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Barchart
Barchart
Chris MacDonald

This Was the Top-Performing Stock in the World in 2025. You Probably Have Never Heard of It.

Kioxia Memory

I like diving into more unconventional companies investors may not have heard of. In this piece, I decided to do just that—look at the top-performing AI stock many investors may not have heard of.

I say that because I'm one such investor who didn't recognize this name off the top of my head when I started my research on this piece. Stock screeners can help investors find some unique opportunities, and that's what they're for. But I wasn't expecting to see Kioxia (KXIAY) atop the list of best-performing growth stocks this year. 

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