ETF comparison
ARKW vs ROBO
Both Thematic.
ARK Next Generation Technology ETF · Robo Global Robotics and Automation Index ETF
Holdings overlap
2 positions appear in both funds. Buying equal dollars of ARKW and ROBO would leave roughly 2.2% of each dollar exposed to the same underlying securities.
Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
ARKW is 19 bps cheaper than ROBO. On a $100,000 position that's about $190/yr more in fees for ROBO.
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with ARKW vs ROBO.
Top shared holdings
2 shared in total| # | Holding | In ARKW | In ROBO | Overlap |
|---|---|---|---|---|
| 1 | NVIDIA CORP | 1.75% | 1.31% | 1.31% |
| 2 | TESLA INC | 7.48% | 0.91% | 0.91% |
Only in ARKW
39 total- ADVANCED MICRO DEVICES INC 7.44%
- ARK 21SHARES BITCOIN ETF 4.90%
- ROBINHOOD MARKETS INC 4.56%
- SHOPIFY INC 4.47%
- AMAZON.COM INC 4.44%
- ALPHABET INC 4.07%
- BLOCK INC 3.61%
- CIRCLE INTERNET GROUP INC 3.60%
- COINBASE GLOBAL INC 3.43%
- SPACE EXPLORATION TECHNOLOGIES CORP 3.35%
Only in ROBO
78 total- AMBARELLA, INC. 2.09%
- ILLUMINA, INC. 1.92%
- ROCKWELL AUTOMATION, INC. 1.90%
- FANUC CORPORATION 1.74%
- GEA Group Aktiengesellschaft 1.72%
- Yokogawa Electric Corporation 1.71%
- TERADYNE, INC. 1.67%
- EMERSON ELECTRIC CO. 1.67%
- JBT MAREL CORPORATION 1.63%
- NOVANTA INC. 1.62%
Related comparisons
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More comparisons with ROBO
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- ROBO vs PHO · Invesco Water Resources ETF 1.5%
- ROBO vs MOO · VanEck Agribusiness ETF 1.4%
- ROBO vs ARKF · ARK Blockchain & Fintech Innovation ETF 1.3%
- ROBO vs LIT · Global X Lithium & Battery Tech ETF 0.9%
- ROBO vs FDN · First Trust Dow Jones Internet Index Fund 0.5%
Percentages are holdings overlap with the named fund.
Open ARKW or ROBO at a brokerage
Both funds trade commission-free at major US brokerages.
Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.
Holdings overlap is the sum of min(weight_a, weight_b) over positions
matched on ISIN (CUSIP fallback). Methodology: see
/methodology/.
Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.