SEALSQ Corp SEC EDGAR Filings (CIK 0001951222)

SEC EDGAR filings, ownership reports, and insider transactions for SEALSQ Corp.

Symbol
LAES on Nasdaq
Industry
Semiconductors & Related Devices (Office Of Manufacturing)
Business address
Avenue Louis Casai 58, Cointrin, Switzerland, 1216
State of incorporation
Virgin Islands, British
Fiscal year end
31 December
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SEALSQ Corp has filed 189 SEC EDGAR filings since 09 Dec 2022

Latest Filings

Recent SEC filings for SEALSQ Corp including 6-K, D, 424B3 and more.

Form type Document Filing Description Filing date Reporting date File number(s)
6-K Open 6-K document View SEC filing for 6-K 14 Jan 2026 14 Jan 2026 001-41709
6-K Open 6-K document View SEC filing for 6-K 14 Jan 2026 14 Jan 2026 001-41709
6-K Open 6-K document View SEC filing for 6-K 14 Jan 2026 14 Jan 2026 001-41709
6-K Open 6-K document View SEC filing for 6-K 14 Jan 2026 13 Jan 2026 001-41709
6-K Open 6-K document View SEC filing for 6-K 18 Dec 2025 18 Dec 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 10 Dec 2025 10 Dec 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 25 Nov 2025 25 Nov 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 20 Nov 2025 20 Nov 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 19 Nov 2025 19 Nov 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 19 Nov 2025 19 Nov 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 24 Oct 2025 24 Oct 2025 001-41709
D Open D document View SEC filing for D 22 Oct 2025 021-561652
424B3 Open 424B3 document | Open XBRL data View SEC filing for 424B3 20 Oct 2025 333-290963
F-3ASR Open F-3ASR document | Open XBRL data View SEC filing for F-3ASR 20 Oct 2025 333-290963
424B5 Open 424B5 document View SEC filing for 424B5 16 Oct 2025 333-286098
6-K Open 6-K document View SEC filing for 6-K 16 Oct 2025 16 Oct 2025 001-41709
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 15 Oct 2025 005-94390
F-3MEF Open F-3MEF document | Open XBRL data View SEC filing for F-3MEF 15 Oct 2025 333-290874
6-K Open 6-K document View SEC filing for 6-K 14 Oct 2025 14 Oct 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 14 Oct 2025 14 Oct 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 14 Oct 2025 14 Oct 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 14 Oct 2025 14 Oct 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 09 Oct 2025 09 Oct 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 09 Oct 2025 09 Oct 2025 001-41709
424B5 Open 424B5 document View SEC filing for 424B5 07 Oct 2025 333-286098
6-K Open 6-K document View SEC filing for 6-K 07 Oct 2025 07 Oct 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 26 Sep 2025 26 Sep 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 22 Sep 2025 22 Sep 2025 001-41709
6-K Open 6-K document | Open XBRL data View SEC filing for 6-K 09 Sep 2025 30 Jun 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 04 Aug 2025 04 Aug 2025 001-41709
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 29 Jul 2025 005-94390
424B5 Open 424B5 document View SEC filing for 424B5 15 Jul 2025 333-286098
6-K Open 6-K document View SEC filing for 6-K 15 Jul 2025 15 Jul 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 03 Jul 2025 03 Jul 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 17 Jun 2025 17 Jun 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 27 May 2025 27 May 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 22 May 2025 22 May 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 20 May 2025 20 May 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 19 May 2025 19 May 2025 001-41709
424B5 Open 424B5 document View SEC filing for 424B5 19 May 2025 333-286098
6-K Open 6-K document View SEC filing for 6-K 14 May 2025 14 May 2025 001-41709
S-8 Open S-8 document View SEC filing for S-8 09 May 2025 333-287139
424B5 Open 424B5 document View SEC filing for 424B5 06 May 2025 333-286098
6-K Open 6-K document View SEC filing for 6-K 06 May 2025 06 May 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 01 May 2025 01 May 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 09 Apr 2025 09 Apr 2025 001-41709
EFFECT Open EFFECT document View SEC filing for EFFECT 02 Apr 2025 333-286098
CORRESP Open CORRESP document View SEC filing for CORRESP 31 Mar 2025
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 31 Mar 2025 333-286098
F-3 Open F-3 document View SEC filing for F-3 25 Mar 2025 333-286098
6-K Open 6-K document View SEC filing for 6-K 24 Mar 2025 24 Mar 2025 001-41709
6-K Open 6-K document View SEC filing for 6-K 21 Mar 2025 21 Mar 2025 001-41709
20-F Open 20-F document | Open XBRL data View SEC filing for 20-F 20 Mar 2025 31 Dec 2024 001-41709
POSASR Open POSASR document View SEC filing for POSASR 19 Mar 2025 333-285430
F-3ASR Open F-3ASR document View SEC filing for F-3ASR 28 Feb 2025 333-285430
6-K Open 6-K document View SEC filing for 6-K 27 Feb 2025 27 Feb 2025 001-41709
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 13 Feb 2025 005-94390
6-K Open 6-K document View SEC filing for 6-K 03 Feb 2025 03 Feb 2025 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 02 Jan 2025 333-278685
6-K Open 6-K document View SEC filing for 6-K 02 Jan 2025 02 Jan 2025 001-41709
424B5 Open 424B5 document View SEC filing for 424B5 02 Jan 2025 333-283358
424B3 Open 424B3 document View SEC filing for 424B3 31 Dec 2024 333-278685
6-K Open 6-K document View SEC filing for 6-K 30 Dec 2024 30 Dec 2024 001-41709
6-K Open 6-K document View SEC filing for 6-K 26 Dec 2024 26 Dec 2024 001-41709
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 19 Dec 2024 005-94390
424B3 Open 424B3 document View SEC filing for 424B3 19 Dec 2024 333-278685
424B5 Open 424B5 document View SEC filing for 424B5 19 Dec 2024 333-283358
6-K Open 6-K document View SEC filing for 6-K 19 Dec 2024 18 Dec 2024 001-41709
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 18 Dec 2024 005-94390
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 18 Dec 2024 005-94390
424B3 Open 424B3 document View SEC filing for 424B3 17 Dec 2024 333-278685
6-K Open 6-K document View SEC filing for 6-K 17 Dec 2024 17 Dec 2024 001-41709
424B5 Open 424B5 document View SEC filing for 424B5 17 Dec 2024 333-283358
424B3 Open 424B3 document View SEC filing for 424B3 16 Dec 2024 333-278685
6-K Open 6-K document View SEC filing for 6-K 16 Dec 2024 16 Dec 2024 001-41709
424B5 Open 424B5 document View SEC filing for 424B5 16 Dec 2024 333-283358
EFFECT Open EFFECT document View SEC filing for EFFECT 27 Nov 2024 333-283358
CORRESP Open CORRESP document View SEC filing for CORRESP 25 Nov 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 22 Nov 2024 333-283358
F-3 Open F-3 document View SEC filing for F-3 20 Nov 2024 333-283358
424B3 Open 424B3 document View SEC filing for 424B3 19 Nov 2024 333-278685
6-K Open 6-K document View SEC filing for 6-K 19 Nov 2024 19 Nov 2024 001-41709
EFFECT Open EFFECT document View SEC filing for EFFECT 25 Sep 2024 333-276877
424B3 Open 424B3 document View SEC filing for 424B3 25 Sep 2024 333-278685
6-K Open 6-K document | Open XBRL data View SEC filing for 6-K 25 Sep 2024 30 Jun 2024 001-41709
EFFECT Open EFFECT document View SEC filing for EFFECT 24 Sep 2024 333-278685
POS AM Open POS AM document View SEC filing for POS AM 24 Sep 2024 333-276877
424B3 Open 424B3 document View SEC filing for 424B3 24 Sep 2024 333-278685
CORRESP Open CORRESP document View SEC filing for CORRESP 20 Sep 2024
F-1/A Open F-1/A document | Open XBRL data View SEC filing for F-1/A 12 Sep 2024 333-278685
CORRESP Open CORRESP document View SEC filing for CORRESP 23 Aug 2024
CORRESP Open CORRESP document View SEC filing for CORRESP 23 Aug 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 19 Aug 2024 333-276877
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 19 Aug 2024 333-278685
6-K Open 6-K document View SEC filing for 6-K 02 Aug 2024 02 Aug 2024 001-41709
F-1/A Open F-1/A document | Open XBRL data View SEC filing for F-1/A 31 Jul 2024 333-278685
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM 31 Jul 2024 333-276877
CORRESP Open CORRESP document View SEC filing for CORRESP 31 Jul 2024
CORRESP Open CORRESP document View SEC filing for CORRESP 31 Jul 2024
6-K Open 6-K document View SEC filing for 6-K 25 Jul 2024 25 Jul 2024 001-41709
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 23 Jul 2024 333-276877
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 23 Jul 2024 333-278685
6-K/A Open 6-K/A document View SEC filing for 6-K/A 12 Jul 2024 05 Jul 2024 001-41709
6-K Open 6-K document View SEC filing for 6-K 05 Jul 2024 05 Jul 2024 001-41709
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM 02 Jul 2024 333-276877
F-1/A Open F-1/A document | Open XBRL data View SEC filing for F-1/A AMENDMENT NO. 2 TO FORM F-1 02 Jul 2024 333-278685
CORRESP Open CORRESP document View SEC filing for CORRESP 02 Jul 2024
CORRESP Open CORRESP document View SEC filing for CORRESP 02 Jul 2024
6-K Open 6-K document View SEC filing for 6-K 01 Jul 2024 01 Jul 2024 001-41709
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 17 Jun 2024 333-278685
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 17 Jun 2024 333-276877
6-K Open 6-K document View SEC filing for 6-K 14 Jun 2024 14 Jun 2024 001-41709
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM 17 May 2024 333-276877
F-1/A Open F-1/A document | Open XBRL data View SEC filing for F-1/A 17 May 2024 333-278685
CORRESP Open CORRESP document View SEC filing for CORRESP 17 May 2024
CORRESP Open CORRESP document View SEC filing for CORRESP 17 May 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 29 Apr 2024 333-278685
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 29 Apr 2024 333-276877
F-1 Open F-1 document | Open XBRL data View SEC filing for F-1 15 Apr 2024 333-278685
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM 29 Mar 2024 333-276877
6-K Open 6-K document View SEC filing for 6-K 27 Mar 2024 27 Mar 2024 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 22 Mar 2024 333-276877
6-K Open 6-K document View SEC filing for 6-K 22 Mar 2024 22 Mar 2024 001-41709
20-F Open 20-F document | Open XBRL data View SEC filing for 20-F 21 Mar 2024 31 Dec 2023 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 11 Mar 2024 333-276877
6-K/A Open 6-K/A document View SEC filing for 6-K/A 11 Mar 2024 11 Mar 2024 001-41709
D Open D document View SEC filing for D 11 Mar 2024 021-507239
424B3 Open 424B3 document View SEC filing for 424B3 08 Mar 2024 333-276877
6-K Open 6-K document View SEC filing for 6-K 07 Mar 2024 07 Mar 2024 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 05 Mar 2024 333-276877
6-K Open 6-K document View SEC filing for 6-K 04 Mar 2024 01 Mar 2024 001-41709
6-K Open 6-K document View SEC filing for 6-K 01 Mar 2024 01 Mar 2024 001-41709
6-K Open 6-K document View SEC filing for 6-K 21 Feb 2024 21 Feb 2024 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 14 Feb 2024 333-276877
SC 13G Open SC 13G document View SEC filing for SC 13G 13 Feb 2024 005-94390
EFFECT Open EFFECT document View SEC filing for EFFECT 12 Feb 2024 333-276877
CORRESP Open CORRESP document View SEC filing for CORRESP 08 Feb 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 07 Feb 2024 333-276877
F-1 Open F-1 document | Open XBRL data View SEC filing for F-1 05 Feb 2024 333-276877
6-K Open 6-K document View SEC filing for 6-K 02 Feb 2024 02 Feb 2024 001-41709
6-K Open 6-K document View SEC filing for 6-K 25 Jan 2024 25 Jan 2024 001-41709
D Open D document View SEC filing for D 17 Jan 2024 021-502721
6-K Open 6-K document View SEC filing for 6-K 12 Jan 2024 12 Jan 2024 001-41709
6-K Open 6-K document View SEC filing for 6-K 10 Jan 2024 10 Jan 2024 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 20 Dec 2023 333-273793
6-K Open 6-K document View SEC filing for 6-K 20 Dec 2023 20 Dec 2023 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 03 Nov 2023 333-273793
6-K Open 6-K document View SEC filing for 6-K 03 Nov 2023 03 Nov 2023 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 24 Oct 2023 333-273793
6-K Open 6-K document View SEC filing for 6-K 24 Oct 2023 24 Oct 2023 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 06 Oct 2023 333-273793
6-K Open 6-K document View SEC filing for 6-K 06 Oct 2023 06 Oct 2023 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 05 Oct 2023 333-273793
6-K Open 6-K document View SEC filing for 6-K 04 Oct 2023 04 Oct 2023 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 29 Sep 2023 333-273793
6-K/A Open 6-K/A document | Open XBRL data View SEC filing for 6-K/A 29 Sep 2023 30 Jun 2023 001-41709
6-K Open 6-K document View SEC filing for 6-K 26 Sep 2023 26 Sep 2023 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 12 Sep 2023 333-273793
6-K Open 6-K document View SEC filing for 6-K 12 Sep 2023 12 Sep 2023 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 11 Sep 2023 333-273793
6-K Open 6-K document View SEC filing for 6-K 11 Sep 2023 08 Sep 2023 001-41709
424B3 Open 424B3 document View SEC filing for 424B3 21 Aug 2023 333-273793
EFFECT Open EFFECT document View SEC filing for EFFECT 18 Aug 2023 333-273793
CORRESP Open CORRESP document View SEC filing for CORRESP 16 Aug 2023
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 16 Aug 2023
F-1 Open F-1 document | Open XBRL data View SEC filing for F-1 08 Aug 2023 333-273793
20-F/A Open 20-F/A document | Open XBRL data View SEC filing for 20-F/A 26 Jul 2023 31 Dec 2022 001-41709
D Open D document View SEC filing for D 21 Jul 2023 021-487614
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 12 Jul 2023 12 Jul 2023 001-41709
6-K/A Open 6-K/A document View SEC filing for 6-K/A 06 Jul 2023 06 Jul 2023 001-41709
6-K Open 6-K document View SEC filing for 6-K 06 Jul 2023 06 Jul 2023 001-41709
20-F Open 20-F document View SEC filing for 20-F 27 Jun 2023 31 Dec 2022 001-41709
6-K Open 6-K document View SEC filing for 6-K 01 Jun 2023 01 Jun 2023 001-41709
CERT Open CERT document View SEC filing for CERT 8A CERT 18 May 2023 001-41709
8-A12B Open 8-A12B document View SEC filing for 8-A12B 18 May 2023 001-41709
FWP Open FWP document View SEC filing for FWP 31 Mar 2023 333-269710
EFFECT Open EFFECT document View SEC filing for EFFECT 29 Mar 2023 333-269710
424B1 Open 424B1 document View SEC filing for 424B1 29 Mar 2023 333-269710
CORRESP Open CORRESP document View SEC filing for CORRESP 27 Mar 2023
F-1/A Open F-1/A document View SEC filing for F-1/A 24 Mar 2023 333-269710
CORRESP Open CORRESP document View SEC filing for CORRESP 23 Mar 2023
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 21 Mar 2023
CORRESP Open CORRESP document View SEC filing for CORRESP 10 Mar 2023
F-1/A Open F-1/A document View SEC filing for F-1/A 10 Mar 2023 333-269710
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 24 Feb 2023
CORRESP Open CORRESP document View SEC filing for CORRESP 10 Feb 2023
F-1 Open F-1 document View SEC filing for F-1 10 Feb 2023 333-269710
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 06 Jan 2023
DRS Open DRS document View SEC filing for DRS 09 Dec 2022 377-06495

About this filer

SEALSQ Corp files with the SEC under CIK 0001951222. This page aggregates EDGAR filings and related ownership activity.

Industry: Semiconductors & Related Devices.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
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Updates follow new EDGAR submissions and periodic data refreshes.

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