Dune Acquisition Corporation II
Ownership
Ownership Structure
Who owns Dune Acquisition Corporation II (IPOD)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 61.5% of the shares are freely tradable; institutional investors hold 100.0%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Aristeia Capital, LLC | 7.60 | 1,100,000 | +0.0 | 03/31/2026 |
| Tenor Capital Management Co Lp | 6.90 | 1,000,000 | +0.0 | 03/31/2026 |
| Magnetar Financial LLC | 5.87 | 850,000 | +0.0 | 03/31/2026 |
| First Trust Capital Management L.P. | 4.83 | 699,992 | +0.0 | 03/31/2026 |
| Westchester Capital Management LLC | 4.60 | 666,477 | +0.0 | 03/31/2026 |
| Berkley W R Corp | 4.48 | 648,960 | +29.8 | 03/31/2026 |
| D. E. Shaw & Co LP | 4.13 | 598,000 | +0.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| First Trust Merger Arbitrage Cl I | 4.04 | 584,860 | -16.0 | 03/31/2026 |
| The Merger Fund A | 4.02 | 582,415 | +0.0 | 03/31/2026 |
| Westchester Merger Arbitrage Composite | 4.02 | 582,415 | +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: August 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.