Apple Inc. investors finally have a roadmap for how it will use artificial intelligence — and they’ve responded by pushing the stock toward its best week in more than two years.

Nvidia Corp. just gave the green light to traders betting that the rally in artificial intelligence computing stocks — not to mention its own — has room to run.

Meta Platforms Inc.’s record-breaking, artificial intelligence-fueled rally has added $1 trillion in market value since its darkest days of 2022, and yet by some perspectives it’s still trading at a discount.