Fund Overlap
See which holdings any two equity ETFs have in common, along with top differences in exposure.
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OVERLAP
11%
OVERLAP
BY WEIGHT
78
# OF OVERLAPPING
HOLDINGS
IBB
251
HOLDINGS
37%
ALSO IN BBC
BBC
130
HOLDINGS
74%
ALSO IN IBB
SECTOR DRIFT (IBB minus BBC)
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 BBC |
Overlap | |
|---|---|---|---|---|
 |
REVOLUTION MEDICINES, INC. | 2.7% | 1.0% | 1.0% |
|
VAXCYTE, INC. | 0.8% | 0.9% | 0.8% |
|
KYMERA THERAPEUTICS, INC. | 0.6% | 0.9% | 0.6% |
|
SPYRE THERAPEUTICS INC | 0.5% | 0.8% | 0.5% |
|
KODIAK SCIENCES, INC. | 0.4% | 2.0% | 0.4% |
IBB Overweight Relative to BBC
|
GILEAD SCIENCES INC | 8.6% |
|
AMGEN INC | 8.0% |
|
VERTEX PHARMACEUTICALS INC | 7.8% |
|
MODERNA, INC. | 6.1% |
|
REGENERON PHARMACEUTICALS | 5.5% |
|
NATERA INC | 4.0% |
 |
ARGENX SE ADR | 3.4% |
|
ILLUMINA INC | 3.1% |
|
BIOGEN IDEC INC | 2.4% |
|
ALNYLAM PHARMACEUTICALS INC | 2.3% |
IBB Underweight Relative to BBC
 |
ABCELLERA BIOLOGICS, INC. | -1.8% |
|
KODIAK SCIENCES, INC. | -1.5% |
|
FIRST TRACKS BIOTHERAPEUTICS | -1.5% |
|
XENCOR INC | -1.4% |
|
AMYLYX PHARMACEUTICALS, INC. | -1.2% |
|
4D MOLECULAR THERAPEUTICS, INC. | -1.1% |
|
ORIC PHARMACEUTICALS INC | -1.1% |
|
MBX BIOSCIENCES INC | -1.1% |
|
SPYGLASS PHARMA INC | -1.0% |
|
REPLIMUNE GROUP, INC. | -1.0% |