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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.

Q3 2025 vs. Q2 2025

How the institutions holding Unitil Corp changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of UTL: Q2 2025 compared with Q3 2025
MeasureQ2 2025Of which not filed for Q3 2025Q3 2025Change
Holders2201217−2
Shares13.1M514.6M+1.45M (+11.0%)
Value$683.5M$261$696.6M+$13.1M (+1.9%)

1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (25)

Institutions that held Unitil Corp at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to UTL in Q3 2025
InstitutionSharesValue% of portfolio
Reaves W H & Co Inc275,000$13.2M0.23%
HITE Hedge Asset Management LLC174,218$8.34M0.45%
Citadel Advisors LLC64,958$3.11M0.00%
Aventail Capital Group, LP63,332$3.03M0.14%
Alyeska Investment Group, L.P.60,000$2.87M0.01%
Squarepoint Ops LLC28,750$1.38M0.00%
Readystate Asset Management LP15,000$717.9K0.03%
Quadrature Capital Ltd11,397$545.9K0.01%
Mercer Global Advisors Inc6,308$301.9K0.00%
Millennium Management LLC6,050$289.6K0.00%
SG Americas Securities, LLC5,834$279.0K0.00%
Mackenzie Financial Corp4,427$211.9K0.00%
Aigen Investment Management, LP4,267$204.2K0.03%
Daiwa Securities Group Inc.1,595$76.0K0.00%
Quarry LP670$32.1K0.01%
Caitong International Asset Management Co., Ltd600$28.7K0.02%
Quadrant Capital Group LLC369$17.7K0.00%
Advisory Services Network, LLC350$16.8K0.00%
Salomon & Ludwin, LLC199$9.31K0.00%
Bradley & Co. Private Wealth Management, LLC106$5.07K0.00%
Optiver Holding B.V.88$4.21K0.00%
Simplex Trading, LLC100$4.00K0.00%
UMA Financial Services, Inc.25$1.20K0.00%
Clearstead Advisors, LLC24$1.15K0.00%
Wealthspire Advisors, LLC10$4790.00%

Sold out (27)

Institutions that held Unitil Corp at the end of Q2 2025 and filed for Q3 2025 without it.

Not filed for Q3 2025 yet (1)

Institutions that held Unitil Corp at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding UTL in Q2 2025 that haven't filed for Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Parkworth Wealth Management, Inc.5$261