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Middlesex Water Co

MSEX
Exchange
Nasdaq
Industry
Water Supply
SEC CIK
0000066004

In the last 90 days, Middlesex Water Co insiders filed 0 open-market purchases and 1 sale; 227 institutions reported holding it in 13F filings for Q2 2026, worth $881.5M in total; no superinvestor holds it.

Other share classesMSEXP

13F holders, Q4 2023

Institutional positions in Middlesex Water Co as of Dec 31, 2023. 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
191
+7 vs. Q3 2023
Shares held
13.0M
+511.5K (+4.1%) vs. Q3 2023
Total value
$854.4M
+$25.5M (+3.1%) vs. Q3 2023
New holders
25
69 more added
Sold out
18
59 more reduced

2 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MSEX 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 holdersQ4 2023: 191 institutions
Q1 2021: 161 institutionsQ2 2021: 160 institutionsQ3 2021: 189 institutionsQ4 2021: 205 institutionsQ1 2022: 203 institutionsQ2 2022: 209 institutionsQ3 2022: 200 institutionsQ4 2022: 202 institutionsQ1 2023: 201 institutionsQ2 2023: 185 institutionsQ3 2023: 186 institutionsQ4 2023: 191 institutionsQ1 2024: 191 institutionsQ2 2024: 197 institutionsQ3 2024: 199 institutionsQ4 2024: 210 institutionsQ1 2025: 215 institutionsQ2 2025: 217 institutionsQ3 2025: 214 institutionsQ4 2025: 203 institutionsQ1 2026: 221 institutionsQ2 2026: 227 institutions
Value heldQ4 2023: $854.4M
Q1 2021: $846.0MQ2 2021: $877.9MQ3 2021: $1.28BQ4 2021: $1.45BQ1 2022: $1.31BQ2 2022: $1.04BQ3 2022: $925.3MQ4 2022: $977.4MQ1 2023: $921.9MQ2 2023: $1.01BQ3 2023: $829.0MQ4 2023: $854.4MQ1 2024: $675.4MQ2 2024: $678.3MQ3 2024: $901.2MQ4 2024: $713.2MQ1 2025: $886.9MQ2 2025: $739.4MQ3 2025: $776.1MQ4 2025: $764.0MQ1 2026: $793.4MQ2 2026: $881.5M
Institutions holding MSEX and their total value by quarter
QuarterHoldersValue
Q2 2026227$881.5M
Q1 2026221$793.4M
Q4 2025203$764.0M
Q3 2025214$776.1M
Q2 2025217$739.4M
Q1 2025215$886.9M
Q4 2024210$713.2M
Q3 2024199$901.2M
Q2 2024197$678.3M
Q1 2024191$675.4M
Q4 2023191$854.4M
Q3 2023186$829.0M
Q2 2023185$1.01B
Q1 2023201$921.9M
Q4 2022202$977.4M
Q3 2022200$925.3M
Q2 2022209$1.04B
Q1 2022203$1.31B
Q4 2021205$1.45B
Q3 2021189$1.28B
Q2 2021160$877.9M
Q1 2021161$846.0M

Institutions, Q4 2023

Shares, value and share of portfolio for each institution holding Middlesex Water Co; share changes are against Q3 2023.

Institutions holding MSEX in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.3,272,519$214.7M0.01%+51,146+1.6%Added
Vanguard Group Inc1,427,157$93.7M0.00%+20,712+1.5%Added
First Trust Advisors LP1,214,004$79.7M0.09%−18,748−1.5%Reduced
Pictet Asset Management Holding SA750,306$49.2M0.05%−97,767−11.5%Reduced
State Street Corp706,598$46.4M0.00%+23,493+3.4%Added
Dimensional Fund Advisors LP467,032$30.6M0.01%+1,546+0.3%Added
Morgan Stanley434,317$28.5M0.00%+51,071+13.3%Added
T. Rowe Price Investment Management, Inc.409,606$26.9M0.02%+156,852+62.1%Added
Geode Capital Management, LLC390,542$25.6M0.00%+22,372+6.1%Added
Invesco Ltd.283,930$18.6M0.00%−42,113−12.9%Reduced
KBC Group NV255,015$16.7M0.06%−2,911−1.1%Reduced
Ledgewood Wealth Advisors, LLC224,995$14.8M13.63%+224,995New
Northern Trust Corp207,052$13.6M0.00%−7,180−3.4%Reduced
Renaissance Technologies LLC206,400$13.5M0.02%+4,300+2.1%Added
First Manhattan Co192,988$12.7M0.04%+3,267+1.7%Added
Bank of New York Mellon Corp170,833$11.2M0.00%−18,103−9.6%Reduced
Legal & General Group Plc169,936$11.2M0.00%−4,528−2.6%Reduced
Charles Schwab Investment Management Inc146,041$9.58M0.00%+7,893+5.7%Added
Amundi128,959$8.12M0.00%+4,803+3.9%Added
ProShare Advisors LLC119,214$7.82M0.02%+8,867+8.0%Added
TSP Capital Management Group, LLC113,484$7.45M2.58%−1,972−1.7%Reduced
Thematics Asset Management95,000$6.23M0.27%00.0%Unchanged
Principal Financial Group Inc92,565$6.07M0.00%−2,363−2.5%Reduced
JPMorgan Chase & Co60,318$3.96M0.00%+18,878+45.6%Added
Ameriprise Financial Inc60,153$3.95M0.00%−4,562−7.0%Reduced
Rhumbline Advisers58,495$3.84M0.00%−1,094−1.8%Reduced
Penn Capital Management Co Inc51,916$3.41M0.31%00.0%Unchanged
Assenagon Asset Management S.A.51,137$3.36M0.01%+26,415+106.8%Added
Nuveen Asset Management, LLC49,599$3.25M0.00%+444+0.9%Added
Foundry Partners, LLC46,085$3.02M0.18%+46,085New
State of New Jersey Common Pension Fund D39,230$2.57M0.01%+6,391+19.5%Added
UBS Group AG38,492$2.53M0.00%+9,913+34.7%Added
Public Sector Pension Investment Board36,957$2.43M0.02%+15,021+68.5%Added
Swiss National Bank34,962$2.29M0.00%−3,900−10.0%Reduced
Barclays PLC29,849$1.96M0.00%+19,358+184.5%Added
Goldman Sachs Group Inc29,020$1.90M0.00%+12,037+70.9%Added
Bank of America Corp27,100$1.78M0.00%+5,375+24.7%Added
UBS Asset Management Americas Inc26,558$1.74M0.00%+2,348+9.7%Added
Alliancebernstein L.P.25,540$1.68M0.00%−356−1.4%Reduced
Credit Suisse AG25,200$1.65M0.00%+2,000+8.6%Added
Jane Street Group, LLC24,800$1.63M0.00%+24,800New
Citadel Advisors LLC23,009$1.51M0.00%+15,734+216.3%Added
Storebrand Asset Management AS22,296$1.46M0.01%−2,597−10.4%Reduced
HighTower Advisors, LLC22,129$1.45M0.00%−1,517−6.4%Reduced
Prudential Financial Inc20,594$1.35M0.00%−85−0.4%Reduced
Gabelli Funds LLC19,450$1.28M0.01%00.0%Unchanged
California State Teachers Retirement System18,698$1.23M0.00%−801−4.1%Reduced
Great West Life Assurance Co17,743$1.16M0.00%+2,451+16.0%Added
Oppenheimer & Co Inc17,463$1.15M0.02%+484+2.9%Added
Cerity Partners LLC16,055$1.05M0.00%+433+2.8%Added
Thrivent Financial for Lutherans15,867$1.04M0.00%−369−2.3%Reduced
Texas Permanent School Fund15,376$1.01M0.01%+310+2.1%Added
Magellan Asset Management Ltd14,898$977.6K0.01%−1,815−10.9%Reduced
Price T Rowe Associates Inc14,784$971.0K0.00%+2,455+19.9%Added
CI Private Wealth, LLC14,756$968.3K0.00%+638+4.5%Added
Voloridge Investment Management, LLC14,559$955.4K0.00%−4,134−22.1%Reduced
The PNC Financial Services Group, Inc.13,936$914.5K0.00%+15+0.1%Added
BNP Paribas Arbitrage, SA13,659$896.3K0.00%−7,752−36.2%Reduced
Two Sigma Advisers, LP12,200$800.6K0.00%+2,400+24.5%Added
Citigroup Inc11,177$733.4K0.00%+3,623+48.0%Added
State of Alaska, Department of Revenue10,955$718.0K0.01%−96−0.9%Reduced
Deutsche Bank AG10,774$707.0K0.00%−165−1.5%Reduced
Susquehanna International Group, LLP10,553$692.5K0.00%+4,107+63.7%Added
Main Street Financial Solutions, LLC10,447$685.5K0.09%+200+2.0%Added
Advisor Group Holdings, Inc.10,225$671.0K0.00%−7,723−43.0%Reduced
Private Advisor Group, LLC10,183$668.2K0.01%+342+3.5%Added
Comerica Bank10,159$666.6K0.00%−1,279−11.2%Reduced
Illinois Municipal Retirement Fund9,852$646.0K0.01%−822−7.7%Reduced
American International Group, Inc.9,553$626.9K0.00%−78−0.8%Reduced
MetLife Investment Management9,267$608.1K0.00%00.0%Unchanged
Victory Capital Management Inc9,183$602.6K0.00%−161−1.7%Reduced
New York State Teachers Retirement System9,111$598.0K0.00%00.0%Unchanged
Janus Henderson Group PLC9,061$595.2K0.00%−2,315−20.3%Reduced
Royal Bank of Canada9,068$595.0K0.00%+606+7.2%Added
Louisiana State Employees Retirement System8,900$584.0K0.01%−100−1.1%Reduced
Yousif Capital Management, LLC8,818$578.6K0.01%+20+0.2%Added
Manufacturers Life Insurance Company, The8,566$562.1K0.00%−170−1.9%Reduced
Wells Fargo & Company8,566$562.1K0.00%+918+12.0%Added
Occudo Quantitative Strategies LP8,320$546.0K0.07%+2,330+38.9%Added
Tower Research Capital LLC (TRC)8,197$537.9K0.01%+7,617+1,313.3%Added
Parcion Private Wealth LLC8,000$525.0K0.05%00.0%Unchanged
Raymond James Financial Services Advisors, Inc.7,999$524.9K0.00%−1,156−12.6%Reduced
Amalgamated Bank7,647$502.0K0.00%−177−2.3%Reduced
Exchange Traded Concepts, LLC7,492$491.6K0.01%00.0%Unchanged
Ethic Inc.7,289$478.3K0.01%+3,670+101.4%Added
New York State Common Retirement Fund7,253$475.9K0.00%−32−0.4%Reduced
Voya Investment Management LLC7,248$475.6K0.00%+83+1.2%Added
Clean Yield Group7,225$474.1K0.20%−560−7.2%Reduced
Affinity Wealth Management LLC7,000$459.3K0.09%−1,000−12.5%Reduced
Blackhill Capital Inc6,666$437.4K0.04%00.0%Unchanged
Maryland State Retirement & Pension System6,537$429.0K0.01%00.0%Unchanged
Janney Montgomery Scott LLC6,175$405.0K0.00%−20−0.3%Reduced
Commonwealth Equity Services, LLC6,108$401.0K0.00%−94−1.5%Reduced
Guyasuta Investment Advisors Inc6,000$393.7K0.03%00.0%Unchanged
Steward Partners Investment Advisory, LLC5,994$393.3K0.01%00.0%Unchanged
State of Tennessee, Treasury Department5,993$393.3K0.00%−3,114−34.2%Reduced
LPL Financial LLC5,951$390.5K0.00%−696−10.5%Reduced
Squarepoint Ops LLC5,873$385.4K0.00%+5,873New
CWM Advisors, LLC5,832$382.7K0.04%+1,189+25.6%Added
Teachers Retirement System of the State of Kentucky5,699$374.0K0.00%00.0%Unchanged