SPACSphere Acquisition Corp.
Ownership
Ownership Structure
Who owns SPACSphere Acquisition Corp. (SSAC)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 69.6% of the shares are freely tradable; institutional investors hold 76.0%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Polar Asset Management Partners | 6.39 | 1,490,000 | +0.0 | 03/31/2026 |
| Highbridge Capital Management, LLC | 5.96 | 1,390,123 | +0.0 | 03/31/2026 |
| Karpus Management Inc | 5.22 | 1,217,210 | +0.0 | 03/31/2026 |
| Berkley W R Corp | 2.46 | 573,350 | +0.0 | 03/31/2026 |
| Lineage Point Capital LP | 2.44 | 570,000 | +0.0 | 03/31/2026 |
| D. E. Shaw & Co LP | 2.22 | 517,000 | +0.0 | 06/30/2026 |
| Glazer Capital, LLC | 2.19 | 509,589 | +72.7 | 06/30/2026 |
| Mizuho Securities USA Inc | 2.11 | 491,508 | +0.0 | 03/31/2026 |
| Linden Advisors LLC | 1.93 | 450,000 | +0.0 | 06/30/2026 |
| Mangrove Partners | 1.93 | 450,000 | +0.0 | 03/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: September 25, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.