Fund Overlap
See which holdings any two equity ETFs have in common, along with top differences in exposure.
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104
Number of overlapping holdings
46.6%
% of IBB's 260 holdings also in XBI
88.1%
% of XBI's 119 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 | |
|---|---|---|---|---|
 |
VERTEX PHARMACEUTICALS INC | 9.6% | 2.7% | 2.7% |
|
ALNYLAM PHARMACEUTICALS INC | 3.5% | 2.7% | 2.7% |
|
GILEAD SCIENCES INC | 8.6% | 2.5% | 2.5% |
|
AMGEN INC | 8.4% | 2.5% | 2.5% |
|
NATERA INC | 2.3% | 2.8% | 2.3% |
Position Highlights (Non-Overlapping Exposures)
IBB Overweight Relative to XBI
|
VERTEX PHARMACEUTICALS INC | 6.8% |
|
GILEAD SCIENCES INC | 6.1% |
|
AMGEN INC | 6.0% |
|
REGENERON PHARMACEUTICALS | 5.0% |
 |
ARGENX SE ADR | 3.1% |
|
IQVIA HOLDINGS INC | 3.1% |
 |
METTLER-TOLEDO INTERNATIONAL | 2.5% |
|
WATERS CORP | 2.3% |
 |
BIONTECH SE SPONSORED ADR | 2.0% |
|
BEIGENE LTD. SPONSORED ADR | 1.5% |
IBB Underweight Relative to XBI
|
EXACT SCIENCES CORP | -2.5% |
|
ABBVIE INC | -2.3% |
|
TG THERAPEUTICS INC | -1.8% |
|
MADRIGAL PHARMACEUTICALS, INC. | -1.6% |
|
BLUEPRINT MEDICINES CORP. | -1.5% |
|
NEUROCRINE BIOSCIENCES INC | -1.4% |
|
INSMED INC | -1.1% |
|
BRIDGEBIO PHARMA, INC. | -1.1% |
|
VIKING THERAPEUTICS, INC. | -1.1% |
|
SUMMIT THERAPEUTICS INC | -1.1% |