Welcome to our dedicated page for Sealsq SEC filings (Ticker: LAES), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
SEALSQ Corp filings document the disclosures of a British Virgin Islands foreign private issuer developing semiconductor, PKI and post-quantum security products. Its Form 6-K reports furnish annual report materials, operating and financial results, AGM notices and outcomes, governance votes, and product or certification updates for secure-element and post-quantum hardware programs.
The filing record also covers registered direct offering documents, securities purchase and placement agency agreements, ordinary shares, pre-funded warrants, Class E warrants, shelf registration references and equity incentive registration statements. These disclosures describe capital-structure changes, material agreements, liquidity and revenue commentary, board composition, and shareholder voting mechanics.
SEALSQ Corp director and CFO John Charles O'Hara reported open-market sales of 30,000 Ordinary Shares of LAES. The transactions occurred on March 23, 24, and 25, 2026, in three blocks of 10,000 shares at weighted average prices of about $2.99, $2.90, and $2.92 per share.
The filing states these sales were effected under a Rule 10b5-1 trading plan adopted on October 17, 2025, indicating they were pre-scheduled. After the most recent transaction, O'Hara continues to hold 165,183 Ordinary Shares directly.
SEALSQ Corp Chief Financial Officer John Charles O'Hara reported selling 20,000 Ordinary Shares in two open-market transactions. He sold 10,000 shares on March 19, 2026 at a weighted average price of $3.0188 and 10,000 shares on March 20, 2026 at a weighted average price of $2.9989.
The filing states these sales were made under a pre-arranged Rule 10b5-1 trading plan adopted on October 17, 2025, which means the trades were scheduled in advance. After these transactions, O'Hara directly holds 195,183 Ordinary Shares of SEALSQ Corp.
SEALSQ Corp Company Secretary Nathalie Claude Odile Verjus reported an open-market sale of 5,000 Ordinary Shares on March 18, 2026. The weighted average sale price was $3.0258 per share, with individual trades executed between $2.98 and $3.09.
The transactions were effected pursuant to a Rule 10b5-1 trading plan adopted on October 24, 2025. Following this sale, Verjus directly holds 185,000 Ordinary Shares of SEALSQ Corp.
SEALSQ Corp director Ruma Bose has filed an initial ownership report detailing existing stock option holdings. The Form 3 lists three direct positions in Employee Stock Option Plan awards, each giving rights to acquire SEALSQ ordinary shares at an exercise price of $0.01 per share.
The reported option positions cover underlying ordinary shares in amounts of 21,824, 16,062 and 34,291, with expiration dates in 2031 and 2032. These entries reflect current derivative holdings rather than new market purchases or sales, making this a routine disclosure of beneficial ownership.
SEALSQ Corp director Peter Ward filed an initial ownership report showing option and share stakes in the company. He holds employee stock options to buy 13,649 and 353,097 Ordinary Shares at an exercise price of $0.0100 per share, expiring in 2031 and 2032.
He also directly holds 26 Class F Shares and 315 Ordinary Shares as of the reporting date.
SEALSQ Corp director Peter Ward filed an initial ownership report showing option and share stakes in the company. He holds employee stock options to buy 13,649 and 353,097 Ordinary Shares at an exercise price of $0.0100 per share, expiring in 2031 and 2032.
He also directly holds 26 Class F Shares and 315 Ordinary Shares as of the reporting date.
SEALSQ Corp director Cristina Dolan reported her equity position in a Form 3 filing. The filing shows she directly beneficially owns 85,081 Ordinary Shares of SEALSQ Corp following the reported holdings, with no specific buy or sell transaction disclosed in the data.
SEALSQ Corp director Cristina Dolan reported her equity position in a Form 3 filing. The filing shows she directly beneficially owns 85,081 Ordinary Shares of SEALSQ Corp following the reported holdings, with no specific buy or sell transaction disclosed in the data.
SEALSQ Corp executive Bernard Vian, General Manager of SEALSQ France, filed an initial Form 3 as a reporting officer of the company. The filing does not list any transactions or derivative positions, serving as a baseline disclosure of insider status and potential future ownership reporting.
SEALSQ Corp executive Bernard Vian, General Manager of SEALSQ France, filed an initial Form 3 as a reporting officer of the company. The filing does not list any transactions or derivative positions, serving as a baseline disclosure of insider status and potential future ownership reporting.
SEALSQ Corp filed an initial insider ownership report for Hamon Loic Jean-Claude, who serves as COO SEALSQ USA. This Form 3 identifies him as an officer of the company but does not list any insider transactions or derivative positions in the data provided.
SEALSQ Corp filed an initial insider ownership report for Hamon Loic Jean-Claude, who serves as COO SEALSQ USA. This Form 3 identifies him as an officer of the company but does not list any insider transactions or derivative positions in the data provided.
SEALSQ Corp director Eric Adrien Pellaton filed an initial ownership report showing his current equity position in the company. He holds four tranches of employee stock options with a $0.010 exercise price, covering 7,273; 8,923; 34,594; and 34,291 underlying Ordinary Shares, expiring between 2031 and 2032. The filing also lists 100 Ordinary Shares held directly and 2,987 Ordinary Shares held indirectly through NRJ S.A., with a footnote stating he disclaims beneficial ownership except to the extent of his pecuniary interest.
SEALSQ Corp director Eric Adrien Pellaton filed an initial ownership report showing his current equity position in the company. He holds four tranches of employee stock options with a $0.010 exercise price, covering 7,273; 8,923; 34,594; and 34,291 underlying Ordinary Shares, expiring between 2031 and 2032. The filing also lists 100 Ordinary Shares held directly and 2,987 Ordinary Shares held indirectly through NRJ S.A., with a footnote stating he disclaims beneficial ownership except to the extent of his pecuniary interest.
SEALSQ Corp vice president Franck Jean Buonanno has reported his initial equity position in the company. He directly holds 5,000 ordinary shares. In addition, he holds employee stock options over 35,000 ordinary shares, exercisable at $0.01 per share and expiring on April 30, 2032.
SEALSQ Corp vice president Franck Jean Buonanno has reported his initial equity position in the company. He directly holds 5,000 ordinary shares. In addition, he holds employee stock options over 35,000 ordinary shares, exercisable at $0.01 per share and expiring on April 30, 2032.