Horizon Quantum Holdings Ltd.

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Horizon Quantum Holdings Ltd.

Exchange: NASDAQSector: Technology

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Filing Type

Date Range

HQ

Apr 01, 2026, 9:34 PM EDT

Filing Type: SCHEDULE 13D

Importance Score:

9

IonQ, Inc. Discloses 13.3% Strategic Stake in Horizon Quantum Holdings Post-De-SPAC Transaction

Sentiment: Positive

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HQ

Mar 31, 2026, 8:22 AM EDT

Filing Type: SCHEDULE 13D

Importance Score:

9

CEO Reports 38.3% Beneficial Ownership and 65% Voting Control Post-Merger, Subject to 2-Year Lock-Up

Sentiment: Neutral

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HQ

Mar 25, 2026, 7:01 PM EDT

Filing Type: 4

Importance Score:

9

Director Invests Nearly $1 Million in Horizon Quantum Holdings Following Business Combination

Sentiment: Positive

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HQ

Mar 25, 2026, 4:07 PM EDT

Filing Type: 20-F

Importance Score:

9

Horizon Quantum Holdings Completes SPAC Merger, Raises $121M, and Lists on Nasdaq

Sentiment: Positive

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HQ

Mar 20, 2026, 4:40 PM EDT

Filing Type: SCHEDULE 13D

Importance Score:

8

Director & Sponsor Report 11.8% Stake in Horizon Quantum Holdings Post-Merger, Subject to Lock-Up

Sentiment: Neutral

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