ARKK vs ROBO: holdings overlap, shared companies and scores
As of October 28, 2026, ARKK and ROBO overlap 4.2% by weight. ARK Innovation ETF (ARKK): Global disruptive tech stocks. ROBO Global Robotics and Automation Index ETF (ROBO): Global robotics and automation firms.
Updated October 28, 2026
Where ROBO trades against its own history
ROBO trades at 28.9 times earnings, against its own median of 26.6, and is more expensive than 67% of its own last 9 years.
What moved ARKK and ROBO this week
ARKK rose 0.8% in the week to October 28, 2026. The holdings that moved it most were Tempus AI (+13.1%), Twist Bioscience (+16.3%) and Tesla (+4.6%); Bitmine Immersion Technologi (−8.0%) pushed the other way.
ROBO rose 0.7% in the week to October 28, 2026. The holdings that moved it most were Hiwin Tech (+11.6%), Novanta (+7.7%) and Ondas (+9.4%); Teradyne (−9.3%) pushed the other way.
What do ARKK and ROBO each hold?
What's inside ARKK: Tech 26%, AI 26%.
52% of ARKK is its ten largest holdings.
What's inside ROBO: Tech 46%, Semiconductors 13%.
18% of ROBO is its ten largest holdings.
How much do ARKK and ROBO overlap? 4.2% by weight
As of October 28, 2026, ARKK and ROBO overlap 4.2% by weight.
17% of ARKK is already inside ROBO.
6% of ROBO is already inside ARKK.
ARKK holds 41 companies and ROBO holds 80; 4 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 ARKK and ROBO? 5.3 and 4.1 out of 10
As of October 28, 2026, ETF Copilot scores ARKK 5.3 out of 10 and ROBO 4.1 out of 10.
They differ most on Value: ARKK 8.6 and ROBO 4.5.
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 | ARKK | ROBO |
|---|---|---|
| Growth | 9.6 | 7.2 |
| Value | 8.6 | 4.5 |
| Risk | 0.2 | 1.5 |
| Quality | 0.2 | 1.9 |
| Return | 5.8 | 4.1 |
ARKK is the cheaper of the two at 0.75% a year
As of October 28, 2026, ARKK charges 0.75% a year and holds $6.4B in assets across 41 positions.
As of October 28, 2026, ROBO charges 0.95% a year, yields 0.37% and holds $1.9B in assets across 80 positions.
| Measure | ARKK | ROBO |
|---|---|---|
| Expense ratio | 0.75% | 0.95% |
| Dividend yield | — | 0.37% |
| Assets under management | $6.4B | $1.9B |
| Holdings | 41 | 80 |
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, “ARKK vs ROBO holdings overlap and scores”, as of October 28, 2026.
https://etf-copilot.com/compare/arkk-vs-robo
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