Tsakos Energy Navigation Ltd SEC filings TEN-PE
Tsakos Energy Navigation Ltd has 455 filings in SEC EDGAR's recent list, going back to Feb 5, 2002. Its latest annual report, Form 20-F, was filed on Apr 6, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Sep 17, 2026.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Oct 14, 2026 | Oct 12, 2026 |
| 144 | Notice of proposed sale | Oct 13, 2026 | — |
| 4 | Insider transaction | Sep 22, 2026 | Sep 18, 2026 |
| 144/A | Filing | Sep 21, 2026 | — |
| 144 | Notice of proposed sale | Sep 18, 2026 | — |
| 6-K | Current report (foreign issuer) | Sep 17, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Aug 17, 2026 | Aug 13, 2026 |
| 144 | Notice of proposed sale | Aug 14, 2026 | — |
| 4 | Insider transaction | Jul 16, 2026 | Jul 14, 2026 |
| 144 | Notice of proposed sale | Jul 14, 2026 | — |
| 4 | Insider transaction | Jul 10, 2026 | Jul 8, 2026 |
| F-3ASR | Filing | Jul 2, 2026 | — |
| 6-K | Current report (foreign issuer) | May 22, 2026 | May 22, 2026 |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| 6-K | Current report (foreign issuer) | Apr 17, 2026 | Apr 17, 2026 |
| 20-F | Annual report (foreign issuer) | Apr 6, 2026 | Dec 31, 2025 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 6-K | Current report (foreign issuer) | Mar 6, 2026 | Mar 6, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| 6-K | Current report (foreign issuer) | Nov 21, 2025 | Nov 21, 2025 |
| 6-K | Current report (foreign issuer) | Oct 30, 2025 | Oct 30, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 21, 2025 | — |
| 6-K | Current report (foreign issuer) | Sep 30, 2025 | Jun 30, 2025 |
| 6-K | Current report (foreign issuer) | Jun 25, 2025 | Jun 25, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | May 16, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | May 16, 2025 | — |
| 6-K | Current report (foreign issuer) | Apr 30, 2025 | Apr 30, 2025 |
| 20-F | Annual report (foreign issuer) | Apr 11, 2025 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Dec 3, 2024 | Dec 3, 2024 |
| 6-K | Current report (foreign issuer) | Oct 8, 2024 | Jun 30, 2024 |
| 6-K | Current report (foreign issuer) | Jun 24, 2024 | Jun 24, 2024 |
| 6-K | Current report (foreign issuer) | Jun 14, 2024 | Jun 14, 2024 |
| 6-K | Current report (foreign issuer) | May 3, 2024 | May 3, 2024 |
| S-8 | Employee stock plan registration | May 1, 2024 | — |
| 20-F | Annual report (foreign issuer) | Apr 19, 2024 | Dec 31, 2023 |
| 6-K | Current report (foreign issuer) | Nov 24, 2023 | Nov 24, 2023 |
| 6-K | Current report (foreign issuer) | Sep 21, 2023 | Jun 30, 2023 |
| EFFECT | Filing | Aug 16, 2023 | — |
| CORRESP | Letter to the SEC | Aug 14, 2023 | — |
| UPLOAD | Letter from the SEC | Aug 11, 2023 | — |
| F-3 | Shelf registration (foreign issuer) | Aug 4, 2023 | — |
| 6-K | Current report (foreign issuer) | Aug 4, 2023 | Aug 4, 2023 |
| 25-NSE | Delisting notice | Jul 7, 2023 | — |
| 6-K | Current report (foreign issuer) | Jul 6, 2023 | Jul 6, 2023 |
| 6-K | Current report (foreign issuer) | May 31, 2023 | May 31, 2023 |
| 6-K | Current report (foreign issuer) | May 9, 2023 | May 9, 2023 |
| 6-K | Current report (foreign issuer) | May 5, 2023 | May 5, 2023 |
| 6-K | Current report (foreign issuer) | Apr 12, 2023 | Apr 12, 2023 |
| 20-F | Annual report (foreign issuer) | Apr 6, 2023 | Dec 31, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| 6-K | Current report (foreign issuer) | Feb 8, 2023 | Feb 8, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 31, 2023 | — |
| 6-K | Current report (foreign issuer) | Jan 3, 2023 | Jan 3, 2023 |
| 6-K | Current report (foreign issuer) | Nov 23, 2022 | Nov 23, 2022 |
| 6-K | Current report (foreign issuer) | Nov 9, 2022 | Nov 9, 2022 |
| 6-K | Current report (foreign issuer) | Oct 6, 2022 | Oct 6, 2022 |
| 6-K | Current report (foreign issuer) | Sep 30, 2022 | Jun 30, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Sep 29, 2022 | — |
| 6-K | Current report (foreign issuer) | Sep 14, 2022 | Sep 14, 2022 |
| 6-K | Current report (foreign issuer) | Aug 9, 2022 | Aug 9, 2022 |
| 6-K | Current report (foreign issuer) | Jul 8, 2022 | Jul 8, 2022 |
| 6-K | Current report (foreign issuer) | Jul 7, 2022 | Jul 7, 2022 |
| 6-K | Current report (foreign issuer) | Jul 1, 2022 | Jul 1, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | May 23, 2022 | — |
| SC 13D/A | Amended ownership over 5% (active) | May 23, 2022 | — |
| 6-K | Current report (foreign issuer) | May 10, 2022 | May 9, 2022 |
| 6-K | Current report (foreign issuer) | May 9, 2022 | May 9, 2022 |
| 20-F | Annual report (foreign issuer) | Apr 28, 2022 | Dec 31, 2021 |
| 6-K | Current report (foreign issuer) | Apr 7, 2022 | Apr 7, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2022 | — |
| 6-K | Current report (foreign issuer) | Feb 9, 2022 | Feb 9, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 21, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 14, 2022 | — |
| 6-K | Current report (foreign issuer) | Jan 11, 2022 | Jan 11, 2022 |
| 6-K | Current report (foreign issuer) | Dec 17, 2021 | Dec 17, 2021 |
| SC 13G | Ownership over 5% (passive) | Nov 12, 2021 | — |
| 6-K | Current report (foreign issuer) | Nov 5, 2021 | Nov 5, 2021 |
| 6-K | Current report (foreign issuer) | Oct 29, 2021 | Oct 29, 2021 |
| 424B5 | Prospectus supplement | Oct 29, 2021 | — |
| 6-K/A | Filing | Oct 27, 2021 | Oct 27, 2021 |
| 6-K | Current report (foreign issuer) | Oct 26, 2021 | Jun 30, 2021 |
| 6-K | Current report (foreign issuer) | Oct 8, 2021 | Oct 8, 2021 |
| 6-K | Current report (foreign issuer) | Aug 6, 2021 | Aug 6, 2021 |
| 6-K | Current report (foreign issuer) | Jul 8, 2021 | Jul 8, 2021 |
| 6-K/A | Filing | Jul 8, 2021 | Jul 8, 2021 |
| 6-K | Current report (foreign issuer) | Jul 2, 2021 | Jul 2, 2021 |
| 6-K | Current report (foreign issuer) | May 14, 2021 | May 14, 2021 |
| 6-K | Current report (foreign issuer) | May 11, 2021 | May 11, 2021 |
| 6-K | Current report (foreign issuer) | May 5, 2021 | May 5, 2021 |
| 424B5 | Prospectus supplement | May 5, 2021 | — |
| 20-F | Annual report (foreign issuer) | Apr 16, 2021 | Dec 31, 2020 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2021 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2021 | — |
| 6-K | Current report (foreign issuer) | Dec 4, 2020 | Dec 4, 2020 |
| 25-NSE | Delisting notice | Oct 30, 2020 | — |
| 6-K | Current report (foreign issuer) | Oct 9, 2020 | Jun 30, 2020 |
| EFFECT | Filing | Aug 7, 2020 | — |
| UPLOAD | Letter from the SEC | Aug 5, 2020 | — |
| CORRESP | Letter to the SEC | Aug 5, 2020 | — |
| F-3 | Shelf registration (foreign issuer) | Jul 31, 2020 | — |
| 6-K | Current report (foreign issuer) | Jul 31, 2020 | Jul 30, 2020 |
| 6-K | Current report (foreign issuer) | Jul 7, 2020 | Jul 7, 2020 |
| 6-K | Current report (foreign issuer) | May 7, 2020 | May 7, 2020 |
| 6-K | Current report (foreign issuer) | Apr 23, 2020 | Apr 23, 2020 |
| 20-F | Annual report (foreign issuer) | Apr 14, 2020 | Dec 31, 2019 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2020 | — |
| EFFECT | Filing | Oct 29, 2019 | — |
| 424B3 | Prospectus | Oct 29, 2019 | — |
| CORRESP | Letter to the SEC | Oct 25, 2019 | — |
| UPLOAD | Letter from the SEC | Oct 25, 2019 | — |
| F-3 | Shelf registration (foreign issuer) | Oct 21, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 21, 2019 | — |
| SC 13G | Ownership over 5% (passive) | Oct 15, 2019 | — |
| SC 13G | Ownership over 5% (passive) | Sep 27, 2019 | — |
| 6-K | Current report (foreign issuer) | Sep 27, 2019 | Sep 27, 2019 |
| 6-K | Current report (foreign issuer) | Sep 23, 2019 | Sep 23, 2019 |
| 6-K | Current report (foreign issuer) | Sep 20, 2019 | Sep 20, 2019 |
| UPLOAD | Letter from the SEC | Aug 6, 2019 | — |
| 25-NSE | Delisting notice | Jul 30, 2019 | — |
| CORRESP | Letter to the SEC | Jul 19, 2019 | — |
| UPLOAD | Letter from the SEC | Jul 15, 2019 | — |
| 6-K | Current report (foreign issuer) | Jun 28, 2019 | Jun 28, 2019 |
| 6-K | Current report (foreign issuer) | Jun 19, 2019 | Jun 19, 2019 |
| 6-K | Current report (foreign issuer) | Apr 19, 2019 | Apr 19, 2019 |
| 20-F | Annual report (foreign issuer) | Apr 12, 2019 | Dec 31, 2018 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2019 | — |
| 6-K | Current report (foreign issuer) | Oct 5, 2018 | Oct 5, 2018 |
| CERT | Nyse certification - tsakos energy navigation ltd | Jun 28, 2018 | — |
| 6-K | Current report (foreign issuer) | Jun 28, 2018 | Jun 28, 2018 |
| 8-A12B | Form 8-a12b | Jun 27, 2018 | — |
| 424B5 | Prospectus supplement | Jun 25, 2018 | — |
| FWP | Free writing prospectus | Jun 21, 2018 | — |
| 424B5 | Prospectus supplement | Jun 21, 2018 | — |
| 6-K | Current report (foreign issuer) | Jun 18, 2018 | Jun 18, 2018 |
| 20-F | Annual report (foreign issuer) | Apr 27, 2018 | Dec 31, 2017 |
| 6-K | Current report (foreign issuer) | Apr 12, 2018 | Apr 12, 2018 |
| SC 13D/A | Amended ownership over 5% (active) | Apr 12, 2018 | — |
| SC 13D/A | Amended ownership over 5% (active) | Apr 12, 2018 | — |
| 6-K | Current report (foreign issuer) | Apr 5, 2018 | Apr 4, 2018 |
| SC 13G | Ownership over 5% (passive) | Feb 9, 2018 | — |
| SC 13G | Ownership over 5% (passive) | Dec 11, 2017 | — |
| 424B5 | Prospectus supplement | Oct 18, 2017 | — |
| 6-K | Current report (foreign issuer) | Oct 2, 2017 | Oct 2, 2017 |
| EFFECT | Filing | Aug 31, 2017 | — |
| CORRESP | Letter to the SEC | Aug 29, 2017 | — |
| UPLOAD | Letter from the SEC | Aug 3, 2017 | — |
| F-3 | Shelf registration (foreign issuer) | Jul 28, 2017 | — |
| 6-K | Current report (foreign issuer) | Jun 2, 2017 | Jun 2, 2017 |
| 6-K | Current report (foreign issuer) | May 5, 2017 | May 5, 2017 |
| 20-F | Annual report (foreign issuer) | Apr 28, 2017 | Dec 31, 2016 |
| CERTNYS | Auto-generated paper document | Apr 6, 2017 | — |
| 6-K | Current report (foreign issuer) | Apr 5, 2017 | Apr 5, 2017 |
| 8-A12B | Form 8-a12b | Apr 4, 2017 | — |
| 424B5 | Prospectus supplement | Mar 31, 2017 | — |
| FWP | Free writing prospectus | Mar 29, 2017 | — |
| 424B5 | Prospectus supplement | Mar 29, 2017 | — |
| 6-K | Current report (foreign issuer) | Mar 28, 2017 | Mar 28, 2017 |
| 6-K | Current report (foreign issuer) | Jan 31, 2017 | Jan 31, 2017 |
| 424B5 | Prospectus supplement | Jan 31, 2017 | — |
| 6-K | Current report (foreign issuer) | Jan 31, 2017 | Jan 31, 2017 |
| 6-K | Current report (foreign issuer) | Nov 2, 2016 | Nov 2, 2016 |
| 6-K | Current report (foreign issuer) | Jun 17, 2016 | Jun 17, 2016 |
| 6-K | Current report (foreign issuer) | May 26, 2016 | May 25, 2016 |
| 6-K | Current report (foreign issuer) | Apr 11, 2016 | Apr 11, 2016 |
| 20-F | Annual report (foreign issuer) | Apr 6, 2016 | Dec 31, 2015 |
| SC 13D/A | Amended ownership over 5% (active) | Apr 5, 2016 | — |
| SC 13D/A | Amended ownership over 5% (active) | Apr 5, 2016 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 5, 2016 | — |
| 6-K | Current report (foreign issuer) | Dec 9, 2015 | Dec 9, 2015 |
| 8-A12B/A | Filing | Oct 26, 2015 | — |
| 8-A12B/A | Filing | Oct 26, 2015 | — |
| 25-NSE | Delisting notice | Oct 26, 2015 | — |
| EFFECT | Filing | Sep 18, 2015 | — |
| 424B3 | Prospectus | Sep 18, 2015 | — |
| CORRESP | Letter to the SEC | Sep 16, 2015 | — |
| UPLOAD | Letter from the SEC | Sep 15, 2015 | — |
| F-3 | Shelf registration (foreign issuer) | Sep 9, 2015 | — |
| 6-K | Current report (foreign issuer) | Sep 9, 2015 | Sep 9, 2015 |
| SC 13G/A | Amended ownership over 5% (passive) | Aug 10, 2015 | — |
| 6-K | Current report (foreign issuer) | Jun 23, 2015 | Jun 23, 2015 |
| CERTNYS | Auto-generated paper document | Apr 30, 2015 | — |
| CERTNYS | Auto-generated paper document | Apr 30, 2015 | — |
| 6-K | Current report (foreign issuer) | Apr 29, 2015 | Apr 29, 2015 |
| 8-A12B | Form 8-a12b | Apr 24, 2015 | — |
| 424B5 | Prospectus supplement | Apr 24, 2015 | — |
| FWP | Free writing prospectus | Apr 23, 2015 | — |
| 424B5 | Prospectus supplement | Apr 22, 2015 | — |
| 6-K | Current report (foreign issuer) | Apr 17, 2015 | Apr 17, 2015 |
| 20-F | Annual report (foreign issuer) | Apr 8, 2015 | Dec 31, 2014 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Deep Sea Foreign Transportation of Freight (SIC 4412)
- Listed as
- TEN (NYSE), TEN-PE (NYSE), TEN-PF (NYSE)
- Incorporated in
- Greece
- Headquarters
- Athens
- SEC filer status
- Accelerated filer
- SEC CIK
- 1166663
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.