10 institutions reported holding $26.5M of ACP HOLDINGS ACQUISITION COR (ACGCU) in SEC 13F filings for 2026-06-30. Largest institutional holders: Lineage Point Capital LP ($9.0M), LMR Partners LLP ($5.0M), ARISTEIA CAPITAL, L.L.C. ($3.5M), GABELLI & Co INVESTMENT ADVISERS, INC. ($2.8M), PICTON MAHONEY ASSET MANAGEMENT ($2.5M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Lineage Point Capital LP | $9.0M | 894,800 | New |
| 2 | LMR Partners LLP | $5.0M | 500,000 | New |
| 3 | ARISTEIA CAPITAL, L.L.C. | $3.5M | 347,308 | New |
| 4 | GABELLI & Co INVESTMENT ADVISERS, INC. | $2.8M | 275,000 | New |
| 5 | PICTON MAHONEY ASSET MANAGEMENT | $2.5M | 250,000 | New |
| 6 | GRITSTONE ASSET MANAGEMENT LLC | $1.0M | 100,000 | New |
| 7 | StoneX Group Inc. | $1.0M | 100,000 | New |
| 8 | BOOTHBAY FUND MANAGEMENT, LLC | $755,250 | 75,000 | New |
| 9 | Clear Street Group Inc. | $754,444 | 74,920 | New |
| 10 | CITADEL ADVISORS LLC | $101,234 | 10,053 | New |
Source: SEC Form 13F filings · as of 2026-06-30