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Horizon Quantum Holdings Ltd. SEC Filings

HQ NASDAQ

Welcome to our dedicated page for Horizon Quantum Holdings Ltd. SEC filings (Ticker: HQ), 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.

Horizon Quantum's SEC filings document foreign private issuer reports, material-event disclosures, governance changes, strategic agreements, operating and financial results, and capital-structure matters. Recent Form 6-K filings include exhibits for company press releases, disclosures about hardware-software collaboration, and board committee composition.

The filing record also reflects the company's public-company structure, including shareholder voting matters, security-structure disclosures, and governance reporting associated with Horizon Quantum Holdings Ltd. as a Nasdaq-listed foreign issuer focused on quantum software infrastructure.

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Tencent Holdings Limited, through its wholly owned subsidiary THL A12 Limited, reports beneficial ownership of 3,800,438 Class A Ordinary Shares of Horizon Quantum Holdings Ltd. This represents 11.1% of the Class A shares, giving Tencent and THL A12 sole voting and sole dispositive power over these shares.

The ownership percentage is based on 34,227,495 Class A Ordinary Shares outstanding as of June 30, 2026, as referenced from Horizon Quantum’s interim financial statements. Both reporting persons are organized offshore (Cayman Islands for Tencent and British Virgin Islands for THL A12), and this filing is identified as Amendment No. 1 to a Schedule 13G.

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Horizon Quantum Holdings Ltd. reports that Chief Product Officer Chew Qian Yi Amanda holds two stock option positions over its Class A Ordinary Shares. One option award is exercisable at $0.80 per option and, in aggregate, is exercisable for 152,187 Class A Ordinary Shares and is fully vested and exercisable, with an expiration date of March 1, 2032. A second award, granted on February 1, 2025, is exercisable at $7.00 per option for an aggregate of 152,187 Class A Ordinary Shares and expires on February 1, 2035. As of August 4, 2026, 46,875 of these latter options are fully vested and exercisable, with the remaining 15,625 vesting quarterly through the existing schedule.

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Horizon Quantum Holdings Ltd., a quantum-computing software company that went public via a March 2026 business combination with dMY Squared, reported a GAAP net loss of $118,786,726 for the six months ended June 30, 2026, with no revenue versus $38,462 a year earlier.

Operating expenses rose as the company scaled: research and development $4,742,435, selling and marketing $834,952, and general and administrative $7,451,257, producing an operating loss of $13,674,878. A non-cash loss of $105,317,692 from remeasuring warrant and SAFE derivative liabilities drove most of the bottom-line loss; Adjusted EBITDA was a loss of $9,561,286.

Following the SPAC merger and PIPE financing, net cash proceeds of $98,167,633 and warrant exercises lifted cash and cash equivalents to $113,254,440 and total equity to $43,675,534 as of June 30, 2026. Management states this cash will cover working-capital and capital needs for at least the next twelve months.

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Horizon Quantum Holdings reported fiscal second quarter 2026 results, with a net loss of $115,227,348 for the quarter, compared with $2,902,313 a year earlier. The loss included a $108,294,223 non-cash change in fair value of derivative liabilities. Basic and diluted net loss per ordinary share was $2.20 on 52,367,347 weighted-average shares.

As of June 30, 2026, cash and cash equivalents were $113,254,440, up from $222,939 at December 31, 2025, supported by $98,167,633 of merger and PIPE proceeds, $27,186,518 from warrant exercises, and $2,500,000 from SAFE notes. Total assets were $124,045,763, derivative warrant liabilities were $76,778,574, and stockholders’ equity was $43,675,534, versus a deficit of $4,662,625 at year-end.

Management highlighted the Beryllium quantum programming language and the Triple Alpha integrated development environment, alongside operation of its own superconducting quantum testbed and a planned 256-qubit trapped-ion system. The company cited a cash infusion from public warrant exercises and stated it anticipates sufficient financial runway for the foreseeable future.

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Horizon Quantum Holdings Ltd. appointed Ms. Qian Yi Amanda Chew as Chief Product Officer, with the role becoming effective on August 17, 2026, following Board approval on July 28, 2026. She will serve as Vice President of Product until the promotion takes effect.

Ms. Chew joined Horizon Quantum in November 2020 as Product Manager, was promoted to Director of Product in 2022 and to Vice President of Product in 2023. Previously, she held various roles at Microsoft Corp. from September 2014 to February 2020, most recently Senior Program Manager for Microsoft Visual Studio App Center. She holds a Bachelor of Science in mathematics and computer science from Brown University and executive certifications in design thinking, innovation, entrepreneurship, business strategy and finance from Stanford University, Wharton Executive Education and INSEAD Executive Education. This leadership change is incorporated by reference into the company’s registration statement on Form S-8 (File No. 333-296310).

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Horizon Quantum Holdings Ltd. received a Schedule 13D from Peak XV–affiliated funds, which jointly report beneficial ownership of 6,468,999 Class A Ordinary Shares, or 20.3% of the class based on 31,833,549 shares outstanding as of April 24, 2026. These shares stem from a $6,000,000 investment made between March 2020 and July 2025 in Horizon Quantum Computing Pte. Ltd., which converted into Horizon Quantum shares at the March 16, 2026 business combination closing. The Peak XV vehicles describe the position as an investment holding and say they may buy more or sell shares depending on business and market conditions, though they report no trades in the past 60 days. Their shares are largely subject to a lock-up lasting up to 24 months after closing, except that about 9.0% of each non‑affiliate holder’s position, including theirs, was released early. They also benefit from a registration rights agreement under which their resale registration statement was filed on April 16, 2026 and declared effective on April 23, 2026.

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Horizon Quantum Holdings Ltd. filings state that ICS Opportunities, Ltd., Millennium Management LLC, Millennium Group Management LLC and Israel A. Englander reported coordinated ownership information relating to Class A Ordinary Shares. The filing notes these reporting persons acquired beneficial ownership in excess of 5% on 06/17/2026 and by the filing date ceased to be beneficial owners of more than 5%.

The cover data shows shared voting and dispositive power values reported as 17,500 and 20,632 shares for certain reporting persons, and a Joint Filing Agreement dated June 24, 2026.

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Horizon Quantum Holdings Ltd. filed an initial insider ownership report for its Chief Legal Officer, Catherine Michele Fitzsimons. This Form 3 identifies her as an officer of the company but does not list any common stock or derivative security holdings or transactions.

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Horizon Quantum Holdings Ltd. reported its first quarter 2026 results, its first as a public company following the business combination with dMY Squared Technology Group, Inc. The deal transformed its balance sheet, lifting cash and cash equivalents to $96.6 million as of March 31, 2026, from $222,939 at December 31, 2025.

Total assets rose to $102.3 million, while stockholders’ equity improved from a deficit of $(4.7) million to positive equity of $83.9 million, reflecting new Ordinary Class A and Class B shares and conversion of prior preferred shares and SAFE liabilities into equity. The company remains in an investment phase, posting a net loss of $3.6 million, or $(0.09) per share, for the quarter.

Horizon Quantum highlighted progress in its quantum software platform Triple Alpha, expansion of its in-house quantum hardware testbed to add a second system, and new collaborations with hardware providers Alice & Bob and AQT. It also presented non-GAAP metrics, reporting first quarter EBITDA of $(3.3) million and Adjusted EBITDA of $(4.1) million, emphasizing continued investment in research, development, and business combination-related costs.

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Horizon Quantum Holdings Ltd. reported that on April 29, 2026, Peter Oey was appointed to its Board of Directors. He will serve as chairman of the audit committee and a member of the compensation committee, strengthening the company’s financial oversight and governance structure.

Harry You will remain on the audit committee, while Danielle Lambert, who chairs the nominating & corporate governance committee, will step down from the audit and compensation committees. The company highlights Mr. Oey’s extensive experience as Chief Financial Officer of Grab Holdings Ltd. and prior senior finance roles as the basis for his selection.

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FAQ

How many Horizon Quantum Holdings Ltd. (HQ) SEC filings are available on StockTitan?

StockTitan tracks 27 SEC filings for Horizon Quantum Holdings Ltd. (HQ), including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and Form 4 insider trading disclosures. Each filing includes AI-generated summaries, impact scoring, and sentiment analysis.

When was the most recent SEC filing for Horizon Quantum Holdings Ltd. (HQ)?

The most recent SEC filing for Horizon Quantum Holdings Ltd. (HQ) was filed on August 14, 2026.