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
14%
OVERLAP
BY WEIGHT
16
# OF OVERLAPPING
HOLDINGS
IBB
251
HOLDINGS
7%
ALSO IN QQQJ
QQQJ
105
HOLDINGS
17%
ALSO IN IBB
SECTOR DRIFT (IBB minus QQQJ)
OVERLAPPING HOLDINGS
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| Company | Weight in IBB |
Weight in QQQJ |
Overlap | |
|---|---|---|---|---|
 |
NATERA INC | 2.9% | 1.5% | 1.5% |
|
REVOLUTION MEDICINES, INC. | 2.8% | 1.5% | 1.5% |
|
BIOGEN IDEC INC | 2.4% | 1.4% | 1.4% |
 |
ARGENX SE ADR | 3.5% | 1.2% | 1.2% |
|
ILLUMINA INC | 2.2% | 1.2% | 1.2% |
IBB Overweight Relative to QQQJ
|
AMGEN INC | 7.9% |
|
VERTEX PHARMACEUTICALS INC | 7.9% |
|
GILEAD SCIENCES INC | 7.3% |
|
REGENERON PHARMACEUTICALS | 5.3% |
|
ALNYLAM PHARMACEUTICALS INC | 2.8% |
|
ARGENX SE ADR | 2.3% |
|
BEIGENE LTD. SPONSORED ADR | 1.9% |
|
INSMED INC | 1.8% |
|
MODERNA, INC. | 1.8% |
|
NATERA INC | 1.4% |
IBB Underweight Relative to QQQJ
|
ASTERA LABS INC | -3.3% |
|
TERADYNE INC | -3.2% |
 |
NEBIUS GROUP NV | -3.0% |
 |
FLEXTRONICS INTL LTD | -2.5% |
|
COREWEAVE INC-CL A | -2.4% |
|
EBAY INC | -2.3% |
|
ON SEMICONDUCTOR CORPORATION | -2.2% |
|
GLOBALFOUNDRIES INC. | -2.2% |
|
CREDO TECHNOLOGY GROUP HOLDING LTD. | -2.2% |
|
UNITED CONTINENTAL HOLDINGS | -1.8% |