California Water Service Group (CWT) director receives 2,816-share restricted stock award

Rhea-AI Filing Summary

California Water Service Group director Patricia K. Wagner received a grant of 2,816 shares of restricted common stock on March 3, 2026. The shares were awarded under the company’s equity incentive plan at no purchase price and are subject to a one-year cliff vesting schedule, vesting 100% on the first anniversary of the grant date.

After this award, Wagner directly holds a total of 15,213.8 shares of California Water Service Group common stock, which includes shares previously acquired through dividend reinvestment.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Wagner Patricia K

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	2,816	$0.00	--

Holdings After Transaction: Common Stock — 15,213.8 shares (Direct)

Footnotes (1)

1. Restricted stock granted on 3/3/2026 pursuant to the California Water Service Group equity incentive plan in a transaction exempt under Rule 16-b-3 vests with a one-year cliff vesting term, vesting 100% on the first anniversary of the grant date. Includes shares acquired through Dividend Reinvestment.

Form 4 Insider Transactions: What Each Field Means →

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^*

Wagner Patricia K

(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)

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

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

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	03/03/2026		A		2,816(1)	A	$0.0	15,213.8(2)	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. Restricted stock granted on 3/3/2026 pursuant to the California Water Service Group equity incentive plan in a transaction exempt under Rule 16-b-3 vests with a one-year cliff vesting term, vesting 100% on the first anniversary of the grant date.

2. Includes shares acquired through Dividend Reinvestment.

	By: /s/ Michelle R. Mortensen For: Patricia Wagner	03/05/2026
	** 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.

FAQ

What insider transaction did California Water Service Group (CWT) report for Patricia K. Wagner?

California Water Service Group reported that director Patricia K. Wagner received a grant of 2,816 restricted common shares. The award was made under the company’s equity incentive plan and did not involve any cash purchase of shares by the director.

What are the vesting terms of Patricia K. Wagner’s new restricted stock grant at CWT?

The 2,816 restricted common shares granted to Patricia K. Wagner vest on a one-year cliff schedule. All of the shares are scheduled to vest 100% on the first anniversary of the March 3, 2026 grant date, assuming applicable conditions are satisfied.

How many California Water Service Group shares does Patricia K. Wagner hold after this Form 4 transaction?

Following the restricted stock award, Patricia K. Wagner directly holds a total of 15,213.8 California Water Service Group common shares. This total includes shares accumulated previously through dividend reinvestment, as noted in the Form 4 footnotes.

Did Patricia K. Wagner buy or sell any California Water Service Group (CWT) shares for cash?

The reported transaction reflects an equity award, not a market purchase or sale for cash. Wagner received 2,816 restricted shares as a grant under the equity incentive plan, with no price paid per share in this Form 4 filing.

Under what plan was Patricia K. Wagner’s restricted stock in CWT granted?

The restricted stock granted to Patricia K. Wagner was issued under the California Water Service Group equity incentive plan. The Form 4 notes the transaction is exempt under Rule 16b-3 and specifies the one-year cliff vesting structure for the award.