[Form 4] CHESAPEAKE UTILITIES CORP Insider Trading Activity

Rhea-AI Filing Summary

Chesapeake Utilities Corporation (CPK)11/20/2025, the reporting person sold 1,000 shares of common stock in a broker open market sale at a price of $137.0794 per share. After this sale, the insider directly beneficially owned 11,916 shares of common stock and held an additional 182 shares indirectly through a 401(k) plan.

The filing notes that some of the reported holdings increased since the prior filing through reinvestment of dividends under Chesapeake Utilities Corporation's dividend reinvestment and direct stock purchase plans, including dividend-based acquisitions of common shares and deferred stock units that are to be settled one-for-one in common stock.

11/24/2025 - 02:00 PM

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^*

Sylvester Jeffery S

(Last) (First) (Middle)

500 ENERGY LANE

(Street)

DOVER DE 19901

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CHESAPEAKE UTILITIES CORP [ CPK ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Senior VP & COO

3. Date of Earliest Transaction (Month/Day/Year)
11/20/2025

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

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

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

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	11/20/2025		S		1,000(1)	D	$137.0794	11,916(2)(3)	D
Common Stock								182(4)	I	401k Plan

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. Broker open market sale on behalf of the reporting individual.

2. Includes 44 shares for the reporting person that were acquired since last filing through reinvestment of dividends under Chesapeake Utilities Corporation's Dividend Reinvestment and Direct Stock Purchase Plan.

3. Includes 10,073 deferred stock units of which 155 were acquired for the reporting person since the last filing through reinvestment of dividends pursuant to a dividend reinvestment plan. Deferred stock units will be settled on a one-for-one basis in common stock.

4. Includes 3 shares for the reporting person that were acquired since last filing through reinvestment of dividends pursuant to a dividend reinvestment plan.

Remarks:

	Beth W. Cooper, by Power of Attorney	11/24/2025
	** 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.

FAQ

What insider transaction did Chesapeake Utilities (CPK) report on this Form 4?

The Form 4 reports that an officer who is Senior VP & COO sold 1,000 shares of Chesapeake Utilities common stock on 11/20/2025 in a broker open market sale.

At what price were the Chesapeake Utilities (CPK) shares sold in the reported transaction?

The reported transaction was a broker open market sale of 1,000 shares of Chesapeake Utilities common stock at a price of $137.0794 per share.

How many Chesapeake Utilities (CPK) shares does the insider own after the sale?

Following the reported sale, the insider directly owned 11,916 shares of Chesapeake Utilities common stock and held 182 shares indirectly through a 401(k) plan.

Who is the reporting person for this Chesapeake Utilities (CPK) Form 4 filing?

The Form 4 is signed "Beth W. Cooper, by Power of Attorney," and indicates the reporting person is an officer of Chesapeake Utilities serving as Senior VP & COO.

How did dividend reinvestment affect the insider holdings in Chesapeake Utilities (CPK)?

The filing states that the insider's totals include shares and deferred stock units acquired since the last filing through reinvestment of dividends under Chesapeake Utilities' dividend reinvestment and direct stock purchase plans.

What are the deferred stock units mentioned in the Chesapeake Utilities (CPK) Form 4?

The Form 4 explains that the insider's holdings include 10,073 deferred stock units, and that these deferred stock units will be settled on a one-for-one basis in common stock.

Is this Chesapeake Utilities (CPK) Form 4 filed for one or multiple reporting persons?

The Form 4 indicates that it is a Form filed by one reporting person, not by more than one reporting person.