMBeam Therapeutics Inc. COM | 0.89% |
| 54 | IBRXImmunityBio Inc COM | 0.89% |
| 55 | GRALGRAIL Inc COM | 0.88% |
| 56 | IOVAIovance Biotherapeutics Inc COM | 0.88% |
| 57 | BCRXBioCryst Pharmaceuticals Inc. COM | 0.86% |
| 58 | VRDNViridian Therapeutics Inc COM | 0.86% |
| 59 | DNLIDenali Therapeutics Inc COM | 0.83% |
| 60 | VERAVera Therapeutics, Inc., Class A | 0.82% |
| 61 | CLDXCelldex Therapeutics Inc. COM NEW | 0.82% |
| 62 | IDYAIDEAYA Biosciences Inc. COM | 0.81% |
| 63 | TNGXTango Therapeutics Inc. COM | 0.81% |
| 64 | ADMAAdma Biologics Inc COM | 0.76% |
| 65 | IMNMImmunome Inc COM | 0.75% |
| 66 | ARQTArcutis Biotherapeutics Inc. COM | 0.75% |
| 67 | MLYSMineralys Therapeutics Inc. COM | 0.74% |
| 68 | SRPTSarepta Therapeutics Inc COM | 0.73% |
| 69 | IRONDisc Medicine Inc COM | 0.72% |
| 70 | IONSIonis Pharmaceuticals, Inc. COM | 0.72% |
| 71 | ALNYAlnylam Pharmaceuticals Inc. COM | 0.72% |
| 72 | RCUSArcus Biosciences Inc. COM | 0.71% |
| 73 | RXRXRecursion Pharmaceuticals, Inc., Class A | 0.68% |
| 74 | SNDXSyndax Pharmaceuticals Inc. COM | 0.68% |
| 75 | VCYTVeracyte Inc COM | 0.67% |
| 76 | KODKodiak Sciences Inc COM | 0.66% |
| 77 | NTLAIntellia Therapeutics Inc COM | 0.63% |
| 78 | AGIOAgios Pharmaceuticals Inc COM | 0.62% |
| 79 | PVLAPalvella Therapeutics Inc. COM | 0.62% |
| 80 | NRIXNurix Therapeutics Inc. COM | 0.60% |
| 81 | NVAXNovavax Inc COM NEW | 0.57% |
| 82 | BHVNBiohaven Ltd COM | 0.53% |
| 83 | VCELVericel Corporation COM | 0.52% |
| 84 | CDNACaredx Inc COM | 0.50% |
| 85 | STOKStoke Therapeutics Inc COM | 0.49% |
| 86 | PGENPrecigen Inc COM | 0.48% |
| 87 | ZBIOZenas BioPharma Inc. COM | 0.42% |
| 88 | VIRVIR Biotechnology Inc COM | 0.42% |
| 89 | ANABAnaptysBio Inc. COM | 0.42% |
| 90 | ABSIAbsci Corp. COM | 0.42% |
| 91 | CGEMCullinan Therapeutics Inc COM | 0.42% |
| 92 | ORICORIC Pharmaceuticals Inc. COM | 0.41% |
| 93 | PURRHyperliquid Strategies, Inc. | 0.41% |
| 94 | TRAXFirst Tracks Biotherapeutics Inc | 0.41% |
| 95 | VORVor BioPharma, Inc. | 0.41% |
| 96 | CRVSCorvus Pharmaceuticals Inc COM | 0.40% |
| 97 | XNCRXencor Inc COM | 0.38% |
| 98 | AVTXAVALO THERAPEUTICS INC | 0.37% |
| 99 | TYRATyra Biosciences Inc COM | 0.37% |
| 100 | ARDXArdelyx Inc COM | 0.35% |
| 101 | REPLReplimune Group Inc COM | 0.34% |
| 102 | TSHATaysha Gene Therapies Inc. COM SHS | 0.34% |
| 103 | ANNXAnnexon Inc COM | 0.34% |
| 104 | INBXInhibrx Biosciences Inc. COM | 0.33% |
| 105 | GERNGeron Corp. COM | 0.33% |
| 106 | JBIOJade Biosciences Inc. COM NEW | 0.33% |
| 107 | GLUEMonte Rosa Therapeutics Inc COM | 0.32% |
| 108 | MNKDMannkind Corporation COM NEW | 0.32% |
| 109 | SIONSionna Therapeutics Inc. COM | 0.31% |
| 110 | OLMAOlema Pharmaceuticals Inc. COM | 0.31% |
| 111 | JANXJanux Therapeutics Inc COM | 0.30% |
| 112 | BCAXBicara Therapeutics Inc. COM | 0.29% |
| 113 | KURAKura Oncology Inc. COM | 0.28% |
| 114 | AVBPArriVent BioPharma Inc. COM | 0.26% |
| 115 | CTMXCytomX Therapeutics, Inc. | 0.26% |
| 116 | RIGLRigel Pharmaceuticals Inc. COM | 0.25% |
| 117 | PRTAProthena Corporation PLC USD0.01 | 0.24% |
| 118 | ALTAltimmune Inc. COM NEW | 0.24% |
| 119 | VNDAVanda Pharmaceuticals, Inc. | 0.24% |
| 120 | SANASana Biotechnology Inc COM | 0.23% |
| 121 | ALLOAllogene Therapeutics Inc COM | 0.23% |
| 122 | IRWDIronwood Pharmaceuticals, Inc., Class A | 0.23% |
| 123 | SLDBSolid Biosciences Inc. COM NEW | 0.22% |
| 124 | RGNXRegenxbio Inc. COM | 0.21% |
| 125 | CADLCandel Therapeutics, Inc. | 0.21% |
| 126 | DMRADAMORA THERAPEUTICS INC | 0.21% |
| 127 | IMMXIMMIX BIOPHARMA INC | 0.21% |
| 128 | VSTMVerastem Inc COM NEW | 0.19% |
| 129 | SVRASavara Inc COM | 0.18% |
| 130 | OCGNOcugen, Inc. | 0.17% |
| 131 | FDMT4D Molecular Therapeutics Inc COM | 0.17% |
| 132 | ABUSArbutus Biopharma Corp. COM | 0.16% |
| 133 | PRMEPrime Medicine Inc COM | 0.15% |
| 134 | CABACabaletta Bio, Inc. | 0.14% |
| 135 | CMPXCompass Therapeutics Inc COM | 0.13% |
| 136 | OVIDOvid Therapeutics Inc. | 0.12% |
| 137 | SPRYARS Pharmaceuticals Inc COM | 0.12% |
| 138 | MDXGMiMedx Group Inc. COM | 0.12% |
| 139 | CATXPerspective Therapeutics Inc COM NEW | 0.12% |
| 140 | LXEOLexeo Therapeutics Inc COM | 0.11% |
| 141 | MYGNMyriad Genetics Inc. COM | 0.09% |
| 142 | CAPRCapricor Therapeutics Inc COM NEW | 0.09% |
| 143 | EBSEmergent Biosolutions Inc COM | 0.09% |
| 144 | ACHVACHIEVE LIFE SCIENCES INC | 0.09% |
| 145 | SGMTSagimet Biosciences, Inc., Class A | 0.08% |
| 146 | BBOTBridgeBio Oncology Therapeutics, Inc. | 0.07% |
| 147 | MPLTMaplight Therapeutics Inc. COM | 0.06% |
| 148 | 2200963DOmniAb Inc. USD0.0001 A (USD12.5 VESTING) | 0.00% |
| 149 | 2200964DOmniAb Inc. USD0.0001 A (USD15 VESTING) | 0.00% |
Listed weights cover 100.1% of the portfolio. Source: official issuer holdings and SEC N-PORT filings. Holdings change — verify with the issuer before making decisions.