OneIM Acquisition OIMAU Institutional Ownership

Updated Oct 10, 2026

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

• Collectively, these holders controlled 14.29% of OneIM Acquisition's outstanding shares in Q2 2026, down from 21.85% in Q1 2026.
• Total shares held in OneIM Acquisition fell 39.54% from Q1 2026.
• Of these 13 holders, 4 added to their positions, 3 reduced their stakes and 6 left their positions unchanged.
• Altogether, institutional holders owned 4.14Mn OIMAU shares at the end of Q2 2026, down 2.71Mn from the prior quarter.
• As of June 30, 2026, the biggest holder of OneIM Acquisition was Polar Asset Management Partners Inc. with 800K shares, or 2.76% of shares outstanding.
• Holders that added the most shares of OneIM Acquisition in Q2 2026 were HGC Investment Management Inc. (+16.25K shares), Clear Street Group Inc. (+4.78K shares) and UBS Group AG (+200 shares).
• The largest position reductions in OIMAU for Q2 2026 were by Toronto Dominion Bank (-141.27K shares), Longaeva Partners L.P. (-1.31K shares) and HRT Financial LP (-344 shares).
• OneIM Acquisition's 10 largest institutional shareholders as of Q2 2026 were Polar Asset Management Partners Inc. (800K shares), BlueCrest Capital Management Ltd (800K shares), Toronto Dominion Bank (548.39K shares), HGC Investment Management Inc. (516.25K shares), Omers Administration Corp (500K shares), LMR Partners LLP (500K shares), Lineage Point Capital LP (221.05K shares), K2 Principal Fund, L.P. (100K shares), Readystate Asset Management LP (62.9K shares) and Longaeva Partners L.P. (48.69K shares), per Business Quant data.