Michael B. Green - 01 Oct 2025 Form 4 Insider Report for UNITIL CORP (UTL)

Reporting relationship: Director
Issuer ticker: UTL
Reported as of: 01 Oct 2025
Net transaction value: +$114,981
SEC form: 4
Accepted by SEC: 03 Oct 2025, 11:47:30 UTC
Prior SEC filing: 03 Oct 2024
Source filing: View source filing
Reporting owner signature: /s/ Sandra L. Whitney, attorney-in-fact for Michael B. Green

Key filing fact

Michael B. Green filed Form 4 for UNITIL CORP (UTL) on 03 Oct 2025.

Key facts

This page summarizes Michael B. Green's Form 4 filing for UNITIL CORP (UTL).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 03 Oct 2025, 11:47.

Change

Previous filing in this sequence was filed on 03 Oct 2024.
Current net transaction value: +$114,981.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001253399 Primary reporting owner

GREEN MICHAEL B

Relationship: Director
Address: 6 LIBERTY LANE WEST, HAMPTON
Signature: /s/ Sandra L. Whitney, attorney-in-fact for Michael B. Green
Signature date: 03 Oct 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

UTL holding

Common stock, no par value

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 5,530
Date: 01 Oct 2025
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

UTL transaction Derivative

Restricted stock units

Award

Transaction value: $114,981
Shares: +2,435
Change %: +13%
Price: $47.22
Shares after: 21,357
Date: 01 Oct 2025
Ownership: Direct
Underlying class: Common stock
Underlying amount: 2,435
Exercise price
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

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.