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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, Q2 2024

Institutional positions in Middlesex Water Co as of Jun 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
197
+7 vs. Q1 2024
Shares held
13.0M
+129.9K (+1.0%) vs. Q1 2024
Total value
$678.3M
+$4.28M (+0.6%) vs. Q1 2024
New holders
26
68 more added
Sold out
19
68 more reduced

1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2024: 197 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 heldQ2 2024: $678.3M
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, Q2 2024

Shares, value and share of portfolio for each institution holding Middlesex Water Co; share changes are against Q1 2024.

Institutions holding MSEX in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Creative Planning7,765$405.8K0.00%−819−9.5%Reduced
Quantbot Technologies LP7,877$411.7K0.02%+264+3.5%Added
Susquehanna International Group, LLP7,904$413.1K0.00%−43,114−84.5%Reduced
Parcion Private Wealth LLC8,000$418.1K0.04%00.0%Unchanged
Raymond James Financial Services Advisors, Inc.8,065$421.5K0.00%+181+2.3%Added
Comerica Bank8,095$423.0K0.00%−593−6.8%Reduced
State of Tennessee, Treasury Department8,223$429.7K0.00%00.0%Unchanged
First Trust Advisors LP8,251$431.2K0.00%+8,251New
Millennium Management LLC8,349$436.3K0.00%−2,655−24.1%Reduced
Mariner, LLC8,518$445.4K0.00%+4,596+117.2%Added
Commonwealth Equity Services, LLC8,568$448.0K0.00%+2,149+33.5%Added
UniSuper Management Pty Ltd8,642$451.6K0.00%+1,000+13.1%Added
Janus Henderson Group PLC8,972$468.5K0.00%−90−1.0%Reduced
Louisiana State Employees Retirement System9,000$470.3K0.01%+200+2.3%Added
New York State Teachers Retirement System9,111$476.0K0.00%00.0%Unchanged
Manufacturers Life Insurance Company, The9,280$485.0K0.00%+767+9.0%Added
Squarepoint Ops LLC9,462$494.5K0.00%+421+4.7%Added
Tower Research Capital LLC (TRC)9,562$499.7K0.01%+9,485+12,318.2%Added
Corebridge Financial, Inc.10,253$535.8K0.00%+10,253New
Advisor Group Holdings, Inc.10,262$536.4K0.00%+519+5.3%Added
Deutsche Bank AG10,264$536.4K0.00%−1,838−15.2%Reduced
Illinois Municipal Retirement Fund10,292$537.9K0.01%+153+1.5%Added
MetLife Investment Management10,388$542.9K0.00%+1,121+12.1%Added
Main Street Financial Solutions, LLC10,447$546.0K0.05%00.0%Unchanged
State of Alaska, Department of Revenue10,468$547.0K0.01%−380−3.5%Reduced
Ieq Capital, LLC10,613$554.6K0.01%00.0%Unchanged
Mirae Asset Global ETFs Holdings Ltd.10,658$557.0K0.00%+10,658New
Bank of Montreal10,751$576.7K0.00%+10,751New
Private Advisor Group, LLC11,055$577.7K0.00%+868+8.5%Added
State of Wisconsin Investment Board11,866$620.1K0.00%−1,211−9.3%Reduced
CenterBook Partners LP11,900$621.9K0.04%−12,252−50.7%Reduced
Wells Fargo & Company11,940$624.0K0.00%+3,228+37.1%Added
Toroso Investments, LLC12,158$635.4K0.01%+12,158New
Two Sigma Investments, LP12,303$643.0K0.00%+12,303New
Citigroup Inc14,082$735.9K0.00%+1,775+14.4%Added
BNP Paribas Arbitrage, SA14,351$750.0K0.00%−4,328−23.2%Reduced
Thrivent Financial for Lutherans14,801$774.0K0.00%−647−4.2%Reduced
Jump Financial, LLC15,561$813.2K0.02%+5,792+59.3%Added
Ethic Inc.16,715$873.5K0.02%+6,274+60.1%Added
The PNC Financial Services Group, Inc.16,941$885.3K0.00%+1,905+12.7%Added
Storebrand Asset Management AS17,040$890.5K0.00%−5,520−24.5%Reduced
California State Teachers Retirement System17,369$907.7K0.00%−411−2.3%Reduced
Magellan Asset Management Ltd17,600$919.8K0.01%+2,702+18.1%Added
Cerity Partners LLC17,816$931.1K0.00%−1,074−5.7%Reduced
CI Private Wealth, LLC18,749$979.8K0.00%+2,499+15.4%Added
Prudential Financial Inc19,114$998.9K0.00%−935−4.7%Reduced
Gabelli Funds LLC19,450$1.02M0.01%00.0%Unchanged
HighTower Advisors, LLC19,600$1.02M0.00%−1,739−8.1%Reduced
Alliancebernstein L.P.19,533$1.02M0.00%−3,060−13.5%Reduced
Oppenheimer & Co Inc19,856$1.04M0.02%+1,273+6.9%Added
TD Asset Management Inc20,128$1.05M0.00%+4,684+30.3%Added
Great West Life Assurance Co20,171$1.05M0.00%+2,372+13.3%Added
Price T Rowe Associates Inc20,733$1.08M0.00%+116+0.6%Added
Voloridge Investment Management, LLC21,360$1.12M0.00%−17,604−45.2%Reduced
LPL Financial LLC21,867$1.14M0.00%+17,594+411.7%Added
Marshall Wace, LLP24,685$1.29M0.00%+580+2.4%Added
UBS Group AG33,809$1.77M0.00%−9,987−22.8%Reduced
Swiss National Bank34,962$1.83M0.00%00.0%Unchanged
D. E. Shaw & Co., Inc.37,003$1.93M0.00%+13,364+56.5%Added
Zimmer Partners, LP37,738$1.97M0.04%+37,738New
Citadel Advisors LLC38,561$2.02M0.00%+2,273+6.3%Added
Duff & Phelps Investment Management Co38,570$2.02M0.03%+38,570New
Public Sector Pension Investment Board39,184$2.05M0.01%+2,227+6.0%Added
Assenagon Asset Management S.A.39,664$2.07M0.01%−43,852−52.5%Reduced
Bank of America Corp40,879$2.14M0.00%+10,688+35.4%Added
Walleye Capital LLC44,792$2.34M0.02%+23,622+111.6%Added
JPMorgan Chase & Co47,533$2.48M0.00%−7,306−13.3%Reduced
Nuveen Asset Management, LLC49,599$2.59M0.00%00.0%Unchanged
UBS Asset Management Americas Inc51,713$2.70M0.00%+19,037+58.3%Added
Ameriprise Financial Inc61,674$3.22M0.00%−1,408−2.2%Reduced
Rhumbline Advisers62,060$3.24M0.00%+1,288+2.1%Added
Jane Street Group, LLC66,335$3.47M0.00%+35,227+113.2%Added
Qube Research & Technologies Ltd69,635$3.64M0.01%−49,584−41.6%Reduced
Penn Capital Management Co Inc84,500$4.42M0.42%+23,026+37.5%Added
Principal Financial Group Inc88,014$4.60M0.00%−4,756−5.1%Reduced
TSP Capital Management Group, LLC109,635$5.73M1.80%−2,997−2.7%Reduced
Amundi120,493$6.35M0.00%−10,537−8.0%Reduced
Goldman Sachs Group Inc125,355$6.55M0.00%+59,651+90.8%Added
ProShare Advisors LLC127,628$6.67M0.02%−23,193−15.4%Reduced
Cramer Rosenthal McGlynn LLC136,476$7.13M0.42%+136,476New
Charles Schwab Investment Management Inc160,437$8.38M0.00%+12,031+8.1%Added
Thematics Asset Management171,000$8.94M0.36%+46,000+36.8%Added
First Manhattan Co187,758$9.81M0.03%−5,130−2.7%Reduced
Northern Trust Corp202,199$10.6M0.00%−667−0.3%Reduced
Bank of New York Mellon Corp219,119$11.5M0.00%+24,400+12.5%Added
Ledgewood Wealth Advisors, LLC225,852$11.8M10.17%+857+0.4%Added
Legal & General Group Plc228,054$11.9M0.00%+12,772+5.9%Added
KBC Group NV255,015$13.3M0.04%00.0%Unchanged
Renaissance Technologies LLC262,700$13.7M0.02%−22,000−7.7%Reduced
Invesco Ltd.276,782$14.5M0.00%−133,523−32.5%Reduced
Geode Capital Management, LLC431,129$22.5M0.00%+30,875+7.7%Added
Dimensional Fund Advisors LP452,326$23.6M0.01%−1,851−0.4%Reduced
Morgan Stanley540,284$28.2M0.00%−61,274−10.2%Reduced
State Street Corp760,357$39.7M0.00%+29,484+4.0%Added
T. Rowe Price Investment Management, Inc.1,259,640$65.8M0.04%+221,429+21.3%Added
Vanguard Group Inc1,388,155$72.5M0.00%−42,022−2.9%Reduced
BlackRock Inc.3,360,935$175.6M0.00%−43,275−1.3%Reduced
Foundry Partners, LLC0$00.00%−56,400−100.0%Sold out
State of New Jersey Common Pension Fund D0$00.00%−55,079−100.0%Sold out
Jacobs Levy Equity Management, Inc0$00.00%−21,203−100.0%Sold out