Trading like President Donald Trump might be as easy as buying a customized index fund.

Trump made 21,000 trades in 2025, a volume higher than any other president, and likely any other politician. He generated more than $2 billion in income (including $1 billion in cryptocurrency income).

The Trump Organization has said that Trump’s trading is automated. Investors and financial advisors say Trump could be part of a growing group of investors using direct-indexing strategies to capture the returns of an index while also reducing their tax bill.

Direct indexing grew to $864 billion in assets as of the end of 2024, according to Cerulli Associates, more than double its size in 2020, as technology has…