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NSTAR ELECTRIC CO — All Filings

394 total filings on record

Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405/A 10-Q 10-Q/A 15-12G 15-12G/A 424B2 424B3 424B5 425 8-K 8-K/A ARS AW CORRESP DEF 14A DEFA14A EFFECT FWP NT 10-K POS AM POSASR PRE 14A PREA14A RW RW WD S-3 S-3ASR S-3D S-8 S-8 POS SC 13G SC 13G/A U-3A-2 UPLOAD
Form Description Accession Number Filed Period
SC 13G/A AMENDED SCHEDULE FILED TO REPORT ACQUISITION OF BENEFICIAL OWNERSHIP 12-31-22 0000898531-23-000072 Feb 9, 2023
10-Q 10-Q 0000072741-22-000030 Nov 4, 2022 Sep 30, 2022
8-K FORM 8-K 0001104659-22-113970 Nov 2, 2022
8-K FORM 8-K 0001104659-22-100447 Sep 15, 2022
424B5 424B5 0001104659-22-099652 Sep 13, 2022
424B3 424B3 0001104659-22-099119 Sep 12, 2022
FWP FWP 0001104659-22-099221 Sep 12, 2022
10-Q 10-Q 0000072741-22-000026 Aug 4, 2022 Jun 30, 2022
8-K FORM 8-K 0001104659-22-083669 Jul 28, 2022
8-K FORM 8-K 0001104659-22-061944 May 17, 2022
424B5 424B5 0001104659-22-060537 May 16, 2022
424B3 424B3 0001104659-22-059127 May 12, 2022
FWP FWP 0001104659-22-059412 May 12, 2022
10-Q 10-Q 0000072741-22-000019 May 6, 2022 Mar 31, 2022
8-K FORM 8-K 0001104659-22-055901 May 4, 2022
S-3ASR S-3ASR 0001104659-22-045537 Apr 13, 2022
10-K 10-K 0000072741-22-000015 Feb 17, 2022 Dec 31, 2021
8-K FORM 8-K 0001104659-22-024270 Feb 16, 2022
SC 13G/A AMENDED SCHEDULE FILED TO REPORT ACQUISITION OF BENEFICIAL OWNERSHIP 12-31-21 0000898531-22-000067 Feb 14, 2022
10-Q 10-Q 0000072741-21-000025 Nov 5, 2021 Sep 30, 2021
8-K FORM 8-K 0001104659-21-133069 Nov 2, 2021
8-K FORM 8-K 0001104659-21-108627 Aug 23, 2021
424B5 424B5 0001104659-21-103559 Aug 11, 2021
FWP FWP 0001104659-21-102917 Aug 10, 2021
424B3 424B3 0001104659-21-102580 Aug 10, 2021
10-Q 10-Q 0000072741-21-000019 Aug 6, 2021 Jun 30, 2021
8-K FORM 8-K 0001104659-21-097588 Jul 29, 2021
8-K FORM 8-K 0001104659-21-075534 Jun 2, 2021 May 27, 2021
424B5 424B5 0001104659-21-071729 May 25, 2021
424B3 424B3 0001104659-21-070839 May 24, 2021
FWP FWP 0001104659-21-071240 May 24, 2021
10-Q 10-Q 0000072741-21-000010 May 10, 2021 Mar 31, 2021
8-K FORM 8-K 0001104659-21-063363 May 10, 2021 May 5, 2021
SC 13G/A AMENDED SCHEDULE FILED TO REPORT ACQUISITION OF BENEFICIAL OWNERSHIP 12-31-20 0000898531-21-000074 Feb 18, 2021
10-K 10-K 0000072741-21-000005 Feb 17, 2021 Dec 31, 2020
8-K FORM 8-K 0001104659-21-024048 Feb 16, 2021
SC 13G/A AMENDED SCHEDULE FILED TO REPORT ACQUISITION OF BENEFICIAL OWNERSHIP 12-31-20 0000898531-21-000052 Feb 12, 2021
8-K FORM 8-K 0001104659-20-122603 Nov 9, 2020
10-Q 10-Q 0000072741-20-000024 Nov 6, 2020 Sep 30, 2020
8-K FORM 8-K 0001104659-20-120985 Nov 3, 2020
10-Q 10-Q 0000072741-20-000020 Aug 7, 2020 Jun 30, 2020
8-K FORM 8-K 0001104659-20-088398 Jul 30, 2020
10-Q 10-Q 0000072741-20-000013 May 8, 2020 Mar 31, 2020
8-K FORM 8-K 0001104659-20-057456 May 6, 2020
8-K FORM 8-K 0001104659-20-038711 Mar 26, 2020
424B5 424B5 0001047469-20-001733 Mar 24, 2020
424B3 424B3 0001047469-20-001684 Mar 23, 2020
FWP FWP 0001104659-20-037301 Mar 23, 2020
8-K FORM 8-K 0001104659-20-037137 Mar 23, 2020
10-K 10-K 0000072741-20-000008 Feb 27, 2020 Dec 31, 2019