Data as of .
ALAI vs TCAI: which is really different?
ALAI and TCAI hold 15% 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
15% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, ALAI and TCAI hold 15% of their money in the same securities at the same weight.
| Holding | ALAI | TCAI |
|---|---|---|
| WESTERN DIGITAL CORP | 4.26% | 5.14% |
| SEAGATE TECHNOLOGY HOLDINGS PLC | 1.95% | 5.77% |
| NEBIUS GROUP NV | 4.04% | 1.55% |
| MICRON TECHNOLOGY INC | 1.46% | 7.64% |
| GE VERNOVA INC | 1.29% | 1.12% |
| IREN LTD | 0.96% | 2.78% |
| LUMENTUM HOLDINGS INC | 0.74% | 0.86% |
| SANDISK CORP | 0.62% | 3.47% |
| NVIDIA CORP | 12.01% | 0.59% |
| TALEN ENERGY CORP | 1.95% | 0.58% |
| NRG ENERGY INC | 0.48% | 1.90% |
| ARISTA NETWORKS INC | 0.40% | 1.71% |
| Only in ALAI | Only in TCAI |
|---|---|
| TAIWAN SEMICONDUCTOR MANUFACTURING COMPA 5.85% | Ciena Corp 5.10% |
| AMAZON.COM INC 5.27% | Vertiv Holdings Co 4.48% |
| MICROSOFT CORP 4.69% | Quanta Services Inc 3.58% |
| ALPHABET INC 4.64% | MYR Group Inc 3.29% |
| META PLATFORMS INC 3.78% | nVent Electric PLC 3.18% |
| BROADCOM INC 3.70% | Credo Technology Group Holding 3.03% |
| SPACE EXPLORATION TECHNOLOGIES CORP 3.03% | Constellation Energy Corp 2.70% |
| Anthropic PBC 2.87% | Terawulf Inc 2.66% |
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 Jun 30, 2026 and May 31, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| ALAI | TCAI | ALAI | TCAI | ALAI | TCAI | |
| 3 months | −2.2% | −16.4% | −4.4 pts | −18.6 pts | +0.3 pts | −13.9 pts |
| 6 months | +38.0% | +34.7% | +19.9 pts | +16.7 pts | +13.7 pts | +10.5 pts |
| 1 year | +25.6% | +67.6% | +9.1 pts | +51.0 pts | +3.9 pts | +45.8 pts |
| Since launch | +132.7% | +88.8% | +81.4 pts | +65.8 pts | +66.9 pts | +59.4 pts |
| ALAI Alger AI Enablers & Adopters ETF Holds 79 stocks in artificial intelligence, 60% of its weight in S&P 500 companies | TCAI Tortoise AI Infrastructure ETF Holds 43 stocks in aI infrastructure and chips, 63% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | Alger | Tortoise |
| Theme | Artificial intelligence | AI infrastructure and chips |
| In the S&P 500 | 60.0% | 63.2% |
| Active share vs the S&P 500 | 65.2% | 92.7% |
| In the Nasdaq-100 | 54.4% | 26.2% |
| Holdings | 79 | 43 |
| Top ten, share of the fund | 51.3% | 50.6% |
| Expense ratio | 0.58% | 0.65% |
| Fee for the differing part | 0.89% | 0.70% |
| Total return, 1 year | +25.6% | +67.6% |
| vs the S&P 500 | +9.1 pts | +51.0 pts |
| vs the Nasdaq-100 | +3.9 pts | +45.8 pts |
| Below its high | −2.2% | −18.4% |
| Net assets | $451m | $217m |
ALAI in plain words
By weight, 60% of ALAI's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 65%. The top ten holdings are 51% of the fund across 79 positions, as filed for Jun 30, 2026. Over the year to Sep 18, 2026 the fund returned +25.6% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 9.1 pts.
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.
Questions people ask
- Do ALAI and TCAI hold the same stocks?
- By their latest filings, 15% 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, ALAI or TCAI?
- ALAI has 60% of its weight in S&P 500 names and TCAI has 63%, so TCAI differs more from the index.
- Which is cheaper, ALAI or TCAI?
- ALAI charges 0.58% a year and TCAI charges 0.65%, so ALAI 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, ALAI against TCAI, data as of Sep 18, 2026. https://etfiq.com/compare/themes/alai-vs-tcai Free to use with attribution; the underlying files are at Open data.