WISeKey International Holding Ltd shareholders approved the company's redomiciliation from Switzerland to the British Virgin Islands at an Extraordinary General Meeting held on September 9, 2026. The approval validates a merger agreement dated June 26, 2026, under which WISeKey will merge with and into its wholly owned subsidiary, WISeKey International Corp., a BVI entity that will survive as the publicly traded parent company. This corporate restructuring aims to support international growth and access to global capital markets. The transaction remains subject to remaining closing conditions, including regulatory approvals from Nasdaq, SIX Swiss Exchange, and the Swiss Takeover Board. WISeKey is a cybersecurity firm specializing in digital identity, IoT solutions, and blockchain technologies.

On August 6, 2026, SEALSQ Corp., a subsidiary of WISeKey International Holding Ltd., entered into a subscription agreement to purchase $10,000,000 in ordinary shares of Pubco (WISeSat.Space Holdings Corp.) contemporaneously with the closing of a proposed business combination between Pubco and Columbus Acquisition Corp. The transaction involves the merger of SpaceAIQ into the public shell, extending the outside date to October 31, 2026. WISeKey operates in the cybersecurity and digital trust industry.

Wisekey International Holding AG filed a 6-K to report SEALSQ Corp's CEO letter dated August 13, 2026. The filing highlights SEALSQ's first-half 2026 preliminary revenue of approximately $11 million, representing 120% year-over-year growth against $5 million in the prior period. Cash and short-term investments stood at $485 million as of June 30, 2026. The company reaffirmed full-year 2026 revenue guidance of $27 million to $36 million, implying 50% to 100% growth over FY 2025 audited revenue of $18.3 million. SEALSQ announced a strategic partnership with GlobalFoundries for post-quantum cryptography and signed a $5 million commercial agreement with Quobly. Additionally, Daniel Brau was appointed Chief Quantum Officer following the acquisition of Miraex SA. SEALSQ Corp operates in the semiconductor and cybersecurity industry, specializing in post-quantum technology hardware and software solutions.

WISeKey International Holding AG announced an Extraordinary General Meeting scheduled for September 9, 2026, to approve a proposed merger with its wholly owned British Virgin Islands subsidiary, WISeKey International Corp. This transaction will effect the company's redomiciliation from Switzerland to the BVI, resulting in WISeKey CH ceasing to exist and shareholders receiving shares of the new BVI entity. The Board unanimously recommends voting for the merger. ADS holders will receive one-half of a WISeKey BVI Ordinary Share per ADS held. The surviving entity intends to list its Ordinary Shares on Nasdaq under the symbol "WQEY" while delisting current ADSs and Class B shares. WISeKey operates in the cybersecurity industry, deploying digital identity ecosystems using blockchain, AI, and IoT technologies.

The Takeover Board Zug determined that an opting-out provision in the articles of association of WISeKey International Corp. will be valid under takeover law if included prior to the merger with WISeKey International Holding AG and subsequent listing on the SIX Swiss Exchange and Nasdaq Global Market. The companies were jointly assessed a fee of CHF 30,000 for this proceeding. Qualified shareholders holding at least 3% of voting rights may file an objection within five trading days. This regulatory development relates to the corporate structure and governance of WISeKey International Holding AG, which operates in the cybersecurity industry providing digital trust solutions.