IBM ▲ +0.9% - International Business Machines Corporation $IBM IBM and Siemens: Partner to Advance 3D Nanostack Transistor Architecture for Next-Generation AI Chips Beyond 7 Angstroms ? • IBM's architecture targets nearly 100 billion transistors in a fingernail-sized area through vertically stacked nanosheets. • Siemens contributes EDA software, process simulation and lithography optimization to advance chip design and manufacturing. • Collaboration aims to overcome fabrication challenges and prepare the technology for future large-scale production. 14-OCT-2026 08:05 AM ET