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

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
Top 5 only shown here. Please log-in or sign up for a Basic (Free) membership to view the complete list.
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% |