• 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 Xanadu Quantum Technologies Limited

    5/15/26 12:42:36 PM ET
    $XNDU
    Computer Manufacturing
    Technology
    Get the next $XNDU 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)


    Xanadu Quantum Technologies Ltd

    (Name of Issuer)


    Class B Subordinate Voting Shares

    (Title of Class of Securities)




    98390R102

    (CUSIP Number)
    03/31/2026

    (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)




    schemaVersion:


    SCHEDULE 13G

    CUSIP Number(s):
    98390R102


    1Names of Reporting Persons

    Polar Asset Management Partners 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

    ONTARIO, CANADA
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    2,000,000.00
    6Shared Voting Power

    0.00
    7Sole Dispositive Power

    2,000,000.00
    8Shared Dispositive Power

    0.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    2,000,000.00
    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)

    4.6 %
    12Type of Reporting Person (See Instructions)

    IA


    SCHEDULE 13G

    Item 1. 
    (a)Name of issuer:

    Xanadu Quantum Technologies Ltd
    (b)Address of issuer's principal executive offices:

    777 BAY STREET, SUITE 2400, TORONTO, M5G 2C8, Ontario, Canada
    Item 2. 
    (a)Name of person filing:

    This statement is filed by Polar Asset Management Partners Inc., a company incorporated under the laws of Ontario, Canada, which serves as the investment advisor to Polar Multi-Strategy Master Fund, a Cayman Islands exempted company ("PMSMF") and Polar Long/Short Master Fund, a Cayman Islands exempted company ("PLSMF") (together with PMSMF, the "Polar Vehicles").
    (b)Address or principal business office or, if none, residence:

    16 York Street, Suite 2900, Toronto, Ontario, M5J 0E6
    (c)Citizenship:

    Canada
    (d)Title of class of securities:

    Class B Subordinate Voting Shares
    (e)CUSIP No.:

    98390R102
    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 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).
     
    The Reporting Person is an investment fund manager, portfolio manager, exempt market dealer and commodity trading manager registered with the Ontario Securities Commission.
    Item 4.Ownership
    (a)Amount beneficially owned:

    2000000
    (b)Percent of class:

    4.6  %
    (c)Number of shares as to which the person has:
     (i) Sole power to vote or to direct the vote:

    2000000

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

    0

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

    2000000

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

    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.

     
    Polar Asset Management Partners Inc.
     
    Signature:Andrew Ma
    Name/Title:Chief Compliance Officer
    Date:05/15/2026
    Get the next $XNDU 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
    $XNDU

    DatePrice TargetRatingAnalyst
    4/23/2026$45.00Buy
    Canaccord Genuity
    4/20/2026$43.00Outperform
    Northland Capital
    More analyst ratings

    $XNDU
    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

    Canaccord Genuity initiated coverage on Xanadu Quantum Technologies Inc. with a new price target

    Canaccord Genuity initiated coverage of Xanadu Quantum Technologies Inc. with a rating of Buy and set a new price target of $45.00

    4/23/26 7:56:54 AM ET
    $XNDU
    Computer Manufacturing
    Technology

    Northland Capital initiated coverage on Xanadu Quantum Technologies Inc. with a new price target

    Northland Capital initiated coverage of Xanadu Quantum Technologies Inc. with a rating of Outperform and set a new price target of $43.00

    4/20/26 8:29:27 AM ET
    $XNDU
    Computer Manufacturing
    Technology

    $XNDU
    Press Releases

    Fastest customizable press release news feed in the world

    View All

    Xanadu breakthrough lowers the cost of quantum applications

    TORONTO, May 21, 2026 /CNW/ - Xanadu Quantum Technologies Limited ("Xanadu") (NASDAQ:XNDU) (TSX:XNDU) today announced an algorithmic breakthrough in Quantum Read-Only Memory (QROM), a vital component for executing advanced quantum applications. This new implementation is expected to reduce the number of expensive quantum operations by approximately twofold, directly overcoming a significant hardware bottleneck that challenges near-term, utility-scale fault-tolerant quantum computers. QROM is an algorithmic subroutine for loading classical data onto a quantum computer, and constitutes a major bottleneck for applications of quantum computers. Despite its critical importance, QROM performance h

    5/21/26 7:00:00 AM ET
    $XNDU
    Computer Manufacturing
    Technology

    Xanadu Announces $300 Million Synthetic At-The-Market Program

    TORONTO, May 21, 2026 /CNW/ - Xanadu Quantum Technologies Limited ("Xanadu" or the "Company"; (Nasdaq: XNDU) (TSX:XNDU), a leading photonic quantum computing company, today announced that it has entered into a synthetic at-the-market equity facility for up to $300 million (the "Program") with YA II PN, Ltd. ("Yorkville Advisors"). The Company intends to use the net proceeds, if any, for working capital and general corporate purposes. The Program provides Xanadu with the ability, but not the obligation, to issue and sell to Yorkville Advisors up to $300 million of its Class B subordinate voting shares in private placements over a term of three years, subject to certain limitations and conditi

    5/21/26 6:00:00 AM ET
    $XNDU
    Computer Manufacturing
    Technology

    Xanadu Announces First Quarter 2026 Results

    The Company is on a Mission to Build Quantum Computers That Are Useful and Available to People EverywhereTORONTO, May 14, 2026 /CNW/ - Xanadu Quantum Technologies Ltd. ("Xanadu" or the "Company") (NASDAQ:XNDU) (TSX:XNDU), a leading photonic quantum computing company, today announced financial results for the first quarter ended March 31, 2026. "I started Xanadu in 2016 with a whitepaper and a conviction that photonics was the right path to a scalable quantum computer. After a decade of research, peer-reviewed breakthroughs, and a public listing on Nasdaq and the TSX, I am more convinced of that than ever," said Dr. Christian Weedbrook, Founder and Chief Executive Officer of Xanadu. "We belie

    5/14/26 4:07:00 PM ET
    $XNDU
    Computer Manufacturing
    Technology

    $XNDU
    SEC Filings

    View All

    SEC Form EFFECT filed by Xanadu Quantum Technologies Limited

    EFFECT - Xanadu Quantum Technologies Ltd (0002097163) (Filer)

    6/2/26 12:15:14 AM ET
    $XNDU
    Computer Manufacturing
    Technology

    SEC Form 424B3 filed by Xanadu Quantum Technologies Limited

    424B3 - Xanadu Quantum Technologies Ltd (0002097163) (Filer)

    6/1/26 4:15:28 PM ET
    $XNDU
    Computer Manufacturing
    Technology

    SEC Form S-8 filed by Xanadu Quantum Technologies Limited

    S-8 - Xanadu Quantum Technologies Ltd (0002097163) (Filer)

    5/26/26 4:05:48 PM ET
    $XNDU
    Computer Manufacturing
    Technology

    $XNDU
    Financials

    Live finance-specific insights

    View All

    Xanadu Announces First Quarter 2026 Results

    The Company is on a Mission to Build Quantum Computers That Are Useful and Available to People EverywhereTORONTO, May 14, 2026 /CNW/ - Xanadu Quantum Technologies Ltd. ("Xanadu" or the "Company") (NASDAQ:XNDU) (TSX:XNDU), a leading photonic quantum computing company, today announced financial results for the first quarter ended March 31, 2026. "I started Xanadu in 2016 with a whitepaper and a conviction that photonics was the right path to a scalable quantum computer. After a decade of research, peer-reviewed breakthroughs, and a public listing on Nasdaq and the TSX, I am more convinced of that than ever," said Dr. Christian Weedbrook, Founder and Chief Executive Officer of Xanadu. "We belie

    5/14/26 4:07:00 PM ET
    $XNDU
    Computer Manufacturing
    Technology

    Xanadu to Report First Quarter 2026 Financial Results on May 14th, 2026

    TORONTO, May 1, 2026 /CNW/ - Xanadu Quantum Technologies Ltd. ("Xanadu") (NASDAQ:XNDU) (TSX:XNDU), a leading photonic quantum computing company, today announced that the company will release its financial results for the quarter ended March 31st, 2026, on May 14th, 2026, after the financial markets close. Xanadu will host a conference call the same day at 4:30 PM EDT to discuss the results and business outlook. The call will be available live via webcast here or on the company's website here. The call will also be accessible by telephone at 1-888-349-0106 (USA/Canada toll-free) or 1-412-902-0131 (International). Participants must ask to be joined into the Xanadu Quantum Technologies Ltd. (Na

    5/1/26 8:00:00 AM ET
    $XNDU
    Computer Manufacturing
    Technology

    Xanadu Announces Fourth Quarter and Full Year 2025 Results

    Following its Public Listing in the First Quarter of 2026, Xanadu Entered 2026 with Strengthened Capital Resources to Execute Against a Multi-Year Technology Roadmap Spanning Fault Tolerance, Manufacturing Scale-Up, and Commercial Adoption  Introduced Aurora, the World's First Modular, Networked Photonic Quantum Computer With Real-Time Error Correction1 Advanced to Stage B of DARPA's Quantum Benchmarking Initiative ("QBI") Program, Unlocking up to an Additional $15 Million in U.S. Government Funds Selected for Canada's Quantum Champions Program Providing Additional Funding Support of up to CAD $23 Million Expanded Adoption of PennyLane, Further Establishing Xanadu's Software Platform as

    4/9/26 5:06:31 PM ET
    $XNDU
    Computer Manufacturing
    Technology