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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
Covestor Ltd2$00.00%00.0%Unchanged
AdvisorNet Financial, Inc1$660.00%+1New
SJS Investment Consulting Inc.1$660.00%+1New
Tfo-TDC, LLC3$1970.00%00.0%Unchanged
Parkside Financial Bank & Trust3$1970.00%+1+50.0%Added
JFS Wealth Advisors, LLC3$1970.00%+3New
Massmutual Trust Co FSB4$2620.00%−24−85.7%Reduced
Glassman Wealth Services5$3280.00%+5New
Abound Wealth Management5$3290.00%00.0%Unchanged
Farmers & Merchants Investments Inc12$7870.00%00.0%Unchanged
Nisa Investment Advisors, LLC15$9840.00%−2−11.8%Reduced
Bell Investment Advisors, Inc16$1.05K0.00%+1+6.7%Added
Assetmark, Inc18$1.18K0.00%+18New
Simplex Trading, LLC40$2.00K0.00%+40New
Lindbrook Capital, LLC32$2.10K0.00%+32New
Parallel Advisors, LLC33$2.19K0.00%−58−63.7%Reduced
LGT Financial Advisors LLC37$2.43K0.00%+37New
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.44$2.77K0.00%00.0%Unchanged
Versant Capital Management, Inc45$2.95K0.00%+12+36.4%Added
Bessemer Group Inc89$5.00K0.00%+38+74.5%Added
Fifth Third Bancorp101$6.63K0.00%+52+106.1%Added
Quent Capital, LLC112$7.35K0.00%00.0%Unchanged
GAMMA Investing LLC152$8.51K0.00%+152New
Baldwin Brothers Inc200$13.1K0.00%00.0%Unchanged
Signaturefd, LLC210$13.8K0.00%+137+187.7%Added
Millburn Ridgefield Corp241$15.8K0.00%−31−11.4%Reduced
Catalyst Capital Advisors LLC241$15.8K0.00%−31−11.4%Reduced
Hanson & Doremus Investment Management300$20.0K0.00%00.0%Unchanged
Ostrum Asset Management367$24.1K0.00%−470−56.2%Reduced
CWM, LLC382$25.0K0.00%+176+85.4%Added
Umb Bank N A400$26.2K0.00%00.0%Unchanged
Central Trust Co425$27.9K0.00%−75−15.0%Reduced
PFS Partners, LLC449$29.5K0.02%00.0%Unchanged
Harbour Investments, Inc.450$29.5K0.00%00.0%Unchanged
Clarity Asset Management, Inc.584$38.3K0.03%+584New
Glen Eagle Advisors, LLC615$40.4K0.01%00.0%Unchanged
North Star Investment Management Corp.625$41.0K0.00%00.0%Unchanged
US Bancorp648$42.5K0.00%+244+60.4%Added
Natixis Investment Managers International727$47.7K0.00%00.0%Unchanged
West Branch Capital LLC734$48.2K0.02%00.0%Unchanged
Baystate Wealth Management LLC840$55.2K0.00%+4+0.5%Added
Spire Wealth Management989$56.8K0.00%−1,346−57.6%Reduced
First Pacific Financial888$58.3K0.02%+4+0.5%Added
Concord Wealth Partners906$59.4K0.01%+2+0.2%Added
City State Bank967$63.0K0.03%00.0%Unchanged
Pathway Financial Advisers, LLC994$65.2K0.02%00.0%Unchanged
Metropolitan Life Insurance Co1,026$67.3K0.00%00.0%Unchanged
First Financial Corp1,250$82.0K0.04%00.0%Unchanged
Global Retirement Partners, LLC1,406$84.8K0.00%−94−6.3%Reduced
St Germain D J Co Inc1,332$87.4K0.00%00.0%Unchanged
Kepos Capital LP1,434$94.0K0.03%+55+4.0%Added
Quadrant Capital Group LLC1,439$94.4K0.01%+1,303+958.1%Added
Ameritas Investment Partners, Inc.1,742$114.3K0.00%00.0%Unchanged
Creative Financial Designs Inc1,923$126.2K0.01%+1,028+114.9%Added
Public Employees Retirement Association of Colorado2,966$195.0K0.00%00.0%Unchanged
Aquatic Capital Management LLC3,100$203.0K0.01%+3,100New
Mutual of America Capital Management LLC3,117$204.5K0.00%+6+0.2%Added
Winton Group Ltd3,221$211.4K0.02%−56−1.7%Reduced
Crestwood Advisors Group LLC3,232$212.1K0.00%+32+1.0%Added
Virtu Financial LLC3,364$221.0K0.02%+3,364New
Daiwa Securities Group Inc.3,631$238.0K0.00%+728+25.1%Added
Creative Planning3,766$247.1K0.00%+3,766New
Zurcher Kantonalbank (Zurich Cantonalbank)3,786$248.4K0.00%00.0%Unchanged
Alpha Cubed Investments, LLC3,840$252.0K0.01%+3,840New
Commonwealth of Pennsylvania Public School Empls Retrmt Sys3,843$252.2K0.00%−8,022−67.6%Reduced
HRT Financial LP3,885$254.0K0.00%+3,885New
Verition Fund Management LLC3,914$256.8K0.00%+3,914New
Mariner, LLC3,918$257.1K0.00%+409+11.7%Added
Wedbush Securities Inc3,954$259.0K0.01%+20+0.5%Added
Allspring Global Investments Holdings, LLC4,184$274.6K0.00%−28,951−87.4%Reduced
Handelsbanken Fonder AB4,215$277.0K0.00%+515+13.9%Added
Two Sigma Investments, LP4,473$293.5K0.00%+673+17.7%Added
Glenmede Trust Co NA4,490$294.6K0.00%+258+6.1%Added
Stifel Financial Corp4,531$297.3K0.00%+131+3.0%Added
Manchester Capital Management LLC4,675$306.8K0.04%+4,675New
Cambridge Investment Research Advisors, Inc.4,744$311.0K0.00%−1,019−17.7%Reduced
Southeast Asset Advisors Inc.4,749$311.6K0.04%00.0%Unchanged
Bank of Montreal4,704$319.6K0.00%+4,704New
Arizona State Retirement System4,961$325.5K0.00%−73−1.5%Reduced
FMR LLC4,972$326.3K0.00%+1,001+25.2%Added
Teton Advisors, Inc.5,000$328.1K0.11%−200−3.8%Reduced
State Board of Administration of Florida Retirement System5,001$328.2K0.00%00.0%Unchanged
Russell Investments Group, Ltd.5,119$335.9K0.00%−317−5.8%Reduced
Oregon Public Employees Retirement Fund5,214$342.1K0.01%−30−0.6%Reduced
Engineers Gate Manager LP5,375$352.7K0.01%+5,375New
Armstrong Advisory Group, Inc5,568$365.4K0.04%−140−2.5%Reduced
Farmers & Merchants Trust Co of Long Beach5,579$366.1K0.10%00.0%Unchanged
Mitchell McLeod Pugh & Williams Inc5,585$366.5K0.10%+10.0%Added
Millennium Management LLC5,643$370.3K0.00%+5,643New
Kestra Advisory Services, LLC5,681$372.8K0.00%−258−4.3%Reduced
State of Wisconsin Investment Board5,682$372.9K0.00%+5,682New
Teachers Retirement System of the State of Kentucky5,699$374.0K0.00%00.0%Unchanged
CWM Advisors, LLC5,832$382.7K0.04%+1,189+25.6%Added
Squarepoint Ops LLC5,873$385.4K0.00%+5,873New
LPL Financial LLC5,951$390.5K0.00%−696−10.5%Reduced
State of Tennessee, Treasury Department5,993$393.3K0.00%−3,114−34.2%Reduced
Steward Partners Investment Advisory, LLC5,994$393.3K0.01%00.0%Unchanged
Guyasuta Investment Advisors Inc6,000$393.7K0.03%00.0%Unchanged
Commonwealth Equity Services, LLC6,108$401.0K0.00%−94−1.5%Reduced
Janney Montgomery Scott LLC6,175$405.0K0.00%−20−0.3%Reduced