"WisdomTree Artificial Intelligence UCITS ETF – USD Acc" is an exchange-traded investment fund (ETF). It refers to the NASDAQ CTA Artificial Intelligence Index. This index reflects the development of North American stocks . The ETF replicates its index using full physical replication, so it contains all the securities of its reference index. The ETF's earnings (dividends) are automatically reinvested (accumulated). The fund company WisdomTree claims a total expense ratio (TER) of 0.40% per year. The yearly average divergence from the index performance (Tracking Difference) since 2019 was 0.69% per year. Therefore, the ETF was more expensive than the TER suggests.