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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 2021

Institutional positions in Middlesex Water Co as of Jun 30, 2021. 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
160
+1 vs. Q1 2021
Shares held
10.6M
−55.0K (−0.5%) vs. Q1 2021
Total value
$877.9M
+$35.8M (+4.2%) vs. Q1 2021
New holders
17
54 more added
Sold out
16
48 more reduced

2 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 2021: 160 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 2021: $877.9M
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 2021

Shares, value and share of portfolio for each institution holding Middlesex Water Co; share changes are against Q1 2021.

Institutions holding MSEX in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Quadrant Capital Group LLC10$1.00K0.00%+2+25.0%Added
Advisory Services Network, LLC12$1.00K0.00%+12New
Raffa Wealth Management, LLC14$1.14K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC20$2.00K0.00%00.0%Unchanged
Parallel Advisors, LLC55$4.00K0.00%+33+150.0%Added
Captrust Financial Advisors78$6.00K0.00%−286−78.6%Reduced
O'Shaughnessy Asset Management, LLC72$6.00K0.00%00.0%Unchanged
Signaturefd, LLC84$7.00K0.00%+3+3.7%Added
Strategic Blueprint, LLC130$11.0K0.00%+130New
Proequities, Inc.150$12.0K0.00%00.0%Unchanged
ClariVest Asset Management LLC148$12.0K0.00%00.0%Unchanged
GPS Wealth Strategies Group, LLC170$14.0K0.00%00.0%Unchanged
Baldwin Brothers Inc200$16.0K0.00%00.0%Unchanged
Macquarie Group Ltd256$21.0K0.00%00.0%Unchanged
US Bancorp287$23.0K0.00%+93+47.9%Added
Glen Eagle Advisors, LLC300$24.5K0.01%00.0%Unchanged
Vectors Research Management, LLC300$25.0K0.01%−35−10.4%Reduced
Allworth Financial LP300$25.0K0.00%00.0%Unchanged
Sargent Bickham Lagudis LLC370$30.0K0.00%00.0%Unchanged
Central Trust Co500$41.0K0.00%00.0%Unchanged
DekaBank Deutsche Girozentrale536$43.0K0.00%00.0%Unchanged
Ellevest, Inc.575$47.0K0.00%−73−11.3%Reduced
Concord Wealth Partners600$49.0K0.01%00.0%Unchanged
North Star Investment Management Corp.625$51.0K0.00%00.0%Unchanged
NVWM, LLC700$57.0K0.02%00.0%Unchanged
Baystate Wealth Management LLC811$66.0K0.01%+2+0.2%Added
West Branch Capital LLC825$67.0K0.03%+825New
Great West Life Assurance Co952$78.0K0.00%−373−28.2%Reduced
Bessemer Group Inc975$80.0K0.00%00.0%Unchanged
Column Capital Advisors, LLC1,000$82.0K0.02%00.0%Unchanged
Howe & Rusling Inc1,134$93.0K0.01%00.0%Unchanged
First Financial Corp1,250$102.0K0.07%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)1,376$112.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.1,398$114.0K0.00%00.0%Unchanged
Simplex Trading, LLC1,424$116.0K0.00%+1,394+4,646.7%Added
Cordasco Financial Network1,452$119.0K0.08%+3+0.2%Added
Harbour Investments, Inc.1,600$131.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)1,671$136.0K0.00%+246+17.3%Added
LPL Financial LLC2,595$212.0K0.00%+2,595New
Kepos Capital LP2,728$223.0K0.02%+1,187+77.0%Added
Amalgamated Bank2,741$224.0K0.00%+2,741New
Citigroup Inc2,898$237.0K0.00%+1,413+95.2%Added
Paloma Partners Management Co3,010$246.0K0.01%+3,010New
Vident Investment Advisory, LLC3,008$246.0K0.01%+3,008New
Tortoise Index Solutions, LLC3,008$246.0K0.05%+3,008New
McRae Capital Management Inc3,100$253.0K0.06%00.0%Unchanged
Commonwealth Equity Services, LLC3,170$259.0K0.00%−97−3.0%Reduced
Murphy Capital Management Inc3,250$265.0K0.03%00.0%Unchanged
Tortoise Capital Advisors, L.L.C.3,463$283.0K0.00%+523+17.8%Added
Kestra Advisory Services, LLC3,677$301.0K0.00%−1,130−23.5%Reduced
Endurance Wealth Management, Inc.3,833$313.0K0.03%−167−4.2%Reduced
Cetera Advisor Networks LLC4,138$338.0K0.00%+1,449+53.9%Added
Glenmede Trust Co NA4,318$351.0K0.00%+318+8.0%Added
Creative Planning4,451$364.0K0.00%00.0%Unchanged
Wedbush Securities Inc4,546$372.0K0.02%+13+0.3%Added
Cubist Systematic Strategies, LLC4,565$373.0K0.00%+4,565New
Metropolitan Life Insurance Co4,589$375.1K0.01%+262+6.1%Added
Arizona State Retirement System4,750$388.0K0.00%−335−6.6%Reduced
Southeast Asset Advisors Inc.4,749$388.0K0.06%00.0%Unchanged
Stifel Financial Corp4,841$396.0K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA4,963$405.6K0.00%+287+6.1%Added
Lazard Asset Management LLC5,071$413.0K0.00%−267−5.0%Reduced
IndexIQ Advisors LLC5,120$418.0K0.01%−10−0.2%Reduced
Spire Wealth Management5,566$455.0K0.01%+3,438+161.6%Added
Farmers & Merchants Trust Co of Long Beach5,579$456.0K0.12%00.0%Unchanged
Cambridge Investment Research Advisors, Inc.5,891$481.0K0.00%+800+15.7%Added
Steward Partners Investment Advisory, LLC5,894$482.0K0.01%00.0%Unchanged
MetLife Investment Management5,991$489.6K0.00%00.0%Unchanged
Ergoteles LLC6,199$507.0K0.01%−38,841−86.2%Reduced
Guyasuta Investment Advisors Inc6,550$535.0K0.04%00.0%Unchanged
Blackhill Capital Inc6,666$545.0K0.05%00.0%Unchanged
Voya Investment Management LLC7,025$574.0K0.00%−437−5.9%Reduced
Qube Research & Technologies Ltd7,024$574.0K0.01%+7,024New
Victory Capital Management Inc7,080$579.0K0.00%+425+6.4%Added
Public Employees Retirement Association of Colorado7,194$588.0K0.00%00.0%Unchanged
Barclays PLC7,406$606.0K0.00%−8,634−53.8%Reduced
Mitchell McLeod Pugh & Williams Inc7,450$609.0K0.23%00.0%Unchanged
ETF Managers Group, LLC7,602$625.0K0.01%+2,061+37.2%Added
Parcion Private Wealth LLC8,000$654.0K0.07%00.0%Unchanged
Raymond James & Associates8,142$665.0K0.00%−5,794−41.6%Reduced
Martingale Asset Management L P8,307$680.0K0.01%−100−1.2%Reduced
Principal Financial Group Inc8,724$713.0K0.00%−2,560−22.7%Reduced
Marshall Wace North America L.P.9,122$746.0K0.00%+9,122New
Ameriprise Financial Inc9,494$776.0K0.00%−1,225−11.4%Reduced
Private Advisor Group, LLC9,643$788.0K0.01%+443+4.8%Added
American International Group, Inc.9,683$791.0K0.00%−258−2.6%Reduced
State Board of Administration of Florida Retirement System9,713$794.0K0.00%00.0%Unchanged
Manufacturers Life Insurance Company, The9,720$794.0K0.00%+162+1.7%Added
Clean Yield Group9,880$808.0K0.30%−500−4.8%Reduced
Krane Funds Advisors LLC10,177$832.0K0.02%−2,316−18.5%Reduced
Summit Global Investments10,500$858.0K0.05%−4,158−28.4%Reduced
AMP Capital Investors Ltd10,886$890.0K0.00%−400−3.5%Reduced
Main Street Financial Solutions, LLC10,924$893.0K0.14%00.0%Unchanged
Credit Suisse AG13,157$1.07M0.00%−2,637−16.7%Reduced
The PNC Financial Services Group, Inc.14,053$1.15M0.00%+93+0.7%Added
Royal Bank of Canada14,188$1.16M0.00%+152+1.1%Added
New York State Common Retirement Fund14,844$1.21M0.00%−1,156−7.2%Reduced
SG Americas Securities, LLC15,683$1.28M0.01%+13,332+567.1%Added
Citadel Advisors LLC15,792$1.29M0.00%−27,206−63.3%Reduced
Deutsche Bank AG15,978$1.31M0.00%−1,215−7.1%Reduced