# EDGAR Filing Document

**Accession Number:** 0000755001
**File Stem:** 0000755001-26-000008
**Filing Date:** 2026-5
**Character Count:** 5998
**Document Hash:** 6a377b07608fe50ed0d361f4e39a351f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000755001-26-000008.hdr.sgml**: 20260501

**ACCESSION NUMBER**: 0000755001-26-000008

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 9

**CONFORMED PERIOD OF REPORT**: 20260429

**ITEM INFORMATION**: Submission of Matters to a Vote of Security Holders

**FILED AS OF DATE**: 20260501

**DATE AS OF CHANGE**: 20260501

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** UNITIL CORP
- **CENTRAL INDEX KEY:** 0000755001
- **STANDARD INDUSTRIAL CLASSIFICATION:** ELECTRIC & OTHER SERVICES COMBINED [4931]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 020381573
- **STATE OF INCORPORATION:** NH
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-08858
- **FILM NUMBER:** 26933601

**BUSINESS ADDRESS:**
- **STREET 1:** 6 LIBERTY LANE WEST
- **CITY:** HAMPTON
- **STATE:** NH
- **ZIP:** 03842
- **BUSINESS PHONE:** 6037736504

**MAIL ADDRESS:**
- **STREET 1:** 6 LIBERTY LANE WEST
- **CITY:** HAMPTON
- **STATE:** NH
- **ZIP:** 03842

?xml version='1.0' encoding='ASCII'? 8-K

**UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549**

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## FORM 8-K

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**CURRENT REPORT**

**Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934**

**Date of Report (Date of earliest event reported):** April 29, 2026<br>

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UNITIL CORPORATION

**(Exact name of Registrant as Specified in Its Charter)**

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| | | |
|:---|:---|:---|
| New Hampshire | 1-8858 | 02-0381573 |
| **(State or Other Jurisdiction<br>of Incorporation)** | **(Commission File Number)** | **(IRS Employer<br>Identification No.)** |
| 6 Liberty Lane West |  |  |
| Hampton**,** New Hampshire |  | 03842-1720 |
| **(Address of Principal Executive Offices)** |  | **(Zip Code)** |

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**Registrant's Telephone Number, Including Area Code:** (603) 772-0775<br>

N/A<br>

**(Former Name or Former Address, if Changed Since Last Report)**

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Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

**Securities registered pursuant to Section 12(b) of the Act:**

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| | | |
|:---|:---|:---|
| **<br>Title of each class** | **Trading<br>Symbol(s)** | **<br>Name of each exchange on which registered** |
| Common Stock, no par value | UTL | The New York Stock Exchange |

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Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

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## Item 5.07 Submission of Matters to a Vote of Security Holders.
On April 29, 2026, the Company held its Annual Meeting of Shareholders at its offices in Hampton, NH. As of the record date for the meeting, the Company had 17,986,069 shares of common stock issued and outstanding and entitled to vote at the meeting. Of these shares, 15,944,668 shares, or 88.65%, were present in person or represented by proxy at the meeting, which constituted a quorum for the transaction of business at the meeting. At the meeting, the Company's shareholders voted:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1.To elect three directors of the Company in Class II, nominated by the Company's Board of Directors, each to serve a three-year term. The final vote was as follows:

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| | | | | |
|:---|:---|:---|:---|:---|
|  | **No. of Shares** | **No. of Shares** | **No. of Shares** | **No. of Shares** |
|  | **For** | **Withheld** | **Broker Non Vote** | **Uncast** |
| &nbsp;&nbsp;Neveen F. Awad | 14,078,633 | 173,620 | 1,692,416 | 0 |
| &nbsp;&nbsp;Winfield S. Brown | 13,155,531 | 1,096,721 | 1,692,416 | 0 |
| &nbsp;&nbsp;Mark H. Collin | 14,095,467 | 156,786 | 1,692,416 | 0 |

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All of the directors listed above were elected at the meeting.

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2.To ratify the selection of Deloitte & Touche LLP as the Company's independent registered public accounting firm for 2026. The final vote was as follows:

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| | | | | |
|:---|:---|:---|:---|:---|
| **No. of Shares** | **No. of Shares** | **No. of Shares** | **No. of Shares** | **No. of Shares** |
| **For** | **Against** | **Abstain** | **Broker Non Vote** | **Uncast** |
| 15,592,938 | 299,503 | 52,228 | 0 | 0 |

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3.To approve, on an advisory basis, the compensation of the Company's Named Executive Officers. The final vote was as follows:

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| | | | | |
|:---|:---|:---|:---|:---|
| **No. of Shares** | **No. of Shares** | **No. of Shares** | **No. of Shares** | **No. of Shares** |
| **For** | **Against** | **Abstain** | **Broker Non Vote** | **Uncast** |
| 13,722,103 | 443,023 | 87,126 | 1,692,416 | 0 |

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**SIGNATURES**

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

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| | | | |
|:---|:---|:---|:---|
|  |  |  | UNITIL CORPORATION |
| Date: | May 1, 2026 | By:  | /s/ Daniel J. Hurstak |
|  |  |  | Daniel J. Hurstak<br>Senior Vice President, Chief Financial Officer and Treasurer |

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