MIDDLESEX WATER CO (MSEX) Institutional Ownership and Insiders Activity

MIDDLESEX WATER CO (MSEX) is widely held by institutional investors, with 219 firms reporting positions valued at approximately $872.29M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Blackrock, Inc. is the largest disclosed holder, reporting approximately $176.03M in MSEX holdings in its latest filing.

Recent insider activity includes 2 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.

Institutional Holders

219

Total Reported Value

$872.29M

Largest Holder

Blackrock, Inc.

Largest Position

$176.03M

Insider Transactions (90d)

2

Latest Filing Quarter

Q2 2026

New Institutional Positions

33

Funds Exiting Positions

33