Horizon Quantum Holdings Ltd.
HQ- Exchange
- Nasdaq
- Industry
- Services-Computer Programming Services
- SEC CIK
- 0002088256
No open-market purchases or sales by Horizon Quantum Holdings Ltd. insiders were filed in the last 90 days; 34 institutions reported holding it in 13F filings for Q2 2026, worth $533.3M in total; no superinvestor holds it.
Other share classesHQWWW
13F holders, Q1 2026
Institutional positions in Horizon Quantum Holdings Ltd. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 17
- +17 vs. Q4 2025
- Shares held
- 2.44M
- +2.44M vs. Q4 2025
- Total value
- $21.4M
- +$21.4M vs. Q4 2025
- New holders
- 17
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting HQ on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 34 | $533.3M |
| Q1 2026 | 17 | $21.4M |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Horizon Quantum Holdings Ltd.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Data Collective IV GP, LLC | 915,198 | $8.04M | 14.38% | +915,198 | New |
| Davidson Kempner Capital Management LP | 634,518 | $5.58M | 0.10% | +634,518 | New |
| Citadel Advisors LLC | 251,228 | $2.21M | 0.00% | +251,228 | New |
| National Philanthropic Trust | 231,520 | $2.04M | 0.02% | +231,520 | New |
| Hudson Bay Capital Management LP | 160,441 | $1.41M | 0.01% | +160,441 | New |
| UBS Group AG | 70,334 | $618.2K | 0.00% | +70,334 | New |
| Meteora Capital, LLC | 54,362 | $477.8K | 0.04% | +54,362 | New |
| Shay Capital LLC | 39,901 | $350.7K | 0.05% | +39,901 | New |
| DLD Asset Management, LP | 27,500 | $241.7K | 0.02% | +27,500 | New |
| Deeter Investments LLP | 20,000 | $175.8K | 0.03% | +20,000 | New |
| Lineage Point Capital LP | 16,000 | $140.6K | 0.03% | +16,000 | New |
| HRT Financial LP | 13,059 | $114.0K | 0.00% | +13,059 | New |
| EverSource Wealth Advisors, LLC | 1,000 | $8.79K | 0.00% | +1,000 | New |
| Federation des caisses Desjardins du Quebec | 700 | $6.15K | 0.00% | +700 | New |
| Wells Fargo & Company | 250 | $2.20K | 0.00% | +250 | New |
| Morgan Stanley | 200 | $1.76K | 0.00% | +200 | New |
| Caitong International Asset Management Co., Ltd | 1 | $9 | 0.00% | +1 | New |