# East Asia Brief — SUMCO Corporation

1 briefings mentioning SUMCO Corporation.

- [SUMCO returns to quarterly operating profit on 300mm wafer demand](https://eastasiabrief.com/semiconductors/sumco-returns-quarterly-operating-profit-300mm-wafer-demand-1334) — July-September operating profit reached about 2.0 billion yen as shipments of advanced 300mm substrates offset persistent weakness in legacy lines. *(November 11, 2026; Semiconductors · Japan · SUMCO Corporation, Formosa SUMCO Technology, Shin-Etsu Chemical)*

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Publisher: East Asia Brief — https://eastasiabrief.com/