20 institutions reported holding $2.0M of UNITED ACQUISITION CORP I (UACWS) in SEC 13F filings for 2026-06-30. Largest institutional holders: Harraden Circle Investments, LLC ($380,136), MMCAP International Inc. SPC ($325,500), Magnetar Financial LLC ($310,000), MILLENNIUM MANAGEMENT LLC ($127,875), SONA ASSET MANAGEMENT (US) LLC ($115,066). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Harraden Circle Investments, LLC | $380,136 | 306,561 | Hold |
| 2 | MMCAP International Inc. SPC | $325,500 | 262,500 | New |
| 3 | Magnetar Financial LLC | $310,000 | 250,000 | Hold |
| 4 | MILLENNIUM MANAGEMENT LLC | $127,875 | 103,125 | New |
| 5 | SONA ASSET MANAGEMENT (US) LLC | $115,066 | 103,663 | Hold |
| 6 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $100,000 | 125,000 | Hold |
| 7 | ARISTEIA CAPITAL, L.L.C. | $83,945 | 72,996 | Hold |
| 8 | WHITEBOX ADVISORS LLC | $80,600 | 65,000 | Hold |
| 9 | Shaolin Capital Management LLC | $78,084 | 62,971 | Added |
| 10 | GLAZER CAPITAL, LLC | $75,000 | 60,395 | Trimmed |
| 11 | Radcliffe Capital Management, L.P. | $62,039 | 53,947 | Hold |
| 12 | K2 PRINCIPAL FUND, L.P. | $62,000 | 50,000 | New |
| 13 | MOORE CAPITAL MANAGEMENT, LP | $54,250 | 43,750 | Hold |
| 14 | DLD Asset Management, LP | $31,000 | 25,000 | Hold |
| 15 | PICTON MAHONEY ASSET MANAGEMENT | $30,999 | 24,999 | New |
| 16 | BNP PARIBAS FINANCIAL MARKETS | $28,813 | 23,236 | New |
| 17 | AQR Arbitrage LLC | $14,414 | 11,624 | New |
| 18 | Clear Street Group Inc. | $8,726 | 7,037 | Trimmed |
| 19 | TORONTO DOMINION BANK | $2,063 | 1,664 | New |
| 20 | BERKLEY W R CORP | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30