HORIZON SPACE ACQUISITION II
ORD SHS · CUSIP G4627B103
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $10.35.
Trends to Q3 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q1 2025 | 15 |
| Q2 2025 | 20 |
| Q3 2025 | 20 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q2 2025 | 9 | 2 |
| Q3 2025 | 4 | 5 |
Biggest buyers
| RIVERNORTH CAPITAL MANAGEMENT, LLC | New | +427.4k |
| BERKLEY W R CORP | Added | +48.0k |
| MIZUHO SECURITIES USA LLC | Added | +6.0k |
| MORGAN STANLEY | Added | +5 |
Biggest sellers
| WOLVERINE ASSET MANAGEMENT LLC | Reduced | -26.9k |
| TORONTO DOMINION BANK | Reduced | -21.2k |
| GLAZER CAPITAL, LLC | Reduced | -18.4k |
| AQR Arbitrage LLC | Reduced | -7.4k |
| UBS Group AG | Reduced | -5.9k |
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| Polar Asset Management Partners Inc. 13G · institution new · filed 2025-05-15 | 5.8% |
| BARCLAYS PLC 13G · institution new · filed 2025-05-13 | 5.1% |
Fell to 5% or below in the last year: BERKLEY W R CORP (0.0%, 2026-08-06), Li Mingyu (0.0%, 2026-06-17), MIZUHO FINANCIAL GROUP INC (0.0%, 2026-05-14), WOLVERINE ASSET MANAGEMENT LLC (0.0%, 2026-02-27), BANK OF MONTREAL /CAN/ (0.0%, 2026-02-13)
Holders, Q3 2025
| Manager | Shares | Change |
|---|---|---|
| BERKLEY W R CORP 0.48% of their portfolio | 722.3k $7.5m | Added +48.0k |
| WOLVERINE ASSET MANAGEMENT LLC 0.10% of their portfolio | 656.2k $6.8m | Reduced -26.9k |
| MIZUHO SECURITIES USA LLC 0.13% of their portfolio | 635.0k $6.5m | Added +6.0k |
| BOOTHBAY FUND MANAGEMENT, LLC 0.15% of their portfolio | 575.0k $6.0m | Unchanged |
| ATW SPAC MANAGEMENT LLC 7.52% of their portfolio | 575.0k $6.0m | Unchanged |
| Polar Asset Management Partners Inc. 0.11% of their portfolio | 525.0k $5.4m | Unchanged |
| RIVERNORTH CAPITAL MANAGEMENT, LLC 0.25% of their portfolio | 427.4k $4.4m | New |
| AQR Arbitrage LLC 0.11% of their portfolio | 414.4k $4.3m | Reduced -7.4k |
| Westchester Capital Management, LLC 0.22% of their portfolio | 404.9k $4.2m | Unchanged |
| Hudson Bay Capital Management LP 0.03% of their portfolio | 400.0k $4.1m | Unchanged |
| D. E. Shaw & Co., Inc. 0.00% of their portfolio | 250.0k $2.6m | Unchanged |
| TORONTO DOMINION BANK 0.00% of their portfolio | 220.0k $2.3m | Reduced -21.2k |
| TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio | 217.5k $2.2m | Unchanged |
| GLAZER CAPITAL, LLC 0.06% of their portfolio | 175.1k $1.8m | Reduced -18.4k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 125.3k $1.3m | Unchanged |
| Clear Street Group Inc. 0.00% of their portfolio | 38.4k $398.2k | First filing |
| HEIGHTS CAPITAL MANAGEMENT, INC 0.07% of their portfolio | 20.0k $207.2k | Unchanged |
| Radcliffe Capital Management, L.P. 0.01% of their portfolio | 15.0k $155.5k | Unchanged |
| UBS Group AG 0.00% of their portfolio | 4.2k $43.4k | Reduced -5.9k |
| MORGAN STANLEY 0.00% of their portfolio | 42 $434 | Added +5 |