MSEX · NASDAQ · Regulated Water

Middlesex Water

A dual-state regulated water utility founded in 1897, serving customers across New Jersey and Delaware.

$57.66
After-hours close−0.79 (−1.35%)
At close$58.45(+1.02%)

Breakdown13F · Form 4

Institutions 90.69%17.09M sharesInsiders 1.43%270.2K sharesOther 7.88%1.48M shares

Shares outstanding 18.84M · Float 18.32M · 97.2% free float

Top shareholders13F · 13D/G · Form 4

HolderShares% outstandingFormFiled
BlackRock, Inc.3.13M16.63%13FAug 7, 2026
T. Rowe Price Investment Management, Inc.1.75M9.27%13FAug 14, 2026
Neuberger Berman Group LLC1.60M8.51%13FAug 13, 2026
Morgan Stanley1.10M5.85%13FAug 13, 2026
Vanguard Capital Management LLC802.3K4.26%13FAug 13, 2026

Institutions13F, as of Jun 30, 2026

229 holders · 17.09M shares · 31 new positions · 124 increased · 52 reduced · 27 closed

HolderShares% outstandingChg q/qFiled
BlackRock, Inc.3.13M16.63%+117.9KAug 7, 2026
T. Rowe Price Investment Management, Inc.1.75M9.27%+4.5KAug 14, 2026
Neuberger Berman Group LLC1.60M8.51%+54.2KAug 13, 2026
Morgan Stanley1.10M5.85%−5.9KAug 13, 2026
Vanguard Capital Management LLC802.3K4.26%−25.6KAug 13, 2026
State Street Corp798.2K4.24%+54.2KAug 7, 2026
Vanguard Portfolio Management LLC513.8K2.73%+25.7KAug 13, 2026
Geode Capital Management, LLC500.6K2.66%+30.6KAug 12, 2026

Beneficial owners13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
BlackRock, Inc.16.10%2.98M13GApr 24, 2026
T. Rowe Price Investment Management, Inc.9.10%1.64M13GNov 14, 2025
Neuberger Berman Group LLC5.60%1.01M13GOct 14, 2025
Vanguard Capital Management5.18%961.1K13GApr 30, 2026

InsidersForm 4

InsiderRoleShares% outstandingFiled
Joshua Bershaddirector223.8K1.19%Aug 12, 2026
Dennis W. Dolldirector20.1K0.11%Apr 1, 2025
Nadine Duchemin-Leslieofficer: President, CEO7.1K0.04%Mar 3, 2026
Lorrie Beth Ginegawofficer: VP, Human Resources4.0K0.02%Aug 7, 2026
Kim C. Hanemanndirector3.4K0.02%Apr 1, 2026
Steven M. Kleindirector3.3K0.02%Apr 1, 2026
Robert K. Fullagarofficer: President-NJ Operations1.3K0.01%Apr 1, 2026
Georgia M. Simpsonofficer: VP-IT1.1K0.01%Apr 1, 2026
Jay L. Kooperofficer: VP, Gen. Counsel & Secretary8780.00%Apr 1, 2026
James F. Jr. Cosgrovedirector8650.00%Apr 1, 2026

18 people have not refiled in the last 18 months (171.6K shares), so they are not in the figure above

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Aug 7, 2026
Lorrie Beth Ginegawofficer: VP, Human Resources
Sale615$57.613,978
Mar 4, 2026
Walter G. Reinharddirector
Sale300$55.216,051
Feb 27, 2026
Robert N. Hoglunddirector
Purchase2,000$54.312,000
Feb 25, 2026
Robert John Capkoofficer: PAO & Controller
Sale134$54.040
Nov 18, 2025
Lorrie Beth Ginegawofficer: VP-HR
Sale650$50.923,709

CongressHouse and Senate disclosures

Not reported.