Middlesex Water director receives 865-share stock award

McKoy Vaughn L reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

McKoy Vaughn L reported acquisition or exercise transactions in this Form 4 filing.

Middlesex Water director Vaughn L. McKoy received a stock award of 865 shares of Common Stock (Book) on April 1, 2026. The award is recorded at $52.05 per share, based on the March 31, 2026 closing price under the company’s Outside Director Stock Compensation Plan.

After this grant, McKoy directly holds 865 Book-entry shares and 2,693 Common Stock (Street) shares, reflecting his current reported direct ownership position.

Insider Trade Summary

Grant/Award: 865 shares

Grant/Award 2 txns

Insider McKoy Vaughn L

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock (Book)	865	$52.05	$45K
holding	Common Stock (Street)	--	--	--

Holdings After Transaction: Common Stock (Book) — 865 shares (Direct); Common Stock (Street) — 2,693 shares (Direct)

Footnotes (1)

1. F1. Price as of close of business March 31, 2026, in accordance with the provision of the Issuer's Outside Director Stock Compensation Plan.

Key Figures

Stock award size: 865 shares Reference share price: $52.05 per share Book shares after grant: 865 shares +1 more

4 metrics

Stock award size 865 shares Common Stock (Book) grant on April 1, 2026

Reference share price $52.05 per share Closing price on March 31, 2026 for award valuation

Book shares after grant 865 shares Total Common Stock (Book) directly held after transaction

Street shares holding 2,693 shares Common Stock (Street) directly held as reported

Key Terms

Outside Director Stock Compensation Plan, Common Stock (Book), Common Stock (Street), Grant, award, or other acquisition

4 terms

Outside Director Stock Compensation Plan financial

"in accordance with the provision of the Issuer's Outside Director Stock Compensation Plan"

Common Stock (Book) financial

"security_title: Common Stock (Book)"

Common Stock (Street) financial

"security_title: Common Stock (Street)"

Grant, award, or other acquisition financial

"transaction_code_description: Grant, award, or other acquisition"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Middlesex Water (MSEX) director Vaughn L. McKoy report in this Form 4?

Director Vaughn L. McKoy reported receiving a grant of 865 shares of Middlesex Water Common Stock (Book) on April 1, 2026. The grant reflects compensation under the company’s Outside Director Stock Compensation Plan using the March 31, 2026 closing share price.

How many Middlesex Water (MSEX) shares did Vaughn L. McKoy receive and at what price?

Vaughn L. McKoy received 865 shares of Middlesex Water Common Stock (Book), valued at $52.05 per share. That reference price equals the closing market price on March 31, 2026, as specified by the Outside Director Stock Compensation Plan.

Is Vaughn L. McKoy’s Middlesex Water (MSEX) Form 4 transaction a market purchase or a stock award?

The Form 4 shows a stock award, not a market purchase. The transaction code is A, described as a grant, award, or other acquisition, and it arises from the Outside Director Stock Compensation Plan rather than open-market buying.

What are Vaughn L. McKoy’s reported Middlesex Water (MSEX) share holdings after this filing?

After the reported transactions, Vaughn L. McKoy directly holds 865 shares of Common Stock (Book) and 2,693 shares of Common Stock (Street). These positions represent his directly owned Middlesex Water shares as reported in this Form 4.

How was the share value determined for Vaughn L. McKoy’s Middlesex Water (MSEX) stock award?

The share value of $52.05 per Middlesex Water share comes from the March 31, 2026 closing price. The footnote states this pricing follows the provisions of the company’s Outside Director Stock Compensation Plan.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/01/2026 - 09:12 AM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

McKoy Vaughn L

(Last) (First) (Middle)

485C ROUTE ONE SOUTH

SUITE 400

(Street)

ISELIN NEW JERSEY 08830

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
MIDDLESEX WATER CO [ MSEX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock (Book)	04/01/2026		A		865	A	$52.05(1)	865	D
Common Stock (Street)								2,693	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Price as of close of business March 31, 2026, in accordance with the provision of the Issuer's Outside Director Stock Compensation Plan.

Remarks:

	/s/Jay L. Kooper, Power of Attorney for Vaughn L. McKoy	04/01/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)