QSEAR — Quartzsea Acquisition Corp Institutional Holders · Q2 2026
Who owns Quartzsea Acquisition Corp (QSEAR)? 16 institutions reported holding $1.40M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Harraden Circle Investments, LLC ($560,571), Shaolin Capital Management LLC ($126,586), Rivernorth Capital Management, LLC ($109,322).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Harraden Circle Investments, LLC | $560,571 | 2.5M | Hold |
| 2 | Shaolin Capital Management LLC | $126,586 | 575,393 | Added |
| 3 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $109,322 | 499,872 | Hold |
| 4 | MANGROVE PARTNERS IM, LLC | $89,794 | 408,154 | Hold |
| 5 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | $84,251 | 382,957 | Trimmed |
| 6 | AQR Arbitrage LLC | $81,501 | 370,460 | Added |
| 7 | Polar Asset Management Partners Inc. | $77,000 | 350,000 | Hold |
| 8 | TORONTO DOMINION BANK | $73,920 | 336,000 | Trimmed |
| 9 | Clear Street Group Inc. | $59,024 | 268,292 | Added |
| 10 | D. E. Shaw & Co., Inc. | $37,400 | 170,000 | Hold |
| 11 | Linden Advisors LP | $33,145 | 175,000 | Hold |
| 12 | BNP PARIBAS FINANCIAL MARKETS | $26,325 | 119,661 | Hold |
| 13 | Hudson Bay Capital Management LP | $22,000 | 100,000 | Trimmed |
| 14 | WOLVERINE ASSET MANAGEMENT LLC | $16,305 | 74,112 | Trimmed |
| 15 | MIZUHO SECURITIES USA LLC | $2,047 | 10,235 | Hold |
| 16 | GLAZER CAPITAL, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30