Data as of .
ARKK vs GRID: which is really different?
GRID holds 40.0% of its weight in S&P 500 companies and ARKK 38.1%.
ETFIQ Off-Index Score: GRID scores higher
How much of it is not the index it is sold as an alternative to?
A percentile among the 371 thematic ETFs with a holdings filing. It is a position in a set, not a rating, and neither end of it is a recommendation. All thematic ETFs ranked by it · How it is computed
What they hold in common
By the books each fund has filed, ARKK and GRID hold 4% of their money in the same securities at the same weight.
| Holding | ARKK | GRID |
|---|---|---|
| NVIDIA CORP | 2.54% | 2.24% |
| TESLA INC | 9.75% | 1.81% |
| Only in ARKK | Only in GRID |
|---|---|
| SPACE EXPLORATION TECHN-CL A 6.52% | Schneider Electric SE 9.13% |
| CIRCLE INTERNET GROUP INC 5.56% | Eaton Corporation Plc 8.86% |
| TEMPUS AI INC-CL A 4.83% | Johnson Controls International Plc 8.45% |
| CRISPR THERAPEUTICS AG 4.52% | ABB Ltd 7.72% |
| COINBASE GLOBAL INC -CLASS A 4.47% | Quanta Services, Inc. 7.54% |
| ROBINHOOD MARKETS INC - A 4.18% | E.ON SE 4.16% |
| TWIST BIOSCIENCE CORP 3.29% | National Grid Plc 4.10% |
| 10X GENOMICS INC-CLASS A 3.21% | Prysmian SpA 3.57% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Sep 10, 2026 and Sep 11, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| ARKK | GRID | ARKK | GRID | ARKK | GRID | |
| 3 months | +10.5% | −4.0% | +7.2 pts | −7.3 pts | +11.3 pts | −3.2 pts |
| 6 months | +19.0% | +9.9% | +3.0 pts | −6.1 pts | −1.7 pts | −10.8 pts |
| 1 year | +6.7% | +22.9% | −10.8 pts | +5.4 pts | −16.2 pts | 0.0 pts |
| 3 years | +89.9% | +88.9% | +12.0 pts | +11.0 pts | −5.2 pts | −6.2 pts |
| Since launch | +353.4% | +560.9% | −8.3 pts | −243.5 pts | −318.1 pts | −1113.0 pts |
| ARKK ARK Innovation ETF Holds 47 stocks in broad innovation and megatrends, 38% of its weight in S&P 500 companies | GRID First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund Holds 122 stocks in electrification and the grid, 40% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | ARK | First Trust |
| Theme | Broad innovation and megatrends | Electrification and the grid |
| In the S&P 500 | 38.1% | 40.0% |
| Active share vs the S&P 500 | 85.0% | 92.0% |
| In the Nasdaq-100 | 28.6% | 8.5% |
| Holdings | 47 | 122 |
| Top ten, share of the fund | 49.4% | 58.8% |
| Expense ratio | 0.75% | 0.56% |
| Fee for the differing part | 0.88% | 0.61% |
| Total return, 1 year | +6.7% | +22.9% |
| vs the S&P 500 | −10.8 pts | +5.4 pts |
| vs the Nasdaq-100 | −16.2 pts | 0.0 pts |
| Below its high | −45.9% | −9.2% |
ARKK in plain words
By weight, 38% of ARKK's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 85%. The top ten holdings are 49% of the fund across 47 positions, as published by its issuer for Sep 11, 2026. Over the year to Sep 11, 2026 the fund returned +6.7% with distributions reinvested against +17.5% for the S&P 500, so a holder was behind by 10.8 pts. It sits 45.9% below its all-time high of Feb 12, 2021.
GRID in plain words
By weight, 40% of GRID's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 92%. The top ten holdings are 59% of the fund across 122 positions, as published by its issuer for Sep 10, 2026. Over the year to Sep 11, 2026 the fund returned +22.9% with distributions reinvested against +17.5% for the S&P 500, so a holder was ahead by 5.4 pts. It sits 9.2% below its all-time high of May 11, 2026.
Questions people ask
- Which is more different from the S&P 500, ARKK or GRID?
- ARKK has 38% of its weight in S&P 500 names and GRID has 40%, so GRID differs more from the index.
- Which is cheaper, ARKK or GRID?
- ARKK charges 0.75% a year and GRID charges 0.56%, so GRID is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, ARKK against GRID, data as of Sep 11, 2026. https://etfiq.com/compare/themes/arkk-vs-grid Free to use with attribution; the underlying files are at Open data.