SEC 13F Intelligence

EUREKA ACQUISITION CORP

CUSIP G32168125

Eureka Acquisition Corp has 19 institutional holders in Filings Flow’s 13F database, together reporting 4.19M shares worth $1M as of Q1 2026. The largest reported holders are Harraden Circle Investments, LLC, Highbridge Capital Management LLC, and K2 Principal Fund, L.P..

Institutional Holders
19
Q1 2026
Reported Value
$1M
Ticker
unmapped
private placement or foreign
Quarters Tracked
2

Ownership Trend

Institutional holders
Q4 ’25: 20Q4 ’25Q1 ’26: 19Q1 ’26filingsflow.com
Total reported value
Q4 ’25: $2MQ4 ’25Q1 ’26: $1MQ1 ’26filingsflow.com

Holders

Mixed quarters
Manager% of PortfolioValueSharesQuarter
Harraden Circle Investments, LLC$499M AUM0.10%$519,6851.89MQ1 2026
Cable Car Capital, LP$289M AUM0.01%$27,510100.0KQ1 2026
Yakira Capital Management, Inc.$342M AUM0.01%$20,06973.0KQ1 2026
K2 PRINCIPAL FUND, L.P.$1.4B AUM0.01%$81,618326.5KQ1 2026
Bulldog Investors, LLP$445M AUM0.00%$21,42051.0KQ1 2026
HIGHBRIDGE CAPITAL MANAGEMENT LLC$3.1B AUM0.00%$138,035493.0KQ1 2026
MANGROVE PARTNERS IM, LLC$1.2B AUM0.00%$52,348218.1KQ3 2025OLDER
GABELLI & Co INVESTMENT ADVISERS, INC.$674M AUM0.00%$24,53989.2KQ1 2026
RIVERNORTH CAPITAL MANAGEMENT, LLC$2.0B AUM0.00%$61,898225.0KQ1 2026
HEIGHTS CAPITAL MANAGEMENT, INC$359M AUM0.00%$3,24413.5KQ3 2025OLDER
BOOTHBAY FUND MANAGEMENT, LLC$7.7B AUM0.00%$71,102258.5KQ1 2026
Polar Asset Management Partners Inc.$5.0B AUM0.00%$34,388125.0KQ1 2026
TWO SIGMA SECURITIES, LLC$861M AUM0.00%$3,46113.8KQ1 2026
AQR Arbitrage LLC$6.1B AUM0.00%$21,10275.4KQ1 2026
METEORA CAPITAL, LLC$1.4B AUM0.00%$3,4329.0KQ4 2025OLDER
WOLVERINE ASSET MANAGEMENT LLC$10.4B AUM0.00%$33,186138.3KQ3 2025OLDER
MIZUHO SECURITIES USA LLC$4.2B AUM0.00%$10,07950.4KQ2 2025OLDER
Clear Street Group Inc.$24.6B AUM0.00%$49,449179.7KQ1 2026
CLEAR STREET LLC$25.1B AUM0.00%$38,984177.2KQ2 2025OLDER
GABELLI FUNDS LLC$14.8B AUM0.00%$19,89072.3KQ1 2026
TORONTO DOMINION BANK$69.7B AUM0.00%$23,45885.3KQ1 2026
D. E. Shaw & Co., Inc.$166.3B AUM0.00%$18,90045.0KQ1 2026
BNP PARIBAS FINANCIAL MARKETS$205.8B AUM0.00%$7,80922.7KQ1 2026
UBS Group AG$666.3B AUM0.00%$8533.4KQ1 2026

Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.