Monday, July 13, 2026 Live from SEC EDGAR

The Wire Leaderboards Search Saved

···

FilingIndex

AI-powered intelligence over every SEC filing. Search in plain English. Free.

Browse

Sectors
Themes
Search

Data

SEC EDGAR
About

Legal

Privacy
Disclaimer

© 2026 FilingIndex · Data sourced from SEC EDGAR (public domain).Not investment advice.

EURK — Eureka Acquisition Corp SEC Filings | FilingIndex

EURKNasdaq

Eureka Acquisition Corp

Water Transportation · E9 · CIK 2000410

Eureka Acquisition Corp is a blank check company seeking a business combination, initially focusing on Asia

red 8-K · 90d

+ Watch View on EDGAR ↗

$55M

Market cap

$12.44

Last close

+2.8%

1D

+9.0%

5D

4K

Volume

Price$12.44+17.8%· 1Y

Volume

Jul 10L $10.56 · H $12.44Jul 10

Fundamentals & quality

Fundamentals not yet available for this company.

Similar companies

Comparable business profile · signals at a glance

MCGAYorkville Acquisition Corp.$241.0M+0.1%DAAQDigital Asset Acquisition Corp.$239.2M+0.1%TMSTeamshares Inc$552.5M-8.7%SVACSpring Valley Acquisition Corp. III$313.1M-1.3%BSAABEST SPAC I Acquisition Corp.

Filings archive

Newest first · each with a one-line AI read · showing 10 of 61

Jun 23, 2026425CURRENT REPORT— Eureka Acquisition Corp, a SPAC, is combining with Marine Thinking Inc. The deal is structured as a business combination. The headline deal value is not explicitly stated in this amendment, but the original agreement was entered into on October 29, 2025. (2) DEAL TERMS —Jun 23, 20268-KMaterial AgreementEureka Acquisition Corp entered into an amendment to its business combination agreement with Marine Thinking Inc. and 17358750 Canada Inc. on June 12, 2026, to revise post-closing director requirements.Jun 11, 2026DEF 14APROXY STATEMENTEureka Acquisition Corp (EURK) is seeking shareholder approval for three proposals at an Extraordinary General Meeting on June 29, 2026, including extending the deadline to complete a business combination, appointing an auditor, and adjourning the meeting if necessary. The board recommends voting "FOR" all proposals.

$88.9M

-2.9%

FACTFACT II Acquisition Corp.$258.5M0.0%

Jun 10, 2026425CURRENT REPORT— Eureka Acquisition Corp. is extending its deadline to complete a business combination with Marine Thinking Inc. by one month, from July 3, 2026, to August 3, 2026. This extension was facilitated by a $150,000 payment from Marine Thinking. (2) DEAL TERMS —

Jun 10, 20268-KMaterial Agreement · New Debt / ObligationEureka Acquisition Corp. has extended its deadline to complete its initial business combination by one month, from June 3, 2026 to July 3, 2026, by depositing a $150,000 Monthly Extension Fee paid by Marine Thinking Inc. This extension is in connection with their ongoing business combination agreement.

Jun 9, 20268-KDelisting NoticeEureka Acquisition Corp received a notification from Nasdaq granting an extension until October 3, 2026, to regain compliance with the Minimum Public Holders Rule. This follows a previous notice that the Company did not meet this listing standard.

May 15, 202610-QQUARTERLY REPORTEureka Acquisition Corp is a blank check company focused on finding a business combination, currently planning to merge with Marine Thinking Inc. The company faces substantial doubt about its ability to continue as a going concern due to its limited operating history and the approaching deadline to complete a business combination.

May 6, 2026425CURRENT REPORT— Eureka Acquisition Corp. is extending its deadline to complete a business combination with Marine Thinking Inc. through an unsecured promissory note. This extension allows Eureka Acquisition Corp. an additional month, until June 3, 2026, to finalize its initial business combination. (2) DEAL TERMS —

May 6, 20268-KMaterial Agreement · New Debt / ObligationEureka Acquisition Corp. extended its deadline to complete its initial business combination by one month to June 3, 2026, by depositing $150,000 into its trust account. This extension was funded by Marine Thinking Inc. and involved the issuance of an unsecured promissory note.

May 1, 2026S-4REGISTRATION STATEMENTEureka Acquisition Corp. is acquiring Marine Thinking Inc. through a merger. The headline deal value is approximately $130 million.

Show 50 more ↓

Apr 8, 2026425CURRENT REPORT— Eureka Acquisition Corp. has extended its deadline to complete a business combination with Marine Thinking Inc. by one month, to May 3, 2026. This extension was funded by Marine Thinking Inc. through a $150,000 unsecured promissory note. The parties are working towards a definitive business combination agreement. (2) DEAL TERMS —Apr 8, 20268-KMaterial Agreement · New Debt / ObligationEureka Acquisition Corp. extended its deadline to complete an initial business combination by one month, from April 3, 2026 to May 3, 2026, by depositing $150,000 into its trust account. This extension was funded by Marine Thinking Inc. and involved the issuance of an unsecured promissory note.Apr 8, 20268-KDelisting NoticeEureka Acquisition Corp received a notice from Nasdaq stating it no longer complies with the minimum public holders rule, and has until May 21, 2026, to submit a plan to regain compliance.Mar 17, 2026425CURRENT REPORT Mar 17, 20268-KMaterial Agreement · New Debt / ObligationThe company extended its deadline to complete an initial business combination by one month, from March 3, 2026 to April 3, 2026, by depositing a $150,000 fee. This extension was facilitated by a promissory note issued to Marine Thinking Inc., a party to the business combination agreement.Feb 10, 202610-QQUARTERLY REPORTEureka Acquisition Corp reported a net loss of $118,289 for the three months ended December 31, 2025, compared to a net income of $542,018 for the same period in 2024. The company is actively pursuing a business combination with Marine Thinking Inc. and faces substantial doubt about its ability to continue as a going concern due to its limited cash and the upcoming deadline to complete a business combination.Feb 4, 20268-KMaterial Agreement · New Debt / ObligationEureka Acquisition Corp extended its deadline to complete an initial business combination by one month, from February 3, 2026 to March 3, 2026, by depositing a $150,000 Monthly Extension Fee into its trust account. This extension was funded by the Company's sponsor, Hercules Capital Management Corp, which received an unsecured promissory note for the amount.Jan 9, 20268-KMaterial Agreement · New Debt / Obligation Dec 15, 202510-KANNUAL REPORT Dec 8, 20258-KMaterial Agreement · New Debt / Obligation Nov 5, 20258-KMaterial Agreement · New Debt / Obligation Nov 3, 20258-KMaterial Agreement · Reg FD Disclosure Oct 7, 20258-KMaterial Agreement · New Debt / Obligation Sep 4, 20258-KMaterial Agreement · New Debt / Obligation Aug 27, 20258-KMaterial Agreement · New Debt / Obligation Aug 11, 202510-QQUARTERLY REPORT Aug 4, 20258-KMaterial Agreement · New Debt / Obligation Jul 16, 20258-K/ACompany Update Jul 3, 20258-KMaterial Agreement Jul 2, 20258-KBylaw Amendment · Shareholder Vote Jun 26, 2025DEFA14ACURRENT REPORT Jun 26, 20258-KCompany Update Jun 23, 2025DEFA14ACURRENT REPORT Jun 23, 20258-KCompany Update Jun 18, 2025DEFA14ACURRENT REPORT Jun 18, 20258-KCompany Update Jun 5, 2025DEFA14ACURRENT REPORT Jun 5, 20258-KCompany Update Jun 3, 2025DEF 14APROXY STATEMENT May 15, 202510-QQUARTERLY REPORT Mar 24, 20258-KExecutive Change · Material Agreement Feb 12, 202510-QQUARTERLY REPORT Dec 26, 202410-KANNUAL REPORT Nov 14, 2024SC 13G13G EURK Nov 14, 2024SC 13GAQR CAPITAL MANAGEMENT LLC Nov 13, 2024SC 13GCOWEN AND COMPANY, LLC Nov 12, 2024SC 13GSC 13G Oct 7, 2024SC 13GKARPUS INVESTMENT MGT / EUREKA ACQUISITION CORP - SCHEDULE 13G Sep 10, 20248-KCompany Update Aug 14, 202410-QQUARTERLY REPORT Jul 12, 20248-KEquity Issuance · Company Update Jul 10, 20248-KCompany Update Jul 10, 2024SC 13GSC 13G Jul 8, 20248-KExecutive Change · Material Agreement Jul 3, 2024SC 13DSCHEDULE 13D Jul 2, 2024424B4PROSPECTUS Jun 28, 2024S-1/AAMENDMENT NO. 4 TO FORM S-1 Jun 25, 2024S-1/AREGISTRATION STATEMENT Jun 3, 2024S-1/AREGISTRATION STATEMENT Apr 26, 2024S-1/AREGISTRATION STATEMENT

View all EURK filings on SEC EDGAR ↗

Insider activity

Open-market buys & sells (Form 4) · trailing 12 months

0 bought · 3 sold

Net insider $ · by month

2025-07buys ▲ · sells ▼2025-12

Wolverine Trading Partners, Inc.

TenPercentOwner

Sold$27K

8 sells

Wolverine Asset Management Llc

TenPercentOwner

Sold$23K

10 sells

Bellick Robert

TenPercentOwner

Sold$151

1 sell

Open-market buys & sells (Form 4, transaction codes P/S), aggregated per insider over the trailing 12 months. Source: SEC structured insider data.