Yorkville Acquisition Corp.
Ownership
Ownership Structure
Who owns Yorkville Acquisition Corp. (MCGA)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.0% of the shares are freely tradable; institutional investors hold 90.7%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Mizuho Securities USA Inc | 12.12 | 2,857,678 | +121.1 | 06/30/2026 |
| Berkley W R Corp | 6.98 | 1,645,570 | +0.0 | 06/30/2026 |
| Murchinson Ltd. | 4.24 | 1,000,400 | +0.0 | 06/30/2026 |
| Davidson Kempner Capital Management LP | 3.60 | 850,000 | +0.0 | 06/30/2026 |
| D. E. Shaw & Co LP | 3.18 | 750,000 | +0.0 | 06/30/2026 |
| Meteora Capital, LLC | 2.99 | 704,353 | -11.3 | 06/30/2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | 2.70 | 637,610 | +0.0 | 06/30/2026 |
| DLD Asset Management, LP | 2.60 | 613,910 | -4.2 | 06/30/2026 |
| Westchester Capital Management LLC | 2.33 | 550,000 | +0.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| RiverPark Strategic Income Institutional | 2.12 | 500,000 | +0.0 | 09/30/2026 |
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: November 13, 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.