State Street(R) SPDR(R) S&P(R) Biotech ETF (XBI) is an ETF managed by State Street (SPDR). Its largest position is STATE STREET GLOBAL ADVISORS (GVMXX), representing 8.01% of fund assets.
State Street(R) SPDR(R) S&P(R) Biotech ETF Portfolio Holdings
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- XBI
- Type:
- ETF
- Manager:
- State Street (SPDR)
- Total Assets:
- —
- Report Date:
- Mar 31, 2026
- Filing Date:
- May 28, 2026
| Holding | Weight | Market Value | Shares |
|---|---|---|---|
|
-
STATE STREET GLOBAL ADVISORS
|
8.01% | $595,460,501.00 | 595,460,501 |
|
-
APELLIS PHARMACEUTICALS INC
|
1.83% | $136,397,964.42 | 3,390,454 |
|
-
Alkermes plc.
|
1.45% | $107,877,348.80 | 3,050,830 |
|
-
MADRIGAL PHARMACEUTICALS, INC.
|
1.38% | $102,813,695.76 | 196,408 |
|
-
TG THERAPEUTICS, INC.
|
1.35% | $100,334,399.22 | 3,020,301 |
|
-
INSMED Inc
|
1.34% | $99,394,814.40 | 607,845 |
|
-
Scholar Rock Holding Corp
|
1.30% | $96,450,199.40 | 1,961,965 |
|
-
APOGEE THERAPEUTICS INC
|
1.28% | $95,481,942.98 | 1,134,394 |
|
-
Protagonist Therapeutics, Inc
|
1.24% | $92,548,683.40 | 878,071 |
|
-
Summit Therapeutics Inc.
|
1.24% | $92,267,854.08 | 4,866,448 |
|
-
UNITED THERAPEUTICS Corp
|
1.24% | $92,226,179.40 | 155,530 |
|
-
Praxis Precision Medicines, Inc.
|
1.24% | $91,905,341.88 | 285,252 |
|
-
ARROWHEAD PHARMACEUTICALS, INC.
|
1.23% | $91,429,578.90 | 1,458,207 |
|
-
Cogent Biosciences, Inc.
|
1.22% | $90,378,407.49 | 2,348,101 |
|
-
BridgeBio Pharma, Inc.
|
1.19% | $88,132,956.16 | 1,186,816 |
|
-
PTC THERAPEUTICS, INC.
|
1.18% | $87,892,537.23 | 1,290,071 |
|
-
CYTOKINETICS INC
|
1.18% | $87,756,067.23 | 1,331,453 |
|
-
ALNYLAM PHARMACEUTICALS, INC.
|
1.18% | $87,484,013.22 | 264,406 |
|
-
EXELIXIS, INC.
|
1.17% | $87,033,031.35 | 2,029,215 |
|
-
NUVALENT INC-A
|
1.17% | $86,751,381.60 | 846,768 |
|
-
Kymera Therapeutics, Inc.
|
1.16% | $86,561,631.20 | 1,039,280 |
|
-
CG Oncology, Inc.
|
1.16% | $86,421,945.60 | 1,276,920 |
|
-
Natera, Inc.
|
1.16% | $86,182,290.67 | 430,933 |
|
-
NEUROCRINE BIOSCIENCES INC
|
1.16% | $86,163,756.56 | 654,044 |
|
-
Twist Bioscience Corp
|
1.16% | $85,917,870.72 | 1,808,036 |
|
-
Krystal Biotech, Inc.
|
1.15% | $85,833,794.64 | 332,277 |
|
-
Vaxcyte, Inc.
|
1.15% | $85,579,468.65 | 1,472,715 |
|
-
Mirum Pharmaceuticals, Inc.
|
1.15% | $85,310,435.74 | 923,473 |
|
-
AMICUS THERAPEUTICS INC
|
1.15% | $85,251,388.20 | 5,895,670 |
|
-
IONIS PHARMACEUTICALS INC
|
1.14% | $85,069,911.54 | 1,132,906 |
|
-
Travere Therapeutics, Inc.
|
1.14% | $85,065,434.32 | 2,863,192 |
|
-
ARCELLX INC
|
1.14% | $85,056,933.70 | 740,785 |
|
-
REGENERON PHARMACEUTICALS, INC.
|
1.14% | $84,526,816.00 | 109,400 |
|
-
INCYTE CORP
|
1.13% | $84,238,623.56 | 895,013 |
|
-
Celcuity Inc.
|
1.12% | $83,541,919.50 | 731,925 |
|
-
Revolution Medicines, Inc.
|
1.11% | $82,737,188.00 | 850,768 |
|
-
HALOZYME THERAPEUTICS, INC.
|
1.11% | $82,370,224.07 | 1,274,489 |
|
-
RHYTHM PHARMACEUTICALS, INC.
|
1.10% | $81,852,859.14 | 941,162 |
|
-
BIOGEN INC.
|
1.10% | $81,555,267.15 | 444,855 |
|
-
Arcutis Biotherapeutics, Inc.
|
1.09% | $80,994,685.80 | 3,437,805 |
|
-
AbbVie Inc.
|
1.09% | $80,928,681.47 | 372,103 |
|
-
GILEAD SCIENCES, INC.
|
1.09% | $80,871,393.68 | 580,264 |
|
-
CRISPR Therapeutics AG
|
1.09% | $80,716,823.57 | 1,696,801 |
|
-
BIOMARIN PHARMACEUTICAL INC
|
1.07% | $79,345,910.49 | 1,404,601 |
|
-
Roivant Sciences Ltd.
|
1.07% | $79,339,364.90 | 2,864,237 |
|
-
AMGEN INC
|
1.06% | $79,006,510.10 | 224,546 |
|
-
ImmunityBio, Inc.
|
1.06% | $78,571,671.75 | 10,244,025 |
|
-
Beam Therapeutics Inc.
|
1.04% | $77,414,757.58 | 3,248,626 |
|
-
Viking Therapeutics, Inc.
|
1.04% | $77,093,410.06 | 2,369,189 |
|
-
Vera Therapeutics, Inc.
|
1.03% | $76,921,932.42 | 1,912,054 |
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