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
11%

OVERLAP
BY WEIGHT
75

# OF OVERLAPPING
HOLDINGS
IBB
260
HOLDINGS
36%
ALSO IN BBC
BBC
128
HOLDINGS
81%
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. 1.7% 0.8% 0.8%
CYTOKINETICS INC 0.6% 0.8% 0.6%
VAXCYTE, INC. 0.5% 0.9% 0.5%
NUVALENT, INC. CLASS A 0.4% 0.8% 0.4%
PROTAGONIST THERAPEUTICS, INC. 0.4% 0.7% 0.4%
IBB Overweight Relative to BBC
VERTEX PHARMACEUTICALS INC 8.7%
GILEAD SCIENCES INC 7.8%
AMGEN INC 7.6%
REGENERON PHARMACEUTICALS 7.0%
ALNYLAM PHARMACEUTICALS INC 4.5%
INSMED INC 3.2%
ARGENX SE ADR 2.8%
NATERA INC 2.7%
BIOGEN IDEC INC 2.4%
BEIGENE LTD. SPONSORED ADR 2.1%
IBB Underweight Relative to BBC
OMEROS CORP -1.4%
EYEPOINT PHARMACEUTICALS INC -0.9%
CAPRICOR THERAPEUTICS, INC. -0.9%
IMMUNOME, INC. -0.9%
XERIS PHARMACEUTICALS INC -0.9%
UNIQURE N.V. -0.9%
INTREXON CORP -0.9%
PALVELLA THERAPEUTICS INC -0.9%
TYRA BIOSCIENCE, INC -0.9%
COMPASS THERAPEUTICS, INC. -0.9%
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