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
60%
OVERLAP
BY WEIGHT
20
# OF OVERLAPPING
HOLDINGS
BBH
27
HOLDINGS
83%
ALSO IN IBB
IBB
257
HOLDINGS
10%
ALSO IN BBH
SECTOR DRIFT (BBH minus IBB)
OVERLAPPING HOLDINGS
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| Company | Weight in BBH |
Weight in IBB |
Overlap | |
|---|---|---|---|---|
 |
GILEAD SCIENCES INC | 16.7% | 9.4% | 9.4% |
|
VERTEX PHARMACEUTICALS INC | 9.6% | 8.8% | 8.8% |
|
AMGEN INC | 17.1% | 8.7% | 8.7% |
|
REGENERON PHARMACEUTICALS | 7.5% | 6.8% | 6.8% |
|
ALNYLAM PHARMACEUTICALS INC | 3.5% | 3.6% | 3.5% |
BBH Overweight Relative to IBB
|
AMGEN INC | 8.4% |
|
GILEAD SCIENCES INC | 7.3% |
|
IQVIA HOLDINGS INC | 3.5% |
|
EXACT SCIENCES CORP | 2.1% |
 |
ARGENX SE ADR | 1.5% |
|
NATERA INC | 1.5% |
 |
BIONTECH SE SPONSORED ADR | 1.4% |
 |
ICON PLC | 1.4% |
|
BEIGENE LTD. SPONSORED ADR | 1.3% |
|
QIAGEN NV | 1.3% |
BBH Underweight Relative to IBB
|
REVOLUTION MEDICINES, INC. | -1.4% |
 |
GENMAB A/S SPONSORED ADR | -1.2% |
 |
ROIVANT SCIENCES LTD. | -1.1% |
|
IONIS PHARMACEUTICALS, INC. | -1.1% |
|
ASCENDIS PHARMA A/S | -0.9% |
|
BRIDGEBIO PHARMA, INC. | -0.9% |
|
EXELIXIS INC | -0.9% |
|
MEDPACE HOLDINGS, INC. | -0.9% |
|
MADRIGAL PHARMACEUTICALS, INC. | -0.8% |
|
ARROWHEAD PHARMACEUTICALS, INC. | -0.7% |