• Live Feeds
    • Press Releases
    • Insider Trading
    • FDA Approvals
    • Analyst Ratings
    • Insider Trading
    • SEC filings
    • Market insights
  • Analyst Ratings
  • Alerts
  • Subscriptions
  • Settings
  • RSS Feeds
Quantisnow Logo
  • Live Feeds
    • Press Releases
    • Insider Trading
    • FDA Approvals
    • Analyst Ratings
    • Insider Trading
    • SEC filings
    • Market insights
  • Analyst Ratings
  • Alerts
  • Subscriptions
  • Settings
  • RSS Feeds
PublishGo to App
    Quantisnow Logo

    © 2026 quantisnow.com
    Democratizing insights since 2022

    Services
    Live news feedsRSS FeedsAlertsPublish with Us
    Company
    AboutQuantisnow PlusContactJobsAI superconnector for talent & startupsNEWLLM Arena
    Legal
    Terms of usePrivacy policyCookie policy

    Amendment: SEC Form SCHEDULE 13G/A filed by SEALSQ Corp

    2/17/26 2:49:04 PM ET
    $LAES
    Semiconductors
    Technology
    Get the next $LAES alert in real time by email



    SECURITIES AND EXCHANGE COMMISSION
    Washington, D.C. 20549


    SCHEDULE 13G


    UNDER THE SECURITIES EXCHANGE ACT OF 1934
    (Amendment No. 1)


    SEALSQ Corp

    (Name of Issuer)


    Ordinary Shares, $0.01 par value per share

    (Title of Class of Securities)


    G79483106

    (CUSIP Number)


    12/31/2025

    (Date of Event Which Requires Filing of this Statement)


    Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
    Checkbox not checked   Rule 13d-1(b)
    Checkbox checked   Rule 13d-1(c)
    Checkbox not checked   Rule 13d-1(d)






    SCHEDULE 13G

    CUSIP No.
    G79483106


    1Names of Reporting Persons

    CVI Investments, Inc.
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox not checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    CAYMAN ISLANDS
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    0.00
    6Shared Voting Power

    19,689,323.00
    7Sole Dispositive Power

    0.00
    8Shared Dispositive Power

    19,689,323.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    19,689,323.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    9.9 %
    12Type of Reporting Person (See Instructions)

    CO

    Comment for Type of Reporting Person:  With respect to Row 6 and Row 8 above, Heights Capital Management, Inc. is the investment manager to CVI Investments, Inc. and as such may exercise voting and dispositive power over the shares reported as beneficially owned by CVI Investments, Inc. herein.


    SCHEDULE 13G

    CUSIP No.
    G79483106


    1Names of Reporting Persons

    Heights Capital Management, Inc.
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox not checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    DELAWARE
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    0.00
    6Shared Voting Power

    19,689,323.00
    7Sole Dispositive Power

    0.00
    8Shared Dispositive Power

    19,689,323.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    19,689,323.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    9.9 %
    12Type of Reporting Person (See Instructions)

    CO

    Comment for Type of Reporting Person:  With respect to Row 6 and Row 8 above, Heights Capital Management, Inc. is the investment manager to CVI Investments, Inc. and as such may exercise voting and dispositive power over the shares reported as beneficially owned by CVI Investments, Inc. herein.


    SCHEDULE 13G

    Item 1. 
    (a)Name of issuer:

    SEALSQ Corp
    (b)Address of issuer's principal executive offices:

    Avenue Louis-Casai 58, 1216 Cointrin, Switzerland
    Item 2. 
    (a)Name of person filing:

    This statement is filed by the entities listed below, who are collectively referred to herein as "Reporting Persons," with respect to the Ordinary Shares of SEALSQ Corp (the "Company"), $0.01 par value per share (the "Shares"). (i) CVI Investments, Inc. (ii) Heights Capital Management, Inc.
    (b)Address or principal business office or, if none, residence:

    The address of the principal business office of CVI Investments, Inc. is: P.O. Box 309GT Ugland House South Church Street George Town Grand Cayman KY1-1104 Cayman Islands The address of the principal business office of Heights Capital Management, Inc. is: 101 California Street, Suite 3250 San Francisco, California 94111
    (c)Citizenship:

    Citizenship is set forth in Row 4 of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person.
    (d)Title of class of securities:

    Ordinary Shares, $0.01 par value per share
    (e)CUSIP No.:

    G79483106
    Item 3.If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
    (a)Checkbox not checked   Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
    (b)Checkbox not checked   Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
    (c)Checkbox not checked   Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
    (d)Checkbox not checked   Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
    (e)Checkbox not checked   An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
    (f)Checkbox not checked   An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
    (g)Checkbox not checked   A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
    (h)Checkbox not checked   A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
    (i)Checkbox not checked   A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
    (j)Checkbox not checked   A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
           please specify the type of institution:
    (k)Checkbox not checked   Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
     
    Item 4.Ownership
    (a)Amount beneficially owned:

    The information required by this Item 4(a) is set forth in Row 9 of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person. The number of Shares reported as beneficially owned consists of Shares issuable upon the exercise of warrants to purchase Shares (the "Warrants"). The Warrants are not exercisable to the extent that the total number of Shares then beneficially owned by a Reporting Person and its affiliates and any other persons whose beneficial ownership of Shares would be aggregated with such Reporting Person for purposes of Section 13(d) of the Exchange Act, would exceed 9.99%. The Company's Prospectus Supplement (to Prospectus dated October 20, 2025, Registration No. 333-290963), filed on October 20, 2025, indicates there were 177,400,997 Shares outstanding as of October 20, 2025.
    (b)Percent of class:

    9.9  %
    (c)Number of shares as to which the person has:
     (i) Sole power to vote or to direct the vote:

    The information required by this Item 4(c)(i) is set forth in Row 5 of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person.

     (ii) Shared power to vote or to direct the vote:

    The information required by this Item 4(c)(ii) is set forth in Row 6 of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person. Heights Capital Management, Inc., which serves as the investment manager to CVI Investments, Inc., may be deemed to be the beneficial owner of all Shares owned by CVI Investments, Inc. Each of the Reporting Persons hereby disclaims any beneficial ownership of any such Shares, except for their pecuniary interest therein.

     (iii) Sole power to dispose or to direct the disposition of:

    The information required by this Item 4(c)(iii) is set forth in Row 7 of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person.

     (iv) Shared power to dispose or to direct the disposition of:

    The information required by this Item 4(c)(iv) is set forth in Row 8 of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person. Heights Capital Management, Inc., which serves as the investment manager to CVI Investments, Inc., may be deemed to be the beneficial owner of all Shares owned by CVI Investments, Inc. Each of the Reporting Persons hereby disclaims any beneficial ownership of any such Shares, except for their pecuniary interest therein.

    Item 5.Ownership of 5 Percent or Less of a Class.
     
    Not Applicable
    Item 6.Ownership of more than 5 Percent on Behalf of Another Person.
     
    Not Applicable
    Item 7.Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
     
    Not Applicable
    Item 8.Identification and Classification of Members of the Group.
     
    Not Applicable
    Item 9.Notice of Dissolution of Group.
     
    Not Applicable

    Item 10.Certifications:
     
    By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

        SIGNATURE 
     
    After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

     
    CVI Investments, Inc.
     
    Signature:/s/ Sarah Travis
    Name/Title:Sarah Travis, Assistant General Counsel and Assistant Secretary of Heights Capital Management, Inc.
    Date:02/10/2026
     
    Heights Capital Management, Inc.
     
    Signature:/s/ Sarah Travis
    Name/Title:Sarah Travis, Assistant General Counsel and Assistant Secretary
    Date:02/10/2026

    Comments accompanying signature:  Heights Capital Management, Inc. serves as authorized agent of CVI Investments, Inc. pursuant to a Limited Power of Attorney, a copy of which was previously filed.
    Exhibit Information

    EXHIBIT INDEX EXHIBIT DESCRIPTION 24 Limited Power of Attorney* 99 Joint Filing Agreement* * Previously filed

    Get the next $LAES alert in real time by email

    Crush Q1 2026 with the Best AI Superconnector

    Stay ahead of the competition with Standout.work - your AI-powered talent-to-startup matching platform.

    AI-Powered Inbox
    Context-aware email replies
    Strategic Decision Support
    Get Started with Standout.work

    Recent Analyst Ratings for
    $LAES

    DatePrice TargetRatingAnalyst
    12/18/2025$7.00Overweight
    Cantor Fitzgerald
    More analyst ratings

    $LAES
    Analyst Ratings

    Analyst ratings in real time. Analyst ratings have a very high impact on the underlying stock. See them live in this feed.

    View All

    Cantor Fitzgerald initiated coverage on SEALSQ Corp with a new price target

    Cantor Fitzgerald initiated coverage of SEALSQ Corp with a rating of Overweight and set a new price target of $7.00

    12/18/25 9:11:03 AM ET
    $LAES
    Semiconductors
    Technology

    $LAES
    SEC Filings

    View All

    Amendment: SEC Form SCHEDULE 13G/A filed by SEALSQ Corp

    SCHEDULE 13G/A - SEALSQ Corp (0001951222) (Subject)

    2/17/26 2:49:04 PM ET
    $LAES
    Semiconductors
    Technology

    SEC Form SCHEDULE 13G filed by SEALSQ Corp

    SCHEDULE 13G - SEALSQ Corp (0001951222) (Subject)

    2/13/26 5:15:55 PM ET
    $LAES
    Semiconductors
    Technology

    SEC Form 6-K filed by SEALSQ Corp

    6-K - SEALSQ Corp (0001951222) (Filer)

    1/14/26 4:13:44 PM ET
    $LAES
    Semiconductors
    Technology

    $LAES
    Press Releases

    Fastest customizable press release news feed in the world

    View All

    SEALSQ and Lattice Collaborate to Deliver Unified TPM-FPGA Architecture for Post-Quantum Security

    Geneva, Switzerland, Feb. 18, 2026 (GLOBE NEWSWIRE) -- Post-Quantum Cryptography TPM-Enabled Secure RoT PoC Showcase at Embedded World, in Nuremberg, in March 2026 SEALSQ Corp (NASDAQ:LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, today announced its collaboration with Lattice Semiconductor (NASDAQ:LSCC) to integrate TPM-based advanced post-quantum security capabilities into select Lattice FPGA solutions. This collaboration addresses the rapidly growing need for quantum-resistant technologies in mission-critical applications for edge computing and other high-stakes environme

    2/18/26 8:30:00 AM ET
    $LAES
    $LSCC
    Semiconductors
    Technology

    SEALSQ Announces FY 2025 Key Preliminary / Unaudited Financials Metrics: Reports 66% Year Over Year Revenue Growth to $18 Million

    Geneva, Switzerland, Feb. 17, 2026 (GLOBE NEWSWIRE) -- Entered 2026 With a Strong Commercial Momentum Expects Q1 2026 Revenue to Grow over 100% as Compared to Q1 2025Reaffirms FY 2026 Guidance with Revenue Expected to Grow Between 50%-100% Year Over Year SEALSQ Corp (NASDAQ:LAES) ("SEALSQ" or the "Company"), a global leader in semiconductor, PKI, and post-quantum security technologies, today announces key preliminary operational and financial metrics for fourth quarter ("Q4") and full year ("FY") 2025, provides first quarter 2026 revenue expectations, and reaffirms FY 2026 revenue guidance. All numbers reported are preliminary and unaudited. The Company expects to publish its audited f

    2/17/26 8:00:00 AM ET
    $LAES
    $WKEY
    Semiconductors
    Technology
    EDP Services

    SEALSQ Unveils Its Vision of Embedded Security and Post-Quantum Cryptography as Foundational Pillars of Physical AI

    Geneva, Switzerland, Feb. 12, 2026 (GLOBE NEWSWIRE) -- Building on the experience of more than 1.75 billion secure semiconductor devices already deployed worldwide SEALSQ Corp (NASDAQ:LAES) ("SEALSQ" or the "Company"), a global leader in semiconductors, PKI, and post-quantum cryptographic (PQC) hardware and software solutions, today unveiled its strategic vision of embedded security and post-quantum cryptography as foundational pillars of Physical Artificial Intelligence ("Physical AI"). Building on the experience of more than 1.75 billion secure semiconductor devices already deployed worldwide, SEALSQ is seeking to position its technology as a trusted infrastructure layer enabling auto

    2/12/26 10:40:00 AM ET
    $LAES
    $WKEY
    Semiconductors
    Technology
    EDP Services

    $LAES
    Leadership Updates

    Live Leadership Updates

    View All

    WISeKey Appoints Gwenael Rouy-Poirier as Chief Financial Officer of WISeSat, its Satellite Connectivity Subsidiary

    WISeKey Appoints Gwenael Rouy-Poirier as Chief Financial Officer of WISeSat, its Satellite Connectivity Subsidiary Geneva, Switzerland, February 10, 2026 – WISeKey International Holding Ltd ("WISeKey" or the "Company") ((SIX: WIHN, NASDAQ:WKEY), a global leader in cybersecurity, digital identity and Internet of Things (IoT) solutions, today announced the appointment of Gwenael Rouy-Poirier as Chief Financial Officer of its subsidiary WISeSat.Space Corp. ("WISeSat") specialized in space-technology and secure satellite communications for IoT applications, effective February 2, 2026. Of note, in November 2025, WISeSat announced a Business Combination Agreement with Columbus Acquisition Corp.

    2/10/26 1:00:00 AM ET
    $CODA
    $COLA
    $LAES
    Industrial Machinery/Components
    Industrials
    Semiconductors
    Technology

    WISeKey and Partners Present the Human-AI-T Manifesto to at Davos 2026 during the WISeKey Event

    WISeKey and Partners Present the Human-AI-T Manifesto at Davos 2026 during the WISeKey Event Ensuring Human Control, Trust, and Values in the Age of AGI and Quantum Computing For more information visit: https://www.wisekey.com/embedding-human-values-into-ai/ Davos, Switzerland, January 19, 2026 – WISeKey International Holding Ltd ("WISeKey") ((SIX: WIHN, NASDAQ:WKEY), a leading global cybersecurity, blockchain, and IoT company, today announces that in collaborations with its partners, gathered at the WISeKey Davos Event, will formally present the Human-AI-T (Human – Artificial Intelligence – Trust) Manifesto, a global framework designed to safeguard human sovereignty, trust, and ethical g

    1/19/26 1:00:00 AM ET
    $LAES
    $WKEY
    Semiconductors
    Technology
    EDP Services

    SEALSQ Appoints Rolf Gobet as Director of Its Geneva Quantum Center of Excellence

    Geneva, Switzerland, Dec. 12, 2025 (GLOBE NEWSWIRE) -- SEALSQ Corp (NASDAQ:LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, today announces the appointment of Rolf Gobet as Director of its Geneva Quantum Center of Excellence. This appointment represents a major step forward in the development of the SEALSQ Quantum Corridor, an ambitious pan-European initiative designed to connect world-class research institutions, semiconductor hubs, industrial partners, and government agencies into a unified ecosystem focused on post-quantum cybersecurity and quantum-enabled innovation. The Gen

    12/12/25 1:00:00 AM ET
    $LAES
    $WKEY
    Semiconductors
    Technology
    EDP Services

    $LAES
    Financials

    Live finance-specific insights

    View All

    SEALSQ Corp Announces 9M 2025 Preliminary Revenue and Key Financial Metrics

    Geneva, Switzerland, Oct. 08, 2025 (GLOBE NEWSWIRE) -- Updates on Quantum Shield QS7001™ Launch in November 2025 and WISeSat 3.0 PQC Launch in the Same MonthReaffirms its FY 2025 Revenue Guidance of $17.5 Million – $20.0 Million, Representing a 59%–82% Year-on-Year GrowthNew Quantum-Resistant Offerings, Quantix Edge Partnership, and IC'ALPS Acquisition to Drive 2026 Revenue Surge and Global Expansion SEALSQ Corp (NASDAQ:LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, today announces its preliminary unaudited financial metrics for the nine-month period ended September 30, 2025

    10/8/25 9:28:00 AM ET
    $LAES
    Semiconductors
    Technology

    WISeKey Reports H1 2025 Results; Updates on the Quantum Convergence Strategy Underpinned by a Strong Balance Sheet

    WISeKey Reports H1 2025 Results; Updates on the Quantum Convergence Strategy Underpinned by a Strong Balance Sheet Schedules Conference Call and Webcast for Friday, September 26 at 8:00 am ET (2:00 pm CET) Geneva, Switzerland – September 23, 2025: – Ad-Hoc announcement pursuant to Art. 53 of SIX Listing Rules – WISeKey International Holding Ltd. ("WISeKey", the "Group" or the "Company") ((SIX: WIHN, NASDAQ:WKEY), a global leader in cybersecurity, digital identity, and Internet of Things (IoT) innovations operating as a holding company, today announces its unaudited financial results for the six-month period ending June 30, 2025 (H1 2025). WISeKey's performance in the first half of 2025 is

    9/23/25 3:23:20 PM ET
    $LAES
    $WKEY
    Semiconductors
    Technology
    EDP Services

    SEALSQ Corp Reports H1 2025 Results; Provides Updates on its FY 2025 Revenue Guidance of $17.5 to $20.0 Million, Representing 59% to 82% Growth Year-on-Year, Strong Balance Sheet, Strategic Milestones, and Post-Quantum Growth Outlook

    Geneva, Switzerland, Sept. 09, 2025 (GLOBE NEWSWIRE) -- Schedules Conference Call and Webcast for Wednesday, September 10 at 9:00 am ET (3:00 pm CET) Updates FY 2025 Revenue Guidance of Between $17.5 Million to $20.0 Million, Representing Year-on-Year Growth of 59% - 82% New Quantum Resistant Chip Offering, Quantix Edge Security Joint Venture and IC'ALPS ASIC Acquisition Expected to Drive 2026 Revenue Growth and Global Expansion SEALSQ Corp (NASDAQ:LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, today reports its interim financial results for the six-month period ended June

    9/9/25 4:05:00 PM ET
    $LAES
    Semiconductors
    Technology