• 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 IB Acquisition Corp.

    10/14/25 2:34:59 PM ET
    $IBAC
    Blank Checks
    Finance
    Get the next $IBAC 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)


    IB Acquisition Corp.

    (Name of Issuer)


    Shares of common stock, par value $0.0001 per share

    (Title of Class of Securities)


    44934N108

    (CUSIP Number)


    09/30/2025

    (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 checked   Rule 13d-1(b)
    Checkbox not checked   Rule 13d-1(c)
    Checkbox not checked   Rule 13d-1(d)






    SCHEDULE 13G

    CUSIP No.
    44934N108


    1Names of Reporting Persons

    Wealthspring Capital LLC
    2Check the appropriate box if a member of a Group (see instructions)

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

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

    0.00
    6Shared Voting Power

    0.00
    7Sole Dispositive Power

    0.00
    8Shared Dispositive Power

    0.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    0.00
    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)

    0 %
    12Type of Reporting Person (See Instructions)

    IA, PN


    SCHEDULE 13G

    CUSIP No.
    44934N108


    1Names of Reporting Persons

    Matthew Simspon
    2Check the appropriate box if a member of a Group (see instructions)

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

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

    0.00
    6Shared Voting Power

    0.00
    7Sole Dispositive Power

    0.00
    8Shared Dispositive Power

    0.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    0.00
    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)

    0 %
    12Type of Reporting Person (See Instructions)

    IA, HC, PN


    SCHEDULE 13G

    Item 1. 
    (a)Name of issuer:

    IB Acquisition Corp.
    (b)Address of issuer's principal executive offices:

    2500 N MILITARY TRAIL, SUITE 160-A, BOCA RATON, FLORIDA 33431
    Item 2. 
    (a)Name of person filing:

    Wealthspring Capital LLC Matthew Simspon
    (b)Address or principal business office or, if none, residence:

    2 WESTCHESTER PARK DRIVE SUITE 108 WEST HARRISON, New York 10604
    (c)Citizenship:

    Wealthspring Capital LLC - NEW YORK Matthew Simspon - UNITED STATES
    (d)Title of class of securities:

    Shares of common stock, par value $0.0001 per share
    (e)CUSIP No.:

    44934N108
    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 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 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:

    0
    (b)Percent of class:

    0  %
    (c)Number of shares as to which the person has:
     (i) Sole power to vote or to direct the vote:

    Wealthspring Capital LLC - 0 Matthew Simspon - 0

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

    Wealthspring Capital LLC - 0 Matthew Simspon - 0

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

    Wealthspring Capital LLC - 0 Matthew Simspon - 0

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

    Wealthspring Capital LLC - 0 Matthew Simspon - 0

    Item 5.Ownership of 5 Percent or Less of a Class.
     
    Checkbox checked    Ownership of 5 percent or less of a class
    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 acquired and are held in the ordinary course of business and 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.

     
    Wealthspring Capital LLC
     
    Signature:/s/ Matthew Simpson
    Name/Title:Matthew Simpson / Manager
    Date:10/09/2025
     
    Matthew Simspon
     
    Signature:/s/ Matthew Simpson
    Name/Title:Matthew Simpson
    Date:10/09/2025
    Exhibit Information

    Exhibit 99.1 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with all other Reporting Persons (as such term is defined in the Schedule 13G referred to below) on behalf of each of them a statement on Schedule 13G (including amendments thereto, if any) with respect to the ordinary shares of IB Acquisition Corp., and that this Agreement may be included as an Exhibit to such joint filing. Each of the undersigned agrees to be responsible for the timely filing of the Schedule 13G and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completeness or accuracy of the information concerning the other persons making the filing, unless such person knows or has reason to believe that such information is inaccurate. IN WITNESS WHEREOF, the undersigned hereby execute this Agreement as of October 9, 2025. Wealthspring Capital LLC /s/ Matthew Simpson Name: Matthew Simpson Title: Manager /s/ Matthew Simpson Name: Matthew Simpson

    Get the next $IBAC 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
    $IBAC

    DatePrice TargetRatingAnalyst
    More analyst ratings

    $IBAC
    Press Releases

    Fastest customizable press release news feed in the world

    View All

    GNQ Insilico Inc. to go Public Through Business Combination With IB Acquisition Corp. (NASDAQ: IBAC)

    BOCA RATON, FL AND TORONTO, ONTARIO, March 16, 2026 (GLOBE NEWSWIRE) -- GNQ Insilico Inc. ("GNQ" or the "Company"), a corporation formed under the federal laws of Canada, and IB Acquisition Corp. (NASDAQ:IBAC) ("IBAC"), a Nevada special purpose acquisition company, today announced that they have entered into a definitive business combination agreement (the "BCA") pursuant to which IBAC will acquire all of the issued and outstanding shares in the capital of GNQ by way of a statutory plan of arrangement under the Canada Business Corporations Act (the "Transaction"). Following closing of the Transaction, which is expected in the third quarter of 2026, the combined company expects to be public

    3/16/26 1:45:00 PM ET
    $IBAC
    Blank Checks
    Finance

    $IBAC
    Insider Trading

    Insider transactions reveal critical sentiment about the company from key stakeholders. See them live in this feed.

    View All

    SEC Form 4 filed by Aqr Capital Management Holdings, Llc

    4 - IB Acquisition Corp. (0001998781) (Issuer)

    3/25/26 4:18:57 PM ET
    $IBAC
    Blank Checks
    Finance

    SEC Form 4 filed by Aqr Capital Management Holdings, Llc

    4 - IB Acquisition Corp. (0001998781) (Issuer)

    3/24/26 4:58:49 PM ET
    $IBAC
    Blank Checks
    Finance

    Large owner Aqr Capital Management Holdings, Llc sold $2,044,215 worth of shares (195,806 units at $10.44) (SEC Form 4)

    4 - IB Acquisition Corp. (0001998781) (Issuer)

    10/14/25 4:29:40 PM ET
    $IBAC
    Blank Checks
    Finance

    $IBAC
    SEC Filings

    View All

    SEC Form 425 filed by IB Acquisition Corp.

    425 - IB Acquisition Corp. (0001998781) (Subject)

    4/17/26 5:28:30 PM ET
    $IBAC
    Blank Checks
    Finance

    Amendment: SEC Form SCHEDULE 13G/A filed by IB Acquisition Corp.

    SCHEDULE 13G/A - IB Acquisition Corp. (0001998781) (Subject)

    4/8/26 11:39:05 AM ET
    $IBAC
    Blank Checks
    Finance

    SEC Form 8-K filed by IB Acquisition Corp.

    8-K - IB Acquisition Corp. (0001998781) (Filer)

    3/27/26 4:23:13 PM ET
    $IBAC
    Blank Checks
    Finance

    $IBAC
    Large Ownership Changes

    This live feed shows all institutional transactions in real time.

    View All

    SEC Form SC 13G filed by IB Acquisition Corp.

    SC 13G - IB Acquisition Corp. (0001998781) (Subject)

    11/14/24 1:41:06 PM ET
    $IBAC
    Blank Checks
    Finance

    SEC Form SC 13G filed by IB Acquisition Corp.

    SC 13G - IB Acquisition Corp. (0001998781) (Subject)

    11/14/24 12:13:52 PM ET
    $IBAC
    Blank Checks
    Finance

    SEC Form SC 13G filed by IB Acquisition Corp.

    SC 13G - IB Acquisition Corp. (0001998781) (Subject)

    8/8/24 4:11:17 PM ET
    $IBAC
    Blank Checks
    Finance