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WISeKey International Holding AG — Investor Relations & Filings

Ticker · WIHN ISIN · CH1276062754 LEI · 529900Y5PNKBOZG3YE28 SW Telecommunications, computer programming, consultancy, computing infrastructure, and other information service activities
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Filings indexed 206 across all filing types
Latest filing 2026-01-14 Regulatory Filings
Country CH Switzerland
Listing SW WIHN

About WISeKey International Holding AG

https://www.wisekey.com/

A cybersecurity company specializing in digital identity and secure authentication for people and objects. At the core of its technology is a cryptographic Root of Trust (RoT) that serves as a common trust anchor, ensuring the integrity of transactions in both physical and virtual environments. The company's integrated solutions leverage the Internet of Things (IoT), Artificial Intelligence (AI), and Blockchain. A key focus is the development of quantum-resilient technologies, including Quantum Key Distribution (QKD), to protect against emerging threats. The product portfolio includes secure semiconductors, hardware and software for Public Key Infrastructure (PKI), satellite-based IoT connectivity, and platforms for digital asset and IoT transactions.

Recent filings

Filing Released Lang Actions
Regulatory Filings 2026
Regulatory Filings Classification · 95% confidence The document is a Form 6-K filing by a foreign private issuer, WISeKey International Holding Ltd, submitted pursuant to the Securities Exchange Act of 1934. It includes a press release as an exhibit and signatures from the CEO and CFO. The document length is short (1621 characters) and primarily serves as a report submission rather than containing detailed financial data or analysis. Form 6-K filings are typically periodic reports for foreign issuers that provide updates but do not constitute full annual or interim reports. Given the nature and length, this filing fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous regulatory announcements and filings that do not fit other specific categories.
2026-01-14 English
WISeKey’s Subsidiary, SEALSQ Announces Entry into a Memorandum of Understanding Regarding a Potential Strategic Investment and Acquisition of Quantum Computing Firm Quobly
M&A Activity Classification · 100% confidence The document is a press release announcing a non-binding Memorandum of Understanding (MoU) regarding a potential strategic investment and acquisition of a quantum computing firm (Quobly) by WISeKey's subsidiary, SEALSQ. This falls under M&A activity as it details a proposed acquisition and strategic investment. It is not a report publication announcement, but rather the announcement of the transaction itself.
2026-01-14 English
Regulatory Filings 2025
Regulatory Filings Classification · 95% confidence The document is a Form 6-K filed by a foreign private issuer, WISeKey International Holding Ltd, pursuant to the Securities Exchange Act of 1934. It includes a press release as an exhibit and signatures from the CEO and CFO. The document length is only 1643 characters, which is quite short and does not contain detailed financial statements or substantive financial data. It primarily serves as a regulatory filing to report information to the SEC, typical of Form 6-K filings which are periodic reports for foreign issuers. Given the short length and nature of the document, it is not an annual report, earnings release, or detailed financial report but rather a regulatory announcement. Therefore, the appropriate classification is Regulatory Filings (RNS).
2025-12-29 English
Regulatory Filings 2025
Regulatory Filings Classification · 95% confidence The document is a Form 6-K, which is a report of a foreign private issuer filed with the SEC under the Securities Exchange Act of 1934. It includes a press release issued by the company and signatures of the CEO and CFO. The document length is 1642 characters, which is relatively short and does not contain detailed financial statements or substantive financial data. It is primarily an announcement/report filing rather than a full financial report like an annual or interim report. According to the rules, Form 6-K filings are typically classified under Regulatory Filings (RNS) as they are miscellaneous regulatory announcements that do not fit other specific categories. Therefore, the appropriate classification is Regulatory Filings (RNS).
2025-11-18 English
M&A Activity 2025
M&A Activity Classification · 95% confidence The document is a Form 6-K filed with the SEC by WISeKey International Holding Ltd, describing a business combination agreement (BCA) involving multiple entities and detailing the terms of a merger and share exchange. It includes detailed descriptions of the transaction structure, representations and warranties, covenants, and conditions to closing. The content is focused on merger and acquisition activities, including share exchanges, merger considerations, and related contractual terms. There is no indication that this is a full annual or quarterly report, audit report, earnings release, or other financial statement. The document is not a proxy solicitation, voting results announcement, or a regulatory compliance filing unrelated to M&A. Given the detailed description of the business combination agreement and merger terms, this document fits best under the category of M&A Activity (TAR). The document length (15,000 characters) and detailed content confirm it is not a brief announcement or a report publication notice.
2025-11-18 English
WISeKey International Holding Ltd Announces Plans to Redomicile to the British Virgin Islands
Regulatory Filings Classification · 100% confidence The document is a corporate announcement regarding a proposed redomiciliation (merger) of WISeKey International Holding Ltd to the British Virgin Islands. It details the strategic rationale, the impact on share structure, and the expected listing changes. This type of corporate restructuring and merger activity falls under the 'M&A Activity' category, as it involves a cross-border merger and reorganization of the company's legal structure.
2025-11-18 English

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