NORDIC AMERICAN TANKERS Ltd SEC filings NAT
NORDIC AMERICAN TANKERS Ltd has 590 filings in SEC EDGAR's recent list, going back to Aug 12, 1997. Its latest annual report, Form 20-F, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Sep 28, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 6-K | Current report (foreign issuer) | Sep 28, 2026 | Sep 30, 2026 |
| 6-K | Current report (foreign issuer) | Aug 27, 2026 | Aug 31, 2026 |
| 6-K | Current report (foreign issuer) | Jun 1, 2026 | Jun 30, 2026 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2026 | Dec 31, 2025 |
| 6-K | Current report (foreign issuer) | Mar 2, 2026 | Mar 31, 2026 |
| 6-K | Current report (foreign issuer) | Nov 28, 2025 | Nov 30, 2025 |
| 6-K | Current report (foreign issuer) | Nov 24, 2025 | Nov 30, 2025 |
| 6-K | Current report (foreign issuer) | Sep 30, 2025 | Sep 30, 2025 |
| 6-K | Current report (foreign issuer) | Sep 3, 2025 | Sep 30, 2025 |
| 6-K | Current report (foreign issuer) | Jun 4, 2025 | Mar 31, 2025 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2025 | Dec 31, 2024 |
| 424B5 | Prospectus supplement | Apr 2, 2025 | — |
| EFFECT | Filing | Mar 31, 2025 | — |
| CORRESP | Letter to the SEC | Mar 27, 2025 | — |
| UPLOAD | Letter from the SEC | Mar 14, 2025 | — |
| F-3 | Shelf registration (foreign issuer) | Mar 11, 2025 | — |
| 6-K | Current report (foreign issuer) | Mar 5, 2025 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Dec 2, 2024 | Sep 30, 2024 |
| 6-K | Current report (foreign issuer) | Nov 27, 2024 | Nov 30, 2024 |
| 6-K | Current report (foreign issuer) | Nov 27, 2024 | Nov 29, 2024 |
| 6-K | Current report (foreign issuer) | Sep 30, 2024 | Jun 30, 2024 |
| 6-K | Current report (foreign issuer) | Sep 23, 2024 | Sep 30, 2024 |
| 6-K | Current report (foreign issuer) | Sep 3, 2024 | Sep 30, 2024 |
| 6-K | Current report (foreign issuer) | May 30, 2024 | May 31, 2024 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2024 | Dec 31, 2023 |
| 6-K | Current report (foreign issuer) | Mar 1, 2024 | Mar 31, 2024 |
| 6-K | Current report (foreign issuer) | Nov 30, 2023 | Nov 30, 2023 |
| 6-K | Current report (foreign issuer) | Nov 16, 2023 | Nov 30, 2023 |
| 6-K | Current report (foreign issuer) | Oct 2, 2023 | Oct 31, 2023 |
| 6-K | Current report (foreign issuer) | Sep 29, 2023 | Jun 30, 2023 |
| 6-K | Current report (foreign issuer) | Aug 28, 2023 | Aug 31, 2023 |
| 6-K | Current report (foreign issuer) | May 22, 2023 | May 31, 2023 |
| 20-F | Annual report (foreign issuer) | Apr 27, 2023 | Dec 31, 2022 |
| 6-K | Current report (foreign issuer) | Feb 27, 2023 | Feb 28, 2023 |
| 6-K | Current report (foreign issuer) | Dec 2, 2022 | Dec 30, 2022 |
| 6-K | Current report (foreign issuer) | Nov 21, 2022 | Nov 30, 2022 |
| 6-K | Current report (foreign issuer) | Nov 14, 2022 | Nov 30, 2022 |
| 6-K | Current report (foreign issuer) | Oct 7, 2022 | Oct 31, 2022 |
| 6-K | Current report (foreign issuer) | Sep 30, 2022 | Jun 30, 2022 |
| 6-K | Current report (foreign issuer) | Sep 1, 2022 | Sep 30, 2022 |
| 6-K | Current report (foreign issuer) | Jun 6, 2022 | Jun 30, 2022 |
| 20-F | Annual report (foreign issuer) | May 11, 2022 | Dec 31, 2021 |
| 6-K | Current report (foreign issuer) | May 3, 2022 | May 31, 2022 |
| NT 20-F | Filing | May 3, 2022 | Dec 31, 2021 |
| 6-K | Current report (foreign issuer) | Feb 28, 2022 | Feb 28, 2022 |
| 6-K | Current report (foreign issuer) | Feb 15, 2022 | Feb 28, 2022 |
| EFFECT | Filing | Feb 14, 2022 | — |
| 424B5 | Prospectus supplement | Feb 14, 2022 | — |
| CORRESP | Letter to the SEC | Feb 11, 2022 | — |
| F-3/A | Filing | Feb 11, 2022 | — |
| UPLOAD | Letter from the SEC | Dec 21, 2021 | — |
| DEL AM | Filing | Dec 15, 2021 | — |
| F-3 | Shelf registration (foreign issuer) | Dec 14, 2021 | — |
| 6-K | Current report (foreign issuer) | Nov 29, 2021 | Nov 30, 2021 |
| 6-K | Current report (foreign issuer) | Oct 1, 2021 | Jun 30, 2021 |
| 6-K | Current report (foreign issuer) | Sep 29, 2021 | Sep 30, 2021 |
| 424B5 | Prospectus supplement | Sep 29, 2021 | — |
| 6-K | Current report (foreign issuer) | Aug 31, 2021 | Aug 31, 2021 |
| 6-K | Current report (foreign issuer) | Jul 21, 2021 | Jul 31, 2021 |
| 6-K | Current report (foreign issuer) | Jun 10, 2021 | Jun 30, 2021 |
| 6-K | Current report (foreign issuer) | May 26, 2021 | May 31, 2021 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2021 | Dec 31, 2020 |
| 6-K | Current report (foreign issuer) | Apr 9, 2021 | Apr 30, 2021 |
| 6-K | Current report (foreign issuer) | Dec 18, 2020 | Dec 31, 2020 |
| 6-K | Current report (foreign issuer) | Nov 17, 2020 | Nov 30, 2020 |
| 6-K | Current report (foreign issuer) | Nov 3, 2020 | Nov 30, 2020 |
| 424B3 | Prospectus | Oct 16, 2020 | — |
| 6-K | Current report (foreign issuer) | Sep 11, 2020 | Jun 30, 2020 |
| 6-K | Current report (foreign issuer) | May 29, 2020 | May 31, 2020 |
| 20-F | Annual report (foreign issuer) | Apr 16, 2020 | Dec 31, 2019 |
| 6-K | Current report (foreign issuer) | Feb 25, 2020 | Feb 29, 2020 |
| 6-K/A | Filing | Dec 4, 2019 | Nov 30, 2019 |
| 6-K | Current report (foreign issuer) | Nov 26, 2019 | Nov 30, 2019 |
| 6-K | Current report (foreign issuer) | Nov 22, 2019 | Nov 30, 2019 |
| 6-K | Current report (foreign issuer) | Oct 18, 2019 | Oct 31, 2019 |
| 6-K | Current report (foreign issuer) | Sep 20, 2019 | Jun 30, 2019 |
| 6-K | Current report (foreign issuer) | Aug 19, 2019 | Aug 31, 2019 |
| 6-K | Current report (foreign issuer) | Aug 16, 2019 | Aug 31, 2019 |
| 6-K | Current report (foreign issuer) | Jun 28, 2019 | Jun 30, 2019 |
| 20-F/A | Amended annual report (foreign issuer) | Jun 6, 2019 | Dec 31, 2018 |
| 424B3 | Prospectus | May 13, 2019 | — |
| 20-F | Annual report (foreign issuer) | Apr 16, 2019 | Dec 31, 2018 |
| 6-K | Current report (foreign issuer) | Apr 2, 2019 | Apr 30, 2019 |
| 424B3 | Prospectus | Mar 29, 2019 | — |
| EFFECT | Filing | Feb 20, 2019 | — |
| CORRESP | Letter to the SEC | Feb 15, 2019 | — |
| 6-K | Current report (foreign issuer) | Feb 13, 2019 | Feb 28, 2019 |
| 6-K | Current report (foreign issuer) | Feb 12, 2019 | Feb 28, 2019 |
| UPLOAD | Letter from the SEC | Jan 29, 2019 | — |
| CORRESP | Letter to the SEC | Jan 7, 2019 | — |
| UPLOAD | Letter from the SEC | Dec 21, 2018 | — |
| 6-K | Current report (foreign issuer) | Dec 12, 2018 | Dec 31, 2018 |
| CORRESP | Letter to the SEC | Dec 11, 2018 | — |
| DEL AM | Filing | Dec 7, 2018 | — |
| 6-K | Current report (foreign issuer) | Dec 4, 2018 | Dec 31, 2018 |
| 6-K | Current report (foreign issuer) | Nov 30, 2018 | Nov 30, 2018 |
| F-3 | Shelf registration (foreign issuer) | Nov 30, 2018 | — |
| 6-K | Current report (foreign issuer) | Nov 29, 2018 | Sep 30, 2018 |
| 6-K | Current report (foreign issuer) | Nov 13, 2018 | Nov 30, 2018 |
| UPLOAD | Letter from the SEC | Nov 8, 2018 | — |
| 6-K | Current report (foreign issuer) | Aug 15, 2018 | Aug 31, 2018 |
| 6-K | Current report (foreign issuer) | Jun 6, 2018 | Jun 30, 2018 |
| 20-F | Annual report (foreign issuer) | May 15, 2018 | Dec 31, 2017 |
| UPLOAD | Letter from the SEC | May 4, 2018 | — |
| NT 20-F | Filing | May 1, 2018 | Dec 31, 2017 |
| CORRESP | Letter to the SEC | Apr 5, 2018 | — |
| UPLOAD | Letter from the SEC | Mar 19, 2018 | — |
| CORRESP | Letter to the SEC | Mar 2, 2018 | — |
| 6-K | Current report (foreign issuer) | Feb 28, 2018 | Feb 28, 2018 |
| CORRESP | Letter to the SEC | Feb 22, 2018 | — |
| CORRESP | Letter to the SEC | Feb 8, 2018 | — |
| UPLOAD | Letter from the SEC | Feb 5, 2018 | — |
| CORRESP | Letter to the SEC | Jan 19, 2018 | — |
| 6-K | Current report (foreign issuer) | Dec 19, 2017 | Dec 31, 2017 |
| 6-K | Current report (foreign issuer) | Dec 18, 2017 | Dec 31, 2017 |
| 6-K | Current report (foreign issuer) | Dec 15, 2017 | Dec 31, 2017 |
| UPLOAD | Letter from the SEC | Dec 15, 2017 | — |
| 424B2 | Prospectus | Dec 14, 2017 | — |
| 6-K | Current report (foreign issuer) | Dec 13, 2017 | Dec 31, 2017 |
| FWP | Free writing prospectus | Dec 13, 2017 | — |
| 424B2 | Prospectus | Dec 12, 2017 | — |
| 6-K | Current report (foreign issuer) | Dec 12, 2017 | Dec 12, 2017 |
| 6-K | Current report (foreign issuer) | Nov 8, 2017 | Nov 30, 2017 |
| 6-K | Current report (foreign issuer) | Nov 3, 2017 | Nov 30, 2017 |
| CERTNYS | Auto-generated paper document | Jun 26, 2017 | — |
| F-3ASR | Filing | Jun 22, 2017 | — |
| 6-K | Current report (foreign issuer) | Jun 22, 2017 | Jun 30, 2017 |
| 8-A12B | Filing | Jun 16, 2017 | — |
| 6-K | Current report (foreign issuer) | Jun 16, 2017 | Jun 30, 2017 |
| 6-K | Current report (foreign issuer) | Jun 2, 2017 | Jun 30, 2017 |
| 20-F/A | Amended annual report (foreign issuer) | May 1, 2017 | Dec 31, 2016 |
| 20-F | Annual report (foreign issuer) | May 1, 2017 | Dec 31, 2016 |
| UPLOAD | Letter from the SEC | Feb 9, 2017 | — |
| CORRESP | Letter to the SEC | Feb 3, 2017 | — |
| UPLOAD | Letter from the SEC | Jan 27, 2017 | — |
| CORRESP | Letter to the SEC | Jan 24, 2017 | — |
| UPLOAD | Letter from the SEC | Jan 10, 2017 | — |
| CORRESP | Letter to the SEC | Dec 23, 2016 | — |
| UPLOAD | Letter from the SEC | Dec 21, 2016 | — |
| 6-K | Current report (foreign issuer) | Nov 15, 2016 | Nov 30, 2016 |
| 6-K | Current report (foreign issuer) | Sep 30, 2016 | Sep 30, 2016 |
| 424B2 | Prospectus | Sep 29, 2016 | — |
| 424B2 | Prospectus | Sep 26, 2016 | — |
| 6-K | Current report (foreign issuer) | Sep 26, 2016 | Sep 26, 2016 |
| 6-K | Current report (foreign issuer) | Jun 21, 2016 | Jun 30, 2016 |
| 6-K | Current report (foreign issuer) | May 2, 2016 | May 31, 2016 |
| 20-F | Annual report (foreign issuer) | Mar 23, 2016 | Dec 31, 2015 |
| 6-K | Current report (foreign issuer) | Feb 17, 2016 | Feb 29, 2016 |
| 6-K | Current report (foreign issuer) | Jan 13, 2016 | Jan 31, 2016 |
| 6-K | Current report (foreign issuer) | Nov 12, 2015 | Nov 30, 2015 |
| 6-K | Current report (foreign issuer) | Nov 12, 2015 | Nov 30, 2015 |
| 6-K | Current report (foreign issuer) | Jun 22, 2015 | Jun 30, 2015 |
| 6-K | Current report (foreign issuer) | Apr 30, 2015 | Apr 30, 2015 |
| 20-F/A | Amended annual report (foreign issuer) | Apr 29, 2015 | Dec 31, 2014 |
| 20-F | Annual report (foreign issuer) | Mar 27, 2015 | Dec 31, 2014 |
| 6-K | Current report (foreign issuer) | Nov 18, 2014 | Nov 30, 2014 |
| UPLOAD | Letter from the SEC | Aug 20, 2014 | — |
| CORRESP | Letter to the SEC | Aug 15, 2014 | — |
| UPLOAD | Letter from the SEC | Aug 7, 2014 | — |
| 6-K | Current report (foreign issuer) | Jul 30, 2014 | Jul 30, 2014 |
| 6-K | Current report (foreign issuer) | May 9, 2014 | May 31, 2014 |
| 6-K | Current report (foreign issuer) | Apr 11, 2014 | Apr 30, 2014 |
| 424B2 | Prospectus | Apr 9, 2014 | — |
| FWP | Free writing prospectus | Apr 8, 2014 | — |
| 6-K | Current report (foreign issuer) | Apr 8, 2014 | Apr 30, 2014 |
| FWP | Free writing prospectus | Apr 7, 2014 | — |
| FWP | Free writing prospectus | Apr 7, 2014 | — |
| 424B2 | Prospectus | Apr 7, 2014 | — |
| 20-F/A | Amended annual report (foreign issuer) | Apr 7, 2014 | Dec 31, 2013 |
| 20-F | Annual report (foreign issuer) | Apr 4, 2014 | Dec 31, 2013 |
| 6-K | Current report (foreign issuer) | Dec 12, 2013 | Dec 31, 2013 |
| 6-K | Current report (foreign issuer) | Nov 27, 2013 | Nov 30, 2013 |
| 424B2 | Prospectus | Nov 25, 2013 | — |
| 6-K | Current report (foreign issuer) | Nov 22, 2013 | Nov 30, 2013 |
| FWP | Free writing prospectus | Nov 22, 2013 | — |
| 6-K | Current report (foreign issuer) | Nov 22, 2013 | Nov 30, 2013 |
| 424B2 | Prospectus | Nov 21, 2013 | — |
| FWP | Free writing prospectus | Nov 21, 2013 | — |
| 6-K | Current report (foreign issuer) | Nov 21, 2013 | Nov 21, 2013 |
| EFFECT | Filing | Nov 6, 2013 | — |
| EFFECT | Filing | Nov 6, 2013 | — |
| 6-K | Current report (foreign issuer) | Nov 5, 2013 | Nov 30, 2013 |
| CORRESP | Letter to the SEC | Nov 4, 2013 | — |
| CORRESP | Letter to the SEC | Nov 4, 2013 | — |
| CORRESP | Letter to the SEC | Nov 1, 2013 | — |
| CORRESP | Letter to the SEC | Nov 1, 2013 | — |
| F-3/A | Filing | Nov 1, 2013 | — |
| F-3/A | Filing | Nov 1, 2013 | — |
| 6-K | Current report (foreign issuer) | Oct 30, 2013 | Oct 31, 2013 |
| UPLOAD | Letter from the SEC | Oct 29, 2013 | — |
| CORRESP | Letter to the SEC | Oct 24, 2013 | — |
| CORRESP | Letter to the SEC | Oct 18, 2013 | — |
| UPLOAD | Letter from the SEC | Oct 3, 2013 | — |
| UPLOAD | Letter from the SEC | Sep 5, 2013 | — |
| CORRESP | Letter to the SEC | Aug 23, 2013 | — |
| 6-K | Current report (foreign issuer) | Aug 13, 2013 | Aug 31, 2013 |
| 6-K | Current report (foreign issuer) | Aug 5, 2013 | Aug 31, 2013 |
| UPLOAD | Letter from the SEC | Jul 31, 2013 | — |
| CORRESP | Letter to the SEC | Jul 25, 2013 | — |
| UPLOAD | Letter from the SEC | Jul 9, 2013 | — |
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
- Water Transportation (SIC 4400)
- Listed as
- NAT (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Hamilton Hm12, Bermuda
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1000177
- Former names
- NORDIC AMERICAN TANKER SHIPPING LTD (until Jun 29, 2011)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.