ACGCU ACP Holdings Acquisition Corp.: institutional ownership and insider trading
10 funds reported holding $26.5M of ACP Holdings Acquisition Corp. in their latest 13F filings; in Q2 2026 funds net bought $26.5M, with 10 new positions and 0 funds selling out; over the last 12 months insiders bought $0 and sold $0 on the open market.
Famous investors holding ACGCU
- Ken Griffin (Citadel Advisors): $101K, 0.0% of the portfolio
Largest institutional holders of ACGCU
- Lineage Point Capital LP — $9.01M
- LMR Partners LLP — $5.04M
- ARISTEIA CAPITAL, L.L.C. — $3.50M
- GABELLI & Co INVESTMENT ADVISERS, INC. — $2.77M
- PICTON MAHONEY ASSET MANAGEMENT — $2.52M
- StoneX Group Inc. (SNEX) — $1.01M
- GRITSTONE ASSET MANAGEMENT LLC — $1.01M
- BOOTHBAY FUND MANAGEMENT, LLC — $755K
- Clear Street Group Inc. — $754K
- CITADEL ADVISORS LLC — $101K
Recent ACGCU insider trades
- Apr 8, 2026: Union Street Sponsor, LLC bought 435,000 shares ($0)
- Apr 8, 2026: Mallozzi Andrew Emilio bought 435,000 shares ($0)
5%+ owners
- Adage Capital Management, L.P.: 8.2% (Schedule 13G, filed Aug 12, 2026)
- Polar Asset Management Partners Inc.: 7.3% (Schedule 13G, filed Aug 14, 2026)
- MAGNETAR FINANCIAL LLC: 7.3% (Schedule 13G, filed Aug 13, 2026)