Todd R. Diggins - May 1, 2023 Form 3 Insider Report for UNITIL CORP (UTL)

Role: Controller and CAO
Signature: /s/ Sandra L. Whitney, attorney-in-fact for Todd R. Diggins
Stock symbol: UTL
Transactions as of: May 1, 2023
Transactions value $: $0
Form type: 3
Date filed: 5/5/2023, 11:07 AM
Next filing: Jan 30, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	UTL	Common stock, no par value						1.93K	May 1, 2023	Direct

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
holding	UTL	Contingent grant of common stock							May 1, 2023	Common Stock	110		Direct	F1

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

Explanation of Responses:

Id	Content
F1	Shares may be granted pursuant to the Unitil Corporation Second Amended and Restated 2003 Stock Plan. Any such shares would be granted after a three-year performance period ending on December 31, 2025, based on the attainment of certain performance thresholds of certain performance goals. Any such shares would be valued at current market price on date of grant.