Unitil Corp

UTL

Exchange: NYSE
Industry: Electric & Other Services Combined
SEC CIK: 0000755001

SEC filings (opens in a new tab)

No open-market purchases or sales by Unitil Corp insiders were filed in the last 90 days; 245 institutions reported holding it in 13F filings for Q2 2026, worth $808.9M in total; no superinvestor holds it.

13F holders, Q3 2026

Institutional positions in Unitil Corp as of Sep 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Q3 2026 data is still coming in (13F filing deadline: Nov 16, 2026), so these numbers are incomplete.

Institutional holders: 3; 0 vs. Q2 2026
Shares held: 722; +288 (+66.4%) vs. Q2 2026
Total value: $36.6K; +$13.8K (+60.3%) vs. Q2 2026
New holders: 0; 1 more added
Sold out: 0; 0 more reduced

242 institutions that held it in Q2 2026 haven't filed for Q3 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting UTL on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holders

Value held

Institutions holding UTL and their total value by quarter
Quarter	Holders	Value
Q2 2026	245	$808.9M
Q1 2026	238	$768.6M
Q4 2025	217	$715.5M
Q3 2025	217	$696.6M
Q2 2025	220	$683.5M
Q1 2025	224	$733.7M
Q4 2024	206	$694.2M
Q3 2024	213	$772.5M
Q2 2024	200	$638.9M
Q1 2024	187	$641.4M
Q4 2023	182	$651.7M
Q3 2023	171	$515.1M
Q2 2023	180	$615.0M
Q1 2023	190	$675.1M
Q4 2022	179	$612.2M
Q3 2022	177	$557.7M
Q2 2022	176	$722.0M
Q1 2022	176	$588.4M
Q4 2021	165	$532.5M
Q3 2021	159	$503.2M
Q2 2021	154	$601.6M
Q1 2021	137	$481.5M

Institutions, Q3 2026

Shares, value and share of portfolio for each institution holding Unitil Corp; share changes are against Q2 2026.

Institutions holding UTL in Q3 2026
Institution	Shares	Value	% of portfolio	Change in shares	Action
LSV Asset Management	–	–	–	–	Not filed
CWM Advisors, LLC	–	–	–	–	Not filed
Vanguard Asset Management, Ltd	–	–	–	–	Not filed
Amundi	–	–	–	–	Not filed
Franklin Resources Inc	–	–	–	–	Not filed
Quantbot Technologies LP	–	–	–	–	Not filed
MetLife Investment Management	–	–	–	–	Not filed
HighTower Advisors, LLC	–	–	–	–	Not filed
Pathstone Holdings, LLC	–	–	–	–	Not filed
Citigroup Inc	–	–	–	–	Not filed
Envestnet Asset Management Inc	–	–	–	–	Not filed
Commonwealth Equity Services, LLC	–	–	–	–	Not filed
The PNC Financial Services Group, Inc.	–	–	–	–	Not filed
State of Tennessee, Treasury Department	–	–	–	–	Not filed
Universal- Beteiligungs- und Servicegesellschaft mbH	–	–	–	–	Not filed
Stifel Financial Corp	–	–	–	–	Not filed
Wealth Enhancement Advisory Services, LLC	–	–	–	–	Not filed
Illinois Municipal Retirement Fund	–	–	–	–	Not filed
Y-Intercept (Hong Kong) Ltd	–	–	–	–	Not filed
Mirae Asset Global ETFs Holdings Ltd.	–	–	–	–	Not filed
PDT Partners, LLC	–	–	–	–	Not filed
Louisiana State Employees Retirement System	–	–	–	–	Not filed
Aigen Investment Management, LP	–	–	–	–	Not filed
Bank of Montreal	–	–	–	–	Not filed
KLP Kapitalforvaltning AS	–	–	–	–	Not filed
Hancock Whitney Corp	–	–	–	–	Not filed
Boston Partners	–	–	–	–	Not filed
Quadrature Capital Ltd	–	–	–	–	Not filed
Vanguard Global Advisers, LLC	–	–	–	–	Not filed
LPL Financial LLC	–	–	–	–	Not filed
Squarepoint Ops LLC	–	–	–	–	Not filed
Mariner, LLC	–	–	–	–	Not filed
First Citizens Bank & Trust Co	–	–	–	–	Not filed
Evergreen Capital Management LLC	–	–	–	–	Not filed
Jupiter Topco LLC	–	–	–	–	Not filed
Envestnet Portfolio Solutions, Inc.	–	–	–	–	Not filed
Janney Montgomery Scott LLC	–	–	–	–	Not filed
Zurcher Kantonalbank (Zurich Cantonalbank)	–	–	–	–	Not filed
Jones Financial Companies LLLP	–	–	–	–	Not filed
Teacher Retirement System of Texas	–	–	–	–	Not filed
State of Alaska, Department of Revenue	–	–	–	–	Not filed
Susquehanna International Group, LLP	–	–	–	–	Not filed
New York State Common Retirement Fund	–	–	–	–	Not filed
Ballentine Partners, LLC	–	–	–	–	Not filed
Signature Wealth Management Partners, LLC	–	–	–	–	Not filed
Aurora Investment Counsel	–	–	–	–	Not filed
New York State Teachers Retirement System	–	–	–	–	Not filed
Police & Firemen's Retirement System of New Jersey	–	–	–	–	Not filed
Sterling Capital Management LLC	–	–	–	–	Not filed
Allianz Asset Management GmbH	–	–	–	–	Not filed
DRW Securities, LLC	–	–	–	–	Not filed
Vise Technologies, Inc.	–	–	–	–	Not filed
Guggenheim Capital LLC	–	–	–	–	Not filed
Arizona State Retirement System	–	–	–	–	Not filed
Pictet Asset Management Holding SA	–	–	–	–	Not filed
Public Employees Retirement Association of Colorado	–	–	–	–	Not filed
Amalgamated Bank	–	–	–	–	Not filed
Vanguard Investments Australia, Ltd.	–	–	–	–	Not filed
Virtus ETF Advisers LLC	–	–	–	–	Not filed
Graham Capital Management, L.P.	–	–	–	–	Not filed
State Board of Administration of Florida Retirement System	–	–	–	–	Not filed
Yousif Capital Management, LLC	–	–	–	–	Not filed
Federation des caisses Desjardins du Quebec	–	–	–	–	Not filed
Commonwealth of Pennsylvania Public School Empls Retrmt Sys	–	–	–	–	Not filed
JustInvest LLC	–	–	–	–	Not filed
Oregon Public Employees Retirement Fund	–	–	–	–	Not filed
SG Americas Securities, LLC	–	–	–	–	Not filed
StoneX Group Inc.	–	–	–	–	Not filed
Oppenheimer & Co Inc	–	–	–	–	Not filed
1620 Investment Advisors, Inc.	–	–	–	–	Not filed
GAMMA Investing LLC	–	–	–	–	Not filed
Bokf, NA	–	–	–	–	Not filed
Johnson Financial Group, Inc.	–	–	–	–	Not filed
Cedar Mountain Advisors, LLC	–	–	–	–	Not filed
State of Wyoming	–	–	–	–	Not filed
Nisa Investment Advisors, LLC	–	–	–	–	Not filed
Aquatic Capital Management LLC	–	–	–	–	Not filed
SRS Capital Advisors, Inc.	–	–	–	–	Not filed
Eurizon Capital SGR S.p.A.	–	–	–	–	Not filed
Tower Research Capital LLC (TRC)	–	–	–	–	Not filed
Ameritas Investment Partners, Inc.	–	–	–	–	Not filed
Signaturefd, LLC	–	–	–	–	Not filed
Nykredit A/S	–	–	–	–	Not filed
Pinnacle Wealth Planning Services, Inc.	–	–	–	–	Not filed
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	–	–	–	–	Not filed
Harbour Investments, Inc.	–	–	–	–	Not filed
Larson Financial Group LLC	–	–	–	–	Not filed
Nikko Asset Management Americas, Inc.	–	–	–	–	Not filed
Allworth Financial LP	–	–	–	–	Not filed
Global Retirement Partners, LLC	–	–	–	–	Not filed
Public Employees Retirement System of Ohio	–	–	–	–	Not filed
Farther Finance Advisors, LLC	–	–	–	–	Not filed
Salomon & Ludwin, LLC	–	–	–	–	Not filed
EverSource Wealth Advisors, LLC	–	–	–	–	Not filed
Hantz Financial Services, Inc.	–	–	–	–	Not filed
Piscataqua Savings Bank	–	–	–	–	Not filed
Parallel Advisors, LLC	–	–	–	–	Not filed
Umb Bank N A	–	–	–	–	Not filed
Smartleaf Asset Management LLC	–	–	–	–	Not filed
Addison Advisors LLC	–	–	–	–	Not filed