UNITIL CORP — Director's Dealing 2026

Jan 29, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: UNITIL CORP (UTL)
CIK: 0000755001
Period of Report: 2026-01-27

Reporting Person: Simpson Carleton B (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-01-27	Common stock, no par value	A	1590	—	Acquired	0	Direct
2026-01-27	Common stock, no par value	A	1590	—	Acquired	5100	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-01-27	Contingent grant of common stock	$	A	795	Acquired		Common stock (795)	Direct

Footnotes

F1: Shares were granted pursuant to the Unitil Corporation Third Amended and Restated 2003 Stock Plan. Shares generally will vest 25% per year over four years from date of grant. Shares will be valued at current market price on date of vesting.

F2: Shares were granted pursuant to the Unitil Corporation Third Amended and Restated 2003 Stock Plan. Shares generally will vest after three-year performance period based on the attainment of certain performance thresholds of certain performance goals. Shares will be valued at current market price on date of vesting.

F3: Shares may be granted pursuant to the Unitil Corporation Third Amended and Restated 2003 Stock Plan. Any such shares would be granted after a three-year performance period ending on December 31, 2028, 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.