Connecticut Light & Power Co SEC filings CNPWM
Connecticut Light & Power Co has 603 filings in SEC EDGAR's recent list, going back to Jan 4, 1994. Its latest annual report, Form 10-K, was filed on Feb 17, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 3, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| POSASR | Filing | Feb 20, 2026 | — |
| 15-12G | Deregistration | Sep 28, 2023 | — |
| UPLOAD | Letter from the SEC | Jun 9, 2014 | — |
| UPLOAD | Letter from the SEC | May 13, 2014 | — |
| UPLOAD | Letter from the SEC | Jun 6, 2013 | — |
| UPLOAD | Letter from the SEC | May 21, 2013 | — |
| UPLOAD | Letter from the SEC | Apr 17, 2013 | — |
| POSASR | Post effective amendment n0. 2 to form s-3 | Oct 9, 2012 | — |
| UPLOAD | Letter from the SEC | Apr 13, 2012 | — |
| CORRESP | Letter to the SEC | Apr 5, 2012 | — |
| UPLOAD | Letter from the SEC | Mar 23, 2012 | — |
| POSASR | Filing | May 16, 2011 | — |
| CORRESP | Letter to the SEC | Jul 27, 2010 | — |
| EFFECT | Filing | Mar 20, 2008 | — |
| CORRESP | Letter to the SEC | Jun 19, 2007 | — |
| U-6B-2 | Cl&p u-6b-2 ser. b | Apr 15, 2005 | — |
| U-6B-2 | Cl&p u-6b-2 ser. a | Apr 15, 2005 | — |
| U-12-IB | Olivier u-12-1-b 123104 | Jan 5, 2005 | — |
| U-6B-2 | U-6b-2 ser. b | Sep 24, 2004 | — |
| U-6B-2 | Cl&p u-6b-2 ser. a | Sep 24, 2004 | — |
| 35-CERT | Cl&p & cl&p receivables rule 24, file no. 70-9905 | Aug 10, 2004 | — |
| U-1/A | Cl&p & cl&p receiv. u-1-a 070204 | Jul 2, 2004 | — |
| U-1/A | Cl&p u-1-a exh. no. 4062804 | Jun 28, 2004 | — |
| 35-CERT | Cl&p rule 24 cert. file no.70-10163 | Jun 21, 2004 | — |
| U-1/A | Cl&p u-1-a 032604 | Mar 26, 2004 | — |
| U-1/A | Cl&p u-1-a no. 2 031704 | Mar 17, 2004 | — |
| U-6B-2 | Cl&p u-6b_2 100203 | Oct 2, 2003 | — |
| U-1/A | Cl&p u-1-a (no. 1) 092503 | Sep 25, 2003 | — |
| U-1 | Cl&p u-1 090403 | Sep 3, 2003 | — |
| U-12-IB | Hopkins-staten u-12-i-b 013003 | Jan 30, 2003 | — |
| U-6B-2 | Cl&p u-6-b 091102 | Sep 11, 2002 | — |
| U-12-IB | Filing | Jan 31, 2002 | — |
| 35-CERT | Rule24102301 | Oct 25, 2001 | — |
| 35-APP | Rule24102301 | Oct 24, 2001 | — |
| 35-APP | Rule24102301 | Oct 24, 2001 | — |
| U-6B-2 | Cl&p pollution control | Oct 22, 2001 | — |
| U-1/A | Cover | Oct 5, 2001 | — |
| U-1/A | Admendment | Aug 21, 2001 | — |
| 35-CERT | Cert 35 rulings | Aug 16, 2001 | — |
| U-1 | Filing | Jun 29, 2001 | — |
| 35-CERT | Filing | May 30, 2001 | — |
| 35-CERT | Nusco quarterly report filing under rule 24 of 35 act | Feb 27, 2001 | — |
| U-12-IB | Filing | Jan 29, 2001 | — |
| U-12-IB | Filing | Jan 29, 2001 | — |
| 35-CERT | Nusco qtryly rpt filing under rule 24 of 35 act | Nov 29, 2000 | — |
| U-6B-2 | U-6b-2 for connecticut light and power company | Nov 2, 2000 | — |
| 35-CERT | Nusco qtryly rpt filing under rule 24 of 35 act | Aug 25, 2000 | — |
| 35-CERT | Nusco qtryly rpt filing under rule 24 of 35 act | May 30, 2000 | — |
| 35-CERT | Filing | Feb 29, 2000 | — |
| 35-CERT | Nusco qrtly report | Nov 22, 1999 | — |
| U-6B-2/A | U-6b-2 for connecticut light and power company | Nov 15, 1999 | — |
| U-6B-2 | U-6b-2 for north atlantic energy corporation | Nov 15, 1999 | — |
| 35-CERT | Nusco qtryly rpt filing under rule 24 of 35 act | Aug 12, 1999 | — |
| 35-CERT | Nusco qtryly rpt filing under rule 24 of 35 act | May 26, 1999 | — |
| RW | Withdrawal of post effective amendment no. 1 (file no. | May 5, 1999 | — |
| 35-CERT | Nusco power brokering qtryly rpt | Mar 4, 1999 | — |
| U-6B-2 | Filing | Dec 9, 1998 | — |
| 35-CERT | Nusco power brokering qtryly rpt | Nov 27, 1998 | — |
| 35-CERT | Filing | Oct 8, 1998 | — |
| 35-CERT | Filing | Oct 8, 1998 | — |
| 35-CERT | Filing | Oct 8, 1998 | — |
| 35-CERT | Filing | Oct 8, 1998 | — |
| 35-CERT | Nusco power brokering qtryly rpt | Sep 3, 1998 | — |
| U-6B-2 | U-6b-2 for nbft series g it notes | Jun 16, 1998 | — |
| 35-CERT | Nusco power brokering qtryly rpt | May 29, 1998 | — |
| U-6B-2 | U-6b-2 for cl&p 1998 series a bonds | May 14, 1998 | — |
| U-7D/A | Filing | Apr 7, 1998 | Apr 3, 1998 |
| 35-CERT | Rule 24 certificate | Mar 17, 1998 | — |
| U-1/A | Filing | Mar 5, 1998 | — |
| 35-CERT | Nusco power brokering qtryly rpt | Mar 2, 1998 | — |
| U-1/A | Filing | Feb 26, 1998 | — |
| U-6B-2 | Filing | Jan 21, 1998 | — |
| U-1/A | Amendment no. 1 to form u-1 | Jan 13, 1998 | — |
| U-1 | U-1 filing for connecticut light & power | Dec 10, 1997 | — |
| 35-CERT | Nusco power brokering qtryly rpt | Nov 28, 1997 | — |
| U-6B-2 | U-6b-2 for cl&p 1997 series c bonds | Oct 21, 1997 | — |
| 35-CERT | Nusco power brokering qtryly rpt | Sep 2, 1997 | — |
| U-6B-2 | U-6b-2 for cl&p 1997 series b bonds | Jul 3, 1997 | — |
| U-6B-2 | U-6b-2 for cl&p 1997 series a bonds | Jun 13, 1997 | — |
| 35-CERT | Nusco power brokering qtryly rpt | May 30, 1997 | — |
| 35-CERT | Nusco power brokering qtryly rpt | Mar 18, 1997 | — |
| U-6B-2 | Filing | Jan 31, 1997 | — |
| U-12-IB | Filing | Jan 30, 1997 | — |
| 35-CERT | Nusco power brokering qtryly rpt | Nov 27, 1996 | — |
| 35-CERT | Nusco power brokering qtryly rpt | Aug 29, 1996 | — |
| U-6B-2 | U-6b-2 for cl&p 1996 series a bonds | Jun 26, 1996 | — |
| 35-CERT | Nusco power brokering qtryly rpt | May 23, 1996 | — |
| U-6B-2 | Filing | May 22, 1996 | — |
| 35-CERT | Nusco power brokering qtryly rpt | Mar 5, 1996 | — |
| U-6B-2 | U-6b-2 for the connecticut light and power company | Dec 26, 1995 | — |
| 35-CERT | Nusco power brokering qtryly rpt | Nov 29, 1995 | — |
| U-1/A | U-1 amendment #4 | Aug 17, 1995 | — |
| U-1/A | Pre-effective amendment to form u-1 | Aug 2, 1995 | — |
| U-1/A | Pre-effective amendment to form u-1 | Jul 13, 1995 | — |
| U-1/A | Pre-effective amendment to form u-1 | May 26, 1995 | — |
| U-1 | Form u-1 | May 22, 1995 | — |
| 35-CERT | Filing | Mar 7, 1995 | — |
| 35-CERT | Certif as to consummation of transaction | Jan 31, 1995 | — |
| U-1/A | Amendment to u-1 | Dec 6, 1994 | — |
| 35-CERT | Certificate of partial consummation | Nov 2, 1994 | — |
| U-6B-2 | U-6b-2 for cl&p 1994 series d bonds | Oct 20, 1994 | — |
| 35-CERT/A | Amendment no. 1 certificate of partial consummation | Oct 20, 1994 | — |
| 35-CERT | Certificate of partial consummation | Sep 30, 1994 | — |
| 35-CERT | Certificate of partial consummation | Sep 8, 1994 | — |
| 35-CERT | Certificate of partial consummation | Sep 6, 1994 | — |
| 35-CERT | Certificate of partial consummation | Aug 2, 1994 | — |
| U-1 | U-1 application/declaration | Jul 28, 1994 | — |
| 35-CERT | Certificate of partial consummation | Jun 30, 1994 | — |
| 35-CERT | Certificate of partial consummation | Jun 20, 1994 | — |
| U-6B-2 | U-6b-2 for cl&p 1994 series c bonds | Jun 8, 1994 | — |
| 35-CERT | 6/1 35-cert filing for cl&p | Jun 2, 1994 | — |
| U-1/A | Cl&p amendment 1 to form u-1 | May 27, 1994 | — |
| 35-CERT | Certificate of partial consummation | May 5, 1994 | — |
| 35-CERT | Certificate of partial consummation - cl&p | Apr 5, 1994 | — |
| 35-CERT | 3/1 35-cert filing for cl&p | Mar 1, 1994 | — |
| U-6B-2 | U-6b-2 for cl&p 1994 series b bonds | Feb 25, 1994 | — |
| U-6B-2 | U-6b-2 for cl&p 1994 a bonds | Feb 25, 1994 | — |
| U-1/A | Text | Feb 17, 1994 | — |
| 35-CERT | Cl&p 1935 certificate 2-1-94 | Feb 1, 1994 | — |
| U-6B-2 | Form u-6b-2 for cl&p | Jan 4, 1994 | — |
| 35-CERT | Cl&p 1935 certificate 1/4/94 | Jan 4, 1994 | — |
Showing 121 filings. 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
- Electric Services (SIC 4911)
- Listed as
- CNTHP (OTC), CNLPL (OTC), CNTHO (OTC), CNTHN (OTC), CNLHP (OTC), CNLTP (OTC), CNLTL (OTC), CNPWM (OTC), CNLHO (OTC), CNPWP (OTC), CNLPM (OTC), CNLTN (OTC), CNLHN (OTC)
- Fiscal year ends
- December 31
- Incorporated in
- CT
- Headquarters
- Berlin, CT
- SEC CIK
- 23426
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.