SCHEDULE: Millennium Management Discloses Horizon Quantum Stake

Millennium Management and affiliates report a reduction in their beneficial ownership of Horizon Quantum Holdings Ltd. shares to below the 5% threshold.

Summary

• Millennium Management LLC, Millennium Group Management LLC, Israel A. Englander, and ICS Opportunities, Ltd. filed a Schedule 13G regarding their holdings in Horizon Quantum Holdings Ltd.
• The reporting persons previously held more than 5% of the Class A Ordinary Shares as of June 17, 2026.
• As of the filing date, the reporting persons have reduced their holdings and no longer beneficially own more than 5% of the outstanding Class A Ordinary Shares.
• The aggregate amount beneficially owned is 20,632 shares for the Millennium entities and Israel A. Englander, representing approximately 0.1% of the class.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral regulatory disclosure. It reflects standard portfolio rebalancing by an institutional investor rather than a material event for the company's operations.

Positives

• The filing confirms the reporting entities have transparently disclosed their change in ownership status as required by SEC regulations.

Negatives

• The reduction in holdings by a major institutional investor like Millennium Management may be perceived by some market participants as a lack of long-term conviction in the issuer.

Risks

• Market volatility associated with institutional divestment.
• Potential negative signaling effect on other investors due to the reduction of a significant position.

Future Outlook

The filing does not provide forward-looking guidance regarding the issuer's business operations, as it is a disclosure of beneficial ownership changes.

Industry Context

StockSavvy.ai notes that Schedule 13G filings are standard regulatory disclosures for institutional investors. The reduction of a position below the 5% reporting threshold is a routine portfolio management activity for large hedge funds like Millennium Management and does not necessarily reflect a fundamental change in the issuer's business prospects.

Comparison to Industry Standards

• The filing adheres to standard SEC reporting requirements for institutional investors under the Securities Exchange Act of 1934.
• The disclosure format is consistent with typical filings by major investment management firms.

Stakeholder Impact

• Shareholders may note the reduction in institutional interest, which could impact short-term liquidity or sentiment.

Next Steps

• No further actions required by the reporting persons regarding this specific ownership threshold unless holdings change significantly again.

Key Dates

Keywords

Horizon Quantum Holdings, Millennium Management, Schedule 13G, Institutional Ownership, Beneficial Ownership, Israel Englander