20 institutions reported holding $1.2M of Eureka Acquisition Corp (EURKR) in SEC 13F filings for 2026-03-31. Largest institutional holders: Harraden Circle Investments, LLC ($519,685), HIGHBRIDGE CAPITAL MANAGEMENT LLC ($138,035), K2 PRINCIPAL FUND, L.P. ($81,618), BOOTHBAY FUND MANAGEMENT, LLC ($71,102), RIVERNORTH CAPITAL MANAGEMENT, LLC ($61,898). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Harraden Circle Investments, LLC | $519,685 | 1.9M | Hold |
| 2 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | $138,035 | 492,982 | Added |
| 3 | K2 PRINCIPAL FUND, L.P. | $81,618 | 326,474 | Hold |
| 4 | BOOTHBAY FUND MANAGEMENT, LLC | $71,102 | 258,457 | Hold |
| 5 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $61,898 | 225,000 | Hold |
| 6 | Clear Street Group Inc. | $49,449 | 179,748 | Added |
| 7 | Polar Asset Management Partners Inc. | $34,388 | 125,000 | Hold |
| 8 | Cable Car Capital, LP | $27,510 | 100,000 | Hold |
| 9 | GABELLI & Co INVESTMENT ADVISERS, INC. | $24,539 | 89,200 | Hold |
| 10 | TORONTO DOMINION BANK | $23,458 | 85,300 | Hold |
| 11 | Bulldog Investors, LLP | $21,420 | 51,000 | Hold |
| 12 | AQR Arbitrage LLC | $21,102 | 75,366 | Trimmed |
| 13 | Yakira Capital Management, Inc. | $20,069 | 72,951 | Trimmed |
| 14 | GABELLI FUNDS LLC | $19,890 | 72,300 | Hold |
| 15 | D. E. Shaw & Co., Inc. | $18,900 | 45,000 | Hold |
| 16 | Mint Tower Capital Management B.V. | $18,000 | 64,777 | Hold |
| 17 | BNP PARIBAS FINANCIAL MARKETS | $7,809 | 22,702 | Hold |
| 18 | TWO SIGMA SECURITIES, LLC | $3,461 | 13,837 | Trimmed |
| 19 | UBS Group AG | $853 | 3,413 | Hold |
| 20 | METEORA CAPITAL, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31