Invest Green Acquisition IGAC Institutional Ownership

Updated Oct 10, 2026

Invest Green Acquisition Corp (NASDAQ:IGAC) was reported as a holding by 50 institutional investors in 13F filings for the quarter ended June 30, 2026.

• These investors held 49.02% of Invest Green Acquisition's outstanding shares at the end of Q2 2026, up from 48.57% in Q1 2026.
• Total shares held in Invest Green Acquisition rose 0.92% from Q1 2026.
• Of the 50 holders of IGAC in Q2 2026, 9 added to their positions, 6 reduced their stakes and 35 left their positions unchanged.
• Combined, institutional investors held 14.95Mn shares of IGAC as of Q2 2026, up 136.04K from the prior quarter.
• As of June 30, 2026, Adage Capital Partners GP, L.L.C. held the largest stake in Invest Green Acquisition with 1.35Mn shares, or 4.43% of shares outstanding.
• Among existing holders, the largest additions to Invest Green Acquisition in Q2 2026 came from Wolverine Asset Management LLC (+282.8K shares), Toronto Dominion Bank (+151.71K shares), D. E. Shaw & Co., Inc. (+48.4K shares), AQR Arbitrage LLC (+7.7K shares) and Glazer Capital, LLC (+6.5K shares).
• The biggest cuts to IGAC positions during Q2 2026 came from Parallax Volatility Advisers, L.P. (-293.87K shares), Clear Street Group Inc. (-41.62K shares), Shaolin Capital Management LLC (-30K shares), Rivernorth Capital Management, LLC (-582 shares) and TrueMark Investments, LLC (-582 shares).
• Invest Green Acquisition's 10 largest institutional shareholders as of Q2 2026 were Adage Capital Partners GP, L.L.C. (1.35Mn shares), Linden Advisors LP (1Mn shares), Magnetar Financial LLC (1Mn shares), Tenor Capital Management Co., L.P. (800K shares), Radcliffe Capital Management, L.P. (550K shares), AQR Arbitrage LLC (538.97K shares), Rivernorth Capital Management, LLC (510.69K shares), Healthcare of Ontario Pension Plan Trust Fund (500K shares), Picton Mahoney Asset Management (500K shares) and First Trust Capital Management L.P. (494.78K shares), per Business Quant data.