WISeKey International Holding Ltd - American Depositary Shares (WKEY)

Wecan Integrates WISeKey’s WISeID Digital Identity into its Compliance Solutions and Advances Post-Quantum Security with SEALSQ

 WISeKey to Relocate Its Geneva Headquarters to Pont-Rouge in August 2026Launch of the Geneva Quantum Center of Excellence

WISeKey’s WISeSat Schedules Launch of Its 21st LEO Satellite with SpaceX from California for March 2026

WISeKey Appoints Gwenael Rouy-Poirier as Chief Financial Officer of WISeSat, its Satellite Connectivity Subsidiary

WISeKey’s WISe.Art and GMA Once Again Revolutionize the Future of Art and Technology in an Extraordinary Event in Venice

 

WISeKey to ConnectWISeRobot.CH to the WISeSat.Space Constellation protected by SEALSQ Post-Quantum Cryptography; The Robot PoC will be showcased at WISeKEY’s CEO Carlos Moreira’s next public appearance in France at Tech & Fest

WISeSat and SEALCOIN Formalize Strategic Collaboration to Enable Satellite-Based Machine Transactions

WISeSat.Space Brought Together Global Thought-Leaders to Davos to Address Quantum Security in Space

The company recently announced signing a memorandum of understanding with the Gujarat government in India to establish a semiconductor center in the country focused on post-quantum cryptography.

WISeKey’s Subsidiary, WISeSat Joins Forces with Spacetalk to Operate a Neutral Platform Dedicated to Global Space Traffic Coordination        

WISeKey to Unveil SEALCOIN Space-Based, Quantum-Resistant Crypto Transactions at Davos 2026

WISeKey, WISeSat.Space and SEALSQ To Host “Trust and Convergence 2026: The Year of Quantum Security” Discussions During Flagship Davos Gathering

WISeKey and Partners Present the Human-AI-T Manifesto at Davos 2026 during the WISeKey Event

WISeKey’s Subsidiary, SEALSQ Announces Entry into a Memorandum of Understanding Regarding a Potential Strategic Investment and Acquisition of Quantum Computing Firm Quobly

WISeKey, together with its Subsidiaries, WISeSat and SEALSQ, to Partner with Kaynes Technology’s Satellite Subsidiary KSTPL, to Manufacture Post-Quantum Secure WISeSats Satellites in India and Establish India as a Strategic Launch Hub

Canton of Zug, Switzerland and Singapore – December 29, 2025 - WISeKey International Holding AG (Nasdaq: WKEY) (“WISeKey”) , a global leader in cybersecurity, digital identity, and IoT solutions platform, and Columbus Acquisition Corp. (Nasdaq: COLA) (“Columbus”), a publicly traded special purpose acquisition company, today announced the confidential submission of a draft registration statement on Form F-4 (the “Confidential Registration Statement”) with the U.S. Securities and Exchange Commission (“SEC”) on December 23, 2025. The Confidential Registration Statement relates to the business combination previously announced on November 10, 2025 (the “business combination”), pursuant to the Business Combination Agreement, as of such date, among Columbus, WISeSat.Space Holdings Corp., a British Virgin Islands business company (“Pubco”), WISeSat.Space Corp., a British Virgin Islands business company (the “WISeSat”) which wholly-owns WISeSat.Space AG, a Swiss company, and the other parties thereto including WISeKey as a Seller (the “Business Combination Agreement”). At the completion of the business combination, each of WISeSat and Columbus will become wholly owned subsidiaries of Pubco. This submission of the Confidential Registration Statement by Pubco marks an important milestone toward the completion of the business combination.

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Geneva, Switzerland, December 22, 2025 – WISeKey International Holding Ltd (“WISeKey”) (SIX: WIHN, NASDAQ: WKEY), a leading global cybersecurity, blockchain, and IoT company, today issued a Letter to Shareholders by its Founder and CEO, Carlos Moreira.

WISeKey, SEALSQ and WISeSat.Space Successfully Launch Their New Satellite Aboard SpaceX Mission  

WISeKey International Holding Ltd Announces Plans to Redomicile to the British Virgin Islands