Unitil Corp SEC filings UTL
Unitil Corp has 1,000 filings in SEC EDGAR's recent list, going back to Feb 12, 2007. 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 Nov 2, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 26, 2026 (material agreement, agreement ended, acquisition or sale of assets). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| ARS | Annual report to shareholders | Mar 27, 2026 | Dec 31, 2025 |
| 10-K | Annual report | Feb 9, 2026 | Dec 31, 2025 |
| ARS | Annual report to shareholders | Mar 28, 2025 | Dec 31, 2024 |
| 10-K | Annual report | Feb 10, 2025 | Dec 31, 2024 |
| ARS | Annual report to shareholders | Mar 29, 2024 | Dec 31, 2023 |
| 10-K | Annual report | Feb 13, 2024 | Dec 31, 2023 |
| ARS | Annual report to shareholders | Mar 28, 2023 | Dec 31, 2022 |
| 10-K | Annual report | Feb 14, 2023 | Dec 31, 2022 |
| 10-K | Annual report | Feb 1, 2022 | Dec 31, 2021 |
| 10-K | Annual report | Feb 2, 2021 | Dec 31, 2020 |
| 10-K | Annual report | Jan 30, 2020 | Dec 31, 2019 |
| 10-K | Annual report | Jan 31, 2019 | Dec 31, 2018 |
| 10-K | Annual report | Feb 1, 2018 | Dec 31, 2017 |
| 10-K | Annual report | Feb 2, 2017 | Dec 31, 2016 |
| 10-K | Annual report | Jan 28, 2016 | Dec 31, 2015 |
| 10-K | Annual report | Jan 28, 2015 | Dec 31, 2014 |
| ARS | Annual report to shareholders | Mar 18, 2014 | Dec 31, 2013 |
| 10-K | Annual report | Jan 29, 2014 | Dec 31, 2013 |
| 10-K | Annual report | Jan 30, 2013 | Dec 31, 2012 |
| 10-K | Annual report | Feb 1, 2012 | Dec 31, 2011 |
| 10-K | Annual report | Feb 3, 2011 | Dec 31, 2010 |
| 10-K | Annual report | Feb 10, 2010 | Dec 31, 2009 |
| 10-K | Annual report | Feb 18, 2009 | Dec 31, 2008 |
| 10-K | Annual report | Feb 12, 2008 | Dec 31, 2007 |
| 10-K | Annual report | Feb 21, 2007 | Dec 31, 2006 |
Showing 25 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Electric & Other Services Combined (SIC 4931)
- Listed as
- UTL (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- NH
- Headquarters
- Hampton, NH
- SEC filer status
- Large accelerated filer
- SEC CIK
- 755001
Other Electric & Other Services Combined companies
- Duke Energy CORP DUK
- Xcel Energy Inc XEL
- Exelon Corp EXC
- Consolidated Edison Inc ED
- PG&E Corp PCG
- Wec Energy Group, Inc. WEC
- Public Service Enterprise Group Inc PEG
- Ameren Corp AEE
Source: SEC EDGAR filings. This is company-reported data, not investment advice.