Latest Period
Q2 2026
Security Snapshot
Eureka Acquisition Corp - Common Shares (EURK) Institutional Ownership
CUSIP: G32168109
13F Institutional Holders and Ownership History from Q3 2024 to Q2 2026
Institutions Reporting
14
Shares (Excl. Options)
1,469,565
Price
$11.44
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- Security type / class
- Equity / Common Shares
- Symbol
- EURK on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 1,469,565
- Total 13F value
- $16,929,046
- Portfolio coverage rank
- 0%
- Share change
- -1,179,504
- Value change
- -$13,426,793
- Number of holders
- 14
- Shares outstanding
- 3,387,805
- SEC-reported price per share
- $11.44
- Insider filing price
- $11.44
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- EURK - Eureka Acquisition Corp - Common Shares is tracked under CUSIP G32168109.
- 14 institutions reported positions in Q2 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 22 to 14 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $29,941,062 to $16,929,046.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 14 institutions filings for Q2 2026.
Security key
G32168109
Latest holder period
Q2 2026
13F holders
14
13D/G owners
4
CIK / CUSIP context first
Open Q2 2026 holders
EURK full holder history
Eureka Acquisition Corp SEC filings
Eureka Acquisition Corp company facts
Eureka Acquisition Corp insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G32168109:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
EURK
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Karpus Management, Inc. | 6.8% | +62% | $3,494,086 | -$6,147 | 326,825 | -0.18% | KARPUS MANAGEMENT, INC. | 30 Sep 2025 |
| BARCLAYS PLC | 5.2% | 0% | $3,347,500 | 325,000 | 0% | Barclays PLC | 30 Sep 2024 | |
| RLH Capital LLC | 9.3% | +30% | $3,060,344 | -$1,601,656 | 295,400 | -34% | RLH Capital LLC | 30 Jun 2025 |
| AQR CAPITAL MANAGEMENT LLC | 5.6% | $1,886,355 | 179,141 | AQR Capital Management, LLC | 30 Jun 2025 |
As of 30 Jun 2026, 14 institutional investors reported holding 1,469,565 shares of Eureka Acquisition Corp - Common Shares (EURK). This represents 43% of the company’s total 3,387,805 outstanding shares.
13F concentration
Top 22 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
43%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BERKLEY W R CORP | 9.3% | 315,488 | 0% | 0.18% | $3,609,183 |
| MIZUHO SECURITIES USA LLC | 8.9% | 300,455 | 0% | 0.05% | $3,308,010 |
| AQR Arbitrage LLC | 5.1% | 171,422 | +0.06% | 0.03% | $2,125,633 |
| Quarry LP | 4.6% | 155,400 | 0% | 0.28% | $1,774,668 |
| RLH Capital LLC | 4.6% | 155,400 | -47% | 0.85% | $1,774,668 |
| Cable Car Capital, LP | 3% | 100,000 | 0% | 0.03% | $1,199,000 |
| Crossingbridge Advisors, LLC | 2.2% | 73,768 | -37% | 0.15% | $842,431 |
| Yakira Capital Management, Inc. | 2.2% | 72,951 | 0% | 0.25% | $834,559 |
| Westchester Capital Management, LLC | 1.5% | 50,000 | 0% | 0.03% | $571,000 |
| Clear Street Group Inc. | 1.3% | 43,632 | -57% | 0% | $523,148 |
| GOLDMAN SACHS GROUP INC | 0.62% | 20,858 | 0% | 0% | $250,087 |
| Warberg Asset Management LLC | 0.3% | 10,057 | -21% | 0.03% | $115,052 |
| UBS Group AG | 0% | 85 | -4.5% | 0% | $1,019 |
| MORGAN STANLEY | 0% | 49 | -5.8% | 0% | $588 |
| HEIGHTS CAPITAL MANAGEMENT, INC | 0% | 0 | -100% | $0 | |
| Polar Asset Management Partners Inc. | 0% | 0 | -100% | $0 | |
| HRT FINANCIAL LP | 0% | 0 | -100% | $0 | |
| Logan Stone Capital, LLC | 0% | 0 | -100% | $0 | |
| WOLVERINE ASSET MANAGEMENT LLC | 0% | 0 | -100% | $0 | |
| Meteora Capital, LLC | 0% | 0 | -100% | $0 | |
| TORONTO DOMINION BANK | 0% | 0 | -100% | $0 | |
| Karpus Management, Inc. | 0% | 0 | -100% | $0 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
8
Latest
Q2 2026
Rows shown
1-8 of 8
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 1,469,565 | $16,929,046 | -$13,426,793 | $11.44 | 14 |
| 2026 Q1 | 2,649,069 | $29,941,062 | +$75,498 | $11.34 | 22 |
| 2025 Q4 | 2,346,570 | $25,600,167 | -$254,222 | $10.93 | 20 |
| 2025 Q3 | 2,385,185 | $25,430,048 | -$20,787,005 | $10.69 | 21 |
| 2025 Q2 | 4,516,959 | $46,999,322 | -$4,957,692 | $10.42 | 26 |
| 2025 Q1 | 4,968,697 | $51,126,537 | +$2,392,325 | $10.30 | 25 |
| 2024 Q4 | 4,741,089 | $48,098,923 | +$4,052,973 | $10.16 | 24 |
| 2024 Q3 | 4,346,063 | $43,711,127 | +$41,938,307 | $10.06 | 21 |