Company · CIK 81018 # PUBLIC SERVICE CO OF COLORADO | CIK | [81018](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000081018) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 4931 — Electric & Other Services Combined | | Incorporated in | CO | | Business address | CO | | Listed | no ticker on SEC record today | | First annual or quarterly report | 1995-03-02 | ## Offerings 9 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-278797-02 | Shelf Effective | 2024-04-18 | 2026-08-03 | 5 | | 333-255446-02 | Shelf Effective | 2021-04-22 | 2024-04-01 | 4 | | 333-224333-02 | Shelf Effective | 2018-04-18 | 2021-02-22 | 6 | | 333-203664-04 | Shelf Effective | 2015-04-27 | 2017-06-12 | 4 | | 333-191629 | Shelf Effective | 2013-10-08 | 2014-03-03 | 2 | | 333-169772 | Shelf Effective | 2010-10-05 | 2013-03-19 | 5 | | 333-157171 | Shelf Effective | 2009-02-06 | 2009-05-28 | 3 | | 333-141416 | Shelf Effective | 2007-03-19 | 2008-08-06 | 4 | | 333-104504 | Shelf Effective | 2003-04-14 | 2003-09-04 | 2 | ## Filings 35 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2026-08-03 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312526329648/0001193125-26-329648-index.htm) Shelf takedown | 333-278797-02 | 0001193125-26-329648 | | 2026-03-10 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312526099457/0001193125-26-099457-index.htm) Shelf takedown | 333-278797-02 | 0001193125-26-099457 | | 2025-08-04 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312525172214/0001193125-25-172214-index.htm) Shelf takedown | 333-278797-02 | 0001193125-25-172214 | | 2025-03-17 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312525055309/0001193125-25-055309-index.htm) Shelf takedown | 333-278797-02 | 0001193125-25-055309 | | 2024-04-18 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/81018/000119312524100820/0001193125-24-100820-index.htm) Shelf registered | 333-278797-02 | 0001193125-24-100820 | | 2024-04-01 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312524082812/0001193125-24-082812-index.htm) Shelf takedown | 333-255446-02 | 0001193125-24-082812 | | 2023-03-27 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312523079895/0001193125-23-079895-index.htm) Shelf takedown | 333-255446-02 | 0001193125-23-079895 | | 2022-05-10 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312522145797/0001193125-22-145797-index.htm) Shelf takedown | 333-255446-02 | 0001193125-22-145797 | | 2021-04-22 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/81018/000119312521126944/0001193125-21-126944-index.htm) Shelf registered | 333-255446-02 | 0001193125-21-126944 | | 2021-02-22 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312521050064/0001193125-21-050064-index.htm) Shelf takedown | 333-224333-02 | 0001193125-21-050064 | | 2020-05-08 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312520137087/0001193125-20-137087-index.htm) Shelf takedown | 333-224333-02 | 0001193125-20-137087 | | 2019-08-06 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312519213601/0001193125-19-213601-index.htm) Shelf takedown | 333-224333-02 | 0001193125-19-213601 | | 2019-03-06 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312519064839/0001193125-19-064839-index.htm) Shelf takedown | 333-224333-02 | 0001193125-19-064839 | | 2018-06-14 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312518192215/0001193125-18-192215-index.htm) Shelf takedown | 333-224333-02 | 0001193125-18-192215 | | 2018-04-18 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/81018/000119312518121135/0001193125-18-121135-index.htm) Shelf registered | 333-224333-02 | 0001193125-18-121135 | | 2017-06-12 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312517200794/0001193125-17-200794-index.htm) Shelf takedown | 333-203664-04 | 0001193125-17-200794 | | 2016-06-06 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312516613359/0001193125-16-613359-index.htm) Shelf takedown | 333-203664-04 | 0001193125-16-613359 | | 2015-05-05 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000119312515170650/0001193125-15-170650-index.htm) Shelf takedown | 333-203664-04 | 0001193125-15-170650 | | 2015-04-27 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/81018/000119312515148974/0001193125-15-148974-index.htm) Shelf registered | 333-203664-04 | 0001193125-15-148974 | | 2014-03-03 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000114036114010421/0001140361-14-010421-index.htm) Shelf takedown | 333-191629 | 0001140361-14-010421 | | 2013-10-08 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/81018/000114036113038181/0001140361-13-038181-index.htm) Shelf registered | 333-191629 | 0001140361-13-038181 | | 2013-03-19 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000114036113013087/0001140361-13-013087-index.htm) Shelf takedown | 333-169772 | 0001140361-13-013087 | | 2012-09-04 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000114036112039152/0001140361-12-039152-index.htm) Shelf takedown | 333-169772 | 0001140361-12-039152 | | 2011-08-02 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000114036111038899/0001140361-11-038899-index.htm) Shelf takedown | 333-169772 | 0001140361-11-038899 | | 2010-11-08 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000114036110044088/0001140361-10-044088-index.htm) Shelf takedown | 333-169772 | 0001140361-10-044088 | | 2010-10-05 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/81018/000114036110040114/0001140361-10-040114-index.htm) Shelf registered | 333-169772 | 0001140361-10-040114 | | 2009-05-28 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000104746909005998/0001047469-09-005998-index.htm) Shelf takedown | 333-157171 | 0001047469-09-005998 | | 2009-02-20 | [EFFECT](https://www.sec.gov/Archives/edgar/data/81018/999999999509000452/9999999995-09-000452-index.htm) Declared effective | 333-157171 | 9999999995-09-000452 | | 2009-02-06 | [S-3](https://www.sec.gov/Archives/edgar/data/81018/000110465909007365/0001104659-09-007365-index.htm) Shelf registered | 333-157171 | 0001104659-09-007365 | | 2008-08-06 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000104746908008800/0001047469-08-008800-index.htm) Shelf takedown | 333-141416 | 0001047469-08-008800 | | 2007-08-08 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000110465907059952/0001104659-07-059952-index.htm) Shelf takedown | 333-141416 | 0001104659-07-059952 | | 2007-04-27 | [EFFECT](https://www.sec.gov/Archives/edgar/data/81018/999999999507001515/9999999995-07-001515-index.htm) Declared effective | 333-141416 | 9999999995-07-001515 | | 2007-03-19 | [S-3](https://www.sec.gov/Archives/edgar/data/81018/000110465907020441/0001104659-07-020441-index.htm) Shelf registered | 333-141416 | 0001104659-07-020441 | | 2003-09-04 | [424B5](https://www.sec.gov/Archives/edgar/data/81018/000095013403012448/0000950134-03-012448-index.htm) Shelf takedown | 333-104504 | 0000950134-03-012448 | | 2003-04-14 | [S-3](https://www.sec.gov/Archives/edgar/data/81018/000095013403005767/0000950134-03-005767-index.htm) Shelf registered | 333-104504 | 0000950134-03-005767 | [All filings of this company](https://equitycapital.markets/filings?cik=81018) · [CSV](https://equitycapital.markets/filings.csv?cik=81018) --- Source page: https://equitycapital.markets/company/81018 · Data: U.S. SEC EDGAR · CC BY 4.0