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XBI holdings

State Street SPDR S&P Biotech ETF

Source: SEC Form N-PORT (opens in a new tab) Holdings as of Made public 28 Aug 2026

Positions

161 stored of 161 reported, largest first by weight

XBI holdings as of 30 Jun 2026, largest first
# Holding ISIN CUSIP Weight Value (USD) Type Issuer type Country Currency
101 Avalo Therapeutics Inc US05338F3064 05338F306 0.349% $37.5M Equity (common) Corporate United States USD
102 MannKind Corp US56400P7069 56400P706 0.338% $36.3M Equity (common) Corporate United States USD
103 Annexon Inc US03589W1027 03589W102 0.332% $35.6M Equity (common) Corporate United States USD
104 ORIC Pharmaceuticals Inc US68622P1093 68622P109 0.329% $35.4M Equity (common) Corporate United States USD
105 Zenas Biopharma Inc US98937L1052 98937L105 0.319% $34.2M Equity (common) Corporate United States USD
106 Jade Biosciences Inc US0080642061 008064206 0.317% $34.1M Equity (common) Corporate United States USD
107 Kura Oncology Inc US50127T1097 50127T109 0.317% $34.1M Equity (common) Corporate United States USD
108 Olema Pharmaceuticals Inc US68062P1066 68062P106 0.317% $34.0M Equity (common) Corporate United States USD
109 CareDx Inc US14167L1035 14167L103 0.304% $32.6M Equity (common) Corporate United States USD
110 Bicara Therapeutics Inc US0554771032 055477103 0.303% $32.6M Equity (common) Corporate United States USD
111 Vor BioPharma Inc US9290332074 929033207 0.301% $32.3M Equity (common) Corporate United States USD
112 Xencor Inc US98401F1057 98401F105 0.291% $31.2M Equity (common) Corporate United States USD
113 ArriVent Biopharma Inc US04272N1028 04272N102 0.285% $30.6M Equity (common) Corporate United States USD
114 Replimune Group Inc US76029N1063 76029N106 0.284% $30.5M Equity (common) Corporate United States USD
115 CytomX Therapeutics Inc US23284F1057 23284F105 0.278% $29.9M Equity (common) Corporate United States USD
116 Janux Therapeutics Inc US47103J1051 47103J105 0.276% $29.6M Equity (common) Corporate United States USD
117 Sionna Therapeutics Inc US8294011080 829401108 0.265% $28.5M Equity (common) Corporate United States USD
118 Geron Corp US3741631036 374163103 0.260% $27.9M Equity (common) Corporate United States USD
119 Solid Biosciences Inc US83422E2046 83422E204 0.240% $25.8M Equity (common) Corporate United States USD
120 Rigel Pharmaceuticals Inc US7665597024 766559702 0.237% $25.4M Equity (common) Corporate United States USD
121 Allogene Therapeutics Inc US0197701065 019770106 0.235% $25.3M Equity (common) Corporate United States USD
122 Sana Biotechnology Inc US7995661045 799566104 0.230% $24.7M Equity (common) Corporate United States USD
123 Altimmune Inc US02155H2004 02155H200 0.229% $24.6M Equity (common) Corporate United States USD
124 REGENXBIO Inc US75901B1070 75901B107 0.219% $23.5M Equity (common) Corporate United States USD
125 Ironwood Pharmaceuticals Inc US46333X1081 46333X108 0.216% $23.2M Equity (common) Corporate United States USD
126 Immix Biopharma Inc US45258H1068 45258H106 0.202% $21.7M Equity (common) Corporate United States USD
127 Ocugen Inc US67577C1053 67577C105 0.199% $21.4M Equity (common) Corporate United States USD
128 4D Molecular Therapeutics Inc US35104E1001 35104E100 0.199% $21.4M Equity (common) Corporate United States USD
129 Candel Therapeutics Inc US1374041093 137404109 0.194% $20.8M Equity (common) Corporate United States USD
130 Savara Inc US8051111016 805111101 0.183% $19.7M Equity (common) Corporate United States USD
131 Prime Medicine Inc US74168J1016 74168J101 0.180% $19.3M Equity (common) Corporate United States USD
132 First Tracks Biotherapeutics Inc US3371851029 337185102 0.174% $18.7M Equity (common) Corporate United States USD
133 Damora Therapeutics Inc US36322Q2066 36322Q206 0.173% $18.6M Equity (common) Corporate United States USD
134 ARS Pharmaceuticals Inc US82835W1080 82835W108 0.171% $18.3M Equity (common) Corporate United States USD
135 MapLight Therapeutics Inc US56565P1030 56565P103 0.166% $17.9M Equity (common) Corporate United States USD
136 Arbutus Biopharma Corp CA03879J1003 03879J100 0.164% $17.6M Equity (common) Corporate Canada USD
137 Myriad Genetics Inc US62855J1043 62855J104 0.160% $17.2M Equity (common) Corporate United States USD
138 Cabaletta Bio Inc US12674W1099 12674W109 0.152% $16.3M Equity (common) Corporate United States USD
139 Compass Therapeutics Inc US20454B1044 20454B104 0.140% $15.0M Equity (common) Corporate United States USD
140 Emergent BioSolutions Inc US29089Q1058 29089Q105 0.133% $14.3M Equity (common) Corporate United States USD
141 Prothena Corp PLC IE00B91XRN20 Not reported 0.133% $14.2M Equity (common) Corporate Ireland USD
142 Vanda Pharmaceuticals Inc US9216591084 921659108 0.131% $14.0M Equity (common) Corporate United States USD
143 Perspective Therapeutics Inc US46489V3024 46489V302 0.128% $13.8M Equity (common) Corporate United States USD
144 Ovid therapeutics Inc US6904691010 690469101 0.123% $13.2M Equity (common) Corporate United States USD
145 Verastem Inc US92337C2035 92337C203 0.121% $12.9M Equity (common) Corporate United States USD
146 MiMedx Group Inc US6024961012 602496101 0.106% $11.4M Equity (common) Corporate United States USD
147 Lexeo Therapeutics Inc US52886X1072 52886X107 0.105% $11.3M Equity (common) Corporate United States USD
148 Achieve Life Sciences Inc US0044685008 004468500 0.082% $8.8M Equity (common) Corporate United States USD
149 Sagimet Biosciences Inc US7867001049 786700104 0.071% $7.6M Equity (common) Corporate United States USD
150 CONTRA METSERA INC Not reported 592CVR013 0.070% $7.5M Equity derivatives Other United States USD
151 BridgeBio Oncology Therapeutics Inc US1079241022 107924102 0.058% $6.2M Equity (common) Corporate United States USD
152 State Street Global Advisors State Street Institutional US Government Money Market Fund US8574927062 857492706 0.040% $4.3M Short-term investment vehicles (cash funds) Registered fund United States USD
153 CONTRA AKERO THERAPEUT US009CVR0445 009CVR044 0.012% $1.3M Equity derivatives Other United States USD
154 CONTRA INHIBRX INC US457CVR0178 457CVR017 0.010% $1.1M Equity derivatives Other United States USD
155 CONTRA MIRATI THERAPEU Not reported 604CVR027 0.009% $959K Equity derivatives Other United States USD
156 CONTRA VERVE THERAPEUT US925CVR0115 925CVR011 0.005% $567K Equity derivatives Other United States USD
157 CONTRA BLUEPRINT MEDIC US096CVR0480 096CVR048 0.003% $348K Equity derivatives Other United States USD
158 State Street Global Advisors State Street Institutional US Government Money Market Fund US8574927062 857492706 <0.001% $5K Short-term investment vehicles (cash funds) Registered fund United States USD
159 Atrium Therapeutics Inc US04965N1046 04965N104 0.000% $7 Equity (common) Corporate United States USD
160 OMNIAB INC US68218J2024 68218J202 0.000% $0 Equity (common) Corporate United States USD
161 OMNIAB INC US68218J3014 68218J301 0.000% $0 Equity (common) Corporate United States USD
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