ESPO holds a portfolio of at least 25 stocks related to video gaming and eSports. To be eligible, components must generate at least half their revenue from relevant industries, including game development, gaming-related software or hardware, and streaming services. The fund also holds firms involved in eSports events, such as league operators. ESPO has truly global reach, with the potential to hold firms of any size from any country. That said, the fund is primarily focused on big-name game developers and hardware companies from the US, Japan, China, and South Korea. ESPO is market-cap weighted, with the largest holdings capped at 8%, and is rebalanced and reconstituted quarterly.