HORIZON SPACE ACQUISITION II (HSPT)
Institutional ownership reported to the SEC as of Q2 2026, across 6 quarters.
1
Reporting holders
$223.3K
Reported value
0.0%
Held as options
-9
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| Westchester Capital Management, LLC | $223.3K | 21,004 | 0.01% | 6q | HELD |
Five percent filings
Anyone crossing 5% of a company must say so within days - far sooner than the next quarterly holdings report. A 13D declares an intent to influence the company; a 13G is the passive version. See all activist filings →
| Filed | Form | Filer | % of class |
|---|---|---|---|
| 2026-08-06 | 13G/A | W. R. Berkley Corporation SPACwith 1 co-filers | 0.0% |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 1 | $223.3K | 21,004 | 0 | 0 | 0 | 0.0% |
| Q1 2026 | 10 | $7.5M | 950,980 | 0 | 2 | 4 | 0.0% |
| Q4 2025 | 21 | $63.0M | 5,995,527 | 2 | 4 | 3 | 0.0% |
| Q3 2025 | 19 | $64.4M | 6,225,657 | 1 | 3 | 4 | 0.0% |
| Q2 2025 | 18 | $59.0M | 5,770,937 | 5 | 4 | 1 | 0.0% |
| Q1 2025 | 13 | $48.9M | 4,848,100 | 13 | 0 | 0 | 0.0% |