Skip to main content

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 2023

Institutional positions in Middlesex Water Co as of Sep 30, 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
186
+4 vs. Q2 2023
Shares held
12.5M
+880.7K (+7.6%) vs. Q2 2023
Total value
$829.0M
−$109.4M (−11.7%) vs. Q2 2023
New holders
24
55 more added
Sold out
20
66 more reduced

3 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2023: 186 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 2023: $829.0M
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 2023

Shares, value and share of portfolio for each institution holding Middlesex Water Co; share changes are against Q2 2023.

Institutions holding MSEX in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd2$00.00%−1−33.3%Reduced
Avion Wealth7$00.00%+7New
Steward Financial Group LLC2$00.00%+2New
Parkside Financial Bank & Trust2$1330.00%−37−94.9%Reduced
Crewe Advisors LLC2$1330.00%00.0%Unchanged
Tfo-TDC, LLC3$2420.00%+3New
Abound Wealth Management5$3320.00%00.0%Unchanged
Farmers & Merchants Investments Inc12$7950.00%00.0%Unchanged
Bell Investment Advisors, Inc15$9940.00%−10−40.0%Reduced
Nisa Investment Advisors, LLC17$1.13K0.00%+3+21.4%Added
Massmutual Trust Co FSB28$1.85K0.00%00.0%Unchanged
Versant Capital Management, Inc33$2.19K0.00%00.0%Unchanged
Farther Finance Advisors, LLC39$2.58K0.00%00.0%Unchanged
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.44$2.92K0.00%+44New
Bessemer Group Inc51$3.00K0.00%−12−19.0%Reduced
Fifth Third Bancorp49$3.25K0.00%00.0%Unchanged
Signaturefd, LLC73$4.84K0.00%−40−35.4%Reduced
Parallel Advisors, LLC91$6.05K0.00%+74+435.3%Added
Riggs Asset Managment Co. Inc.94$6.23K0.00%00.0%Unchanged
Quent Capital, LLC112$7.42K0.00%00.0%Unchanged
Quadrant Capital Group LLC136$9.01K0.00%−517−79.2%Reduced
Proequities, Inc.150$9.94K0.00%00.0%Unchanged
Baldwin Brothers Inc200$13.3K0.00%00.0%Unchanged
CWM, LLC206$14.0K0.00%−126−38.0%Reduced
Millburn Ridgefield Corp272$18.0K0.00%+272New
Catalyst Capital Advisors LLC272$18.0K0.00%+272New
Hanson & Doremus Investment Management300$20.0K0.00%00.0%Unchanged
Umb Bank N A400$26.5K0.00%00.0%Unchanged
US Bancorp404$26.8K0.00%−204−33.6%Reduced
PFS Partners, LLC449$29.7K0.03%00.0%Unchanged
Harbour Investments, Inc.450$29.8K0.00%−50−10.0%Reduced
Central Trust Co500$33.1K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)580$38.4K0.00%+241+71.1%Added
Glen Eagle Advisors, LLC615$40.7K0.01%00.0%Unchanged
North Star Investment Management Corp.625$41.4K0.00%00.0%Unchanged
Natixis Investment Managers International727$48.2K0.00%+305+72.3%Added
West Branch Capital LLC734$48.6K0.03%00.0%Unchanged
PEAK6 Investments LLC747$49.5K0.00%+747New
Baystate Wealth Management LLC836$55.4K0.00%+3+0.4%Added
Ostrum Asset Management837$55.5K0.01%+837New
First Pacific Financial884$58.6K0.03%00.0%Unchanged
Creative Financial Designs Inc895$59.3K0.01%+365+68.9%Added
Concord Wealth Partners904$59.9K0.01%+1+0.1%Added
City State Bank967$64.0K0.04%00.0%Unchanged
Pathway Financial Advisers, LLC994$65.9K0.03%+994New
Column Capital Advisors, LLC1,000$66.3K0.01%00.0%Unchanged
Metropolitan Life Insurance Co1,026$68.0K0.00%+86+9.1%Added
First Financial Corp1,250$82.8K0.05%00.0%Unchanged
St Germain D J Co Inc1,332$88.2K0.00%00.0%Unchanged
Kepos Capital LP1,379$91.0K0.02%−33−2.3%Reduced
Global Retirement Partners, LLC1,500$97.0K0.00%+66+4.6%Added
Ameritas Investment Partners, Inc.1,742$115.4K0.00%+344+24.6%Added
Spire Wealth Management2,335$154.7K0.01%−2,118−47.6%Reduced
Skandinaviska Enskilda Banken AB (publ)2,600$172.0K0.00%−500−16.1%Reduced
Daiwa Securities Group Inc.2,903$192.0K0.00%+1,685+138.3%Added
Public Employees Retirement Association of Colorado2,966$196.0K0.00%−89−2.9%Reduced
Hudson Capital Management LLC3,047$201.8K0.08%00.0%Unchanged
Mutual of America Capital Management LLC3,111$206.1K0.00%−343−9.9%Reduced
Crestwood Advisors Group LLC3,200$212.0K0.01%+3,200New
Winton Group Ltd3,277$217.1K0.02%+3,277New
Mariner, LLC3,509$232.5K0.00%+90+2.6%Added
Ethic Inc.3,619$239.8K0.01%−615−14.5%Reduced
Quantbot Technologies LP3,652$241.9K0.02%−1,338−26.8%Reduced
Tiaa Trust, National Association3,658$242.3K0.00%+3,658New
Handelsbanken Fonder AB3,700$245.0K0.00%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)3,786$250.8K0.00%+1,015+36.6%Added
Two Sigma Investments, LP3,800$251.8K0.00%+3,800New
Trust Co3,840$254.4K0.04%00.0%Unchanged
Wedbush Securities Inc3,934$261.0K0.01%+16+0.4%Added
FMR LLC3,971$263.1K0.00%−8,858−69.0%Reduced
Wealth Enhancement Advisory Services, LLC4,088$270.8K0.00%+4,088New
American Century Companies Inc4,197$278.1K0.00%+4,197New
Glenmede Trust Co NA4,232$280.4K0.00%+92+2.2%Added
Stifel Financial Corp4,400$291.5K0.00%−249−5.4%Reduced
CWM Advisors, LLC4,643$307.6K0.04%+4,643New
Southeast Asset Advisors Inc.4,749$314.6K0.04%00.0%Unchanged
Balyasny Asset Management LLC4,884$323.6K0.00%−17,403−78.1%Reduced
State Board of Administration of Florida Retirement System5,001$331.3K0.00%+20+0.4%Added
Arizona State Retirement System5,034$333.5K0.00%+71+1.4%Added
Teton Advisors, Inc.5,200$344.5K0.11%00.0%Unchanged
Oregon Public Employees Retirement Fund5,244$347.4K0.00%−300−5.4%Reduced
Russell Investments Group, Ltd.5,436$360.1K0.00%−169−3.0%Reduced
Farmers & Merchants Trust Co of Long Beach5,579$369.6K0.11%00.0%Unchanged
Mitchell McLeod Pugh & Williams Inc5,584$369.9K0.11%+10.0%Added
CenterBook Partners LP5,680$376.3K0.05%+5,680New
Teachers Retirement System of the State of Kentucky5,699$378.0K0.00%00.0%Unchanged
Armstrong Advisory Group, Inc5,708$378.2K0.04%00.0%Unchanged
Cambridge Investment Research Advisors, Inc.5,763$382.0K0.00%+5+0.1%Added
Kestra Advisory Services, LLC5,939$393.5K0.00%+5,939New
Occudo Quantitative Strategies LP5,990$396.8K0.05%+5,990New
Steward Partners Investment Advisory, LLC5,994$397.1K0.01%00.0%Unchanged
Guyasuta Investment Advisors Inc6,000$397.5K0.03%00.0%Unchanged
Janney Montgomery Scott LLC6,195$410.0K0.00%−190−3.0%Reduced
Commonwealth Equity Services, LLC6,202$411.0K0.00%−49−0.8%Reduced
Susquehanna International Group, LLP6,446$427.0K0.00%−6,780−51.3%Reduced
Maryland State Retirement & Pension System6,537$433.1K0.01%−352−5.1%Reduced
LPL Financial LLC6,647$440.4K0.00%−72−1.1%Reduced
Blackhill Capital Inc6,666$441.6K0.04%00.0%Unchanged
Voya Investment Management LLC7,165$474.7K0.00%+122+1.7%Added
Citadel Advisors LLC7,275$482.0K0.00%−33,858−82.3%Reduced