Data as of .
TCAI vs XAIX: which is really different?
TCAI and XAIX hold 14% of their weight in the same names, and TCAI returned more over the year.
ETFIQ Off-Index Score: TCAI 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
14% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, TCAI and XAIX hold 14% of their money in the same securities at the same weight.
| Holding | TCAI | XAIX |
|---|---|---|
| Micron Technology Inc | 7.64% | 9.03% |
| Dell Technologies Inc | 8.94% | 2.62% |
| Arista Networks Inc | 1.71% | 1.62% |
| Western Digital Corp | 5.14% | 1.31% |
| NVIDIA Corp | 0.59% | 3.73% |
| Ciena Corp | 5.10% | 0.56% |
| Only in TCAI | Only in XAIX |
|---|---|
| Seagate Technology Holdings PL 5.77% | SAMSUNG ELECTRONICS CO LTD 8.32% |
| Vertiv Holdings Co 4.48% | SK HYNIX INC 7.69% |
| Quanta Services Inc 3.58% | INTEL CORP 4.92% |
| Sandisk Corp/DE 3.47% | CISCO SYSTEMS INC 4.13% |
| MYR Group Inc 3.29% | ALPHABET INC 4.00% |
| nVent Electric PLC 3.18% | AMAZON.COM INC 3.86% |
| Credo Technology Group Holding 3.03% | APPLE INC 3.78% |
| IREN Ltd 2.78% | ORACLE CORP 3.55% |
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 May 31, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| TCAI | XAIX | TCAI | XAIX | TCAI | XAIX | |
| 3 months | −16.4% | −1.3% | −18.6 pts | −3.6 pts | −13.9 pts | +1.1 pts |
| 6 months | +34.7% | +41.6% | +16.7 pts | +23.6 pts | +10.5 pts | +17.3 pts |
| 1 year | +67.6% | +39.6% | +51.0 pts | +23.0 pts | +45.8 pts | +17.8 pts |
| Since launch | +88.8% | +101.2% | +65.8 pts | +54.6 pts | +59.4 pts | +38.8 pts |
| TCAI Tortoise AI Infrastructure ETF Holds 43 stocks in aI infrastructure and chips, 63% of its weight in S&P 500 companies | XAIX Xtrackers Artificial Intelligence and Big Data ETF Holds 91 stocks in artificial intelligence, 71% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | Tortoise | Xtrackers |
| Theme | AI infrastructure and chips | Artificial intelligence |
| In the S&P 500 | 63.2% | 70.6% |
| Active share vs the S&P 500 | 92.7% | 72.0% |
| In the Nasdaq-100 | 26.2% | 50.2% |
| Holdings | 43 | 91 |
| Top ten, share of the fund | 50.6% | 53.0% |
| Expense ratio | 0.65% | 0.35% |
| Fee for the differing part | 0.70% | 0.49% |
| Total return, 1 year | +67.6% | +39.6% |
| vs the S&P 500 | +51.0 pts | +23.0 pts |
| vs the Nasdaq-100 | +45.8 pts | +17.8 pts |
| Below its high | −18.4% | −4.9% |
| Net assets | $217m | $174m |
TCAI in plain words
By weight, 63% of TCAI's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 93%. The top ten holdings are 51% of the fund across 43 positions, as filed for May 31, 2026. Over the year to Sep 18, 2026 the fund returned +67.6% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 51.0 pts. It sits 18.4% below its all-time high of Jun 22, 2026.
XAIX in plain words
By weight, 71% of XAIX's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 72%. The top ten holdings are 53% of the fund across 91 positions, as filed for May 31, 2026. Over the year to Sep 18, 2026 the fund returned +39.6% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 23.0 pts.
Questions people ask
- Do TCAI and XAIX hold the same stocks?
- By their latest filings, 14% 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, TCAI or XAIX?
- TCAI has 63% of its weight in S&P 500 names and XAIX has 71%, so TCAI differs more from the index.
- Which is cheaper, TCAI or XAIX?
- TCAI charges 0.65% a year and XAIX charges 0.35%, so XAIX 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, TCAI against XAIX, data as of Sep 18, 2026. https://etfiq.com/compare/themes/tcai-vs-xaix Free to use with attribution; the underlying files are at Open data.