UNITIL CORP — Director's Dealing 2010

Feb 9, 2010

SEC Form 5 — Annual Statement of Changes in Beneficial Ownership

Issuer: UNITIL CORP (UTL)
CIK: 0000755001
Period of Report: 2010-02-05

Reporting Person: COLLIN MARK H (SR. VP , CFO & Treasurer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2009-05-15	Common stock, no par value	J	178.747	$22.287	Acquired	0	Direct
2009-08-14	Common stock, no par value	J	193.582	$20.898	Acquired	0	Direct
2009-11-16	Common stock, no par value	J	207.007	$19.865	Acquired	0	Direct
2010-02-05	Common stock, no par value	A	1310.000	—	Acquired	13436.380	Direct
2009-12-31	Common stock, no par value	J	27.241	$20.93	Acquired	2025.801	Indirect

Footnotes

F1: Acquisition pursuant to reinvestment of dividends.

F2: Acquisition pursuant to reinvestment of dividends.

F3: Acquisition pursuant to reinvestment of dividends.

F4: Shares were granted pursuant to the Unitil Corporation Restricted Stock Plan. Shares will vest 25% per year over four years from date of grant. Shares will be valued at current market price on date of vesting.

F5: Shares were purchased between January 1 - December 31, 2009 at an average price of $20.93 under the terms and conditions of the Unitil Corporation Tax Deferred Savings and Investment Plan.

F6: Shares are held in trust under the terms of the Unitil Corporation Tax Deferred Savings and Investment Plan.