Three companies currently boast a market cap over $3 trillion, and I think one of them will reach the $4 trillion mark sooner than later.

These companies have made generations of investors wealthy, and you can probably pass the stocks on to your children someday.

iShares Trust - iShares Future AI & Tech ETF is an exchange traded fund launched by BlackRock, Inc. It is managed by BlackRock Fund Advisors. The fund invests in public equity markets of global ...