WISeKey Reports Audited Full Year 2025 Financial Results

WISeKey Reports Audited Full Year 2025 Financial Results Schedules Conference Call for Monday, May 4 at 9:00am EDT Audited FY 2025 revenue of $19.3 million, representing 62% growth year-over-year Subsidiary SEALSQ reported 66% year-over-year revenue growth Reaffirms FY 2026 guidance with revenue expected to grow between 50%-100% year-over-year; Q1 2026 unaudited revenue of $4.2 million Strong cash and short-term investments of over $535 million as of April 30, 2026, well positions the WISeKey Group to execute growth strategy Commercial pipeline exceeding $200 million for 2026–2029 for SEALSQ alone, including over $60 million linked to QS7001 and QVault TPM programs Geneva, Switzerland - April 30, 2026 - Ad hoc announcement pursuant to Art. 53 LR - WISeKey International Holding Ltd (“WISeKey” or “WISeKey Group”) (SIX: WIHN, NASDAQ: WKEY), a leading global cybersecurity, blockchain, and IoT company, today reported its audited financial results for the fourth quarter (“Q4 2025”) and full year (“FY 2025”) ended December 31, 2025.