Data as of .
CHAT vs WTAI: which is really different?
CHAT and WTAI hold 47% of their weight in the same names, and CHAT returned more over the year.
ETFIQ Off-Index Score: CHAT 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
47% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, CHAT and WTAI hold 47% of their money in the same securities at the same weight.
| Holding | CHAT | WTAI |
|---|---|---|
| NVIDIA Corp | 6.92% | 3.76% |
| Amazon.com Inc | 3.42% | 3.33% |
| Alphabet Inc | 5.69% | 3.13% |
| Micron Technology Inc | 3.09% | 5.23% |
| SK hynix Inc | 4.40% | 2.55% |
| Broadcom Inc | 2.53% | 2.66% |
| Samsung Electronics Co Ltd | 2.49% | 4.37% |
| Meta Platforms Inc | 2.36% | 2.82% |
| Advanced Micro Devices Inc | 3.14% | 2.29% |
| Snowflake Inc | 1.93% | 1.93% |
| Lumentum Holdings Inc | 2.33% | 1.90% |
| Kioxia Holdings Corp | 1.89% | 3.98% |
| Only in CHAT | Only in WTAI |
|---|---|
| Microsoft Corp 3.72% | SANDISK CORP 4.01% |
| ARM Holdings PLC 2.63% | SK SQUARE CO LTD 3.41% |
| Taiwan Semiconductor Manufacturing Co Ltd 2.46% | TAIWAN SEMICONDUCTOR MANUFACTURING COMPA 3.04% |
| Z AI Co Ltd 2.20% | PALO ALTO NETWORKS INC 2.86% |
| SK Telecom Co Ltd 2.16% | LAM RESEARCH CORP 2.67% |
| Alibaba Group Holding Ltd 1.97% | TERADYNE INC 2.09% |
| Dell Technologies Inc 1.83% | ORACLE CORP 1.98% |
| Arista Networks Inc 1.81% | GE VERNOVA INC 1.91% |
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 Sep 18, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| CHAT | WTAI | CHAT | WTAI | CHAT | WTAI | |
| 3 months | −12.2% | −11.4% | −14.5 pts | −13.6 pts | −9.8 pts | −8.9 pts |
| 6 months | +43.6% | +46.3% | +25.6 pts | +28.3 pts | +19.4 pts | +22.1 pts |
| 1 year | +52.0% | +49.7% | +35.5 pts | +33.2 pts | +30.3 pts | +28.0 pts |
| 3 years | +237.0% | +142.4% | +158.6 pts | +64.0 pts | +138.8 pts | +44.3 pts |
| Since launch | +256.5% | +74.0% | +166.8 pts | −0.6 pts | +138.6 pts | −14.6 pts |
| CHAT Roundhill Generative AI & Technology ETF Holds 47 stocks in artificial intelligence, 48% of its weight in S&P 500 companies | WTAI WisdomTree Artificial Intelligence and Innovation Fund Holds 57 stocks in artificial intelligence, 65% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | Roundhill | WisdomTree |
| Theme | Artificial intelligence | Artificial intelligence |
| In the S&P 500 | 47.9% | 65.1% |
| Active share vs the S&P 500 | 72.1% | 71.4% |
| In the Nasdaq-100 | 44.1% | 51.7% |
| Holdings | 47 | 57 |
| Top ten, share of the fund | 39.5% | 37.1% |
| Expense ratio | 0.75% | 0.45% |
| Fee for the differing part | 1.04% | 0.63% |
| Total return, 1 year | +52.0% | +49.7% |
| vs the S&P 500 | +35.5 pts | +33.2 pts |
| vs the Nasdaq-100 | +30.3 pts | +28.0 pts |
| Below its high | −13.7% | −12.8% |
| Net assets | $1.8bn | $674m |
CHAT in plain words
By weight, 48% of CHAT'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 40% of the fund across 47 positions, as published by its issuer for Sep 18, 2026. Over the year to Sep 18, 2026 the fund returned +52.0% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 35.5 pts. It sits 13.7% below its all-time high of Jun 22, 2026.
WTAI in plain words
By weight, 65% of WTAI's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 71%. The top ten holdings are 37% of the fund across 57 positions, as filed for Jun 30, 2026. Over the year to Sep 18, 2026 the fund returned +49.7% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 33.2 pts. It sits 12.8% below its all-time high of Jun 22, 2026.
Questions people ask
- Do CHAT and WTAI hold the same stocks?
- By their latest filings, 47% of their books are the same securities at the same weight, which is a meaningful overlap. Overlap is the sum of the smaller weight of every security they share.
- Which is more different from the S&P 500, CHAT or WTAI?
- CHAT has 48% of its weight in S&P 500 names and WTAI has 65%, so CHAT differs more from the index.
- Which is cheaper, CHAT or WTAI?
- CHAT charges 0.75% a year and WTAI charges 0.45%, so WTAI 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, CHAT against WTAI, data as of Sep 18, 2026. https://etfiq.com/compare/themes/chat-vs-wtai Free to use with attribution; the underlying files are at Open data.