Okeanis Eco Tankers Corp. (“OET” or the “Company”) (NYSE: ECO / OSE: OET), announced that the Company’s board of directors (the “Board”) has declared a dividend on its common shares, which is classified as a return of capital for accounting purposes (the “Dividend”).

Due to implementation of the Central Securities Depository Regulation (“CSDR”) in Norway, shareholders who hold shares registered in Euronext Securities Oslo, the central securities depository in Norway (“VPS”) should please note the information on the payment date to the shares registered in VPS below.

Since May 28, 2024, the New York Stock Exchange (“NYSE”) has been settling its trades on a T+1 basis, while the Oslo Stock Exchange (“OSE”) continues to settle its trades on a T+2 basis. As a result, there will be different ex-dividend dates between the two exchanges, as set out below.

Key information relating to the Dividend:

The Company encourages you to contact your bank, broker, nominee or other institution if you have any questions regarding the mechanics and timing of having the Dividend attributable to your common shares credited to your account.