WKEY ▲ +3.7% - WISeKey International Holding AG $WKEY - WISeKey, SEALSQ and Canton of Jura Sign MoU to Establish a Swiss Post-Quantum Semiconductor and Cybersecurity Center WISeKey International Holding AG rose 3.7% today following news that the company, alongside SEALSQ and the Canton of Jura, has signed a memorandum of understanding to establish a Swiss Post-Quantum Semiconductor and Cybersecurity Center. The initiative positions WISeKey to play a central role in developing next-generation semiconductor and cybersecurity infrastructure focused on post-quantum cryptography, a strategic area as organizations prepare for quantum computing threats. 21-SEP-2026 01:00 AM ET