Director at California Water (NYSE: CWT) granted 2,816 shares

Rhea-AI Filing Summary

California Water Service Group director Lester A. Snow acquired 2,816 shares of common stock on March 3, 2026 through a restricted stock grant at no cash cost, under the company’s equity incentive plan. This award has a one-year cliff, vesting 100% on the first anniversary of the grant date.

After this grant and an exempt transfer of 9,937 shares, Snow beneficially owns 19,416 shares, which include shares acquired through dividend reinvestment.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Snow Lester A

Role Director

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

Holdings After Transaction: Common Stock — 19,416 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. Amount of securities beneficially owned following reported transaction reflects the transfer of 9,937 shares in a transaction exempt from Section 16 pursuant to Rule 16a-12. The reported 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^*

Snow Lester A

(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	19,416(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. Amount of securities beneficially owned following reported transaction reflects the transfer of 9,937 shares in a transaction exempt from Section 16 pursuant to Rule 16a-12. The reported includes shares acquired through Dividend Reinvestment.

	By: /s/ Michelle R. Mortensen For: Lester Snow	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 CWT director Lester A. Snow report?

Lester A. Snow reported acquiring 2,816 shares of California Water Service Group common stock via a restricted stock grant. The award was made under the company’s equity incentive plan at no cash cost to him on March 3, 2026.

How do the 2,816 CWT shares granted to Lester A. Snow vest?

The 2,816 restricted shares granted to Lester A. Snow vest on a one-year cliff schedule. They vest 100% on the first anniversary of the March 3, 2026 grant date, rather than gradually over multiple periods.

How many CWT shares does Lester A. Snow own after this grant?

Following the reported grant and an exempt transfer, Lester A. Snow beneficially owns 19,416 California Water Service Group shares. This total also includes shares he acquired through the company’s dividend reinvestment program.

Was the CWT stock grant to Lester A. Snow an open-market purchase?

No, the 2,816 CWT shares were granted as restricted stock under an equity incentive plan. The transaction was coded as a grant or award acquisition and carried a reported price of $0.0000 per share, not an open-market purchase.

What exempt transfer of CWT shares is referenced in the filing?

The filing notes that the post-transaction holdings reflect the transfer of 9,937 CWT shares in a transaction exempt from Section 16 under Rule 16a-12. The details of that transfer are referenced only to explain the updated beneficial ownership figure.

Does the CWT Form 4 mention dividend reinvestment for Lester A. Snow?

Yes. The footnote explains that the 19,416 shares beneficially owned after the reported transaction include shares acquired through dividend reinvestment. This clarifies that some of Snow’s holdings came from automatically reinvested dividends.