CWT VP gets stock award, shares withheld for taxes

California Water Service Group executive Kenneth G. Jenkins, VP Water Resources Planning & Sustainability, reported several equity transactions in company common stock.

Rhea-AI Filing Summary

California Water Service Group executive Kenneth G. Jenkins, VP Water Resources Planning & Sustainability, reported several equity transactions in company common stock. On March 7, 2026, he acquired 548 shares at $0.00 per share through a grant/award.

On the same date, 281 shares and 33 shares were disposed of at $45.59 per share, and on March 5, 2026 another 42 shares were disposed of at $45.78 per share. Footnotes state these dispositions represent shares withheld and surrendered to the issuer to satisfy tax withholding obligations tied to the vesting of a Restricted Stock Award and a Performance Stock Unit award.

Following these transactions, Jenkins directly owned 5,329 shares of California Water Service Group common stock.

Insider Trade Summary

4 transactions reported

Mixed 4 txns

Insider Jenkins Kenneth G

Role VP Water Res Plan & Sustain

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	548	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	281	$45.59	$13K
Exercise Price or Tax Liability	Common Stock	33	$45.59	$2K
Exercise Price or Tax Liability	Common Stock	42	$45.78	$2K

Holdings After Transaction: Common Stock — 5,329 shares (Direct)

Footnotes (3)

1. F1. Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock Award (RSA)
2. F2. The reporting person was granted a Performance Stock Unit (PSU) award on 3/7/2023. The PSU vested in full based on the satisfaction of certain performance criteria approved by the Board of Directors. The performance criteria was met resulting in 46% payout of the original goal
3. F3. Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of a Performance Stock Unit (PSU) Award.

FAQ

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

What insider transactions did CWT executive Kenneth Jenkins report on this Form 4?

Kenneth Jenkins reported receiving a 548-share common stock grant and several related share disposals used for tax withholding. These disposals involved delivering shares back to the issuer rather than open-market sales, according to the detailed transaction codes and footnotes.

How many California Water Service Group (CWT) shares did Kenneth Jenkins receive as an award?

Jenkins received an award of 548 shares of California Water Service Group common stock on March 7, 2026. The Form 4 describes this as a grant or award acquisition at $0.00 per share, consistent with typical equity compensation for company executives.

Were the share dispositions by CWT executive Kenneth Jenkins open-market sales?

No, the Form 4 states the dispositions coded “F” were tax-withholding events. Shares, including 281 and 33 at $45.59, and 42 at $45.78, were withheld and surrendered to the issuer to cover tax obligations from vesting awards.

What is Kenneth Jenkins’ CWT share ownership after these Form 4 transactions?

After the reported transactions, Kenneth Jenkins directly held 5,329 shares of California Water Service Group common stock. This figure reflects the net result of the stock award and the shares withheld to satisfy associated tax liabilities on vesting equity awards.

What equity awards are referenced in Kenneth Jenkins’ CWT Form 4 footnotes?

The footnotes reference a Restricted Stock Award (RSA) and a Performance Stock Unit (PSU) grant from March 7, 2023. The PSU vested in full based on performance criteria, resulting in a 46% payout of the original goal approved by the Board of Directors.

How were tax obligations handled for Kenneth Jenkins’ vested CWT equity awards?

The Form 4 explains that certain shares were withheld and surrendered to California Water Service Group to satisfy tax withholding obligations. These include shares tied to the vesting of both a Restricted Stock Award and a Performance Stock Unit award granted earlier.

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

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Accepted by SEC EDGAR 03/09/2026 - 06:09 PM 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^*

Jenkins Kenneth G

(Last) (First) (Middle)

1720 NORTH FIRST STREET

(Street)

SAN JOSE CA 95112

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CALIFORNIA WATER SERVICE GROUP [ CWT ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP Water Res Plan & Sustain

3. Date of Earliest Transaction (Month/Day/Year)
03/05/2026

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	03/05/2026		F		42(1)	D	$45.78	5,095	D
Common Stock	03/07/2026		A		548(2)	A	$0.0	5,643	D
Common Stock	03/07/2026		F		281(3)	D	$45.59	5,362	D
Common Stock	03/07/2026		F		33(1)	D	$45.59	5,329	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. Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock Award (RSA)

2. The reporting person was granted a Performance Stock Unit (PSU) award on 3/7/2023. The PSU vested in full based on the satisfaction of certain performance criteria approved by the Board of Directors. The performance criteria was met resulting in 46% payout of the original goal

3. Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of a Performance Stock Unit (PSU) Award.

	By: /s/ Michelle R. Mortensen For: Kenneth G Jenkins	03/09/2026
	** 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.
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