Starry Sea Acquisition SSEA Institutional Ownership

Updated Oct 10, 2026

Starry Sea Acquisition Corp (NASDAQ:SSEA) was reported as a holding by 25 institutional investors in 13F filings for the quarter ended June 30, 2026.

• Their combined stake equaled 82.72% of outstanding shares in Q2 2026, up from 78.32% in Q1 2026.
• Total shares held in Starry Sea Acquisition fell 0.74% versus Q1 2026.
• Of these 25 holders, 5 added to their positions, 8 reduced their stakes and 12 left their positions unchanged.
• Altogether, institutional holders owned 4.76Mn SSEA shares at the end of Q2 2026, down 35.46K from the prior quarter.
• Mizuho Securities USA LLC was the top holder of Starry Sea Acquisition as of June 30, 2026, with 685.97K shares, or 11.93% of shares outstanding.
• Among holders that already owned Starry Sea Acquisition, the biggest buyers in Q2 2026 were Highbridge Capital Management LLC (+164.52K shares), W. R. Berkley Corp (+38.01K shares), D. E. Shaw & Co., Inc. (+401 shares) and Polar Asset Management Partners Inc. (+100 shares).
• On the other side, among holders that kept a position in Starry Sea Acquisition, the largest reductions in Q2 2026 came from Logan Stone Capital, LLC (-102.3K shares), Shaolin Capital Management LLC (-48.33K shares), Glazer Capital, LLC (-38.01K shares), Toronto Dominion Bank (-15K shares) and Clear Street Group Inc. (-10.11K shares).
• Per Business Quant data, the 10 largest holders of Starry Sea Acquisition at the end of Q2 2026 were Mizuho Securities USA LLC (685.97K shares), Wolverine Asset Management LLC (501.26K shares), Westchester Capital Management, LLC (375K shares), Lineage Point Capital LP (271.31K shares), Highbridge Capital Management LLC (258.94K shares), Polar Asset Management Partners Inc. (250.1K shares), Hudson Bay Capital Management LP (250K shares), Rivernorth Capital Management, LLC (250K shares), Mangrove Partners Im, LLC (250K shares) and Shaolin Capital Management LLC (233.96K shares).