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TRANSCANADA PIPELINES LTD — SUPPL Filings

62 SUPPL filings on record

This page lists all SUPPL filings submitted to the SEC by TRANSCANADA PIPELINES LTD (TCPA), sorted by most recent first. Each row links to the full filing on EdgarLookup. TRANSCANADA PIPELINES LTD has filed 62 SUPPL documents with the SEC since 1995. To view all SEC filings by TRANSCANADA PIPELINES LTD, see the full filings list.

Overview All Filings Financials Insiders
All 15-12B 25 25-NSE 3 4 40-F 40-F/A 6-K 6-K/A 8-A12B CERT CORRESP EFFECT F-10 F-10/A F-10EF F-10POS F-9 F-9 POS F-9/A F-X F-X/A FWP SC 13G SC 13G/A SUPPL U-57 UPLOAD
Form Description Accession Number Filed Period
SUPPL SUPPL 0001193125-25-233745 Oct 8, 2025
SUPPL SUPPL 0001193125-25-231083 Oct 6, 2025
SUPPL SUPPL 0001193125-25-030844 Feb 20, 2025
SUPPL SUPPL 0001193125-25-029207 Feb 19, 2025
SUPPL SUPPL 0001104659-23-029890 Mar 8, 2023
SUPPL SUPPL 0001104659-23-029337 Mar 7, 2023
SUPPL SUPPL 0001104659-22-030192 Mar 4, 2022
SUPPL SUPPL 0001104659-22-029048 Mar 2, 2022
SUPPL SUPPL 0001104659-21-124396 Oct 8, 2021
SUPPL SUPPL 0001104659-21-123928 Oct 7, 2021
SUPPL SUPPL 0001104659-20-043033 Apr 3, 2020
SUPPL SUPPL 0001104659-20-042358 Apr 2, 2020
SUPPL SUPPL 0001104659-19-049701 Sep 11, 2019
SUPPL SUPPL 0001047469-18-006663 Oct 11, 2018
SUPPL SUPPLEMENT 0001047469-18-006643 Oct 10, 2018
SUPPL SUPPL 0001047469-18-003478 May 4, 2018
SUPPL SUPPL 0001047469-18-003448 May 3, 2018
SUPPL SUPPL 0001047469-17-007100 Nov 16, 2017
SUPPL SUPPL 0001047469-17-007072 Nov 15, 2017
SUPPL SUPPLEMENT 0001047469-17-001070 Feb 28, 2017
SUPPL SUPPL 0001047469-16-014861 Aug 10, 2016
SUPPL SUPPL 0001047469-16-009818 Jan 25, 2016
SUPPL SUPPL 0001047469-16-009787 Jan 22, 2016
SUPPL SUPPLEMENT 0001047469-15-008337 Nov 5, 2015
SUPPL SUPPLEMENT 0001047469-15-008301 Nov 4, 2015
SUPPL SUPPL 0001047469-15-004766 May 14, 2015
SUPPL SUPPL 0001047469-15-002444 Mar 19, 2015
SUPPL SUPPL 0001047469-15-002368 Mar 18, 2015
SUPPL SUPPLEMENT US 0001047469-15-000088 Jan 8, 2015
SUPPL SUPPLEMENT US 0001047469-15-000068 Jan 7, 2015
SUPPL SUPPL 0001047469-14-001336 Feb 26, 2014
SUPPL SUPPL 0001047469-14-001274 Feb 25, 2014
SUPPL SUPPL 0001047469-13-009480 Oct 3, 2013
SUPPL SUPPL 0001047469-13-009459 Oct 2, 2013
SUPPL SUPPLEMENT 0001047469-13-007311 Jul 1, 2013
SUPPL SUPPLEMENT 0001047469-13-007273 Jun 28, 2013
SUPPL SUPPL 0001047469-13-000170 Jan 11, 2013
SUPPL SUPPL 0001047469-13-000145 Jan 10, 2013
SUPPL SUPPLEMENT 0001047469-12-007591 Jul 31, 2012
SUPPL SUPPLEMENT 0001047469-12-007513 Jul 30, 2012
SUPPL SUPPL 0001047469-12-001826 Feb 29, 2012
SUPPL SUPPL 0001047469-12-001684 Feb 28, 2012
SUPPL PROSPECTUS SUPPLEMENT 0001047469-10-008185 Sep 21, 2010
SUPPL PROSPECTUS SUPPLEMENT 0001047469-10-008154 Sep 20, 2010
SUPPL SUPPLEMENT 0001047469-10-005615 May 27, 2010
SUPPL SUPPLMENT 0001047469-10-005578 May 26, 2010
SUPPL SUPPLEMENT 0001047469-09-000068 Jan 7, 2009
SUPPL SUPPLEMENT 0001047469-09-000046 Jan 6, 2009
SUPPL PROSPECTUS SUPPLEMENT 0001047469-08-008932 Aug 8, 2008
SUPPL PROSPECTUS SUPPLEMENT 0001047469-08-008804 Aug 6, 2008