Fund Overlap
See which holdings any two equity ETFs have in common, along with top differences in exposure.
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OVERLAP
41%
OVERLAP
BY WEIGHT
117
# OF OVERLAPPING
HOLDINGS
IBB
251
HOLDINGS
54%
ALSO IN XBI
XBI
136
HOLDINGS
87%
ALSO IN IBB
SECTOR DRIFT (IBB minus XBI)
OVERLAPPING HOLDINGS
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| Company | Weight in IBB |
Weight in XBI |
Overlap | |
|---|---|---|---|---|
 |
REVOLUTION MEDICINES, INC. | 2.5% | 1.8% | 1.8% |
|
NEUROCRINE BIOSCIENCES INC | 1.4% | 1.4% | 1.4% |
|
NATERA INC | 2.7% | 1.3% | 1.3% |
|
EXELIXIS INC | 1.2% | 1.4% | 1.2% |
|
BIOGEN IDEC INC | 2.6% | 1.2% | 1.2% |
IBB Overweight Relative to XBI
|
GILEAD SCIENCES INC | 6.4% |
|
VERTEX PHARMACEUTICALS INC | 6.4% |
|
AMGEN INC | 6.2% |
|
REGENERON PHARMACEUTICALS | 4.8% |
 |
ARGENX SE ADR | 3.5% |
|
ALNYLAM PHARMACEUTICALS INC | 2.6% |
|
ILLUMINA INC | 2.2% |
|
BEIGENE LTD. SPONSORED ADR | 1.9% |
|
BIOGEN IDEC INC | 1.5% |
|
NATERA INC | 1.4% |
IBB Underweight Relative to XBI
|
TG THERAPEUTICS INC | -1.5% |
|
TRAVERE THERAPEUTICS, INC. | -1.4% |
|
CELCUITY INC. | -1.3% |
|
TWIST BIOSCIENCE CORP. | -1.2% |
|
BEAM THERAPEUTICS, INC. | -1.1% |
 |
ALKERMES PLC | -1.1% |
|
ABBVIE INC | -1.1% |
|
VIKING THERAPEUTICS, INC. | -1.0% |
|
SUMMIT THERAPEUTICS INC | -1.0% |
|
CATALYST PHARMACEUTICAL PART | -0.9% |