WISeKey seeks SEC deregistration of ADSs, Class B shares

• WISeKey International Holding AG filed to terminate U.S. registration of its American Depositary Shares, each representing one-half of one Class B share.
• The filing also covers WISeKey’s Class B shares, par value CHF 0.10 per share.
• The move follows a cross-border merger completed Oct. 1, 2026, with WISeQey Corp. surviving as the successor company.
• WISeKey ADS holders received the right to one-half of one WISeQey ordinary share per ADS.
• WISeKey Class B shares converted into WISeQey ordinary shares, with some holders electing to receive unlisted WISeQey Class B shares.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. WISeKey International Holding AG published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001213900-26-106503), on October 02, 2026, and is solely responsible for the information contained therein.