Transcanada Pipelines Ltd SEC filings TCPA
Transcanada Pipelines Ltd has 484 filings in SEC EDGAR's recent list, going back to Feb 10, 1995. Its latest annual report, Form 40-F, was filed on Feb 13, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Nov 5, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 6-K | Current report (foreign issuer) | Nov 5, 2026 | Sep 30, 2026 |
| 6-K | Current report (foreign issuer) | Nov 5, 2026 | Sep 30, 2026 |
| 6-K | Current report (foreign issuer) | Oct 6, 2026 | Oct 5, 2026 |
| 6-K | Current report (foreign issuer) | Jul 30, 2026 | Jun 30, 2026 |
| 6-K | Current report (foreign issuer) | Jul 30, 2026 | Jun 30, 2026 |
| 6-K | Current report (foreign issuer) | May 1, 2026 | Mar 31, 2026 |
| 6-K | Current report (foreign issuer) | May 1, 2026 | Mar 31, 2026 |
| 6-K | Current report (foreign issuer) | Apr 15, 2026 | Apr 15, 2026 |
| SUPPL | Filing | Apr 15, 2026 | — |
| FWP | Free writing prospectus | Apr 15, 2026 | — |
| SUPPL | Filing | Apr 14, 2026 | — |
| 6-K | Current report (foreign issuer) | Mar 20, 2026 | Mar 5, 2026 |
| 6-K | Current report (foreign issuer) | Feb 13, 2026 | Dec 31, 2025 |
| 40-F | Annual report (Canadian issuer) | Feb 13, 2026 | Dec 31, 2025 |
| 6-K | Current report (foreign issuer) | Nov 6, 2025 | Sep 30, 2025 |
| 6-K | Current report (foreign issuer) | Nov 6, 2025 | Sep 30, 2025 |
| 6-K | Current report (foreign issuer) | Oct 29, 2025 | Oct 29, 2025 |
| CERT | Nyse certification | Oct 14, 2025 | — |
| 8-A12B | Filing | Oct 10, 2025 | — |
| 6-K | Current report (foreign issuer) | Oct 8, 2025 | Oct 8, 2025 |
| SUPPL | Filing | Oct 8, 2025 | — |
| FWP | Free writing prospectus | Oct 6, 2025 | — |
| SUPPL | Filing | Oct 6, 2025 | — |
| 6-K | Current report (foreign issuer) | Jul 31, 2025 | Jun 30, 2025 |
| 6-K | Current report (foreign issuer) | Jul 31, 2025 | Jun 30, 2025 |
| 6-K | Current report (foreign issuer) | May 1, 2025 | Mar 31, 2025 |
| 6-K | Current report (foreign issuer) | May 1, 2025 | Mar 31, 2025 |
| 6-K | Current report (foreign issuer) | Mar 21, 2025 | Mar 14, 2025 |
| 6-K | Current report (foreign issuer) | Feb 21, 2025 | Feb 21, 2025 |
| SUPPL | Filing | Feb 20, 2025 | — |
| FWP | Free writing prospectus | Feb 19, 2025 | — |
| SUPPL | Filing | Feb 19, 2025 | — |
| 6-K | Current report (foreign issuer) | Feb 14, 2025 | Dec 31, 2024 |
| 40-F | Annual report (Canadian issuer) | Feb 14, 2025 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Feb 13, 2025 | Feb 13, 2025 |
| F-X | Filing | Dec 5, 2024 | — |
| F-10EF | Filing | Dec 5, 2024 | — |
| 6-K | Current report (foreign issuer) | Nov 7, 2024 | Sep 30, 2024 |
| 6-K/A | Filing | Oct 24, 2024 | Oct 24, 2024 |
| 6-K | Current report (foreign issuer) | Oct 9, 2024 | Oct 9, 2024 |
| 6-K | Current report (foreign issuer) | Oct 9, 2024 | Oct 9, 2024 |
| 6-K | Current report (foreign issuer) | Oct 9, 2024 | Oct 9, 2024 |
| 6-K | Current report (foreign issuer) | Oct 8, 2024 | Oct 8, 2024 |
| 6-K | Current report (foreign issuer) | Oct 1, 2024 | Oct 1, 2024 |
| 6-K | Current report (foreign issuer) | Sep 13, 2024 | Sep 13, 2024 |
| 6-K | Current report (foreign issuer) | Aug 1, 2024 | Jun 30, 2024 |
| 6-K | Current report (foreign issuer) | Aug 1, 2024 | Jun 30, 2024 |
| 6-K | Current report (foreign issuer) | May 3, 2024 | Mar 31, 2024 |
| 6-K | Current report (foreign issuer) | May 3, 2024 | Mar 31, 2024 |
| 6-K | Current report (foreign issuer) | Apr 16, 2024 | Apr 16, 2024 |
| 6-K | Current report (foreign issuer) | Feb 16, 2024 | Dec 31, 2023 |
| 40-F | Annual report (Canadian issuer) | Feb 16, 2024 | Dec 31, 2023 |
| F-X | Filing | Jan 18, 2024 | — |
| F-10EF | Filing | Jan 18, 2024 | — |
| 6-K | Current report (foreign issuer) | Nov 8, 2023 | Sep 30, 2023 |
| 6-K | Current report (foreign issuer) | Nov 8, 2023 | Sep 30, 2023 |
| 6-K | Current report (foreign issuer) | Oct 16, 2023 | Oct 16, 2023 |
| 6-K | Current report (foreign issuer) | Jul 27, 2023 | Jun 30, 2023 |
| 6-K | Current report (foreign issuer) | Jul 27, 2023 | Jun 30, 2023 |
| 6-K | Current report (foreign issuer) | Apr 28, 2023 | Mar 31, 2023 |
| 6-K | Current report (foreign issuer) | Apr 28, 2023 | Mar 31, 2023 |
| 6-K | Current report (foreign issuer) | Mar 17, 2023 | Mar 1, 2023 |
| 6-K | Current report (foreign issuer) | Mar 8, 2023 | Mar 8, 2023 |
| SUPPL | Filing | Mar 8, 2023 | — |
| FWP | Free writing prospectus | Mar 7, 2023 | — |
| FWP | Free writing prospectus | Mar 7, 2023 | — |
| SUPPL | Filing | Mar 7, 2023 | — |
| 6-K | Current report (foreign issuer) | Feb 14, 2023 | Dec 31, 2022 |
| 40-F | Annual report (Canadian issuer) | Feb 14, 2023 | Dec 31, 2022 |
| 6-K | Current report (foreign issuer) | Nov 9, 2022 | Sep 30, 2022 |
| 6-K | Current report (foreign issuer) | Nov 9, 2022 | Sep 30, 2022 |
| 6-K | Current report (foreign issuer) | Nov 7, 2022 | Nov 7, 2022 |
| F-X | Filing | Sep 8, 2022 | — |
| F-X | Filing | Sep 8, 2022 | — |
| F-X | Filing | Sep 8, 2022 | — |
| F-10 | Filing | Sep 8, 2022 | — |
| 6-K | Current report (foreign issuer) | Jul 28, 2022 | Jun 30, 2022 |
| 6-K | Current report (foreign issuer) | Jul 28, 2022 | Jun 30, 2022 |
| 6-K | Current report (foreign issuer) | Apr 29, 2022 | Mar 31, 2022 |
| 6-K | Current report (foreign issuer) | Apr 29, 2022 | Mar 31, 2022 |
| 6-K | Current report (foreign issuer) | Mar 14, 2022 | Feb 24, 2022 |
| 6-K | Current report (foreign issuer) | Mar 7, 2022 | Mar 7, 2022 |
| 6-K | Current report (foreign issuer) | Mar 4, 2022 | Mar 3, 2022 |
| SUPPL | Filing | Mar 4, 2022 | — |
| FWP | Free writing prospectus | Mar 3, 2022 | — |
| SUPPL | Filing | Mar 2, 2022 | — |
| 6-K | Current report (foreign issuer) | Feb 15, 2022 | Dec 31, 2021 |
| 40-F | Annual report (Canadian issuer) | Feb 15, 2022 | Dec 31, 2021 |
| F-10/A | Filing | Dec 15, 2021 | — |
| F-X | Filing | Dec 8, 2021 | — |
| F-10 | Filing | Dec 8, 2021 | — |
| 6-K | Current report (foreign issuer) | Nov 5, 2021 | Sep 30, 2021 |
| 6-K | Current report (foreign issuer) | Nov 5, 2021 | Sep 30, 2021 |
| 6-K | Current report (foreign issuer) | Oct 14, 2021 | Oct 14, 2021 |
| 6-K | Current report (foreign issuer) | Oct 8, 2021 | Oct 8, 2021 |
| SUPPL | Filing | Oct 8, 2021 | — |
| FWP | Free writing prospectus | Oct 8, 2021 | — |
| SUPPL | Filing | Oct 7, 2021 | — |
| 6-K | Current report (foreign issuer) | Jul 29, 2021 | Jun 30, 2021 |
| 6-K | Current report (foreign issuer) | Jul 29, 2021 | Jun 30, 2021 |
| 6-K | Current report (foreign issuer) | May 7, 2021 | Mar 31, 2021 |
| 6-K | Current report (foreign issuer) | May 7, 2021 | Mar 31, 2021 |
| 6-K | Current report (foreign issuer) | Mar 22, 2021 | Mar 4, 2021 |
| F-10/A | Filing | Mar 17, 2021 | — |
| F-X | Filing | Feb 22, 2021 | — |
| F-X | Filing | Feb 22, 2021 | — |
| F-X | Filing | Feb 22, 2021 | — |
| F-10 | Filing | Feb 22, 2021 | — |
| 6-K | Current report (foreign issuer) | Feb 19, 2021 | Feb 17, 2021 |
| 6-K | Current report (foreign issuer) | Feb 18, 2021 | Dec 31, 2020 |
| 40-F | Annual report (Canadian issuer) | Feb 18, 2021 | Dec 31, 2020 |
| 6-K | Current report (foreign issuer) | Oct 29, 2020 | Sep 30, 2020 |
| 6-K | Current report (foreign issuer) | Oct 29, 2020 | Sep 30, 2020 |
| 6-K | Current report (foreign issuer) | Jul 30, 2020 | Jun 30, 2020 |
| 6-K | Current report (foreign issuer) | Jul 30, 2020 | Jun 30, 2020 |
| 6-K | Current report (foreign issuer) | Jul 30, 2020 | Jun 30, 2020 |
| 6-K | Current report (foreign issuer) | May 1, 2020 | Mar 31, 2020 |
| 6-K | Current report (foreign issuer) | May 1, 2020 | Mar 31, 2020 |
| 6-K | Current report (foreign issuer) | Apr 3, 2020 | Apr 3, 2020 |
| SUPPL | Filing | Apr 3, 2020 | — |
| FWP | Free writing prospectus | Apr 2, 2020 | — |
| SUPPL | Filing | Apr 2, 2020 | — |
| 6-K | Current report (foreign issuer) | Mar 16, 2020 | Feb 27, 2020 |
| 6-K | Current report (foreign issuer) | Feb 13, 2020 | Dec 31, 2019 |
| 40-F | Annual report (Canadian issuer) | Feb 13, 2020 | Dec 31, 2019 |
| EFFECT | Filing | Dec 23, 2019 | — |
| F-10/A | Filing | Dec 23, 2019 | — |
| 6-K | Current report (foreign issuer) | Dec 20, 2019 | Dec 20, 2019 |
| F-X | Filing | Dec 17, 2019 | — |
| F-10 | Filing | Dec 17, 2019 | — |
| 6-K | Current report (foreign issuer) | Nov 1, 2019 | Sep 30, 2019 |
| 6-K | Current report (foreign issuer) | Nov 1, 2019 | Sep 30, 2019 |
| 6-K | Current report (foreign issuer) | Sep 12, 2019 | Sep 12, 2019 |
| 6-K | Current report (foreign issuer) | Sep 11, 2019 | Sep 11, 2019 |
| SUPPL | Filing | Sep 11, 2019 | — |
| F-10POS | Filing | Aug 28, 2019 | — |
| EFFECT | Filing | Aug 12, 2019 | — |
| F-10/A | Filing | Aug 12, 2019 | — |
| F-X | Filing | Aug 2, 2019 | — |
| F-X | Filing | Aug 2, 2019 | — |
| F-X | Filing | Aug 2, 2019 | — |
| F-10 | Filing | Aug 1, 2019 | — |
| 6-K | Current report (foreign issuer) | Aug 1, 2019 | Jun 30, 2019 |
| 6-K | Current report (foreign issuer) | Aug 1, 2019 | Jun 30, 2019 |
| 6-K | Current report (foreign issuer) | May 3, 2019 | Feb 28, 2019 |
| 6-K | Current report (foreign issuer) | May 3, 2019 | Mar 31, 2019 |
| 6-K | Current report (foreign issuer) | May 3, 2019 | Mar 31, 2019 |
| 6-K | Current report (foreign issuer) | Feb 14, 2019 | Feb 14, 2019 |
| 40-F | Annual report (Canadian issuer) | Feb 14, 2019 | Dec 31, 2018 |
| 6-K | Current report (foreign issuer) | Nov 1, 2018 | Sep 30, 2018 |
| 6-K | Current report (foreign issuer) | Oct 11, 2018 | Oct 10, 2018 |
| SUPPL | Filing | Oct 11, 2018 | — |
| FWP | Free writing prospectus | Oct 10, 2018 | — |
| SUPPL | Supplement | Oct 10, 2018 | — |
| 6-K | Current report (foreign issuer) | Aug 2, 2018 | Jun 30, 2018 |
| 6-K | Current report (foreign issuer) | May 4, 2018 | May 3, 2018 |
| SUPPL | Filing | May 4, 2018 | — |
| FWP | Free writing prospectus | May 4, 2018 | — |
| SUPPL | Filing | May 3, 2018 | — |
| 6-K | Current report (foreign issuer) | Apr 27, 2018 | Mar 31, 2018 |
| 40-F/A | Amended annual report (Canadian issuer) | Mar 13, 2018 | Dec 31, 2017 |
| 6-K | Current report (foreign issuer) | Feb 16, 2018 | Dec 31, 2017 |
| 40-F | Annual report (Canadian issuer) | Feb 16, 2018 | Dec 31, 2017 |
| 6-K | Current report (foreign issuer) | Feb 2, 2018 | Feb 2, 2018 |
| EFFECT | Filing | Dec 11, 2017 | — |
| F-10/A | Filing | Dec 11, 2017 | — |
| F-X | Filing | Dec 4, 2017 | — |
| F-10 | Filing | Dec 4, 2017 | — |
| 6-K | Current report (foreign issuer) | Nov 16, 2017 | Nov 15, 2017 |
| SUPPL | Filing | Nov 16, 2017 | — |
| FWP | Free writing prospectus | Nov 15, 2017 | — |
| 6-K | Current report (foreign issuer) | Nov 15, 2017 | Nov 15, 2017 |
| SUPPL | Filing | Nov 15, 2017 | — |
| 6-K | Current report (foreign issuer) | Nov 9, 2017 | Sep 30, 2017 |
| 6-K | Current report (foreign issuer) | Jul 28, 2017 | Jun 30, 2017 |
| 6-K | Current report (foreign issuer) | May 5, 2017 | Mar 31, 2017 |
| 40-F/A | Amended annual report (Canadian issuer) | Mar 21, 2017 | Dec 31, 2016 |
| 6-K | Current report (foreign issuer) | Mar 2, 2017 | Mar 2, 2017 |
| 6-K | Current report (foreign issuer) | Mar 1, 2017 | Feb 27, 2017 |
| SUPPL | Supplement | Feb 28, 2017 | — |
| EFFECT | Filing | Feb 27, 2017 | — |
| FWP | Free writing prospectus | Feb 27, 2017 | — |
| F-10/A | Filing | Feb 24, 2017 | — |
| 3 | Initial insider ownership | Feb 22, 2017 | Jul 1, 2016 |
| 4 | Insider transaction | Feb 22, 2017 | Feb 17, 2017 |
| F-X | Filing | Feb 21, 2017 | — |
| F-X | Filing | Feb 21, 2017 | — |
| F-X | Filing | Feb 21, 2017 | — |
| F-10 | Filing | Feb 21, 2017 | — |
| 6-K | Current report (foreign issuer) | Feb 17, 2017 | Dec 31, 2016 |
| 40-F | Annual report (Canadian issuer) | Feb 17, 2017 | Dec 31, 2016 |
| 6-K | Current report (foreign issuer) | Nov 8, 2016 | Nov 8, 2016 |
| 6-K | Current report (foreign issuer) | Nov 3, 2016 | Sep 30, 2016 |
| 6-K | Current report (foreign issuer) | Aug 18, 2016 | Aug 18, 2016 |
| 6-K | Current report (foreign issuer) | Aug 11, 2016 | Aug 11, 2016 |
| 6-K | Current report (foreign issuer) | Aug 10, 2016 | Aug 10, 2016 |
| SUPPL | Filing | Aug 10, 2016 | — |
| FWP | Free writing prospectus | Aug 9, 2016 | — |
| EFFECT | Filing | Aug 8, 2016 | — |
| F-X/A | Filing | Aug 8, 2016 | — |
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
- Natural Gas Transmission (SIC 4922)
- Listed as
- TCPA (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Calgary Alberta, Alberta, Canada
- SEC filer status
- Large Accelerated
- SEC CIK
- 99070
Other Natural Gas Transmission companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.