Jane Lewis-Raymond - 01 Oct 2025 Form 4 Insider Report for UNITIL CORP (UTL)

Role: Director
Signature: /s/ Sandra L. Whitney, attorney-in-fact for Jane Lewis-Raymond
Issuer symbol: UTL
Transactions as of: 01 Oct 2025
Net transactions value: +$114,981
Form type: 4
Filing time: 03 Oct 2025, 12:24:18 UTC
Previous filing: 24 Feb 2025
Next filing: 23 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Lewis-Raymond Jane	Director	6 LIBERTY LANE WEST, HAMPTON	/s/ Sandra L. Whitney, attorney-in-fact for Jane Lewis-Raymond	03 Oct 2025	0001763779

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	UTL	Common stock, no par value						288	01 Oct 2025	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	UTL	Restricted stock units	Award	$114,981	+2,435		$47.22	2,435	01 Oct 2025	Common stock	2,435		Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Includes 2.235 shares of common stock acquired on February 28, 2025, 2.369 shares of common stock acquired on May 30, 2025, and 2.725 shares of common stock acquired on August 28, 2025, in each case resulting from the reinvestment of dividends pursuant to Unitil Corporation's Dividend reinvestment and Stock Purchase Plan.
F2	Each restricted stock unit is equivalent in value to one share of Unitil Corporation's common stock, no par value ("Common Stock"), and represents the right to receive a combination of cash and Common Stock after separation from service on Unitil Corporation's Board of Directors. Each restricted stock unit is fully vested upon grant and is payable 70% in Common Stock and 30% in cash, based upon the closing price of Common Stock on the day prior to settlement.

Content

Includes 2.235 shares of common stock acquired on February 28, 2025, 2.369 shares of common stock acquired on May 30, 2025, and 2.725 shares of common stock acquired on August 28, 2025, in each case resulting from the reinvestment of dividends pursuant to Unitil Corporation's Dividend reinvestment and Stock Purchase Plan.

Each restricted stock unit is equivalent in value to one share of Unitil Corporation's common stock, no par value ("Common Stock"), and represents the right to receive a combination of cash and Common Stock after separation from service on Unitil Corporation's Board of Directors. Each restricted stock unit is fully vested upon grant and is payable 70% in Common Stock and 30% in cash, based upon the closing price of Common Stock on the day prior to settlement.