Welcome to our dedicated page for dMY Squared Technology Group SEC filings (Ticker: DMYYU), 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.
The SEC filings page for DMYYU provides access to the regulatory documents of dMY Squared Technology Group, Inc. as a blank check company pursuing a business combination. These filings offer detailed information on the structure of the DMYYU units, the company’s trust account arrangements, extensions of its business combination deadline, and the terms of its proposed transaction with Horizon Quantum Holdings Pte. Ltd. and Horizon Quantum Computing Pte. Ltd.
Key documents include multiple Form 8-K reports describing material events. These 8-Ks outline the execution of the business combination agreement, the planned registration statement on Form F‑4 that will include a preliminary proxy statement of dMY Squared and a preliminary prospectus of Horizon Quantum Holdings, and the mailing of a definitive proxy statement/prospectus to shareholders once the registration statement is declared effective. Other 8-K filings detail PIPE Subscription Agreements for a private placement of Class A ordinary shares in connection with the business combination, including a side letter with IonQ, Inc. addressing board nomination rights, lock-up provisions, and conditions related to a commercial agreement for quantum computing hardware.
Additional 8-K filings document extensions of the deadline by which dMY Squared must consummate an initial business combination, along with deposits into the company’s trust account. These filings reference the company’s amended and restated articles of organization, which provide for a series of one-month extensions up to a specified final date, subject to board approval and related funding.
Through this page, users can review dMY Squared’s SEC reports, including its Annual Report on Form 10‑K, Quarterly Reports on Form 10‑Q, and current reports on Form 8‑K, as referenced in the company’s disclosures. These documents also contain “Risk Factors” sections and cautionary notes regarding forward-looking statements, which the company highlights in its filings. By combining real-time access to EDGAR updates with AI-powered summaries, this page helps explain the implications of complex filings, such as the business combination agreement, PIPE financing terms, exchange listing conditions, and trust account mechanics, in a more accessible way for investors researching DMYYU and related securities.
dMY Squared Technology Group, Inc. filed a Form 15 certifying termination of its registration under Section 12(g) of the Securities Exchange Act and suspension of the duty to file reports under Sections 13 and 15(d). The filing covers Units (one Class A share plus one-half warrant), Class A common stock (par value $0.0001), and Redeemable Warrants exercisable for one Class A share at an exercise price of $11.50. The filing lists no other classes that remain subject to ongoing reporting. The Form 15 was signed by Harry L. You, Chief Executive Officer and Chief Financial Officer, on March 20, 2026.
dMY Squared Technology Group, Inc. filed a Form 15 certifying termination of its registration under Section 12(g) of the Securities Exchange Act and suspension of the duty to file reports under Sections 13 and 15(d). The filing covers Units (one Class A share plus one-half warrant), Class A common stock (par value $0.0001), and Redeemable Warrants exercisable for one Class A share at an exercise price of $11.50. The filing lists no other classes that remain subject to ongoing reporting. The Form 15 was signed by Harry L. You, Chief Executive Officer and Chief Financial Officer, on March 20, 2026.
dMY Squared Technology Group, Inc. reported that 1,163,484 shares of its Class B common stock were converted into an equal number of Class A common shares. This was done on a one-for-one basis in connection with and immediately prior to the closing of its business combination with Horizon Quantum Computing Pte. Ltd. and Horizon Quantum Holdings Ltd.
The Class B shares had been held of record by dMY Squared Sponsor, LLC, which now holds 1,163,484 Class A shares after the conversion. The filing notes that Harry L. You, as managing member of the Sponsor, may be deemed to beneficially own these securities, although each reporting person disclaims beneficial ownership except to the extent of any pecuniary interest.
dMY Squared Technology Group, Inc. reported that 1,163,484 shares of its Class B common stock were converted into an equal number of Class A common shares. This was done on a one-for-one basis in connection with and immediately prior to the closing of its business combination with Horizon Quantum Computing Pte. Ltd. and Horizon Quantum Holdings Ltd.
The Class B shares had been held of record by dMY Squared Sponsor, LLC, which now holds 1,163,484 Class A shares after the conversion. The filing notes that Harry L. You, as managing member of the Sponsor, may be deemed to beneficially own these securities, although each reporting person disclaims beneficial ownership except to the extent of any pecuniary interest.
dMY Squared Technology Group, Inc. completed its previously announced business combination with Horizon Quantum Computing on March 19, 2026. Horizon became a wholly owned subsidiary of Horizon Quantum Holdings Ltd. (“Holdco”), and dMY Squared became a wholly owned subsidiary of Holdco.
Holdco’s Class A ordinary shares and warrants began trading on Nasdaq under the symbols “HQ” and “HQWWW” on March 20, 2026. In connection with the deal, 1,403,777 SPAC public shares were redeemed at approximately $11.82 per share, for an aggregate redemption payment of about $16.47 million.
The company assigned its warrant agreement to Holdco so that each former dMY warrant now represents the right to acquire Holdco Class A ordinary shares. A change in control occurred, with dMY Squared now controlled by Holdco, and a new slate of directors and officers was put in place at Horizon.
dMY Squared Technology Group, Inc. completed its previously announced business combination with Horizon Quantum Computing on March 19, 2026. Horizon became a wholly owned subsidiary of Horizon Quantum Holdings Ltd. (“Holdco”), and dMY Squared became a wholly owned subsidiary of Holdco.
Holdco’s Class A ordinary shares and warrants began trading on Nasdaq under the symbols “HQ” and “HQWWW” on March 20, 2026. In connection with the deal, 1,403,777 SPAC public shares were redeemed at approximately $11.82 per share, for an aggregate redemption payment of about $16.47 million.
The company assigned its warrant agreement to Holdco so that each former dMY warrant now represents the right to acquire Holdco Class A ordinary shares. A change in control occurred, with dMY Squared now controlled by Holdco, and a new slate of directors and officers was put in place at Horizon.
dMY Squared Technology Group, Inc. filed a current report detailing the completion of its previously announced business combination with Horizon Quantum Computing Pte. Ltd., a quantum software infrastructure company. The deal provides Horizon Quantum with approximately $120 million in gross proceeds before expenses.
The combined company’s Class A ordinary shares and warrants are expected to begin trading on Nasdaq on March 20, 2026 under the ticker symbols “HQ” and “HQWWW.” Horizon Quantum intends to use the capital to accelerate research and development, expand its hardware testbed, and further advance its Triple Alpha integrated development environment.
dMY Squared Technology Group, Inc. filed a current report detailing the completion of its previously announced business combination with Horizon Quantum Computing Pte. Ltd., a quantum software infrastructure company. The deal provides Horizon Quantum with approximately $120 million in gross proceeds before expenses.
The combined company’s Class A ordinary shares and warrants are expected to begin trading on Nasdaq on March 20, 2026 under the ticker symbols “HQ” and “HQWWW.” Horizon Quantum intends to use the capital to accelerate research and development, expand its hardware testbed, and further advance its Triple Alpha integrated development environment.
dMY Squared Technology Group, Inc. reported that shareholders approved all proposals presented at a virtual special meeting held on March 17, 2026. Multiple resolutions, including the Business Combination Proposal, received strong majority support, with "for" votes generally above two million against only tens of thousands of "against" votes.
Because the Business Combination Proposal passed with sufficient support, the separate Adjournment Proposal described in the February 17, 2026 proxy statement was not put to a vote. The company’s chief executive officer, chief financial officer and chairman, Harry L. You, signed the report on behalf of the company.
dMY Squared Technology Group, Inc. reported that shareholders approved all proposals presented at a virtual special meeting held on March 17, 2026. Multiple resolutions, including the Business Combination Proposal, received strong majority support, with "for" votes generally above two million against only tens of thousands of "against" votes.
Because the Business Combination Proposal passed with sufficient support, the separate Adjournment Proposal described in the February 17, 2026 proxy statement was not put to a vote. The company’s chief executive officer, chief financial officer and chairman, Harry L. You, signed the report on behalf of the company.
dMY Squared Technology Group, Inc. filed a current report highlighting progress on its proposed business combination with Horizon Quantum Computing. The companies issued a press release detailing Horizon’s recent operational and governance milestones as it prepares to become publicly traded through the transaction.
The filing notes that a registration statement on Form F-4 for the deal became effective on February 17, 2026, and that a definitive proxy statement/prospectus has been mailed to dMY shareholders. dMY plans to hold a special shareholder meeting on March 17, 2026 to vote on proposals related to the business combination.
The disclosure reiterates that closing remains subject to shareholder approvals, customary conditions and related financing, including a contemplated private placement of approximately $111.9 million of Holdco or Horizon Quantum Class A ordinary shares, and it provides extensive cautionary language about forward-looking statements and transaction risks.
dMY Squared Technology Group, Inc. filed a current report highlighting progress on its proposed business combination with Horizon Quantum Computing. The companies issued a press release detailing Horizon’s recent operational and governance milestones as it prepares to become publicly traded through the transaction.
The filing notes that a registration statement on Form F-4 for the deal became effective on February 17, 2026, and that a definitive proxy statement/prospectus has been mailed to dMY shareholders. dMY plans to hold a special shareholder meeting on March 17, 2026 to vote on proposals related to the business combination.
The disclosure reiterates that closing remains subject to shareholder approvals, customary conditions and related financing, including a contemplated private placement of approximately $111.9 million of Holdco or Horizon Quantum Class A ordinary shares, and it provides extensive cautionary language about forward-looking statements and transaction risks.
dMY Squared Technology Group, Inc. updated terms of its previously arranged approximately $111.9 million PIPE investment supporting its business combination with Horizon Quantum. Certain PIPE investors may now use dMY Class A shares they already own or buy in the open market to satisfy their PIPE commitments on a one-for-one basis, if they agree not to sell or redeem those shares and to follow specified voting and abstention conditions.
The company and IonQ, Inc. also amended an earlier side letter so that closing of IonQ’s PIPE subscription is no longer conditioned on entering a separate commercial quantum hardware agreement. The filing reiterates that a Form F-4 registration statement and definitive proxy statement/prospectus for the merger and PIPE transaction are effective and available to shareholders.
dMY Squared Technology Group, Inc. updated terms of its previously arranged approximately $111.9 million PIPE investment supporting its business combination with Horizon Quantum. Certain PIPE investors may now use dMY Class A shares they already own or buy in the open market to satisfy their PIPE commitments on a one-for-one basis, if they agree not to sell or redeem those shares and to follow specified voting and abstention conditions.
The company and IonQ, Inc. also amended an earlier side letter so that closing of IonQ’s PIPE subscription is no longer conditioned on entering a separate commercial quantum hardware agreement. The filing reiterates that a Form F-4 registration statement and definitive proxy statement/prospectus for the merger and PIPE transaction are effective and available to shareholders.
dMY Squared Technology Group, Inc. reported that Horizon Quantum Holdings Ltd. has expanded its private placement PIPE financing in connection with their pending business combination with Horizon Quantum Computing Pte. Ltd.
Holdco previously agreed to sell approximately $110.4 million of Class A ordinary shares and has now entered additional Subscription Agreements for another $1,450,000 of PIPE shares at the same per share Redemption Price. This brings the aggregate PIPE Investment to $111,862,500.
The new commitments include a $1,000,000 investment by Penchant Family Holdings LLC, an entity controlled by Penchant Holdings, Inc., whose President, Danielle Lambert, is a director nominee of Holdco. The PIPE financing and business combination remain subject to the conditions described in the effective Form F-4 Registration Statement and the related proxy statement/prospectus.
dMY Squared Technology Group, Inc. reported that Horizon Quantum Holdings Ltd. has expanded its private placement PIPE financing in connection with their pending business combination with Horizon Quantum Computing Pte. Ltd.
Holdco previously agreed to sell approximately $110.4 million of Class A ordinary shares and has now entered additional Subscription Agreements for another $1,450,000 of PIPE shares at the same per share Redemption Price. This brings the aggregate PIPE Investment to $111,862,500.
The new commitments include a $1,000,000 investment by Penchant Family Holdings LLC, an entity controlled by Penchant Holdings, Inc., whose President, Danielle Lambert, is a director nominee of Holdco. The PIPE financing and business combination remain subject to the conditions described in the effective Form F-4 Registration Statement and the related proxy statement/prospectus.
dMY Squared Technology Group, Inc. extended the deadline to complete its initial business combination by one month, moving the date from February 28, 2026 to March 29, 2026. This is the second of up to five one-month extensions the board is allowed to approve.
The company’s Amended and Restated Articles of Organization permit up to five monthly extensions, which could push the final deadline to June 29, 2026 if all are used. The extension was approved by the board of directors via resolution under this existing authority.
dMY Squared Technology Group, Inc. extended the deadline to complete its initial business combination by one month, moving the date from February 28, 2026 to March 29, 2026. This is the second of up to five one-month extensions the board is allowed to approve.
The company’s Amended and Restated Articles of Organization permit up to five monthly extensions, which could push the final deadline to June 29, 2026 if all are used. The extension was approved by the board of directors via resolution under this existing authority.
dMY Squared Technology Group is asking shareholders to approve a business combination with Singapore-based Horizon Quantum Computing via a new holding company, Horizon Quantum Holdings Ltd. The registration covers the issuance of up to 24,166,557 Holdco Class A ordinary shares, alongside Class B shares and warrants tied to the merger.
The deal includes an estimated $503 million equity valuation for Horizon, a PIPE investment of $110.4 million at the SPAC redemption price, and additional SAFE financing. Post‑closing, Horizon’s founder is expected to control about 64.1% of the voting power through a dual‑class structure, while public shareholders would own about 4.3% of Holdco shares and 2.5% of voting power, implying significant dilution and concentrated control.
dMY Squared Technology Group is asking shareholders to approve a business combination with Singapore-based Horizon Quantum Computing via a new holding company, Horizon Quantum Holdings Ltd. The registration covers the issuance of up to 24,166,557 Holdco Class A ordinary shares, alongside Class B shares and warrants tied to the merger.
The deal includes an estimated $503 million equity valuation for Horizon, a PIPE investment of $110.4 million at the SPAC redemption price, and additional SAFE financing. Post‑closing, Horizon’s founder is expected to control about 64.1% of the voting power through a dual‑class structure, while public shareholders would own about 4.3% of Holdco shares and 2.5% of voting power, implying significant dilution and concentrated control.