Toilet Maker Toto's Shares Get Unlikely Boost From AI Rush

An anonymous reader shares a report: Shares of Japanese toilet maker Toto gained the most in five years after booming memory demand excited expectations of growth in its little-known chipmaking materials operations. The stock surged as much as 11%, its steepest rise since February 2021, after Goldman Sachs analysts said Toto's electrostatic chucks used in NAND chipmaking will likely benefit from an AI infrastructure buildout that's tightening supplies of both high-end and commodity memory. [...] Known for its heated toilet seats, the maker of washlets has for decades been part of the semiconductor and display supply chain via its advanced ceramic parts and films. Its electrostatic chucks -- which it began mass producing in 1988 -- are used to hold silicon wafers in place during chipmaking while helping to control temperature and contamination, according to the company. The company's new domain business accounted for 42% of its total operating income in the fiscal year ended March 2025, Bloomberg-compiled data show.

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