# HORIZON QUANTUM HOLDINGS LTD (HQWWW)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/HQWWW/

- Reporting holders: 12
- Reported value: $5.8M
- Shares held by institutions: 345,702 of 1 outstanding
- Held through calls: 4.8%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [Alberta Investment Management Corp](https://holderbook.com/funds/1463559-alberta-investment-management-corp/) | $1.0M | 62,500 | 0.0% | 2 |
| [Q Global Advisors, LLC](https://holderbook.com/funds/1469589-q-global-advisors-llc/) | $960.0K | 60,000 | 0.6% | 2 |
| [Centiva Capital, LP](https://holderbook.com/funds/1692507-centiva-capital-lp/) | $938.3K | 58,791 | 0.0% | 1 |
| [Hudson Bay Capital Management LP](https://holderbook.com/funds/1393825-hudson-bay-capital-management-lp/) | $914.7K | 57,309 | 0.0% | 2 |
| [LMR Partners LLP](https://holderbook.com/funds/1578621-lmr-partners-llp/) | $594.0K | 37,122 | 0.0% | 2 |
| [Greenland Capital Management LP](https://holderbook.com/funds/1896430-greenland-capital-management-lp/) | $361.4K | 22,646 | 0.0% | 1 |
| [HRT FINANCIAL LP](https://holderbook.com/funds/1475597-hrt-financial-lp/) | $296.0K | 18,578 | 0.0% | 1 |
| [MILLENNIUM MANAGEMENT LLC](https://holderbook.com/funds/1273087-millennium-management-llc/) | $280.0K | 0 | 0.0% | 2 |
| [ARISTEIA CAPITAL, L.L.C.](https://holderbook.com/funds/1080171-aristeia-capital-l-l-c/) | $217.9K | 14,057 | 0.0% | 2 |
| [Saba Capital Management, L.P.](https://holderbook.com/funds/1510281-saba-capital-management-l-p/) | $173.6K | 11,200 | 0.0% | 2 |
| [Caption Management, LLC](https://holderbook.com/funds/1706766-caption-management-llc/) | $48.0K | 2,997 | 0.0% | 2 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $8.0K | 502 | 0.0% | 2 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 12 | $5.8M |
| Q1 2026 | 21 | $3.6M |