GPAT GP-ACT III ACQUISITION CORP: institutional ownership and insider trading
27 funds reported holding $100M of GP-ACT III ACQUISITION CORP in their latest 13F filings; in Q2 2026 funds net sold $198M, with 3 new positions and 30 funds selling out.
Famous investors holding GPAT
- Ken Griffin (Citadel Advisors): $218K, 0.0% of the portfolio
Largest institutional holders of GPAT
- Polar Asset Management Partners Inc. — $19.6M
- AQR Arbitrage LLC — $15.2M
- MMCAP International Inc. SPC — $13.9M
- Alberta Investment Management Corp — $10.9M
- Schechter Investment Advisors, LLC — $9.19M
- BERKLEY W R CORP (WRB, WRB-PE, WRB-PF, WRB-PG, WRB-PH) — $5.41M
- Verition Fund Management LLC — $4.34M
- HGC Investment Management Inc. — $4.34M
- TORONTO DOMINION BANK (TD, TDBCP) — $3.75M
- DEUTSCHE BANK AG\ — $3.15M
5%+ owners
- Polar Asset Management Partners Inc.: 11.1% (Schedule 13G, filed Jun 4, 2026)
- AQR Capital Management, LLC: 8.7% (Schedule 13G/A, filed Aug 14, 2026)