Public Service Co Of Colorado

Business address
1800 Larimer Street, Denver, CO, 80202
State of incorporation
CO
Fiscal year end
31 December
Public Service Co Of Colorado has filed 475 SEC EDGAR filings since 23 Feb 1995

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
8-K Open Document | Data Open Filing 8-K 24 Nov 2025 21 Nov 2025 001-03280
10-Q Open Document | Data Open Filing 10-Q 30 Oct 2025 30 Sep 2025 001-03280
8-K Open Document | Data Open Filing 8-K 30 Oct 2025 30 Oct 2025 001-03280
8-K Open Document | Data Open Filing 8-K 24 Sep 2025 23 Sep 2025 001-03280
8-K Open Document | Data Open Filing 8-K 07 Aug 2025 07 Aug 2025 001-03280
424B2 Open Document | Data Open Filing 424B2 05 Aug 2025 333-278797-02
FWP Open Document Open Filing FWP 04 Aug 2025 333-278797-02
424B5 Open Document Open Filing 424B5 04 Aug 2025 333-278797-02
10-Q Open Document | Data Open Filing 10-Q 31 Jul 2025 30 Jun 2025 001-03280
8-K Open Document | Data Open Filing 8-K 31 Jul 2025 31 Jul 2025 001-03280
8-K Open Document | Data Open Filing 8-K 07 May 2025 06 May 2025 001-03280
10-Q Open Document | Data Open Filing 10-Q 24 Apr 2025 31 Mar 2025 001-03280
8-K Open Document | Data Open Filing 8-K 24 Apr 2025 24 Apr 2025 001-03280
8-K Open Document | Data Open Filing 8-K 20 Mar 2025 20 Mar 2025 001-03280
424B2 Open Document Open Filing 424B2 18 Mar 2025 333-278797-02
FWP Open Document Open Filing FWP 18 Mar 2025 333-278797-02
424B5 Open Document Open Filing 424B5 17 Mar 2025 333-278797-02
10-K Open Document | Data Open Filing 10-K 27 Feb 2025 31 Dec 2024 001-03280
8-K Open Document | Data Open Filing 8-K 06 Feb 2025 06 Feb 2025 001-03280
10-Q Open Document | Data Open Filing 10-Q 31 Oct 2024 30 Sep 2024 001-03280
8-K Open Document | Data Open Filing 8-K 31 Oct 2024 31 Oct 2024 001-03280
8-K Open Document | Data Open Filing 8-K 17 Oct 2024 15 Oct 2024 001-03280
10-Q Open Document | Data Open Filing 10-Q 01 Aug 2024 30 Jun 2024 001-03280
8-K Open Document | Data Open Filing 8-K 01 Aug 2024 01 Aug 2024 001-03280
8-K Open Document | Data Open Filing 8-K 12 Jul 2024 11 Jul 2024 001-03280
8-K Open Document | Data Open Filing 8-K 27 Jun 2024 27 Jun 2024 001-03280
10-Q Open Document | Data Open Filing 10-Q 25 Apr 2024 31 Mar 2024 001-03280
8-K Open Document | Data Open Filing 8-K 25 Apr 2024 25 Apr 2024 001-03280
S-3ASR Open Document Open Filing FORM S-3ASR 18 Apr 2024 333-278797-02
8-K Open Document | Data Open Filing 8-K 04 Apr 2024 04 Apr 2024 001-03280
424B2 Open Document Open Filing 424B2 02 Apr 2024 333-255446-02
FWP Open Document Open Filing FWP 01 Apr 2024 333-255446-02
424B5 Open Document Open Filing 424B5 01 Apr 2024 333-255446-02
10-K Open Document | Data Open Filing 10-K 21 Feb 2024 31 Dec 2023 001-03280
8-K Open Document | Data Open Filing 8-K 29 Jan 2024 29 Jan 2024 001-03280
8-K Open Document | Data Open Filing 8-K 25 Jan 2024 25 Jan 2024 001-03280
8-K Open Document | Data Open Filing 8-K 15 Dec 2023 13 Dec 2023 001-03280
10-Q Open Document | Data Open Filing 10-Q 27 Oct 2023 30 Sep 2023 001-03280
8-K Open Document | Data Open Filing 8-K 27 Oct 2023 27 Oct 2023 001-03280
8-K Open Document | Data Open Filing 8-K 18 Sep 2023 18 Sep 2023 001-03280
8-K Open Document | Data Open Filing 8-K 17 Aug 2023 16 Aug 2023 001-03280
10-Q Open Document | Data Open Filing 10-Q 27 Jul 2023 30 Jun 2023 001-03280
8-K Open Document | Data Open Filing 8-K 27 Jul 2023 27 Jul 2023 001-03280
8-K Open Document | Data Open Filing 8-K 21 Jun 2023 20 Jun 2023 001-03280
8-K Open Document | Data Open Filing 8-K 05 May 2023 03 May 2023 001-03280
10-Q Open Document | Data Open Filing 10-Q 27 Apr 2023 31 Mar 2023 001-03280
8-K Open Document | Data Open Filing 8-K 27 Apr 2023 27 Apr 2023 001-03280
8-K Open Document | Data Open Filing 8-K 03 Apr 2023 03 Apr 2023 001-03280
424B2 Open Document Open Filing 424B2 28 Mar 2023 333-255446-02
FWP Open Document Open Filing FWP 27 Mar 2023 333-255446-02
424B5 Open Document Open Filing 424B5 27 Mar 2023 333-255446-02
10-K Open Document | Data Open Filing 10-K 23 Feb 2023 31 Dec 2022 001-03280
8-K Open Document | Data Open Filing 8-K 26 Jan 2023 26 Jan 2023 001-03280
8-K Open Document | Data Open Filing 8-K 30 Nov 2022 30 Nov 2022 001-03280
10-Q Open Document | Data Open Filing 10-Q 27 Oct 2022 30 Sep 2022 001-03280
8-K Open Document | Data Open Filing 8-K 27 Oct 2022 27 Oct 2022 001-03280
8-K Open Document | Data Open Filing 8-K 21 Sep 2022 19 Sep 2022 001-03280
10-Q Open Document | Data Open Filing 10-Q 28 Jul 2022 30 Jun 2022 001-03280
8-K Open Document | Data Open Filing 8-K 28 Jul 2022 28 Jul 2022 001-03280
8-K Open Document | Data Open Filing 8-K 17 Jun 2022 15 Jun 2022 001-03280
8-K Open Document | Data Open Filing 8-K 17 May 2022 17 May 2022 001-03280
424B2 Open Document Open Filing 424B2 11 May 2022 333-255446-02
FWP Open Document Open Filing FWP 10 May 2022 333-255446-02
424B5 Open Document Open Filing 424B5 10 May 2022 333-255446-02
10-Q Open Document | Data Open Filing 10-Q 28 Apr 2022 31 Mar 2022 001-03280
8-K Open Document | Data Open Filing 8-K 28 Apr 2022 28 Apr 2022 001-03280
8-K Open Document | Data Open Filing 8-K 17 Mar 2022 16 Mar 2022 001-03280
10-K Open Document | Data Open Filing 10-K 23 Feb 2022 31 Dec 2021 001-03280
8-K Open Document | Data Open Filing 8-K 27 Jan 2022 27 Jan 2022 001-03280
8-K Open Document | Data Open Filing 8-K 25 Jan 2022 24 Jan 2022 001-03280
8-K Open Document | Data Open Filing 8-K 06 Jan 2022 05 Jan 2022 001-03280
8-K Open Document | Data Open Filing 8-K 23 Dec 2021 21 Dec 2021 001-03280
8-K Open Document | Data Open Filing 8-K 29 Nov 2021 24 Nov 2021 001-03280
8-K Open Document | Data Open Filing 8-K 05 Nov 2021 03 Nov 2021 001-03280
10-Q Open Document | Data Open Filing 10-Q 28 Oct 2021 30 Sep 2021 001-03280
8-K Open Document | Data Open Filing 8-K 28 Oct 2021 28 Oct 2021 001-03280
8-K Open Document | Data Open Filing 8-K 26 Oct 2021 25 Oct 2021 001-03280
8-K Open Document | Data Open Filing 8-K 13 Sep 2021 09 Sep 2021 001-03280
10-Q Open Document | Data Open Filing 10-Q 29 Jul 2021 30 Jun 2021 001-03280
8-K Open Document | Data Open Filing 8-K 02 Jul 2021 02 Jul 2021 001-03280
10-Q Open Document | Data Open Filing 10-Q 29 Apr 2021 31 Mar 2021 001-03280
8-K Open Document | Data Open Filing 8-K 29 Apr 2021 29 Apr 2021 001-03280
S-3ASR Open Document Open Filing FORM S-3ASR 22 Apr 2021 333-255446-02
8-K Open Document | Data Open Filing 8-K 01 Apr 2021 31 Mar 2021 001-03280
8-K Open Document | Data Open Filing 8-K 01 Mar 2021 01 Mar 2021 001-03280
424B2 Open Document Open Filing 424B2 23 Feb 2021 333-224333-02
FWP Open Document Open Filing FWP 22 Feb 2021 333-224333-02
424B5 Open Document Open Filing 424B5 22 Feb 2021 333-224333-02
10-K Open Document | Data Open Filing 10-K 17 Feb 2021 31 Dec 2020 001-03280
8-K Open Document | Data Open Filing 8-K 28 Jan 2021 28 Jan 2021 001-03280
8-K Open Document | Data Open Filing 8-K 28 Dec 2020 23 Dec 2020 001-03280
8-K Open Document | Data Open Filing 8-K 30 Oct 2020 29 Oct 2020 001-03280
10-Q Open Document | Data Open Filing 10-Q 29 Oct 2020 30 Sep 2020 001-03280
8-K Open Document | Data Open Filing 8-K 29 Oct 2020 29 Oct 2020 001-03280
10-Q Open Document | Data Open Filing 10-Q 31 Jul 2020 30 Jun 2020 001-03280
8-K Open Document | Data Open Filing 8-K 30 Jul 2020 30 Jul 2020 001-03280
8-K Open Document | Data Open Filing 8-K 20 Jul 2020 17 Jul 2020 001-03280
8-K Open Document | Data Open Filing 8-K 10 Jul 2020 10 Jul 2020 001-03280
8-K Open Document | Data Open Filing 8-K 15 May 2020 13 May 2020 001-03280
8-K Open Document | Data Open Filing 8-K 15 May 2020 15 May 2020 001-03280
424B2 Open Document Open Filing 424B2 11 May 2020 333-224333-02
FWP Open Document Open Filing FWP 08 May 2020 333-224333-02
424B5 Open Document Open Filing 424B5 08 May 2020 333-224333-02
10-Q Open Document | Data Open Filing 10-Q 07 May 2020 31 Mar 2020 001-03280
8-K Open Document | Data Open Filing 8-K 07 May 2020 07 May 2020 001-03280
10-K Open Document | Data Open Filing 10-K 21 Feb 2020 31 Dec 2019 001-03280
8-K Open Document | Data Open Filing 8-K 06 Feb 2020 05 Feb 2020 001-03280
8-K Open Document | Data Open Filing 8-K 30 Jan 2020 30 Jan 2020 001-03280
10-Q Open Document | Data Open Filing 10-Q 25 Oct 2019 30 Sep 2019 001-03280
8-K Open Document | Data Open Filing 8-K 24 Oct 2019 24 Oct 2019 001-03280
8-K Open Document | Data Open Filing 8-K 25 Sep 2019 20 Sep 2019 001-03280
8-K Open Document | Data Open Filing 8-K 13 Aug 2019 13 Aug 2019 001-03280
424B2 Open Document Open Filing 424B2 07 Aug 2019 333-224333-02
FWP Open Document Open Filing FWP 06 Aug 2019 333-224333-02
424B5 Open Document Open Filing 424B5 06 Aug 2019 333-224333-02
10-Q Open Document | Data Open Filing 10-Q 01 Aug 2019 30 Jun 2019 001-03280
8-K Open Document | Data Open Filing 8-K 01 Aug 2019 01 Aug 2019 001-03280
8-K Open Document Open Filing 8-K 10 Jun 2019 07 Jun 2019 001-03280
8-K Open Document Open Filing 8-K 21 May 2019 20 May 2019 001-03280
10-Q Open Document | Data Open Filing 10-Q 26 Apr 2019 31 Mar 2019 001-03280
8-K Open Document Open Filing 8-K 25 Apr 2019 25 Apr 2019 001-03280
8-K Open Document Open Filing FORM 8-K 13 Mar 2019 13 Mar 2019 001-03280
424B2 Open Document Open Filing 424B2 07 Mar 2019 333-224333-02
FWP Open Document Open Filing FWP 06 Mar 2019 333-224333-02
424B5 Open Document Open Filing 424B5 06 Mar 2019 333-224333-02
10-K Open Document | Data Open Filing 10-K 22 Feb 2019 31 Dec 2018 001-03280
8-K Open Document Open Filing 8-K 31 Jan 2019 31 Jan 2019 001-03280
10-Q Open Document | Data Open Filing 10-Q 26 Oct 2018 30 Sep 2018 001-03280
8-K Open Document Open Filing 8-K 25 Oct 2018 25 Oct 2018 001-03280
8-K Open Document Open Filing 8-K 31 Aug 2018 27 Aug 2018 001-03280
10-Q Open Document | Data Open Filing 10-Q 27 Jul 2018 30 Jun 2018 001-03280
8-K Open Document Open Filing 8-K 26 Jul 2018 26 Jul 2018 001-03280
8-K Open Document Open Filing 8-K 21 Jun 2018 21 Jun 2018 001-03280
424B2 Open Document Open Filing 424B2 15 Jun 2018 333-224333-02
FWP Open Document Open Filing FWP 14 Jun 2018 333-224333-02
424B5 Open Document Open Filing 424B5 14 Jun 2018 333-224333-02
8-K Open Document Open Filing 8-K 07 Jun 2018 07 Jun 2018 001-03280
8-K Open Document Open Filing 8-K 15 May 2018 15 May 2018 001-03280
10-Q Open Document | Data Open Filing 10-Q 27 Apr 2018 31 Mar 2018 001-03280
8-K Open Document Open Filing 8-K 26 Apr 2018 26 Apr 2018 001-03280
S-3ASR Open Document Open Filing FORM S-3ASR 18 Apr 2018 333-224333-02
10-K Open Document | Data Open Filing 10-K 23 Feb 2018 31 Dec 2017 001-03280
8-K Open Document Open Filing 8-K 07 Feb 2018 07 Feb 2018 001-03280
10-Q Open Document | Data Open Filing 10-Q 27 Oct 2017 30 Sep 2017 001-03280
8-K Open Document Open Filing 8-K 26 Oct 2017 26 Oct 2017 001-03280
8-K Open Document Open Filing 8-K 10 Oct 2017 10 Oct 2017 001-03280
8-K Open Document Open Filing 8-K 05 Oct 2017 05 Oct 2017 001-03280
10-Q Open Document | Data Open Filing 10-Q 28 Jul 2017 30 Jun 2017 001-03280
8-K Open Document | Data Open Filing 8-K 27 Jul 2017 27 Jul 2017 001-03280
8-K Open Document Open Filing 8-K 19 Jun 2017 19 Jun 2017 001-03280
424B2 Open Document Open Filing 424B2 13 Jun 2017 333-203664-04
FWP Open Document Open Filing FWP 12 Jun 2017 333-203664-04
424B5 Open Document Open Filing 424B5 12 Jun 2017 333-203664-04
8-K Open Document Open Filing 8-K 02 Jun 2017 02 Jun 2017 001-03280
8-K Open Document Open Filing 8-K 12 May 2017 12 May 2017 001-03280
10-Q Open Document | Data Open Filing 10-Q 28 Apr 2017 31 Mar 2017 001-03280
8-K Open Document Open Filing 8-K 27 Apr 2017 27 Apr 2017 001-03280
10-K Open Document | Data Open Filing 10-K 24 Feb 2017 31 Dec 2016 001-03280
8-K Open Document Open Filing 8-K 02 Feb 2017 02 Feb 2017 001-03280
10-Q Open Document | Data Open Filing 10-Q 31 Oct 2016 30 Sep 2016 001-03280
8-K Open Document Open Filing 8-K 27 Oct 2016 27 Oct 2016 001-03280
10-Q Open Document | Data Open Filing 10-Q 04 Aug 2016 30 Jun 2016 001-03280
8-K Open Document Open Filing 8-K 03 Aug 2016 03 Aug 2016 001-03280
8-K Open Document Open Filing 8-K 22 Jun 2016 22 Jun 2016 001-03280
8-K Open Document Open Filing 8-K 13 Jun 2016 13 Jun 2016 001-03280
424B2 Open Document Open Filing DEFINITIVE PROSPECTUS SUPPLEMENT 07 Jun 2016 333-203664-04
FWP Open Document Open Filing FREE WRITING PROSPECTUS 06 Jun 2016 333-203664-04
424B5 Open Document Open Filing PRELIMINARY PROSPECTUS SUPPLEMENT 06 Jun 2016 333-203664-04
10-Q Open Document | Data Open Filing 10-Q 13 May 2016 31 Mar 2016 001-03280
8-K Open Document | Data Open Filing 8-K 09 May 2016 09 May 2016 001-03280
10-K Open Document | Data Open Filing 10-K 22 Feb 2016 31 Dec 2015 001-03280
8-K Open Document Open Filing 8-K 01 Feb 2016 27 Jan 2016 001-03280
8-K Open Document Open Filing 8-K 28 Jan 2016 28 Jan 2016 001-03280
8-K Open Document Open Filing 8-K 23 Nov 2015 16 Nov 2015 001-03280
10-Q Open Document | Data Open Filing 10-Q 30 Oct 2015 30 Sep 2015 001-03280
8-K Open Document Open Filing 8-K 29 Oct 2015 29 Oct 2015 001-03280
10-Q Open Document | Data Open Filing 10-Q 03 Aug 2015 30 Jun 2015 001-03280
8-K Open Document Open Filing 8-K 30 Jul 2015 30 Jul 2015 001-03280
8-K Open Document Open Filing 8-K 29 Jun 2015 24 Jun 2015 001-03280
8-K Open Document Open Filing 8-K 12 May 2015 11 May 2015 001-03280
424B2 Open Document Open Filing DEFINITIVE PROSPECTUS SUPPLEMENT 06 May 2015 333-203664-04
FWP Open Document Open Filing FREE WRITING PROSPECTUS 05 May 2015 333-203664-04
424B5 Open Document Open Filing PRELIMINARY PROSPECTUS SUPPLEMEMT 05 May 2015 333-203664-04
10-Q Open Document | Data Open Filing 10-Q 01 May 2015 31 Mar 2015 001-03280
8-K Open Document Open Filing 8-K 30 Apr 2015 30 Apr 2015 001-03280
S-3ASR Open Document Open Filing S-3ASR 27 Apr 2015 333-203664-04
8-K Open Document Open Filing 8-K 04 Mar 2015 03 Mar 2015 001-03280
8-K Open Document Open Filing 8-KPSCOELECTRICRATECASE 26 Feb 2015 24 Feb 2015 001-03280
10-K Open Document | Data Open Filing 10-K 20 Feb 2015 31 Dec 2014 001-03280
8-K Open Document Open Filing 8-K 29 Jan 2015 29 Jan 2015 001-03280
8-K Open Document Open Filing 8-KPSCOELECTRICRATECASE 23 Jan 2015 23 Jan 2015 001-03280
8-K Open Document Open Filing 8-K 18 Dec 2014 17 Dec 2014 001-03280
8-K Open Document Open Filing 8-K 12 Nov 2014 07 Nov 2014 001-03280
10-Q Open Document | Data Open Filing 10-Q 03 Nov 2014 30 Sep 2014 001-03280
8-K Open Document Open Filing 8-K 30 Oct 2014 30 Oct 2014 001-03280
8-K Open Document Open Filing 8-K 17 Oct 2014 14 Oct 2014 001-03280
10-Q Open Document | Data Open Filing 10-Q 04 Aug 2014 30 Jun 2014 001-03280
8-K Open Document Open Filing 8-K 31 Jul 2014 31 Jul 2014 001-03280
8-K Open Document Open Filing 8-K 18 Jun 2014 17 Jun 2014 001-03280
10-Q Open Document | Data Open Filing 10-Q 05 May 2014 31 Mar 2014 001-03280
8-K Open Document Open Filing 8-K 01 May 2014 01 May 2014 001-03280
8-K Open Document Open Filing 8-K 10 Mar 2014 10 Mar 2014 001-03280
424B2 Open Document Open Filing PUBLIC SERVICE COMPANY OF COLORADO 424B2 3-3-2014 04 Mar 2014 333-191629
FWP Open Document Open Filing PUBLIC SERVICE COMPANY OF COLORADO FWP 3-3-2014 03 Mar 2014 333-191629
424B5 Open Document Open Filing PUBLIC SERVICE COMPANY OF COLORADO 424B5 3-3-2014 03 Mar 2014 333-191629
10-K Open Document | Data Open Filing 10-K 24 Feb 2014 31 Dec 2013 001-03280
8-K Open Document Open Filing 8-K 30 Jan 2014 30 Jan 2014 001-03280