Fund Overlap

See which holdings any two equity ETFs have in common, along with top differences in exposure.


For overlap across multiple ETFs use Portfolio Builder   

117

Number of overlapping holdings

52.0%

% of IBB's 262 holdings also in XBI

88.0%

% of XBI's 134 holdings also in IBB

Overlap by Weight
Sector Drift (IBB minus XBI)
Overlapping Holdings

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Company Weight
in IBB
Weight
in XBI
Overlap
ALNYLAM PHARMACEUTICALS INC 3.3% 2.5% 2.5%
GILEAD SCIENCES INC 8.6% 2.5% 2.5%
AMGEN INC 8.3% 2.4% 2.4%
VERTEX PHARMACEUTICALS INC 8.1% 2.3% 2.3%
NATERA INC 2.1% 2.5% 2.1%

Position Highlights (Non-Overlapping Exposures)
IBB Overweight Relative to XBI
GILEAD SCIENCES INC 6.1%
AMGEN INC 5.8%
VERTEX PHARMACEUTICALS INC 5.8%
REGENERON PHARMACEUTICALS 4.8%
IQVIA HOLDINGS INC 3.5%
ARGENX SE ADR 3.0%
METTLER-TOLEDO INTERNATIONAL 2.7%
WATERS CORP 2.4%
BIONTECH SE SPONSORED ADR 2.2%
ILLUMINA INC 2.0%
IBB Underweight Relative to XBI
ABBVIE INC -2.5%
EXACT SCIENCES CORP -2.1%
TG THERAPEUTICS INC -1.8%
VIKING THERAPEUTICS, INC. -1.5%
HALOZYME THERAPEUTICS INC -1.4%
MADRIGAL PHARMACEUTICALS, INC. -1.3%
NEUROCRINE BIOSCIENCES INC -1.3%
VAXCYTE, INC. -1.2%
SAREPTA THERAPEUTICS INC -1.1%
INSMED INC -1.1%
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