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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 2021

Institutional positions in Middlesex Water Co as of Sep 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
189
+30 vs. Q2 2021
Shares held
12.3M
+2.21M (+21.8%) vs. Q2 2021
Total value
$1.28B
+$440.4M (+52.6%) vs. Q2 2021
New holders
47
56 more added
Sold out
17
46 more reduced

1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2021: 189 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 2021: $1.28B
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 2021

Shares, value and share of portfolio for each institution holding Middlesex Water Co; share changes are against Q2 2021.

Institutions holding MSEX in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.2,845,342$292.4M0.01%+1,388,936+95.4%Added
Price T Rowe Associates Inc1,636,868$168.2M0.02%−170,868−9.5%Reduced
Vanguard Group Inc1,291,741$132.8M0.00%+263,014+25.6%Added
State Street Corp577,818$59.4M0.00%+212,154+58.0%Added
Invesco Ltd.544,095$55.9M0.01%+295,321+118.7%Added
Dimensional Fund Advisors LP476,719$49.0M0.02%−2,835−0.6%Reduced
Pictet Asset Management SA448,404$46.1M0.05%+448,404New
Geode Capital Management, LLC304,328$31.3M0.00%−12,030−3.8%Reduced
Eaton Vance Management295,628$30.4M0.04%−203,975−40.8%Reduced
Renaissance Technologies LLC271,700$27.9M0.04%−39,100−12.6%Reduced
Morgan Stanley214,628$22.1M0.00%+32,825+18.1%Added
Northern Trust Corp212,010$21.8M0.00%+3,965+1.9%Added
Bank of New York Mellon Corp211,805$21.8M0.00%+97,651+85.5%Added
First Manhattan Co198,865$20.4M0.08%−2,099−1.0%Reduced
KBC Group NV190,064$19.5M0.07%−27,636−12.7%Reduced
First Trust Advisors LP170,602$17.5M0.02%−7,677−4.3%Reduced
Montanaro Asset Management Ltd140,000$14.4M1.73%+6,000+4.5%Added
Principal Financial Group Inc130,409$13.4M0.01%+121,685+1,394.8%Added
TSP Capital Management Group, LLC–$12.9M4.42%––
Charles Schwab Investment Management Inc120,922$12.4M0.00%+140+0.1%Added
Legal & General Group Plc94,678$9.73M0.00%+32,510+52.3%Added
ProShare Advisors LLC89,132$9.16M0.03%−37,594−29.7%Reduced
Impax Asset Management Group plc87,879$9.03M0.04%+87,879New
Ameriprise Financial Inc79,395$8.16M0.00%+69,901+736.3%Added
Parametric Portfolio Associates LLC70,894$7.29M0.00%+17,524+32.8%Added
Janney Montgomery Scott LLC70,590$7.25M0.03%+1,462+2.1%Added
State of Wisconsin Investment Board69,183$7.11M0.01%−21,000−23.3%Reduced
Goldman Sachs Group Inc48,086$4.94M0.00%−57,824−54.6%Reduced
Landsberg, Bennett, & Dubbaneh LLC47,995$4.89M0.62%−1,641−3.3%Reduced
Rhumbline Advisers45,963$4.72M0.01%+23,184+101.8%Added
Swiss National Bank38,562$3.96M0.00%00.0%Unchanged
Bank of America Corp37,831$3.89M0.00%−56,371−59.8%Reduced
UBS Group AG36,241$3.72M0.00%−1,536−4.1%Reduced
Public Sector Pension Investment Board35,350$3.63M0.02%+35,350New
Amundi34,801$3.58M0.00%−14,331−29.2%Reduced
FMR LLC34,721$3.57M0.00%+4,412+14.6%Added
Comerica Bank32,662$3.54M0.02%+15,387+89.1%Added
Alliancebernstein L.P.32,080$3.30M0.00%+303+1.0%Added
Oppenheimer & Co Inc31,359$3.22M0.06%−13,200−29.6%Reduced
SG Americas Securities, LLC30,991$3.19M0.02%+15,308+97.6%Added
Storebrand Asset Management AS29,683$3.05M0.01%−1,047−3.4%Reduced
Nuveen Asset Management, LLC69,261$2.61M0.00%−3,491−4.8%Reduced
State of New Jersey Common Pension Fund D24,777$2.55M0.01%−6,051−19.6%Reduced
American Century Companies Inc24,588$2.53M0.00%+7,426+43.3%Added
BNP Paribas Arbitrage, SA23,760$2.44M0.01%+18,797+378.7%Added
California State Teachers Retirement System23,689$2.44M0.00%−146−0.6%Reduced
Barclays PLC23,369$2.40M0.00%+15,963+215.5%Added
Wells Fargo & Company22,083$2.27M0.00%−3,591−14.0%Reduced
Lazard Asset Management LLC21,791$2.24M0.00%+16,720+329.7%Added
Gabelli Funds LLC21,200$2.18M0.01%−76,000−78.2%Reduced
UBS Asset Management Americas Inc21,113$2.17M0.00%00.0%Unchanged
Raymond James Financial Services Advisors, Inc.19,035$1.96M0.00%−4,277−18.3%Reduced
Prudential Financial Inc18,837$1.94M0.00%+18,837New
Martingale Asset Management L P18,647$1.92M0.03%+10,340+124.5%Added
Advisor Group Holdings, Inc.17,224$1.77M0.00%+532+3.2%Added
Financial Architects, Inc16,685$1.72M0.25%00.0%Unchanged
Deutsche Bank AG15,656$1.61M0.00%−322−2.0%Reduced
Great West Life Assurance Co15,248$1.58M0.00%+14,296+1,501.7%Added
Credit Suisse AG14,786$1.52M0.00%+1,629+12.4%Added
Voloridge Investment Management, LLC14,753$1.52M0.01%+14,753New
The PNC Financial Services Group, Inc.14,493$1.49M0.00%+440+3.1%Added
Royal Bank of Canada14,434$1.48M0.00%+246+1.7%Added
Thrivent Financial for Lutherans14,138$1.45M0.00%+14,138New
TD Asset Management Inc13,433$1.38M0.00%−2,970−18.1%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys13,262$1.36M0.02%+13,262New
Texas Permanent School Fund12,939$1.33M0.02%+12,939New
State of Alaska, Department of Revenue12,760$1.31M0.01%+12,760New
New York State Common Retirement Fund12,483$1.28M0.00%−2,361−15.9%Reduced
Citigroup Inc11,909$1.22M0.00%+9,011+310.9%Added
Jane Street Group, LLC11,659$1.20M0.00%−30,710−72.5%Reduced
Exchange Traded Concepts, LLC11,644$1.20M0.03%+11,644New
Main Street Financial Solutions, LLC10,924$1.12M0.17%00.0%Unchanged
American International Group, Inc.10,862$1.12M0.01%+1,179+12.2%Added
Manchester Capital Management LLC10,414$1.07M0.15%−9,820−48.5%Reduced
JPMorgan Chase & Co10,222$1.05M0.00%−14,542−58.7%Reduced
Clean Yield Group10,050$1.03M0.37%+170+1.7%Added
State Board of Administration of Florida Retirement System9,713$998.0K0.00%00.0%Unchanged
Private Advisor Group, LLC9,644$991.0K0.01%+10.0%Added
Skandinaviska Enskilda Banken AB (publ)9,200$946.0K0.01%+9,200New
Summit Global Investments8,900$915.0K0.07%−1,600−15.2%Reduced
Manufacturers Life Insurance Company, The8,707$895.0K0.00%−1,013−10.4%Reduced
Amalgamated Bank8,709$895.0K0.01%+5,968+217.7%Added
AMP Capital Investors Ltd8,486$872.0K0.00%−2,400−22.0%Reduced
Louisiana State Employees Retirement System8,400$863.0K0.02%+8,400New
ETF Managers Group, LLC8,270$857.0K0.02%+668+8.8%Added
Parcion Private Wealth LLC8,000$843.0K0.07%00.0%Unchanged
Bank of Montreal7,102$760.0K0.00%+7,102New
Public Employees Retirement Association of Colorado7,194$739.0K0.00%00.0%Unchanged
Voya Investment Management LLC7,169$737.0K0.00%+144+2.0%Added
Maryland State Retirement & Pension System6,883$726.0K0.02%+6,883New
Teton Advisors, Inc.7,053$725.0K0.11%−15,400−68.6%Reduced
Mitchell McLeod Pugh & Williams Inc7,040$724.0K0.27%−410−5.5%Reduced
Marshall Wace North America L.P.7,032$723.0K0.00%−2,090−22.9%Reduced
Blackhill Capital Inc6,666$685.0K0.06%00.0%Unchanged
Guyasuta Investment Advisors Inc6,550$673.0K0.05%00.0%Unchanged
Krane Funds Advisors LLC6,347$652.0K0.01%−3,830−37.6%Reduced
Spire Wealth Management6,336$651.0K0.02%+770+13.8%Added
Everence Capital Management Inc6,200$637.0K0.05%+6,200New
Oregon Public Employees Retirement Fund6,004$617.0K0.01%+6,004New
Steward Partners Investment Advisory, LLC5,994$616.0K0.01%+100+1.7%Added