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Unitil Corp

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

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
Q1 2021: 137 institutionsQ2 2021: 154 institutionsQ3 2021: 159 institutionsQ4 2021: 165 institutionsQ1 2022: 176 institutionsQ2 2022: 176 institutionsQ3 2022: 177 institutionsQ4 2022: 179 institutionsQ1 2023: 190 institutionsQ2 2023: 180 institutionsQ3 2023: 171 institutionsQ4 2023: 182 institutionsQ1 2024: 187 institutionsQ2 2024: 200 institutionsQ3 2024: 213 institutionsQ4 2024: 206 institutionsQ1 2025: 224 institutionsQ2 2025: 220 institutionsQ3 2025: 217 institutionsQ4 2025: 217 institutionsQ1 2026: 238 institutionsQ2 2026: 245 institutions
Value held
Q1 2021: $481.5MQ2 2021: $601.6MQ3 2021: $503.2MQ4 2021: $532.5MQ1 2022: $588.4MQ2 2022: $722.0MQ3 2022: $557.7MQ4 2022: $612.2MQ1 2023: $675.1MQ2 2023: $615.0MQ3 2023: $515.1MQ4 2023: $651.7MQ1 2024: $641.4MQ2 2024: $638.9MQ3 2024: $772.5MQ4 2024: $694.2MQ1 2025: $733.7MQ2 2025: $683.5MQ3 2025: $696.6MQ4 2025: $715.5MQ1 2026: $768.6MQ2 2026: $808.9M
Institutions holding UTL and their total value by quarter
QuarterHoldersValue
Q2 2026245$808.9M
Q1 2026238$768.6M
Q4 2025217$715.5M
Q3 2025217$696.6M
Q2 2025220$683.5M
Q1 2025224$733.7M
Q4 2024206$694.2M
Q3 2024213$772.5M
Q2 2024200$638.9M
Q1 2024187$641.4M
Q4 2023182$651.7M
Q3 2023171$515.1M
Q2 2023180$615.0M
Q1 2023190$675.1M
Q4 2022179$612.2M
Q3 2022177$557.7M
Q2 2022176$722.0M
Q1 2022176$588.4M
Q4 2021165$532.5M
Q3 2021159$503.2M
Q2 2021154$601.6M
Q1 2021137$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
InstitutionSharesValue% of portfolioChange in sharesAction
Massmutual Trust Co FSB145$7.36K0.00%00.0%Unchanged
Eastern Bank176$8.93K0.00%00.0%Unchanged
Versant Capital Management, Inc401$20.4K0.00%+288+254.9%Added
BlackRock, Inc.––––Not filed
Vanguard Capital Management LLC––––Not filed
State Street Corp––––Not filed
Frontier Capital Management Co LLC––––Not filed
Manufacturers Life Insurance Company, The––––Not filed
Vanguard Portfolio Management LLC––––Not filed
Wellington Management Group LLP––––Not filed
JPMorgan Chase & Co––––Not filed
Geode Capital Management, LLC––––Not filed
Morgan Stanley––––Not filed
Renaissance Technologies LLC––––Not filed
Two Sigma Investments, LP––––Not filed
Dimensional Fund Advisors LP––––Not filed
Boston Trust Walden Corp––––Not filed
Charles Schwab Investment Management Inc––––Not filed
Northern Trust Corp––––Not filed
Aristotle Capital Boston, LLC––––Not filed
Bragg Financial Advisors, Inc––––Not filed
Heartland Advisors Inc––––Not filed
Reaves W H & Co Inc––––Not filed
Citadel Advisors LLC––––Not filed
Nuveen, LLC––––Not filed
AQR Capital Management LLC––––Not filed
Goldman Sachs Group Inc––––Not filed
CSM Advisors, LLC––––Not filed
ProShare Advisors LLC––––Not filed
Hotchkis & Wiley Capital Management LLC––––Not filed
Vanguard Fiduciary Trust Co––––Not filed
Invesco Ltd.––––Not filed
Bank of New York Mellon Corp––––Not filed
Bank of America Corp––––Not filed
Qube Research & Technologies Ltd––––Not filed
Principal Financial Group Inc––––Not filed
Russell Investments Group, Ltd.––––Not filed
Panagora Asset Management Inc––––Not filed
UBS Group AG––––Not filed
Gabelli Funds LLC––––Not filed
SEI Investments Co––––Not filed
Martingale Asset Management L P––––Not filed
Norges Bank––––Not filed
Public Sector Pension Investment Board––––Not filed
UBS Asset Management Americas Inc––––Not filed
Quantinno Capital Management LP––––Not filed
Wedge Capital Management L L P––––Not filed
Royal Bank of Canada––––Not filed
Victory Capital Management Inc––––Not filed
State of New Jersey Common Pension Fund D––––Not filed
Ameriprise Financial Inc––––Not filed
Thrivent Financial for Lutherans––––Not filed
Rhumbline Advisers––––Not filed
Teachers Retirement System of the State of Kentucky––––Not filed
American Century Companies Inc––––Not filed
Johnson Investment Counsel Inc––––Not filed
Wernau Asset Management Inc.––––Not filed
Great Lakes Advisors, LLC––––Not filed
Legal & General Group Plc––––Not filed
FMR LLC––––Not filed
Connor, Clark & Lunn Investment Management Ltd.––––Not filed
Exchange Traded Concepts, LLC––––Not filed
Anchor Capital Advisors LLC––––Not filed
Deutsche Bank AG––––Not filed
Advisors Asset Management, Inc.––––Not filed
Swiss National Bank––––Not filed
North Star Investment Management Corp.––––Not filed
Raymond James Financial Inc––––Not filed
DC Investments Management, LLC––––Not filed
Great West Life Assurance Co––––Not filed
Fifth Third Bancorp––––Not filed
HRT Financial LP––––Not filed
Segall Bryant & Hamill, LLC––––Not filed
First Manhattan Co––––Not filed
XTX Topco Ltd––––Not filed
Advisor Group Holdings, Inc.––––Not filed
New Hampshire Trust––––Not filed
Midwest Trust Co––––Not filed
Voya Investment Management LLC––––Not filed
Price T Rowe Associates Inc––––Not filed
BNP Paribas Arbitrage, SA––––Not filed
M&T Bank Corp––––Not filed
California State Teachers Retirement System––––Not filed
Wells Fargo & Company––––Not filed
Susquehanna Portfolio Strategies, LLC––––Not filed
D. E. Shaw & Co., Inc.––––Not filed
HSBC Holdings PLC––––Not filed
Maryland State Retirement & Pension System––––Not filed
Prudential Financial Inc––––Not filed
Alliancebernstein L.P.––––Not filed
Cambridge Investment Research Advisors, Inc.––––Not filed
Mercer Global Advisors Inc––––Not filed
Creative Planning––––Not filed
Ieq Capital, LLC––––Not filed
Horizon Investments, LLC––––Not filed
CI Private Wealth, LLC––––Not filed
Hennessy Advisors Inc––––Not filed
Cerity Partners LLC––––Not filed
Barclays PLC––––Not filed
Rockefeller Capital Management L.P.––––Not filed