Bain Capital Eyes $15B+ Profit on Kioxia After 5,000% Stock Surge

Bain Capital is sitting on more than $15 billion in profits from its 2018 acquisition of Kioxia, the memory chip business formerly known as Toshiba Memory. That works out to roughly a 20x return on the deal.

The windfall comes courtesy of a jaw-dropping stock performance. Since Kioxia's December 2024 IPO, shares have surged more than 5,000%, turning what was already a solid buyout into an absolute monster of a payday.

The numbers speak for themselves. A $15 billion profit. A 20x return. A stock chart that looks like a rocket launch. Bain's bet on memory chips is paying off in spectacular fashion, fueled by relentless demand in the semiconductor space.

For the private equity world, this is the kind of outcome that deal teams dream about — and one that competitors will be chasing for years.