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Who owns Middlesex Water (MSEX) stock

219 funds reported Middlesex Water (MSEX) shares in their latest 13F filings, worth $949M in all. The largest holder is BlackRock ($176M). Last quarter 106 funds added to their stakes and 68 cut them.

Largest holders of MSEX (13F)Largest holders of MSEX (13F)BlackRock$176MT. Rowe Price Investment Manageme…$98.1MNeuberger Berman Group LLC$90.1MVanguard Group$70.5MMorgan Stanley$61.9MVanguard Capital Management LLC$45.1MState Street$44.8MVanguard Portfolio Management LLC$28.9MGeode Capital Management, LLC$28.1MLegal & General Group$24.6M

Largest holders (13F)

FundSharesValueChangeQuarter
BlackRock3,134,461$176Mincrease2026-06-30
T. Rowe Price Investment Management1,746,560$98.1Mincrease2026-06-30
Neuberger Berman Group LLC1,604,067$90.1Mincrease2026-06-30
Vanguard Group1,398,851$70.5Mincrease2025-12-31
Morgan Stanley1,101,704$61.9Mdecrease2026-06-30
Vanguard Capital Management LLC802,323$45.1Mdecrease2026-06-30
State Street798,240$44.8Mincrease2026-06-30
Vanguard Portfolio Management LLC513,809$28.9Mincrease2026-06-30
Geode Capital Management, LLC500,555$28.1Mincrease2026-06-30
Legal & General Group437,504$24.6Mincrease2026-06-30
Dimensional Fund Advisors LP348,430$19.6Mincrease2026-06-30
Invesco280,212$15.7Mdecrease2026-06-30
Ledgewood Wealth Advisors, LLC244,989$13.0Mdecrease2026-09-30
Northern Trust222,747$12.5Mincrease2026-06-30
TSP Capital Management Group, LLC221,590$11.7Mincrease2026-09-30

Middlesex Water's latest quarter

Middlesex Water, Q3 2026: revenue $60.2M (+11% year over year), operating margin 37.0%, net earnings $18.0M, operating cash flow $22.9M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most MSEX stock?

By the latest 13F filings: BlackRock ($176M); T. Rowe Price Investment Management ($98.1M); Neuberger Berman Group LLC ($90.1M); Vanguard Group ($70.5M); Morgan Stanley ($61.9M).

What is the short interest in MSEX?

730,973 shares were sold short at the 2026-10-15 settlement, -9.57% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.