ETF Copilot

GNOM vs IWV: holdings overlap, shared companies and scores

As of October 9, 2026, GNOM and IWV overlap 2.5% by weight. Global X Genomics & Biotechnology ETF (GNOM): Global genomics and biotech firms. iShares Russell 3000 ETF (IWV): U.S. total market index.

Updated October 9, 2026

Where IWV trades against its own history

IWV trades at 24.1 times earnings, against its own median of 22.2, and is more expensive than 63% of its own last 9 years.

What moved GNOM and IWV this week

GNOM fell 1.2% in the week to October 9, 2026. The holdings that moved it most were Twist Bioscience (−15.3%), 10X Genomics (−13.7%) and Guardant Health (−5.8%); Moderna (+18.4%) pushed the other way.

IWV rose 1.1% in the week to October 9, 2026. The holdings that moved it most were Microsoft (+3.4%), Amazon.com (+4.3%) and Alphabet (+2.4%); Nvidia (−2.0%) pushed the other way.

What do GNOM and IWV each hold?

What's inside GNOM: AI 3%, Tech 0%.

55% of GNOM is its ten largest holdings.

What's inside IWV: Tech 43%, Magnificent 7 31%.

35% of IWV is its ten largest holdings.

How much do GNOM and IWV overlap? 2.5% by weight

As of October 9, 2026, GNOM and IWV overlap 2.5% by weight.

87% of GNOM is already inside IWV.

3% of IWV is already inside GNOM.

GNOM holds 50 companies and IWV holds 2,587; 41 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 GNOM and IWV? 3.6 and 6.5 out of 10

As of October 9, 2026, ETF Copilot scores GNOM 3.6 out of 10 and IWV 6.5 out of 10.

They differ most on Quality: GNOM 0.1 and IWV 7.8.

The five factor scores behind them are set out below, 0–10 and higher is better, ranked against every US equity ETF we track.

GNOM vs IWV — ETF Copilot factor scores, 0–10
FactorGNOMIWV
Growth7.87.1
Risk0.56.5
Quality0.17.8
Return3.97.6

IWV is the cheaper of the two at 0.20% a year

As of October 9, 2026, GNOM charges 0.50% a year, yields 0.94% and holds $98M in assets across 50 positions.

As of October 9, 2026, IWV charges 0.20% a year, yields 0.86% and holds $20.5B in assets across 2587 positions.

GNOM vs IWV — cost, income and size
MeasureGNOMIWV
Expense ratio0.50%0.20%
Dividend yield0.94%0.86%
Assets under management$98M$20.5B
Holdings502587

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.

Compare with similar funds

Cite this

ETF Copilot, “GNOM vs IWV holdings overlap and scores”, as of October 9, 2026.
https://etf-copilot.com/compare/gnom-vs-iwv

  1. Global X Genomics & Biotechnology ETF (GNOM)
  2. iShares Russell 3000 ETF (IWV)

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