Data as of .
AIX vs ROBT: which is really different?
AIX and ROBT hold 16% of their weight in the same names.
ETFIQ Off-Index Score: ROBT scores higher
How much of it is not the index it is sold as an alternative to?
A percentile among the 379 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
16% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, AIX and ROBT hold 16% of their money in the same securities at the same weight.
| Holding | AIX | ROBT |
|---|---|---|
| Meta Platforms Inc | 5.38% | 1.84% |
| Palantir Technologies Inc | 6.26% | 1.51% |
| Cadence Design Systems Inc | 1.17% | 1.32% |
| Synopsys Inc | 1.12% | 1.38% |
| Advanced Micro Devices Inc | 5.69% | 0.87% |
| Marvell Technology Inc | 3.34% | 0.85% |
| Micron Technology Inc | 5.27% | 0.78% |
| Qualcomm Inc | 2.87% | 0.77% |
| Alphabet Inc | 4.49% | 0.76% |
| NXP Semiconductors N V | 0.85% | 0.75% |
| Kla Corp | 3.60% | 0.74% |
| Nvidia Corp | 5.07% | 0.74% |
| Only in AIX | Only in ROBT |
|---|---|
| Arm Holdings Plc 4.11% | US Dollar 2.00% |
| Texas Instruments Inc 3.76% | Tempus AI, Inc. (Class A) 1.95% |
| Analog Devices Inc 2.80% | Recursion Pharmaceuticals, Inc. (Class A) 1.78% |
| T-mobile Us Inc 2.79% | Illumina, Inc. 1.77% |
| Automatic Data Processing Inc 1.69% | AeroVironment, Inc. 1.70% |
| Applovin Corp 1.60% | Cloudflare, Inc. (Class A) 1.68% |
| Mercadolibre Inc 1.48% | Symbiotic Inc. (Class A) 1.67% |
| Monolithic Power Systems Inc 1.01% | Intuitive Surgical, Inc. 1.65% |
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 18, 2026 and Sep 21, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| AIX | ROBT | AIX | ROBT | AIX | ROBT | |
| 3 months | not published | +5.1% | not published | +2.8 pts | not published | +7.5 pts |
| 6 months | not published | +24.1% | not published | +6.0 pts | not published | −0.2 pts |
| 1 year | not published | +9.9% | not published | −6.7 pts | not published | −11.8 pts |
| 3 years | not published | +42.1% | not published | −36.3 pts | not published | −56.0 pts |
| Since launch | −4.6% | +99.4% | −6.9 pts | −122.5 pts | −2.6 pts | −263.7 pts |
| AIX Defiance US 100 Tech AI Moat ETF Holds 32 stocks in artificial intelligence, 88% of its weight in S&P 500 companies | ROBT First Trust Nasdaq Artificial Intelligence and Robotics ETF Holds 120 stocks in artificial intelligence, 32% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | Defiance | First Trust |
| Theme | Artificial intelligence | Artificial intelligence |
| In the S&P 500 | 88.0% | 32.0% |
| Active share vs the S&P 500 | 64.0% | 84.5% |
| In the Nasdaq-100 | 94.3% | 22.7% |
| Holdings | 32 | 120 |
| Top ten, share of the fund | 52.9% | 17.7% |
| Expense ratio | 0.65% | 0.65% |
| Fee for the differing part | 1.02% | 0.77% |
| Total return, 1 year | −4.6% (since launch on Jun 30, 2026) | +9.9% |
| vs the S&P 500 | −6.9 pts | −6.7 pts |
| vs the Nasdaq-100 | −2.6 pts | −11.8 pts |
| Below its high | −4.6% | −3.9% |
| Net assets | $482,327 | $766m |
AIX in plain words
By weight, 88% of AIX's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 64%. The top ten holdings are 53% of the fund across 32 positions, as published by its issuer for Sep 21, 2026. Since it launched on Jun 30, 2026 the fund returned −4.6% with distributions reinvested against +2.3% for the S&P 500, so a holder was behind by 6.9 pts.
ROBT in plain words
By weight, 32% of ROBT's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 84%. The top ten holdings are 18% of the fund across 120 positions, as published by its issuer for Sep 18, 2026. Over the year to Sep 18, 2026 the fund returned +9.9% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 6.7 pts.
Questions people ask
- Do AIX and ROBT hold the same stocks?
- By their latest filings, 16% of their books are the same securities at the same weight, which is mostly different names. Overlap is the sum of the smaller weight of every security they share.
- Which is more different from the S&P 500, AIX or ROBT?
- AIX has 88% of its weight in S&P 500 names and ROBT has 32%, so ROBT differs more from the index.
- Which is cheaper, AIX or ROBT?
- AIX charges 0.65% a year and ROBT charges 0.65%, so AIX 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, AIX against ROBT, data as of Sep 18, 2026. https://etfiq.com/compare/themes/aix-vs-robt Free to use with attribution; the underlying files are at Open data.