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, Q1 2026
Institutional positions in Unitil Corp as of Mar 31, 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
- Institutional holders
- 238
- +25 vs. Q4 2025
- Shares held
- 14.7M
- +1.50M (+11.3%) vs. Q4 2025
- Total value
- $768.6M
- +$128.8M (+20.1%) vs. Q4 2025
- New holders
- 40
- 88 more added
- Sold out
- 15
- 64 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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.
| 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, Q1 2026
Shares, value and share of portfolio for each institution holding Unitil Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 2,833,535 | $148.0M | 0.00% | −430,612−13.2% | Reduced |
| Vanguard Capital Management LLC | 810,144 | $42.3M | 0.00% | +810,144 | New |
| State Street Corp | 734,927 | $38.4M | 0.00% | +13,650+1.9% | Added |
| Wellington Management Group LLP | 602,103 | $31.5M | 0.01% | +843+0.1% | Added |
| Frontier Capital Management Co LLC | 548,780 | $28.7M | 0.29% | −12,392−2.2% | Reduced |
| Manufacturers Life Insurance Company, The | 511,033 | $26.7M | 0.02% | −15,528−2.9% | Reduced |
| Vanguard Portfolio Management LLC | 507,782 | $26.5M | 0.00% | +507,782 | New |
| JPMorgan Chase & Co | 486,080 | $25.8M | 0.00% | −71,737−12.9% | Reduced |
| Renaissance Technologies LLC | 490,041 | $25.6M | 0.04% | +93,101+23.5% | Added |
| Geode Capital Management, LLC | 432,658 | $22.6M | 0.00% | +8,495+2.0% | Added |
| Dimensional Fund Advisors LP | 340,505 | $17.8M | 0.00% | −8,258−2.4% | Reduced |
| Boston Trust Walden Corp | 340,191 | $17.8M | 0.15% | −45,041−11.7% | Reduced |
| Morgan Stanley | 297,246 | $15.5M | 0.00% | +29,200+10.9% | Added |
| Two Sigma Investments, LP | 271,989 | $14.2M | 0.01% | +142,741+110.4% | Added |
| Aristotle Capital Boston, LLC | 260,523 | $13.6M | 0.85% | −13,780−5.0% | Reduced |
| Charles Schwab Investment Management Inc | 256,317 | $13.4M | 0.00% | −11,898−4.4% | Reduced |
| Reaves W H & Co Inc | 248,275 | $13.0M | 0.22% | −26,725−9.7% | Reduced |
| Northern Trust Corp | 235,608 | $12.3M | 0.00% | +12,044+5.4% | Added |
| Goldman Sachs Group Inc | 206,487 | $10.8M | 0.00% | +59,503+40.5% | Added |
| Heartland Advisors Inc | 150,000 | $7.84M | 0.40% | +150,000 | New |
| Nuveen, LLC | 137,269 | $7.17M | 0.00% | +26,784+24.2% | Added |
| CSM Advisors, LLC | 134,545 | $7.03M | 0.17% | +300+0.2% | Added |
| Hotchkis & Wiley Capital Management LLC | 125,319 | $6.55M | 0.02% | −5,810−4.4% | Reduced |
| ProShare Advisors LLC | 121,166 | $6.33M | 0.01% | −7,673−6.0% | Reduced |
| Citadel Advisors LLC | 120,967 | $6.32M | 0.00% | +78,607+185.6% | Added |
| Vanguard Fiduciary Trust Co | 117,549 | $6.14M | 0.00% | +117,549 | New |
| Invesco Ltd. | 110,589 | $5.78M | 0.00% | +3,810+3.6% | Added |
| HRT Financial LP | 110,438 | $5.77M | 0.01% | +99,142+877.7% | Added |
| Jane Street Group, LLC | 108,202 | $5.65M | 0.01% | +108,202 | New |
| Bank of New York Mellon Corp | 103,363 | $5.40M | 0.00% | −2,489−2.4% | Reduced |
| Bank of America Corp | 99,576 | $5.20M | 0.00% | +22,032+28.4% | Added |
| Russell Investments Group, Ltd. | 97,082 | $5.07M | 0.01% | +7,669+8.6% | Added |
| Principal Financial Group Inc | 87,396 | $4.57M | 0.00% | +2,027+2.4% | Added |
| SEI Investments Co | 81,624 | $4.26M | 0.00% | +4,346+5.6% | Added |
| Panagora Asset Management Inc | 80,185 | $4.19M | 0.02% | +64+0.1% | Added |
| Qube Research & Technologies Ltd | 78,741 | $4.11M | 0.01% | +55,410+237.5% | Added |
| Gabelli Funds LLC | 71,500 | $3.74M | 0.03% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 65,398 | $3.42M | 0.00% | +616+1.0% | Added |
| Public Sector Pension Investment Board | 64,298 | $3.36M | 0.01% | +2,316+3.7% | Added |
| Millennium Management LLC | 63,910 | $3.34M | 0.00% | +36,521+133.3% | Added |
| Johnson Investment Counsel Inc | 63,003 | $3.29M | 0.03% | −6,770−9.7% | Reduced |
| Rhumbline Advisers | 53,597 | $2.80M | 0.00% | −399−0.7% | Reduced |
| State of New Jersey Common Pension Fund D | 52,032 | $2.72M | 0.01% | +7,060+15.7% | Added |
| Ameriprise Financial Inc | 49,983 | $2.61M | 0.00% | −2,932−5.5% | Reduced |
| Skopos Labs, Inc. | 49,231 | $2.57M | 0.08% | +49,231 | New |
| Great Lakes Advisors, LLC | 48,825 | $2.55M | 0.02% | −64−0.1% | Reduced |
| American Century Companies Inc | 46,354 | $2.42M | 0.00% | −470−1.0% | Reduced |
| Teachers Retirement System of the State of Kentucky | 45,734 | $2.39M | 0.02% | 00.0% | Unchanged |
| Royal Bank of Canada | 44,247 | $2.31M | 0.00% | −21,054−32.2% | Reduced |
| Legal & General Group Plc | 43,378 | $2.27M | 0.00% | −3,360−7.2% | Reduced |
| Wernau Asset Management Inc. | 43,327 | $2.26M | 2.35% | +75+0.2% | Added |
| Exchange Traded Concepts, LLC | 41,866 | $2.19M | 0.02% | −2,616−5.9% | Reduced |
| Quantinno Capital Management LP | 41,347 | $2.16M | 0.00% | +19,760+91.5% | Added |
| Deutsche Bank AG | 41,003 | $2.14M | 0.00% | +1,488+3.8% | Added |
| Anchor Capital Advisors LLC | 40,229 | $2.10M | 0.06% | −735−1.8% | Reduced |
| Martingale Asset Management L P | 39,750 | $2.08M | 0.05% | +5,043+14.5% | Added |
| Victory Capital Management Inc | 36,017 | $1.88M | 0.00% | −258−0.7% | Reduced |
| Swiss National Bank | 35,400 | $1.85M | 0.00% | +600+1.7% | Added |
| Thrivent Financial for Lutherans | 34,731 | $1.81M | 0.00% | +5,185+17.5% | Added |
| Advisors Asset Management, Inc. | 33,897 | $1.77M | 0.03% | +5,046+17.5% | Added |
| North Star Investment Management Corp. | 33,500 | $1.75M | 0.11% | 00.0% | Unchanged |
| Raymond James Financial Inc | 33,373 | $1.74M | 0.00% | +715+2.2% | Added |
| DC Investments Management, LLC | 32,855 | $1.72M | 0.66% | 00.0% | Unchanged |
| AQR Capital Management LLC | 31,155 | $1.63M | 0.00% | +5,043+19.3% | Added |
| Trexquant Investment LP | 31,019 | $1.62M | 0.01% | +31,019 | New |
| Advisor Group Holdings, Inc. | 28,861 | $1.51M | 0.00% | +652+2.3% | Added |
| First Manhattan Co | 28,723 | $1.50M | 0.00% | −3,455−10.7% | Reduced |
| Wedge Capital Management L L P | 27,708 | $1.45M | 0.03% | −9,722−26.0% | Reduced |
| Great West Life Assurance Co | 27,488 | $1.44M | 0.00% | 00.0% | Unchanged |
| Connor, Clark & Lunn Investment Management Ltd. | 26,634 | $1.39M | 0.00% | +7,432+38.7% | Added |
| BNP Paribas Arbitrage, SA | 25,171 | $1.31M | 0.00% | +8,560+51.5% | Added |
| UBS Group AG | 24,164 | $1.26M | 0.00% | −40,524−62.6% | Reduced |
| Voya Investment Management LLC | 23,065 | $1.20M | 0.00% | −80−0.3% | Reduced |
| Squarepoint Ops LLC | 22,693 | $1.19M | 0.00% | −5,420−19.3% | Reduced |
| XTX Topco Ltd | 22,518 | $1.18M | 0.02% | +22,518 | New |
| Price T Rowe Associates Inc | 21,824 | $1.14M | 0.00% | +2,558+13.3% | Added |
| M&T Bank Corp | 21,580 | $1.13M | 0.00% | +75+0.3% | Added |
| HSBC Holdings PLC | 21,369 | $1.13M | 0.00% | +7,654+55.8% | Added |
| Fifth Third Bancorp | 21,083 | $1.10M | 0.00% | +20,964+17,616.8% | Added |
| Point72 Asset Management, L.P. | 18,775 | $980.8K | 0.00% | +18,775 | New |
| Prudential Financial Inc | 18,518 | $967.4K | 0.00% | +1,710+10.2% | Added |
| Maryland State Retirement & Pension System | 18,228 | $952.2K | 0.02% | −776−4.1% | Reduced |
| Susquehanna International Group, LLP | 17,479 | $913.1K | 0.00% | +5,524+46.2% | Added |
| Cambridge Investment Research Advisors, Inc. | 17,200 | $899.0K | 0.00% | +6,514+61.0% | Added |
| LSV Asset Management | 16,300 | $852.0K | 0.00% | +16,300 | New |
| Susquehanna Portfolio Strategies, LLC | 15,922 | $831.8K | 0.01% | +3,424+27.4% | Added |
| Alliancebernstein L.P. | 17,100 | $828.3K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 14,896 | $778.2K | 0.00% | −132−0.9% | Reduced |
| Quantbot Technologies LP | 14,770 | $771.6K | 0.03% | +7,434+101.3% | Added |
| CI Private Wealth, LLC | 14,690 | $767.4K | 0.00% | +14,690 | New |
| Hennessy Advisors Inc | 13,598 | $710.4K | 0.03% | −1,000−6.9% | Reduced |
| Creative Planning | 13,245 | $691.9K | 0.00% | +996+8.1% | Added |
| Barclays PLC | 13,150 | $687.0K | 0.00% | −22,820−63.4% | Reduced |
| Rockefeller Capital Management L.P. | 13,104 | $684.6K | 0.00% | +784+6.4% | Added |
| HighTower Advisors, LLC | 12,883 | $673.0K | 0.00% | +1,039+8.8% | Added |
| Vanguard Asset Management, Ltd | 12,568 | $656.6K | 0.00% | +12,568 | New |
| Wells Fargo & Company | 12,025 | $628.2K | 0.00% | −13,196−52.3% | Reduced |
| Mercer Global Advisors Inc | 11,479 | $599.6K | 0.00% | +4,587+66.6% | Added |
| Envestnet Asset Management Inc | 11,108 | $580.3K | 0.00% | −78−0.7% | Reduced |
| FMR LLC | 10,734 | $560.8K | 0.00% | −160,150−93.7% | Reduced |