Who Owns ACP HOLDINGS ACQUISITION COR (ACGC)? -- Institutional Holders (2026-06-30)
43 institutions reported holding $175.8M of ACP HOLDINGS ACQUISITION COR (ACGC) in SEC 13F filings for 2026-06-30. Largest institutional holders: ADAGE CAPITAL PARTNERS GP, L.L.C. ($17.9M), Polar Asset Management Partners Inc. ($16.0M), Magnetar Financial LLC ($15.9M), Karpus Management, Inc. ($13.4M), GLAZER CAPITAL, LLC ($9.9M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $17.9M | 1.8M | New |
| 2 | Polar Asset Management Partners Inc. | $16.0M | 1.6M | New |
| 3 | Magnetar Financial LLC | $15.9M | 1.6M | New |
| 4 | Karpus Management, Inc. | $13.4M | 1.3M | New |
| 5 | GLAZER CAPITAL, LLC | $9.9M | 1.0M | New |
| 6 | Alberta Investment Management Corp | $9.7M | 980,000 | New |
| 7 | WOLVERINE ASSET MANAGEMENT LLC | $9.0M | 907,002 | New |
| 8 | Paloma Partners Management Co | $8.6M | 864,950 | New |
| 9 | METEORA CAPITAL, LLC | $7.3M | 730,027 | New |
| 10 | AQR Arbitrage LLC | $5.8M | 584,442 | New |
| 11 | Linden Advisors LP | $5.0M | 500,000 | New |
| 12 | Sculptor Capital LP | $4.2M | 421,068 | New |
| 13 | BNP PARIBAS FINANCIAL MARKETS | $4.2M | 419,134 | New |
| 14 | L1 Global Manager Pty Ltd | $4.0M | 400,000 | New |
| 15 | Crossingbridge Advisors, LLC | $3.7M | 375,000 | New |
| 16 | TWO SIGMA INVESTMENTS, LP | $3.6M | 362,500 | New |
| 17 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | $3.2M | 317,705 | New |
| 18 | First Trust Capital Management L.P. | $3.0M | 300,000 | New |
| 19 | D. E. Shaw & Co., Inc. | $2.5M | 250,000 | New |
| 20 | 683 Capital Management, LLC | $2.5M | 250,000 | New |
| 21 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $2.5M | 250,000 | New |
| 22 | COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | $2.5M | 250,000 | New |
| 23 | Westchester Capital Management, LLC | $2.0M | 200,000 | New |
| 24 | Periscope Capital Inc. | $2.0M | 200,000 | New |
| 25 | BERKLEY W R CORP | $2.0M | 198,860 | New |
Source: SEC Form 13F filings · as of 2026-06-30