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
OVERLAP
10%
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. | 2.5% | 1.0% | 1.0% |
|
KYMERA THERAPEUTICS, INC. | 0.6% | 1.1% | 0.6% |
|
VAXCYTE, INC. | 0.6% | 1.0% | 0.6% |
|
SPYRE THERAPEUTICS INC | 0.5% | 0.9% | 0.5% |
|
KODIAK SCIENCES, INC. | 0.4% | 2.3% | 0.4% |
IBB Overweight Relative to BBC
|
GILEAD SCIENCES INC | 8.9% |
|
AMGEN INC | 8.3% |
|
VERTEX PHARMACEUTICALS INC | 7.9% |
|
REGENERON PHARMACEUTICALS | 6.2% |
|
MODERNA, INC. | 5.5% |
|
NATERA INC | 3.8% |
 |
ARGENX SE ADR | 3.4% |
|
BIOGEN IDEC INC | 2.5% |
|
ILLUMINA INC | 2.4% |
 |
GENMAB A/S SPONSORED ADR | 2.1% |
IBB Underweight Relative to BBC
|
FIRST TRACKS BIOTHERAPEUTICS | -2.0% |
|
KODIAK SCIENCES, INC. | -1.9% |
|
XENCOR INC | -1.7% |
 |
ABCELLERA BIOLOGICS, INC. | -1.6% |
|
REPLIMUNE GROUP, INC. | -1.4% |
|
SPYGLASS PHARMA INC | -1.4% |
|
AMYLYX PHARMACEUTICALS, INC. | -1.3% |
|
PRIME MEDICINE, INC. | -1.3% |
|
VIRIDIAN THERAPEUTICS INC | -1.2% |
|
VERADERMICS INC | -1.1% |