Eversource Energy SEC filings ES
Eversource Energy has 1,002 filings in SEC EDGAR's recent list, going back to Dec 2, 2014. Its latest annual report, Form ARS, was filed on Mar 27, 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 |
|---|---|---|---|
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 4, 2026 | Nov 4, 2026 |
| 10-Q | Quarterly report | Aug 3, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 30, 2026 | Jul 30, 2026 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 1, 2026 | Jun 30, 2026 |
| 11-K | Employee savings plan report | Jun 12, 2026 | Dec 31, 2025 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Shareholder vote results, Regulation FD disclosure
|
May 6, 2026 | May 6, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 31, 2026 | Mar 19, 2026 |
| ARS | Annual report to shareholders | Mar 27, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Mar 27, 2026 | — |
| DEF 14A | Proxy statement | Mar 27, 2026 | May 6, 2026 |
| 8-K |
Current report
New debt
|
Feb 26, 2026 | Feb 26, 2026 |
| 424B5 | Prospectus supplement | Feb 24, 2026 | — |
| FWP | Free writing prospectus | Feb 23, 2026 | — |
| FWP | Free writing prospectus | Feb 23, 2026 | — |
| 424B3 | Prospectus | Feb 23, 2026 | — |
| POSASR | Filing | Feb 20, 2026 | — |
| 10-K | Annual report | Feb 17, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 12, 2026 | Feb 12, 2026 |
| 8-K | Current report | Jan 30, 2026 | Jan 27, 2026 |
| 8-K |
Current report
Officer or director change
|
Dec 5, 2025 | Dec 3, 2025 |
| 8-K |
Current report
Other events
|
Nov 24, 2025 | Nov 21, 2025 |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 4, 2025 | Nov 4, 2025 |
| 8-K |
Current report
New debt
|
Oct 17, 2025 | Oct 17, 2025 |
| 424B5 | Prospectus supplement | Oct 16, 2025 | — |
| FWP | Free writing prospectus | Oct 15, 2025 | — |
| 424B3 | Prospectus | Oct 15, 2025 | — |
| 8-K |
Current report
Results of operations, Other events
|
Oct 14, 2025 | Oct 14, 2025 |
| 10-Q | Quarterly report | Aug 4, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 31, 2025 | Jul 31, 2025 |
| 11-K | Employee savings plan report | Jun 12, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Other events
|
May 30, 2025 | May 30, 2025 |
| 424B2 | Prospectus | May 30, 2025 | — |
| 10-Q | Quarterly report | May 5, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations, Bylaw or fiscal year change, Shareholder vote results, Regulation FD disclosure
|
May 1, 2025 | May 1, 2025 |
| DEFR14A | Filing | Apr 3, 2025 | — |
| S-3ASR | Automatic shelf registration | Apr 3, 2025 | — |
| DEFA14A | Additional proxy material | Mar 21, 2025 | — |
| ARS | Annual report to shareholders | Mar 21, 2025 | Dec 31, 2024 |
| DEF 14A | Proxy statement | Mar 21, 2025 | May 1, 2025 |
| PRE 14A | Preliminary proxy statement | Mar 7, 2025 | May 1, 2025 |
| 10-K | Annual report | Feb 14, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 11, 2025 | Feb 11, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 28, 2025 | Jan 27, 2025 |
| 8-K |
Current report
Officer or director change
|
Dec 6, 2024 | Dec 3, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 8, 2024 | Nov 8, 2024 |
| 10-Q | Quarterly report | Nov 6, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 4, 2024 | Nov 4, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure, Other events
|
Sep 30, 2024 | Sep 30, 2024 |
| 10-Q | Quarterly report | Aug 2, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 31, 2024 | Jul 31, 2024 |
| 11-K | Employee savings plan report | Jun 13, 2024 | Dec 31, 2023 |
| 10-Q | Quarterly report | May 3, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations, Shareholder vote results, Regulation FD disclosure, Other events
|
May 1, 2024 | May 1, 2024 |
| 8-K |
Current report
New debt
|
Apr 18, 2024 | Apr 18, 2024 |
| 424B5 | Prospectus supplement | Apr 16, 2024 | — |
| FWP | Free writing prospectus | Apr 15, 2024 | — |
| FWP | Free writing prospectus | Apr 15, 2024 | — |
| 424B3 | Prospectus | Apr 15, 2024 | — |
| S-3ASR | Automatic shelf registration | Apr 1, 2024 | — |
| ARS | Annual report to shareholders | Mar 22, 2024 | Dec 31, 2023 |
| DEF 14A | Proxy statement | Mar 22, 2024 | May 1, 2024 |
| DEFA14A | Additional proxy material | Mar 22, 2024 | — |
| 8-K |
Current report
Other events
|
Feb 29, 2024 | Feb 29, 2024 |
| 10-K | Annual report | Feb 14, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 14, 2024 | Feb 13, 2024 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Feb 14, 2024 | Feb 13, 2024 |
| 8-K |
Current report
Other events
|
Jan 25, 2024 | Jan 25, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure, Other events
|
Jan 24, 2024 | Jan 24, 2024 |
| 8-K |
Current report
New debt
|
Jan 19, 2024 | Jan 19, 2024 |
| 424B5 | Prospectus supplement | Jan 17, 2024 | — |
| FWP | Free writing prospectus | Jan 16, 2024 | — |
| FWP | Free writing prospectus | Jan 16, 2024 | — |
| 424B3 | Prospectus | Jan 16, 2024 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure, Other events
|
Jan 8, 2024 | Jan 8, 2024 |
| 8-K |
Current report
Officer or director change
|
Dec 11, 2023 | Dec 5, 2023 |
| 8-K |
Current report
Officer or director change
|
Dec 8, 2023 | Dec 4, 2023 |
| 8-K |
Current report
New debt
|
Nov 13, 2023 | Nov 10, 2023 |
| 424B5 | Prospectus supplement | Nov 9, 2023 | — |
| FWP | Free writing prospectus | Nov 8, 2023 | — |
| 424B3 | Prospectus | Nov 8, 2023 | — |
| 10-Q | Quarterly report | Nov 7, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 6, 2023 | Nov 6, 2023 |
| S-8 | Employee stock plan registration | Oct 11, 2023 | — |
| 8-K |
Current report
Officer or director change
|
Sep 18, 2023 | Sep 14, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 7, 2023 | Sep 7, 2023 |
| 10-Q | Quarterly report | Aug 4, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 31, 2023 | Jul 31, 2023 |
| 11-K | Employee savings plan report | Jun 20, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Officer or director change
|
May 26, 2023 | May 26, 2023 |
| 8-K |
Current report
Impairment, Regulation FD disclosure, Other events
|
May 25, 2023 | May 25, 2023 |
| 8-K |
Current report
New debt
|
May 11, 2023 | May 11, 2023 |
| 424B5 | Prospectus supplement | May 9, 2023 | — |
| FWP | Free writing prospectus | May 9, 2023 | — |
| FWP | Free writing prospectus | May 9, 2023 | — |
| FWP | Free writing prospectus | May 9, 2023 | — |
| 424B3 | Prospectus | May 8, 2023 | — |
| 10-Q | Quarterly report | May 5, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations, Officer or director change, Shareholder vote results, Regulation FD disclosure
|
May 3, 2023 | May 3, 2023 |
| DEFR14A | Filing | Apr 3, 2023 | — |
| ARS | Annual report to shareholders | Mar 24, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Mar 24, 2023 | — |
| DEF 14A | Proxy statement | Mar 24, 2023 | — |
| 8-K |
Current report
Officer or director change
|
Mar 14, 2023 | Mar 14, 2023 |
| PRE 14A | Preliminary proxy statement | Mar 10, 2023 | — |
| 8-K |
Current report
New debt
|
Mar 6, 2023 | Mar 6, 2023 |
| 424B5 | Prospectus supplement | Mar 2, 2023 | — |
| FWP | Free writing prospectus | Mar 1, 2023 | — |
| 424B3 | Prospectus | Mar 1, 2023 | — |
| 10-K | Annual report | Feb 15, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 13, 2023 | Feb 13, 2023 |
| 8-K |
Current report
Officer or director change
|
Dec 8, 2022 | Dec 6, 2022 |
| 10-Q | Quarterly report | Nov 4, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 2, 2022 | Nov 2, 2022 |
| 8-K |
Current report
Officer or director change, Other events
|
Sep 16, 2022 | Sep 16, 2022 |
| 10-Q | Quarterly report | Aug 4, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 28, 2022 | Jul 28, 2022 |
| 8-K |
Current report
New debt
|
Jun 27, 2022 | Jun 27, 2022 |
| 424B5 | Prospectus supplement | Jun 23, 2022 | — |
| FWP | Free writing prospectus | Jun 22, 2022 | — |
| FWP | Free writing prospectus | Jun 22, 2022 | — |
| 424B3 | Prospectus | Jun 22, 2022 | — |
| 11-K | Employee savings plan report | Jun 16, 2022 | Dec 31, 2021 |
| EFFECT | Filing | May 17, 2022 | — |
| 424B3 | Prospectus | May 17, 2022 | — |
| CORRESP | Letter to the SEC | May 13, 2022 | — |
| S-4/A | Filing | May 12, 2022 | — |
| 8-K |
Current report
Other events
|
May 11, 2022 | May 11, 2022 |
| 424B2 | Prospectus | May 11, 2022 | — |
| S-4/A | Filing | May 6, 2022 | — |
| 10-Q | Quarterly report | May 6, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations, Officer or director change, Shareholder vote results, Regulation FD disclosure
|
May 4, 2022 | May 4, 2022 |
| UPLOAD | Letter from the SEC | Apr 20, 2022 | — |
| S-4 | Registration for a merger or exchange | Apr 13, 2022 | — |
| S-3ASR | Automatic shelf registration | Apr 13, 2022 | — |
| DEFA14A | Additional proxy material | Mar 25, 2022 | — |
| DEF 14A | Proxy statement | Mar 25, 2022 | May 4, 2022 |
| 425 | Filing | Mar 8, 2022 | — |
| 425 | Filing | Mar 8, 2022 | — |
| 8-K |
Current report
New debt
|
Feb 25, 2022 | Feb 25, 2022 |
| 424B5 | Prospectus supplement | Feb 23, 2022 | — |
| FWP | Free writing prospectus | Feb 22, 2022 | — |
| FWP | Free writing prospectus | Feb 22, 2022 | — |
| 424B3 | Prospectus | Feb 22, 2022 | — |
| 10-K | Annual report | Feb 17, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 16, 2022 | Feb 16, 2022 |
| 10-Q | Quarterly report | Nov 5, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 2, 2021 | Nov 2, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 4, 2021 | Oct 1, 2021 |
| 8-K |
Current report
New debt
|
Aug 13, 2021 | Aug 13, 2021 |
| 424B5 | Prospectus supplement | Aug 11, 2021 | — |
| FWP | Free writing prospectus | Aug 10, 2021 | — |
| FWP | Free writing prospectus | Aug 10, 2021 | — |
| 424B3 | Prospectus | Aug 10, 2021 | — |
| 10-Q | Quarterly report | Aug 6, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 29, 2021 | Jul 29, 2021 |
| EFFECT | Filing | Jun 25, 2021 | — |
| 424B3 | Prospectus | Jun 25, 2021 | — |
| CORRESP | Letter to the SEC | Jun 23, 2021 | — |
| S-4/A | Filing | Jun 17, 2021 | — |
| 11-K | Employee savings plan report | Jun 15, 2021 | Dec 31, 2020 |
| UPLOAD | Letter from the SEC | Jun 11, 2021 | — |
| S-4 | Registration for a merger or exchange | Jun 4, 2021 | — |
| 10-Q | Quarterly report | May 10, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations, Officer or director change, Shareholder vote results, Regulation FD disclosure
|
May 10, 2021 | May 5, 2021 |
| 425 | Filing | Apr 8, 2021 | — |
| 425 | Filing | Apr 8, 2021 | — |
| 8-K |
Current report
Officer or director change, Other events
|
Apr 7, 2021 | Apr 7, 2021 |
| S-3ASR | Automatic shelf registration | Apr 2, 2021 | — |
| DEFA14A | Additional proxy material | Mar 26, 2021 | — |
| DEF 14A | Proxy statement | Mar 26, 2021 | May 5, 2021 |
| 8-K |
Current report
New debt
|
Mar 16, 2021 | Mar 11, 2021 |
| 424B5 | Prospectus supplement | Mar 9, 2021 | — |
| FWP | Free writing prospectus | Mar 8, 2021 | — |
| 424B3 | Prospectus | Mar 8, 2021 | — |
| 10-K | Annual report | Feb 17, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 16, 2021 | Feb 16, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 9, 2020 | Nov 9, 2020 |
| 10-Q | Quarterly report | Nov 6, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 3, 2020 | Nov 3, 2020 |
| 8-K |
Current report
New debt
|
Aug 20, 2020 | Aug 14, 2020 |
| 424B5 | Prospectus supplement | Aug 12, 2020 | — |
| FWP | Free writing prospectus | Aug 11, 2020 | — |
| FWP | Free writing prospectus | Aug 11, 2020 | — |
| FWP | Free writing prospectus | Aug 11, 2020 | — |
| 424B3 | Prospectus | Aug 11, 2020 | — |
| 10-Q | Quarterly report | Aug 7, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 30, 2020 | Jul 30, 2020 |
| 8-K |
Current report
Other events
|
Jun 15, 2020 | Jun 11, 2020 |
| 424B2 | Prospectus | Jun 12, 2020 | — |
| 11-K | Employee savings plan report | Jun 11, 2020 | Dec 31, 2019 |
| 424B5 | Prospectus supplement | Jun 11, 2020 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 11, 2020 | May 6, 2020 |
| 10-Q | Quarterly report | May 8, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 6, 2020 | May 6, 2020 |
| DEFA14A | Additional proxy material | Apr 6, 2020 | — |
| 8-K |
Current report
Other events
|
Mar 30, 2020 | Mar 23, 2020 |
| DEFA14A | Additional proxy material | Mar 26, 2020 | — |
| DEF 14A | Proxy statement | Mar 26, 2020 | May 6, 2020 |
Showing 200 filings, the most recent 200. 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Electric Services (SIC 4911)
- Listed as
- ES (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- MA
- Headquarters
- Springfield, MA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 72741
- Former names
- NORTHEAST UTILITIES (until Apr 29, 2015); NORTHEAST UTILITIES SYSTEM (until Nov 30, 2004)
Other Electric Services companies
- Nextera Energy Inc NEE
- Southern Co SO
- Constellation Energy Corp CEG
- American Electric Power Co Inc AEP
- Dominion Energy, Inc D
- Entergy Corp /DE/ ETR
- Vistra Corp. VST
- Fortis Inc. FTS
Source: SEC EDGAR filings. This is company-reported data, not investment advice.