GREECE, March 9, 2020 – Okeanis Eco Tankers Corp. (the “Company”) announces that it has purchased 113,934 of its own shares for an aggregate consideration of ~USD 0.7 million at an average price of NOK 57.3 per share.

Following this transaction, the Company owns 264,083 of its own shares representing approximately 0.80% of the Company’s issued share capital. The purchased shares will be held as treasury stock.

Contact:

John Papaioannou, CFO

Tel: +30 210 480 4099

Email: jvp@okeanisecotankers.com

This information is subject to disclosure requirements pursuant to Sections 4-2 and 5-12 of the Norwegian Securities Trading Act.

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Okeanis Eco Tankers Corp. is a pure play eco and scrubber-fitted tanker company that owns and operates a fleet of seventeen modern, high-specification crude oil and products tankers in the VLCC, Suezmax and Aframax/LR2 segments.

Forward Looking Statements

Matters discussed in this release may contain certain forward-looking statements relating to the business, financial performance and results of the Company and/or the industry in which it operates, sometimes identified by the words “believes”, “expects”, “intends”, “plans”, “estimates”, “anticipates” and similar expressions. The forward-looking statements contained in this release, including assumptions, opinions and views of the Company or cited from third-party sources, are solely opinions and forecasts that are subject to risks, uncertainties and other factors that may cause actual events to differ materially from any anticipated development. The Company does not provide any assurance that that the assumptions underlying such forward-looking statements are free from errors, nor does the Company accept any responsibility for the future accuracy of the opinions expressed in the presentation or the actual occurrence of the forecasted developments. No obligations are assumed to update any forward-looking statements or to conform to these forward-looking statements to actual results.