Data as of .
AIS vs EPAI: which is really different?
AIS and EPAI hold 13% of their weight in the same names.
ETFIQ Off-Index Score: EPAI 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
13% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, AIS and EPAI hold 13% of their money in the same securities at the same weight.
| Holding | AIS | EPAI |
|---|---|---|
| Vertiv Holdings Co | 3.22% | 4.76% |
| GE Vernova Inc | 2.60% | 2.59% |
| Corning Inc | 1.99% | 3.21% |
| ASML Holding NV | 1.88% | 3.22% |
| Only in AIS | Only in EPAI |
|---|---|
| SK hynix Inc 8.24% | Teradyne Inc 4.25% |
| Micron Technology Inc 7.19% | FormFactor Inc 3.98% |
| Advanced Micro Devices Inc 5.52% | MasTec Inc 3.82% |
| Semtech Corp 4.68% | Applied Materials Inc 3.65% |
| MARVELL TECHNOLOGY INC 4.01% | Monolithic Power Systems Inc 3.61% |
| Taiwan Semiconductor Manufacturing Co Ltd 3.62% | Taiwan Semiconductor Manufacturing Co Lt 3.61% |
| Intel Corp 3.35% | Everus Construction Group Inc 3.48% |
| Silicon Motion Technology Corp 3.15% | Entegris Inc 3.46% |
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 Apr 30, 2026 and Sep 21, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| AIS | EPAI | AIS | EPAI | AIS | EPAI | |
| 3 months | −15.6% | −13.1% | −17.8 pts | −15.3 pts | −13.1 pts | −10.6 pts |
| 6 months | +67.5% | +19.2% | +49.5 pts | +1.2 pts | +43.3 pts | −5.0 pts |
| 1 year | +107.6% | not published | +91.1 pts | not published | +85.9 pts | not published |
| Since launch | +188.0% | +33.6% | +159.0 pts | +19.8 pts | +147.2 pts | +14.8 pts |
| AIS VistaShares Artificial Intelligence Supercycle ETF Holds 60 stocks in artificial intelligence, 41% of its weight in S&P 500 companies | EPAI Harbor AI Inflection Strategy ETF Holds 37 stocks in artificial intelligence, 58% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | VistaShares | Harbor |
| Theme | Artificial intelligence | Artificial intelligence |
| In the S&P 500 | 41.2% | 58.0% |
| Active share vs the S&P 500 | 88.9% | 95.5% |
| In the Nasdaq-100 | 32.8% | 19.0% |
| Holdings | 60 | 37 |
| Top ten, share of the fund | 45.6% | 37.9% |
| Expense ratio | 0.75% | 0.88% |
| Fee for the differing part | 0.84% | 0.92% |
| Total return, 1 year | +107.6% | +33.6% (since launch on Dec 18, 2025) |
| vs the S&P 500 | +91.1 pts | +19.8 pts |
| vs the Nasdaq-100 | +85.9 pts | +14.8 pts |
| Below its high | −18.3% | −16.8% |
| Net assets | $1.0bn | $5m |
AIS in plain words
By weight, 41% of AIS's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 89%. The top ten holdings are 46% of the fund across 60 positions, as published by its issuer for Sep 21, 2026. Over the year to Sep 18, 2026 the fund returned +107.6% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 91.1 pts. It sits 18.3% below its all-time high of Jun 22, 2026.
EPAI in plain words
By weight, 58% of EPAI's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 96%. The top ten holdings are 38% of the fund across 37 positions, as filed for Apr 30, 2026. Since it launched on Dec 18, 2025 the fund returned +33.6% with distributions reinvested against +13.8% for the S&P 500, so a holder was ahead by 19.8 pts. It sits 16.8% below its all-time high of Jun 30, 2026.
Questions people ask
- Do AIS and EPAI hold the same stocks?
- By their latest filings, 13% 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, AIS or EPAI?
- AIS has 41% of its weight in S&P 500 names and EPAI has 58%, so EPAI differs more from the index.
- Which is cheaper, AIS or EPAI?
- AIS charges 0.75% a year and EPAI charges 0.88%, so AIS 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, AIS against EPAI, data as of Sep 18, 2026. https://etfiq.com/compare/themes/ais-vs-epai Free to use with attribution; the underlying files are at Open data.