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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, Q3 2024

Institutional positions in Middlesex Water Co as of Sep 30, 2024. 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
199
+3 vs. Q2 2024
Shares held
13.8M
+4.20M (+43.7%) vs. Q2 2024
Total value
$901.2M
+$398.5M (+79.3%) vs. Q2 2024
New holders
23
51 more added
Sold out
20
78 more reduced

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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 holdersQ3 2024: 199 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 heldQ3 2024: $901.2M
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, Q3 2024

Shares, value and share of portfolio for each institution holding Middlesex Water Co; share changes are against Q2 2024.

Institutions holding MSEX in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.3,349,272$218.5M0.00%+3,349,272New
Vanguard Group Inc1,420,739$92.7M0.00%+32,584+2.3%Added
T. Rowe Price Investment Management, Inc.1,344,672$87.7M0.05%+85,032+6.8%Added
First Trust Advisors LP1,092,522$71.3M0.07%+1,084,271+13,141.1%Added
State Street Corp813,455$53.1M0.00%+53,098+7.0%Added
Morgan Stanley540,672$35.3M0.00%+388+0.1%Added
Dimensional Fund Advisors LP440,230$28.7M0.01%−12,096−2.7%Reduced
Geode Capital Management, LLC434,559$28.4M0.00%+3,430+0.8%Added
Invesco Ltd.284,282$18.5M0.00%+7,500+2.7%Added
KBC Group NV255,370$16.7M0.05%+355+0.1%Added
Ledgewood Wealth Advisors, LLC254,016$16.6M11.16%+28,164+12.5%Added
Bank of New York Mellon Corp207,930$13.6M0.00%−11,189−5.1%Reduced
Northern Trust Corp200,072$13.1M0.00%−2,127−1.1%Reduced
Legal & General Group Plc196,051$12.8M0.00%−32,003−14.0%Reduced
Renaissance Technologies LLC187,600$12.2M0.02%−75,100−28.6%Reduced
First Manhattan Co186,623$12.2M0.04%−1,135−0.6%Reduced
Thematics Asset Management181,000$11.8M0.47%+10,000+5.8%Added
Charles Schwab Investment Management Inc167,281$10.9M0.00%+6,844+4.3%Added
Goldman Sachs Group Inc120,759$7.88M0.00%−4,596−3.7%Reduced
ProShare Advisors LLC117,751$7.68M0.02%−9,877−7.7%Reduced
Amundi119,678$7.53M0.00%−815−0.7%Reduced
TSP Capital Management Group, LLC109,638$7.15M2.21%+30.0%Added
Cramer Rosenthal McGlynn LLC105,779$6.90M0.38%−30,697−22.5%Reduced
Principal Financial Group Inc84,096$5.49M0.00%−3,918−4.5%Reduced
Penn Capital Management Co Inc82,656$5.39M0.50%−1,844−2.2%Reduced
Assenagon Asset Management S.A.74,946$4.89M0.01%+35,282+89.0%Added
Rhumbline Advisers60,222$3.93M0.00%−1,838−3.0%Reduced
Ameriprise Financial Inc55,069$3.59M0.00%−6,605−10.7%Reduced
UBS Group AG51,403$3.35M0.00%+17,594+52.0%Added
Nuveen Asset Management, LLC49,599$3.24M0.00%00.0%Unchanged
UBS Asset Management Americas Inc49,311$3.22M0.00%−2,402−4.6%Reduced
Bank of America Corp40,595$2.65M0.00%−284−0.7%Reduced
Public Sector Pension Investment Board37,784$2.47M0.01%−1,400−3.6%Reduced
Duff & Phelps Investment Management Co35,653$2.33M0.03%−2,917−7.6%Reduced
Swiss National Bank34,962$2.28M0.00%00.0%Unchanged
JPMorgan Chase & Co32,223$2.10M0.00%−15,310−32.2%Reduced
Barclays PLC29,919$1.95M0.00%+23,262+349.4%Added
Citigroup Inc23,629$1.54M0.00%+9,547+67.8%Added
CI Private Wealth, LLC23,590$1.54M0.00%+4,841+25.8%Added
SG Americas Securities, LLC23,366$1.52M0.01%+19,335+479.7%Added
Citadel Advisors LLC22,507$1.47M0.00%−16,054−41.6%Reduced
LPL Financial LLC22,506$1.47M0.00%+639+2.9%Added
Alliancebernstein L.P.21,443$1.40M0.00%+1,910+9.8%Added
Davy Global Fund Management Ltd21,333$1.39M0.14%+21,333New
Cerity Partners LLC20,245$1.32M0.00%+2,429+13.6%Added
Great West Life Assurance Co20,171$1.32M0.00%00.0%Unchanged
TD Asset Management Inc20,128$1.30M0.00%00.0%Unchanged
Oppenheimer & Co Inc19,661$1.28M0.02%−195−1.0%Reduced
Price T Rowe Associates Inc19,485$1.27M0.00%−1,248−6.0%Reduced
Gabelli Funds LLC19,450$1.27M0.01%00.0%Unchanged
Prudential Financial Inc18,344$1.20M0.00%−770−4.0%Reduced
HighTower Advisors, LLC18,295$1.19M0.00%−1,305−6.7%Reduced
American Century Companies Inc18,136$1.18M0.00%+12,610+228.2%Added
Magellan Asset Management Ltd17,600$1.15M0.01%00.0%Unchanged
California State Teachers Retirement System16,844$1.10M0.00%−525−3.0%Reduced
The PNC Financial Services Group, Inc.16,742$1.09M0.00%−199−1.2%Reduced
Storebrand Asset Management AS14,400$939.5K0.00%−2,640−15.5%Reduced
Thrivent Financial for Lutherans14,002$913.0K0.00%−799−5.4%Reduced
Mirae Asset Global ETFs Holdings Ltd.12,161$793.4K0.00%+1,503+14.1%Added
Toroso Investments, LLC12,158$793.2K0.01%00.0%Unchanged
Deutsche Bank AG12,074$787.7K0.00%+1,810+17.6%Added
State of Wisconsin Investment Board11,866$774.1K0.00%00.0%Unchanged
Squarepoint Ops LLC11,587$755.9K0.00%+2,125+22.5%Added
Wells Fargo & Company11,091$723.6K0.00%−849−7.1%Reduced
Private Advisor Group, LLC10,988$716.8K0.00%−67−0.6%Reduced
Ieq Capital, LLC10,776$703.0K0.01%+163+1.5%Added
Jane Street Group, LLC10,751$701.4K0.00%−55,584−83.8%Reduced
Main Street Financial Solutions, LLC10,447$681.6K0.06%00.0%Unchanged
State of Alaska, Department of Revenue10,178$664.0K0.01%−290−2.8%Reduced
Corebridge Financial, Inc.10,146$661.9K0.00%−107−1.0%Reduced
MetLife Investment Management9,999$652.3K0.00%−389−3.7%Reduced
Illinois Municipal Retirement Fund9,504$620.0K0.01%−788−7.7%Reduced
Janus Henderson Group PLC8,972$586.1K0.00%00.0%Unchanged
New York State Teachers Retirement System8,911$581.0K0.00%−200−2.2%Reduced
Manufacturers Life Insurance Company, The8,805$574.4K0.00%−475−5.1%Reduced
Mariner, LLC8,631$562.9K0.00%+113+1.3%Added
Louisiana State Employees Retirement System8,600$561.1K0.01%−400−4.4%Reduced
Commonwealth Equity Services, LLC8,586$560.0K0.00%+18+0.2%Added
Royal Bank of Canada8,538$556.0K0.00%+2,831+49.6%Added
Ethic Inc.10,441$548.2K0.01%−6,274−37.5%Reduced
Raymond James Financial Services Advisors, Inc.8,085$527.4K0.00%+20+0.2%Added
Parcion Private Wealth LLC8,000$521.9K0.04%00.0%Unchanged
State of Tennessee, Treasury Department7,944$518.3K0.00%−279−3.4%Reduced
Comerica Bank7,877$513.9K0.00%−218−2.7%Reduced
Creative Planning7,810$509.5K0.00%+45+0.6%Added
BNP Paribas Arbitrage, SA7,293$475.8K0.00%−7,058−49.2%Reduced
Advisor Group Holdings, Inc.7,280$475.0K0.00%−2,982−29.1%Reduced
Eschler Asset Management LLP7,256$473.4K0.71%+7,256New
Russell Investments Group, Ltd.7,178$468.3K0.00%−109−1.5%Reduced
Bank of Montreal7,224$467.2K0.00%−3,527−32.8%Reduced
Daiwa Securities Group Inc.7,127$465.0K0.00%−53−0.7%Reduced
FMR LLC7,018$457.8K0.00%+618+9.7%Added
Clean Yield Group6,925$451.8K0.14%00.0%Unchanged
Yousif Capital Management, LLC6,861$447.6K0.00%−303−4.2%Reduced
D. E. Shaw & Co., Inc.6,763$441.2K0.00%−30,240−81.7%Reduced
Blackhill Capital Inc6,666$434.9K0.03%00.0%Unchanged
CWM Advisors, LLC6,318$412.2K0.04%−306−4.6%Reduced
Ellevest, Inc.6,162$402.0K0.02%+6,162New
Voya Investment Management LLC6,036$393.8K0.00%−219−3.5%Reduced
Maryland State Retirement & Pension System6,021$392.8K0.01%−195−3.1%Reduced