WISeKey Issues Year-End CEO Letter to Shareholders

About this update from Wisekey International Holding Ltd. Class B

[{"type":"image","alt":"Wisekey International Holding Ltd.","displaySize":"","headline":null,"caption":"Wisekey International Holding Ltd.","className":"","disableSlideshowImg":false,"size":{"original":{"width":300,"height":71,"url":"https://media.zenfs.com/en/globenewswire.com/08681711ec4d8a247774020f08884872"},"resized":{"url":"https://s.yimg.com/ny/api/res/1.2/bwxUm.BvrztsiPtCYTDwrw--/YXBwaWQ9aGlnaGxhbmRlcjt3PTQyMDtoPTk5O2NmPXdlYnA-/https://media.zenfs.com/en/globenewswire.com/08681711ec4d8a247774020f08884872","width":300,"height":71}},"lazy":false},{"type":"text","content":"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.","length":252,"tagName":"p"},{"type":"text","content":"Dear Shareholders,","length":18,"tagName":"p"},{"type":"image","alt":"","displaySize":"","headline":null,"caption":"","className":"","disableSlideshowImg":false,"size":{"original":{"width":798,"height":449,"url":"https://media.zenfs.com/en/globenewswire.com/66d1be0a2533bb1be3f4929bc153198c"},"resized":{"url":"https://s.yimg.com/ny/api/res/1.2/Ba.n6PyRdXwaR8VYpdKMMQ--/YXBwaWQ9aGlnaGxhbmRlcjt3PTk2MDtoPTU0MDtjZj13ZWJw/https://media.zenfs.com/en/globenewswire.com/66d1be0a2533bb1be3f4929bc153198c","width":798,"height":449},"lightbox":{"url":"https://s.yimg.com/ny/api/res/1.2/fgh9WoDAfgSkbpD7.eX2XA--/YXBwaWQ9aGlnaGxhbmRlcjt3PTE1OTY7aD04OTg7Y2Y9d2VicA--/https://media.zenfs.com/en/globenewswire.com/66d1be0a2533bb1be3f4929bc153198c","width":798,"height":449}}},{"type":"text","content":"As we close 2025, I would like to take a moment to reflect on what has been an exceptional year for the WISeKey Group of Companies.","length":131,"tagName":"p"},{"type":"text","content":"2025 marked a significant milestone year in the execution of WISeKey’s long-term strategy as a technology holding company and innovation platform, with a mission to create a secure, connected, and quantum-resilient future.","length":222,"tagName":"p"},{"type":"text","content":"Our proven model, successfully demonstrated by the 2023 listing on Nasdaq of our Semiconductors, PKI, and Post-Quantum technology subsidiary, SEALSQ’s Corp (NASDAQ: LAES) ("SEALSQ"), which continued to gain strong market validation in 2025 v...

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