Plum Acquisition Corp, IV PLMK Institutional Ownership

Updated Oct 5, 2026

Plum Acquisition Corp, IV (NASDAQ:PLMK) was held by 35 institutional investors that filed 13F reports for the quarter ended June 30, 2026.

• Together they owned 24.89% of the outstanding stock in Q2 2026, down from 71.28% a quarter earlier.
• Total shares held in Plum Acquisition Corp, IV fell 38.45% versus Q1 2026, while the number of holders fell 10.26% versus Q2 2025.
• Of these 35 holders, 5 added to their positions, 16 reduced their stakes and 14 left their positions unchanged.
• Altogether, institutional holders owned 10.64Mn PLMK shares at the end of Q2 2026, down 6.64Mn from the prior quarter and down 5.78Mn from a year earlier.
• Meteora Capital, LLC led 13F holders of PLMK with 977.43K shares as of June 30, 2026, or 2.29% of shares outstanding.
• Among holders that already owned Plum Acquisition Corp, IV, the biggest buyers in Q2 2026 were Citadel Advisors LLC (+3.42K shares) and W. R. Berkley Corp (+1.4K shares).
• Among holders that kept a stake in Plum Acquisition Corp, IV, the biggest sellers in Q2 2026 were Karpus Management, Inc. (-650.45K shares), Two Sigma Investments, LP (-442.34K shares), Toronto Dominion Bank (-373.41K shares), Glazer Capital, LLC (-349.11K shares) and AQR Arbitrage LLC (-222.3K shares).
• According to Business Quant data, the leading holders of PLMK for Q2 2026 were Meteora Capital, LLC (977.43K shares), D. E. Shaw & Co., Inc. (853.88K shares), W. R. Berkley Corp (805.59K shares), AQR Arbitrage LLC (741.2K shares), Linden Advisors LP (700K shares), Tenor Capital Management Co., L.P. (700K shares), Mizuho Securities USA LLC (603.47K shares), Alberta Investment Management Corp (500K shares), LMR Partners LLP (500K shares) and Radcliffe Capital Management, L.P. (446.37K shares).