Middlesex Water Company (MSEX) Institutional Ownership & Insider Trading

226 institutions reported holding Middlesex Water Company shares in 13F filings for the quarter ended 2026-06-30, according to EquiReason's reading of their SEC filings. 5 insider trades on Form 4 since 2025-10-01.

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

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Utilities - Regulated Water · Utilities

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Market cap: 1.1B
P/E TTM: 21.6
Dividend yield: 2.5%
52-week: —
Next earnings: 29 Oct, in 5 days

Institutions · all 13F filers

quarter to 30 Jun 2026 · filers in both quarters

226 institutions held 83.3% of the shares. Across filers that reported both quarters, shares held changed +2.3%.

Largest moves, shares (millions)

Institutional flow by quarter

net shares added or trimmed, millions · filers in both quarters

Quarter	Holders	Shares held, M	Change	Increased	New	Decreased	Closed
Jun 26	226	16	+2.3%	78	22	51	15
Mar 26	220	15	-2.6%	59	26	60	12
Dec 25	199	15	+8.7%	54	13	71	26
Sep 25	210	14	+5.3%	74	19	49	24
Jun 25	214	14	-1.4%	73	20	52	19
Mar 25	213	14	+1.9%	48	27	74	23
Dec 24	208	13	-2.3%	60	18	49	12
Sep 24	195	14	+2.9%	38	19	68	18

Middlesex Water Company — questions

Who owns Middlesex Water Company stock?: 226 institutions reported Middlesex Water Company shares in 13F filings for the quarter ended 2026-06-30. The largest: BlackRock, Inc. (16.6%), T. Rowe Price Investment Management, Inc. (9.3%), NEUBERGER BERMAN GROUP LLC (8.5%).
Are Middlesex Water Company insiders buying or selling?: 5 insider trades on Form 4 since 2025-10-01; the full list, with dates, people and plan status, is on this page.

Every figure on this page comes from Middlesex Water Company's own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.

Important information. Figures on this page are taken from filings submitted to the U.S. Securities and Exchange Commission (SEC) and processed automatically by EquiReason. They may contain errors, omissions or delays, and EquiReason makes no representation or warranty as to their accuracy, completeness or timeliness. Always verify figures against the original filing on SEC EDGAR before relying on them.

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