Eureka Acquisition Corp has extended the deadline to complete its initial business combination from May 3, 2026, to June 3, 2026. The extension was secured by depositing $150,000 into the company's trust account. The funds were provided by Marine Thinking Inc. under the existing business combination agreement. The company issued an unsecured, non-interest-bearing promissory note for $150,000 to Marine Thinking Inc. to cover the extension fee. The note is convertible into private units of the company at a price of $10.00 per unit.