Who Owns MELAR ACQUISITION CORP. I (MACI)? -- Institutional Holders (2026-06-30)
40 institutions reported holding $56.0M of MELAR ACQUISITION CORP. I (MACI) in SEC 13F filings for 2026-06-30. Largest institutional holders: MIZUHO SECURITIES USA LLC ($13.4M), Karpus Management, Inc. ($10.5M), BERKLEY W R CORP ($8.7M), Polar Asset Management Partners Inc. ($8.2M), LMR Partners LLP ($8.1M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | MIZUHO SECURITIES USA LLC | $13.4M | 1.3M | Hold |
| 2 | Karpus Management, Inc. | $10.5M | 961,303 | Trimmed |
| 3 | BERKLEY W R CORP | $8.7M | 795,916 | Trimmed |
| 4 | Polar Asset Management Partners Inc. | $8.2M | 750,000 | Trimmed |
| 5 | LMR Partners LLP | $8.1M | 742,500 | Trimmed |
| 6 | First Trust Capital Management L.P. | $2.6M | 240,001 | Trimmed |
| 7 | AQR Arbitrage LLC | $1.5M | 135,133 | Trimmed |
| 8 | Periscope Capital Inc. | $1.4M | 125,000 | Hold |
| 9 | GOLDMAN SACHS GROUP INC | $488,153 | 44,867 | Trimmed |
| 10 | Dakota Wealth Management | $408,000 | 37,500 | Hold |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $223,192 | 20,514 | Hold |
| 12 | Tuttle Capital Management, LLC | $175,756 | 16,154 | Added |
| 13 | METEORA CAPITAL, LLC | $164,495 | 15,119 | New |
| 14 | JPMORGAN CHASE & CO | $136,936 | 12,586 | New |
| 15 | Clear Street Group Inc. | $110,704 | 10,175 | New |
| 16 | LONGFELLOW INVESTMENT MANAGEMENT CO LLC | $5,984 | 550 | Hold |
| 17 | MORGAN STANLEY | $707 | 65 | Trimmed |
| 18 | Hudson Bay Capital Management LP | $0 | 0 | Exited |
| 19 | HEIGHTS CAPITAL MANAGEMENT, INC | $0 | 0 | Exited |
| 20 | PICTON MAHONEY ASSET MANAGEMENT | $0 | 0 | Exited |
| 21 | Westchester Capital Management, LLC | $0 | 0 | Exited |
| 22 | HRT FINANCIAL LP | $0 | 0 | Exited |
| 23 | Cable Car Capital, LP | $0 | 0 | Exited |
| 24 | Crossingbridge Advisors, LLC | $0 | 0 | Exited |
| 25 | Wealthspring Capital LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30