IBB vs IYH: holdings overlap, shared companies and scores
As of September 11, 2026, IBB and IYH overlap 17.8% by weight. iShares Biotechnology ETF (IBB): U.S. biotechnology stocks. iShares U.S. Healthcare ETF (IYH): U.S. healthcare sector stocks.
Updated September 11, 2026
How much do IBB and IYH overlap?
As of September 11, 2026, IBB and IYH overlap 17.8% by weight.
67% of IBB is already inside IYH.
18% of IYH is already inside IBB.
IBB holds 239 companies and IYH holds 102; 33 are in both.
Computed by ETF Copilot from both funds' holdings rather than quoted from a data provider, and rebuilt nightly.
How does ETF Copilot score IBB and IYH?
As of September 11, 2026, ETF Copilot scores IBB 3.1 out of 10 and IYH 5.3 out of 10.
They differ most on Growth: IBB 1.9 and IYH 7.9.
The five factor scores behind them are set out below, 0–10 and higher is better, ranked against every US equity ETF we track.
| Factor | IBB | IYH |
|---|---|---|
| Growth | 1.9 | 7.9 |
| Valuation | 3.5 | 3.7 |
| Risk | 4.2 | 7.2 |
| Quality | 3.4 | 4.4 |
| Return | 3.1 | 3.2 |
IYH is the cheaper of the two at 0.37% a year
As of September 11, 2026, IBB charges 0.44% a year, yields 0.46% and holds $10.7B in assets across 239 positions.
As of September 11, 2026, IYH charges 0.37% a year, yields 1.66% and holds $3.7B in assets across 102 positions.
| Measure | IBB | IYH |
|---|---|---|
| Expense ratio | 0.44% | 0.37% |
| Dividend yield | 0.46% | 1.66% |
| Assets under management | $10.7B | $3.7B |
| Holdings | 239 | 102 |
Expense ratio, dividend yield and assets under management are reported by the fund and refreshed daily. Every other figure on this page is computed by ETF Copilot.
Where IBB and IYH trade against their own history
IBB trades at 22.7 times earnings, against its own median of 21.5, and is more expensive than 60% of its own 114 monthly readings since 2017.
IYH trades at 30.5 times earnings, against its own median of 25.1, and is more expensive than 88% of its own 114 monthly readings since 2017.
What moved IBB and IYH this week
IBB fell 5.1% in the week to September 11, 2026. The holdings that moved it most were Amgen (−15.0%), Vertex Pharmaceuticals (−7.6%) and Regeneron Pharmaceuticals (−7.3%); Roivant Sciences (+18.6%) pushed the other way.
IYH fell 4.4% in the week to September 11, 2026. The holdings that moved it most were Eli Lilly (−3.8%), Amgen (−15.0%) and Johnson & Johnson (−4.6%); Roivant Sciences (+18.6%) pushed the other way.
What do IBB and IYH each hold?
What's inside IBB: AI 1%.
48% of IBB is its ten largest holdings.
What's inside IYH: AI 0%.
59% of IYH is its ten largest holdings.
Compare with similar funds
Cite this
ETF Copilot, “IBB vs IYH holdings overlap and scores”, as of September 11, 2026.
https://etf-copilot.com/compare/ibb-vs-iyh
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