Form 4: Harry L. You Reports Horizon Quantum Holdings Share Acquisition

Harry L. You, a Director and 10% Owner, reported the acquisition of Class A Ordinary Shares and Warrants in Horizon Quantum Holdings Ltd. following a business combination.

Summary

• Harry L. You, a Director and 10% Owner of Horizon Quantum Holdings Ltd., reported transactions related to a business combination.
• You acquired 1,163,484 Class A Ordinary Shares of Horizon Quantum Holdings Ltd. on March 19, 2026.
• These shares were issued pursuant to the Business Combination Agreement, dated September 9, 2025, upon the exchange of 1,163,484 shares of Class A common stock of dMY Squared Technology Group, Inc. (DMY).
• The closing price of DMY's Class A common stock on the effective date of the Business Combination was $13.50.
• You also acquired 2,884,660 warrants of Horizon Quantum Holdings Ltd. on March 19, 2026.
• These warrants were issued in exchange for 2,884,660 warrants of DMY, with a conversion or exercise price of $11.5.
• The closing price of DMY's warrants on the effective date of the Business Combination was $2.69.
• The securities are held of record by dMY Squared Sponsor, LLC, where Harry L. You is the managing member with voting and investment discretion.
• You disclaims beneficial ownership of the reported securities, except to the extent of his pecuniary interest therein.
• Horizon Quantum Holdings Ltd.'s status as a foreign private issuer exempts these transactions from Sections 16(b) and 16(c) of the Exchange Act.

Sentiment

Score: 7

Explanation: StockSavvy.ai views this as a moderately positive signal, as a director and significant owner is increasing their stake (albeit through a merger exchange), indicating continued alignment with the company's future.

Positives

• A significant insider (Director and 10% Owner) has acquired a substantial stake in the company following a business combination, which can signal confidence in the new entity's future prospects.
• The completion of the business combination indicates a strategic milestone for Horizon Quantum Holdings Ltd.

Future Outlook

N/A

Management Comments

• "Each of the Sponsor and Mr. You is a 'Reporting Person' and may be deemed to beneficially own the securities reported herein; however, each Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein."

Industry Context

StockSavvy.ai notes that insider transactions, especially those following a significant corporate event like a business combination, often signal confidence from key stakeholders in the newly formed entity's prospects. This transaction reflects the finalization of the merger between Horizon Quantum Computing Pte. Ltd. and dMY Squared Technology Group, Inc., forming Horizon Quantum Holdings Ltd., and the continued alignment of a significant owner's interests.

Related Party Transactions

• The acquisition of shares and warrants by dMY Squared Sponsor, LLC, where Harry L. You is a managing member, constitutes a related party transaction as part of the business combination.

Stakeholder Impact

• Shareholders of dMY Squared Technology Group, Inc. (DMY) received shares in Horizon Quantum Holdings Ltd. as a result of the business combination, impacting their ownership in the combined entity.
• Harry L. You's continued significant indirect stake aligns his interests with other shareholders, potentially fostering confidence in the company's direction.

Key Dates

Recommendation

The filing details an insider's acquisition of a significant stake in Horizon Quantum Holdings Ltd. following a business combination. While this indicates confidence from a key stakeholder, a Form 4 primarily reports a transaction rather than providing new operational or financial performance data. Therefore, a 'hold' recommendation is appropriate, pending further fundamental analysis of the combined entity.

Keywords

Horizon Quantum Holdings, HQ, Harry L. You, Form 4, Insider Transaction, Business Combination, Warrants, Class A Ordinary Shares, dMY Squared Technology Group