Okeanis Eco Tankers (ECO) files Form 6-K on Q3 2025 dividend

Rhea-AI Filing Summary

Okeanis Eco Tankers Corp. filed a Form 6-K as a foreign private issuer, furnishing a press release dated November 12, 2025 titled “Okeanis Eco Tankers Corp. – Key Information relating to Q3 2025 dividend.” The filing makes this dividend-related press release part of the company’s existing shelf registration statements on Form F-3 (File Nos. 333-287032 and 333-287036), both of which were declared effective on May 21, 2025.

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Accepted by SEC EDGAR 11/12/2025 - 04:31 PM Learn about SEC filing dates

FAQ

What does Okeanis Eco Tankers Corp. (ECO) report in this Form 6-K?

The company furnishes a press release titled “Okeanis Eco Tankers Corp. – Key Information relating to Q3 2025 dividend,” dated November 12, 2025.

What period does the Okeanis Eco Tankers (ECO) Form 6-K relate to?

The Form 6-K is for the month of November 2025 and includes information on key details relating to the company’s Q3 2025 dividend.

How is this Okeanis Eco Tankers (ECO) dividend information used in U.S. registration statements?

The report and its exhibit are incorporated by reference into the company’s Form F-3 registration statements with File Nos. 333-287032 and 333-287036, both effective May 21, 2025.

Which SEC annual report form does Okeanis Eco Tankers (ECO) use?

Okeanis Eco Tankers Corp. files its annual reports under cover of Form 20-F as a foreign private issuer.

Who signed the Okeanis Eco Tankers (ECO) November 2025 Form 6-K?

The Form 6-K was signed on behalf of Okeanis Eco Tankers Corp. by Chief Financial Officer Iraklis Sbarounis on November 12, 2025.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16
UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of November 2025

Commission File Number: 001-41858

Okeanis Eco Tankers Corp.

(Translation of registrant’s name into English)

c/o OET Chartering Inc., Ethnarchou Makariou Ave., & 2 D. Falireos St., 185 47 N. Faliro, Greece

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F x Form 40-F ¨

INFORMATION CONTAINED IN THIS FORM 6-K REPORT

Attached to this report on Form 6-K as Exhibit 99.1  is a copy of the press release published by Okeanis Eco Tankers Corp. (the “Company”) on November 12, 2025, titled “ Okeanis Eco Tankers Corp. – Key Information relating to Q3 2025 dividend.”

This Report and the exhibit(s) hereto are hereby incorporated by reference into the registrant’s registration statements: (A) on Form F-3 (File No. 333-287032), filed with the Securities and Exchange Commission on May 7, 2025 and declared effective on May 21, 2025 and (B) on Form F-3 (File No. 333-287036), filed with the Securities and Exchange Commission on May 7, 2025 and declared effective on May 21, 2025.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	Okeanis Eco Tankers Corp.
	By:	/s/ Iraklis Sbarounis
	Name:	Iraklis Sbarounis
	Title:	Chief Financial Officer

Date: November 12, 2025