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
61%
OVERLAP
BY WEIGHT
20
# OF OVERLAPPING
HOLDINGS
IBB
258
HOLDINGS
10%
ALSO IN BBH
BBH
27
HOLDINGS
83%
ALSO IN IBB
SECTOR DRIFT (IBB minus BBH)
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 BBH |
Overlap | |
|---|---|---|---|---|
 |
GILEAD SCIENCES INC | 9.7% | 17.0% | 9.7% |
|
AMGEN INC | 8.9% | 16.8% | 8.9% |
|
VERTEX PHARMACEUTICALS INC | 8.8% | 9.1% | 8.8% |
|
REGENERON PHARMACEUTICALS | 6.8% | 7.5% | 6.8% |
|
ALNYLAM PHARMACEUTICALS INC | 3.6% | 3.5% | 3.5% |
IBB Overweight Relative to BBH
|
REVOLUTION MEDICINES, INC. | 1.4% |
 |
GENMAB A/S SPONSORED ADR | 1.3% |
|
IONIS PHARMACEUTICALS, INC. | 1.2% |
|
MEDPACE HOLDINGS, INC. | 1.0% |
|
EXELIXIS INC | 1.0% |
|
BRIDGEBIO PHARMA, INC. | 1.0% |
 |
ROIVANT SCIENCES LTD. | 1.0% |
|
ASCENDIS PHARMA A/S | 0.9% |
|
AVIDITY BIOSCIENCES INC | 0.9% |
|
MADRIGAL PHARMACEUTICALS, INC. | 0.8% |
IBB Underweight Relative to BBH
|
AMGEN INC | -7.9% |
|
GILEAD SCIENCES INC | -7.3% |
|
IQVIA HOLDINGS INC | -3.6% |
|
EXACT SCIENCES CORP | -2.1% |
 |
ICON PLC | -1.9% |
 |
ARGENX SE ADR | -1.5% |
|
NATERA INC | -1.3% |
|
BEIGENE LTD. SPONSORED ADR | -1.3% |
 |
BIONTECH SE SPONSORED ADR | -1.3% |
|
QIAGEN NV | -1.3% |