Black Spade Acquisition III Co
Ownership
Ownership Structure
Who owns Black Spade Acquisition III Co (BIII)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 88.8% of the shares are freely tradable; institutional investors hold 78.1%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Aristeia Capital, LLC | 4.78 | 1,100,000 | +0.0 | 06/30/2026 |
| Tenor Capital Management Co Lp | 4.35 | 1,000,000 | +0.0 | 03/31/2026 |
| Magnetar Financial LLC | 4.35 | 999,993 | +0.0 | 06/30/2026 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 3.59 | 825,000 | +0.0 | 03/31/2026 |
| Cnh Partners, LLC | 3.31 | 760,440 | +0.0 | 03/31/2026 |
| Millennium Management LLC | 3.26 | 750,000 | +400.0 | 06/30/2026 |
| Wealthspring Capital LLC | 2.40 | 551,820 | +0.0 | 06/30/2026 |
| Glazer Capital, LLC | 2.17 | 500,024 | +0.0 | 06/30/2026 |
| Fort Baker Capital Management LP | 2.17 | 500,000 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| RP Alternative Global Bond F USD | 2.41 | 553,615 | +0.0 | 07/31/2026 |
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 28, 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.