SOUTHWESTERN PUBLIC SERVICE CO SEC EDGAR Filings (CIK 0000092521)

SEC EDGAR filings, ownership reports, and insider transactions for SOUTHWESTERN PUBLIC SERVICE CO.

Industry
Electric & Other Services Combined (Office Of Energy & Transportation)
Business address
Sps Tower, Tyler At Sixth St, Amarillo, TX, 79101
State of incorporation
NM
Fiscal year end
31 December
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SOUTHWESTERN PUBLIC SERVICE CO has filed 427 SEC EDGAR filings since 13 Jan 1995

Latest Filings

Recent SEC filings for SOUTHWESTERN PUBLIC SERVICE CO including 10-K, 8-K, 10-Q and more.

Form type Document Filing Description Filing date Reporting date File number(s)
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 25 Feb 2026 31 Dec 2025 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Feb 2026 05 Feb 2026 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Nov 2025 20 Nov 2025 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 30 Oct 2025 30 Sep 2025 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Oct 2025 30 Oct 2025 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 31 Jul 2025 30 Jun 2025 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 Jul 2025 31 Jul 2025 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 18 Jul 2025 17 Jul 2025 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 May 2025 06 May 2025 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 May 2025 02 May 2025 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 424B2 30 Apr 2025 333-278797-01
FWP Open FWP document View SEC filing for FWP FWP 29 Apr 2025 333-278797-01
424B5 Open 424B5 document View SEC filing for 424B5 424B5 29 Apr 2025 333-278797-01
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 24 Apr 2025 31 Mar 2025 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 Apr 2025 24 Apr 2025 001-03789
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 27 Feb 2025 31 Dec 2024 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Feb 2025 06 Feb 2025 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 Dec 2024 30 Dec 2024 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 31 Oct 2024 30 Sep 2024 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 Oct 2024 31 Oct 2024 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 01 Aug 2024 30 Jun 2024 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Aug 2024 01 Aug 2024 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Jun 2024 06 Jun 2024 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 424B2 04 Jun 2024 333-278797-01
FWP Open FWP document View SEC filing for FWP FWP 03 Jun 2024 333-278797-01
424B5 Open 424B5 document View SEC filing for 424B5 424B5 03 Jun 2024 333-278797-01
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 25 Apr 2024 31 Mar 2024 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 25 Apr 2024 25 Apr 2024 001-03789
S-3ASR Open S-3ASR document View SEC filing for S-3ASR FORM S-3ASR 18 Apr 2024 333-278797-01
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 Apr 2024 11 Apr 2024 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Feb 2024 28 Feb 2024 001-03789
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 21 Feb 2024 31 Dec 2023 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 25 Jan 2024 25 Jan 2024 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Dec 2023 22 Dec 2023 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 27 Oct 2023 30 Sep 2023 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Oct 2023 27 Oct 2023 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Aug 2023 21 Aug 2023 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 15 Aug 2023 04 Aug 2023 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 27 Jul 2023 30 Jun 2023 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Jul 2023 27 Jul 2023 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 19 May 2023 18 May 2023 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 27 Apr 2023 31 Mar 2023 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Apr 2023 27 Apr 2023 001-03789
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 23 Feb 2023 31 Dec 2022 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Feb 2023 08 Feb 2023 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 26 Jan 2023 26 Jan 2023 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Nov 2022 18 Nov 2022 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 27 Oct 2022 30 Sep 2022 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Oct 2022 27 Oct 2022 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Sep 2022 19 Sep 2022 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 28 Jul 2022 30 Jun 2022 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Jul 2022 28 Jul 2022 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 May 2022 31 May 2022 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 424B2 24 May 2022 333-255446-01
FWP Open FWP document View SEC filing for FWP FWP 23 May 2022 333-255446-01
424B5 Open 424B5 document View SEC filing for 424B5 424B5 23 May 2022 333-255446-01
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 May 2022 12 May 2022 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 28 Apr 2022 31 Mar 2022 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Apr 2022 28 Apr 2022 001-03789
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 23 Feb 2022 31 Dec 2021 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Jan 2022 27 Jan 2022 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 23 Dec 2021 21 Dec 2021 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 28 Oct 2021 30 Sep 2021 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Oct 2021 28 Oct 2021 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 Aug 2021 13 Aug 2021 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 29 Jul 2021 30 Jun 2021 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 25 Jun 2021 23 Jun 2021 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 May 2021 17 May 2021 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 29 Apr 2021 31 Mar 2021 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Apr 2021 29 Apr 2021 001-03789
S-3ASR Open S-3ASR document View SEC filing for S-3ASR FORM S-3ASR 22 Apr 2021 333-255446-01
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Mar 2021 02 Mar 2021 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 424B2 24 Feb 2021 333-224333-01
FWP Open FWP document View SEC filing for FWP FWP 23 Feb 2021 333-224333-01
424B5 Open 424B5 document View SEC filing for 424B5 424B5 23 Feb 2021 333-224333-01
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 17 Feb 2021 31 Dec 2020 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Feb 2021 08 Feb 2021 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Jan 2021 28 Jan 2021 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 04 Jan 2021 04 Jan 2021 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 29 Oct 2020 30 Sep 2020 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Oct 2020 29 Oct 2020 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Aug 2020 27 Aug 2020 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 31 Jul 2020 30 Jun 2020 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Jul 2020 30 Jul 2020 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 May 2020 20 May 2020 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 18 May 2020 18 May 2020 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 424B2 12 May 2020 333-224333-01
FWP Open FWP document View SEC filing for FWP FWP 11 May 2020 333-224333-01
424B5 Open 424B5 document View SEC filing for 424B5 424B5 11 May 2020 333-224333-01
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 May 2020 31 Mar 2020 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 May 2020 07 May 2020 001-03789
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 21 Feb 2020 31 Dec 2019 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Jan 2020 30 Jan 2020 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 14 Jan 2020 14 Jan 2020 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 26 Nov 2019 22 Nov 2019 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 25 Oct 2019 30 Sep 2019 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 Oct 2019 24 Oct 2019 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Aug 2019 30 Aug 2019 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Aug 2019 08 Aug 2019 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 01 Aug 2019 30 Jun 2019 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Aug 2019 01 Aug 2019 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 01 Jul 2019 01 Jul 2019 001-03789
8-K Open 8-K document View SEC filing for 8-K FORM 8-K - 3.75% FIRST MORTGAGE BONDS, SERIES NO. 7 DUE 2049 18 Jun 2019 18 Jun 2019 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 424B2 12 Jun 2019 333-224333-01
FWP Open FWP document View SEC filing for FWP FWP 11 Jun 2019 333-224333-01
424B5 Open 424B5 document View SEC filing for 424B5 424B5 11 Jun 2019 333-224333-01
8-K Open 8-K document View SEC filing for 8-K 8-K 10 Jun 2019 07 Jun 2019 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 26 Apr 2019 31 Mar 2019 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 25 Apr 2019 25 Apr 2019 001-03789
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 22 Feb 2019 31 Dec 2018 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 15 Feb 2019 15 Feb 2019 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 31 Jan 2019 31 Jan 2019 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 05 Nov 2018 05 Nov 2018 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 424B2 30 Oct 2018 333-224333-01
FWP Open FWP document View SEC filing for FWP FWP 29 Oct 2018 333-224333-01
424B5 Open 424B5 document View SEC filing for 424B5 424B5 29 Oct 2018 333-224333-01
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 26 Oct 2018 30 Sep 2018 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 25 Oct 2018 25 Oct 2018 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 10 Sep 2018 10 Sep 2018 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 27 Jul 2018 30 Jun 2018 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 26 Jul 2018 26 Jul 2018 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 03 Jul 2018 03 Jul 2018 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 04 May 2018 04 May 2018 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 27 Apr 2018 31 Mar 2018 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 26 Apr 2018 26 Apr 2018 001-03789
S-3ASR Open S-3ASR document View SEC filing for S-3ASR FORM S-3ASR 18 Apr 2018 333-224333-01
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 23 Feb 2018 31 Dec 2017 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 07 Feb 2018 07 Feb 2018 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 30 Oct 2017 30 Oct 2017 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 27 Oct 2017 30 Sep 2017 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 26 Oct 2017 26 Oct 2017 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 21 Aug 2017 21 Aug 2017 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 09 Aug 2017 09 Aug 2017 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 424B2 03 Aug 2017 333-203664-03
FWP Open FWP document View SEC filing for FWP FWP 02 Aug 2017 333-203664-03
424B5 Open 424B5 document View SEC filing for 424B5 424B5 02 Aug 2017 333-203664-03
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 28 Jul 2017 30 Jun 2017 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Jul 2017 27 Jul 2017 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 12 May 2017 12 May 2017 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 28 Apr 2017 31 Mar 2017 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 27 Apr 2017 27 Apr 2017 001-03789
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 24 Feb 2017 31 Dec 2016 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 02 Feb 2017 02 Feb 2017 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 08 Dec 2016 08 Dec 2016 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 02 Nov 2016 02 Nov 2016 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 31 Oct 2016 30 Sep 2016 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 27 Oct 2016 27 Oct 2016 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 25 Aug 2016 25 Aug 2016 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 12 Aug 2016 12 Aug 2016 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 12 Aug 2016 12 Aug 2016 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 DEFINITIVE PROSPECTUS SUPPLEMENT 08 Aug 2016 333-203664-03
FWP Open FWP document View SEC filing for FWP FREE WRITING PROSPECTUS 05 Aug 2016 333-203664-03
424B5 Open 424B5 document View SEC filing for 424B5 PRELIMINARY PROSPECTUS SUPPLEMENT 05 Aug 2016 333-203664-03
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 04 Aug 2016 30 Jun 2016 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 03 Aug 2016 03 Aug 2016 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 22 Jun 2016 22 Jun 2016 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 May 2016 31 Mar 2016 001-03789
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 May 2016 09 May 2016 001-03789
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 22 Feb 2016 31 Dec 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 28 Jan 2016 28 Jan 2016 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 08 Dec 2015 03 Dec 2015 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 02 Nov 2015 30 Sep 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 29 Oct 2015 29 Oct 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 22 Oct 2015 12 Oct 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 16 Oct 2015 16 Oct 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 16 Sep 2015 16 Sep 2015 001-03789
424B5 Open 424B5 document View SEC filing for 424B5 DEFINITIVE PROSPECTUS SUPPLEMENT 11 Sep 2015 333-203664-03
FWP Open FWP document View SEC filing for FWP FREE WRITING PROSPECTUS 09 Sep 2015 333-203664-03
424B5 Open 424B5 document View SEC filing for 424B5 PRELIMINARY PROSPECTUS SUPPLEMENT 09 Sep 2015 333-203664-03
8-K Open 8-K document View SEC filing for 8-K 8-K 31 Aug 2015 28 Aug 2015 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 03 Aug 2015 30 Jun 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 30 Jul 2015 30 Jul 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 25 Jun 2015 24 Jun 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 10 Jun 2015 10 Jun 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 08 Jun 2015 08 Jun 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 26 May 2015 22 May 2015 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 04 May 2015 31 Mar 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 30 Apr 2015 30 Apr 2015 001-03789
S-3ASR Open S-3ASR document View SEC filing for S-3ASR S-3ASR 27 Apr 2015 333-203664-03
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 23 Feb 2015 31 Dec 2014 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 29 Jan 2015 29 Jan 2015 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 09 Dec 2014 08 Dec 2014 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 03 Nov 2014 30 Sep 2014 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 30 Oct 2014 30 Oct 2014 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 17 Oct 2014 14 Oct 2014 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 03 Sep 2014 02 Sep 2014 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 01 Aug 2014 30 Jun 2014 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 31 Jul 2014 31 Jul 2014 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 09 Jun 2014 09 Jun 2014 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 SOUTHWESTERN PUBLIC SERVICE COMPANY 424B2 6-2-2014 03 Jun 2014 333-188179
8-K Open 8-K document View SEC filing for 8-K 8-K 02 Jun 2014 02 Jun 2014 001-03789
FWP Open FWP document View SEC filing for FWP SOUTHWESTERN PUBLIC SERVICE COMPANY FWP 6-2-2014 02 Jun 2014 333-188179
424B5 Open 424B5 document View SEC filing for 424B5 SOUTHWESTERN PUBLIC SERVICE COMPANY 424B5 6-2-2014 02 Jun 2014 333-188179
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 May 2014 31 Mar 2014 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 01 May 2014 01 May 2014 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 31 Mar 2014 27 Mar 2014 001-03789
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 24 Feb 2014 31 Dec 2013 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 30 Jan 2014 30 Jan 2014 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 07 Jan 2014 07 Jan 2014 001-03789
10-Q/A Open 10-Q/A document View SEC filing for 10-Q/A 10-Q/A 08 Nov 2013 30 Sep 2013 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 28 Oct 2013 30 Sep 2013 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 24 Oct 2013 24 Oct 2013 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY INC 8-K 8-22-2013 29 Aug 2013 22 Aug 2013 001-03789
8-K Open 8-K document View SEC filing for 8-K SOUTHWESTERN PUBLIC SERVICE COMPANY 8-K 8-20-2013 20 Aug 2013 20 Aug 2013 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY INC 8-K 8-15-2013 19 Aug 2013 15 Aug 2013 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 SOUTHWESTERN PUBLIC SERVICE COMPANY 424B2 8-14-2013 14 Aug 2013 333-188179
FWP Open FWP document View SEC filing for FWP SOUTHWESTERN PUBLIC SERVICE COMPANY FWP 8-13-2013 13 Aug 2013 333-188179
424B5 Open 424B5 document View SEC filing for 424B5 SOUTHWESTERN PUBLIC SERVICE COMPANY 424B5 8-13-2013 13 Aug 2013 333-188179
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Aug 2013 30 Jun 2013 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY 8-K 8-1-2013 01 Aug 2013 01 Aug 2013 001-03789
EFFECT Open EFFECT document View SEC filing for EFFECT 21 May 2013 333-188179
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q SOUTHWESTERN PUBLIC SERVICE CO 10-Q 3-31-2013 06 May 2013 31 Mar 2013 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY INC 8-K 5-2-2013 02 May 2013 02 May 2013 001-03789
S-3 Open S-3 document View SEC filing for S-3 SOUTHWESTERN PUBLIC SERVICE COMPANY S-3 4-26-2013 26 Apr 2013 333-188179
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K SOUTHWESTERN PUBLIC SERVICE CO 10-K 12-31-2012 25 Feb 2013 31 Dec 2012 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY INC 8-K 1-31-2013 31 Jan 2013 31 Jan 2013 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY 8-K 12-12-2012 13 Dec 2012 12 Dec 2012 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY INC 8-K 11-15-2012 15 Nov 2012 15 Nov 2012 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q SOUTHWESTERN PUBLIC SERVICE COMPANY 10-Q 9-30-2012 29 Oct 2012 30 Sep 2012 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY INC 8-K 10-25-2012 25 Oct 2012 25 Oct 2012 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q SOUTHWESTERN PUBLIC SERVICE COMPANY 10-Q 6-30-2012 06 Aug 2012 30 Jun 2012 001-03789
8-K Open 8-K document View SEC filing for 8-K SOUTHWESTERN PUBLIC SERVICE COMPANY 8-K 7-27-2012 02 Aug 2012 27 Jul 2012 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY INC 8-K 8-2-2012 02 Aug 2012 02 Aug 2012 001-03789
8-K Open 8-K document View SEC filing for 8-K SOUTHWESTERN PUBLIC SERVICE COMPANY 8-K 6-12-2012 12 Jun 2012 12 Jun 2012 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 SOUTHWESTERN PUBLIC SERVICE COMPANY 424B2 6-5-2012 07 Jun 2012 333-180758
FWP Open FWP document View SEC filing for FWP SOUTHWESTERN PUBLIC SERVICE COMPANY FWP 6-5-2012 05 Jun 2012 333-180758
424B5 Open 424B5 document View SEC filing for 424B5 SOUTHWESTERN PUBLIC SERVICE COMPANY 424B5 6-5-2012 05 Jun 2012 333-180758
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q SOUTHWESTERN PUBLIC SERVICE COMPANY 10-Q 3-31-2012 30 Apr 2012 31 Mar 2012 001-03789
EFFECT Open EFFECT document View SEC filing for EFFECT 26 Apr 2012 333-180758
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY INC 8-K 4-26-2012 26 Apr 2012 26 Apr 2012 001-03789
S-3 Open S-3 document View SEC filing for S-3 SOUTHWESTERN PUBLIC SERVICE COMPANY S-3 4-16-2012 16 Apr 2012 333-180758
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K SOUTHWESTERN PUBLIC SERVICE CO 10-K 12-31-2011 27 Feb 2012 31 Dec 2011 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY 8-K 2-2-2012 02 Feb 2012 02 Feb 2012 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY INC 8-K 12-28-2011 30 Dec 2011 28 Dec 2011 001-03789
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q SOUTHWESTERN PUBLIC SERVICE COMPANY 10-Q 9-30-2011 31 Oct 2011 30 Sep 2011 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY 8-K 10-27-2011 27 Oct 2011 27 Oct 2011 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY 8-K 9-12-2011 13 Sep 2011 12 Sep 2011 001-03789
8-K Open 8-K document View SEC filing for 8-K SOUTHWESTERN PUBLIC SERVICE CO 8-K 8-10-2011 10 Aug 2011 10 Aug 2011 001-03789
424B2 Open 424B2 document View SEC filing for 424B2 SOUTHWESTERN PUBLIC SERVICE CO 424B2 8-4-2011 05 Aug 2011 333-174693
FWP Open FWP document View SEC filing for FWP SOUTHWESTERN PUBLIC SERVICE COMPANY FWP 8-3-2011 03 Aug 2011 333-174693
424B5 Open 424B5 document View SEC filing for 424B5 SOUTHWESTERN PUBLIC SERVICE CO 424B5 8-3-2011 03 Aug 2011 333-174693
305B2 Open 305B2 document View SEC filing for 305B2 SOUTHWESTERN PUBLIC SERVICE COMPANY 305B2 8-2-2011 02 Aug 2011 333-174693
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q SOUTHWESTERN PUBLIC SERVICE COMPANY 10-Q 6-30-2011 01 Aug 2011 30 Jun 2011 001-03789
EFFECT Open EFFECT document View SEC filing for EFFECT 29 Jul 2011 333-174693
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY INC 8-K 7-28-2011 28 Jul 2011 28 Jul 2011 001-03789
CORRESP Open CORRESP document View SEC filing for CORRESP 27 Jul 2011
CORRESP Open CORRESP document View SEC filing for CORRESP 27 Jul 2011
S-3/A Open S-3/A document View SEC filing for S-3/A SOUTHWESTERN PUBLIC SERVICE CO S-3 A 7-27-2011 27 Jul 2011 333-174693
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 23 Jun 2011
S-3 Open S-3 document View SEC filing for S-3 SOUTHWESTERN PUBLIC SERVICE COMPANY S-3 6-3-2011 03 Jun 2011 333-174693
10-Q Open 10-Q document View SEC filing for 10-Q SOUTHWESTERN PUBLIC SERVICE COMPANY 10-Q 3-31-2011 02 May 2011 31 Mar 2011 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY 8-K 4-28-2011 28 Apr 2011 28 Apr 2011 001-03789
8-K Open 8-K document View SEC filing for 8-K SOUTHWESTERN PUBLIC SERVICE COMPANY 8-K 3-17-2011 23 Mar 2011 17 Mar 2011 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY 8-K 2-28-2011 04 Mar 2011 28 Feb 2011 001-03789
10-K Open 10-K document View SEC filing for 10-K SOUTHWESTERN PUBLIC SERVICE CO 10K 12-31-2010 28 Feb 2011 31 Dec 2010 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY 8-K 2-11-2011 15 Feb 2011 11 Feb 2011 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY 8-K 1-27-2011 27 Jan 2011 27 Jan 2011 001-03789
10-Q Open 10-Q document View SEC filing for 10-Q SOUTHWESTERN PUBLIC SERVICE COMPANY 10-Q 9-30-2010 01 Nov 2010 30 Sep 2010 001-03789
8-K Open 8-K document View SEC filing for 8-K XCEL ENERGY INC 8-K 10-28-2010 28 Oct 2010 28 Oct 2010 001-03789
10-Q Open 10-Q document View SEC filing for 10-Q 10-Q 02 Aug 2010 30 Jun 2010 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 29 Jul 2010 29 Jul 2010 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 19 May 2010 17 May 2010 001-03789
10-Q Open 10-Q document View SEC filing for 10-Q 10-Q 03 May 2010 31 Mar 2010 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 29 Apr 2010 29 Apr 2010 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 31 Mar 2010 31 Mar 2010 001-03789
10-K Open 10-K document View SEC filing for 10-K 10-K 01 Mar 2010 31 Dec 2009 001-03789
8-K Open 8-K document View SEC filing for 8-K 8-K 28 Jan 2010 28 Jan 2010 001-03789

About this filer

SOUTHWESTERN PUBLIC SERVICE CO files with the SEC under CIK 0000092521. This page aggregates EDGAR filings and related ownership activity.

Industry: Electric & Other Services Combined.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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