6-K

Okeanis Eco Tankers Corp. (ECO)

6-K 2023-12-14 For: 2023-12-14
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Added on April 08, 2026

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form6-K


REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of December 2023


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:

Form20-F x Form 40-F ¨

INFORMATION CONTAINED IN THISFORM 6-K REPORT

Attached to this report on Form 6-K as Exhibit 99.1 and Exhibit 99.2 are copies of the mandatory notification of trade with respect to shares purchased by a person discharging managerial responsibilities, published by Okeanis Eco Tankers Corp. on December 14, 2023. This notification has been publicly disclosed in accordance with article 19 number 3 of Regulation EU 596/2014 (MAR) and section 5-12 of the Norwegian Securities Trading Act.

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: December 14, 2023

Exhibit 99.1


Okeanis Eco Tankers Corp. - Mandatory notification of trade

ATHENS, GREECE, December 14, 2023 – Okeanis Eco Tankers Corp. (the “Company” or “OET”) (NYSE:ECO / OSE:OET), has been notified of the following transaction:

Iraklis Sbarounis, Chief Financial Officer of the Company, on December 13, 2023, purchased 1,000 shares of the Company on NYSE at a price of USD 23.10 per share. Following the transaction, Iraklis Sbarounis owns 3,500 shares in the Company.

Primary Insider notification is enclosed.

Contacts

Company Iraklis Sbarounis, CFO

Tel: +30 210 480 4200

ir@okeanisecotankers.com

Investor Relations / Media Contact

Nicolas Bornozis, President

Capital Link, Inc.

230 Park Avenue, Suite 1540, New York, N.Y. 10169

Tel: +1 (212) 661-7566

okeanisecotankers@capitallink.com

This information is subject to the disclosure requirements pursuant to Regulation EU 596/2014 (MAR) article 19 number 3 and the Norwegian Securities Trading Act section 5-12.

About OET

OET is a leading international tanker company providing seaborne transportation of crude oil and refined products. The Company was incorporated on April 30, 2018 under the laws of the Republic of the Marshall Islands and is listed on Oslo Børs under the symbol OET and the New York Stock Exchange under the symbol ECO. The sailing fleet consists of six modern scrubber-fitted Suezmax tankers and eight modern scrubber-fitted VLCC tankers.

Exhibit 99.2


OKEANIS ECO TANKERS CORP.: REPORTINGOF TRANSACTIONS MADE BY PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES AND PERSONS CLOSELY ASSOCIATED WITH THEM IN OKEANIS ECO TANKERCORP.’S SHARES

December 14, 2023: Pursuant to the Market Abuse Regulation article 19, Okeanis Eco Tankers Corp. (the “Company”), hereby notify receipt of information of the following transaction made by persons discharging managerial responsibilities in the Company and/or persons closely associated with them in the Company’s shares and other financial instruments linked thereto.

1 Details of the Primary Insider / Closely Associated Person
a) Name Iraklis Sbarounis
2 Reason for the notification
a) Position/status Chief Financial Officer
b) Initial notification/Amendment Initial Notification
3 Details of the Company
a) Name Okeanis Eco Tankers Corp.
b) LEI code 213800U35RCYXTKVEM65
4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a) Description of the financial Common Shares
instrument, type of instrument and
identification code ISIN: MHY641771016
b) Nature of the transaction Purchase
c) Price(s) and volume(s)
Volume(s)
1,000
d) Aggregated information
- Aggregated volume A total of 1,000 shares purchased
- Price 23.10
e) Date of the transaction December 13, 2023
f) Place of the transaction NYSE - New York Stock Exchange (XNYS)

All values are in US Dollars.