Cal Water VP has 81 shares withheld for tax

CWT’s Vice President, Engineering had 81 shares withheld to cover taxes on vesting restricted stock awards, with no open-market buying or selling reported.

Rhea-AI Filing Summary

CALIFORNIA WATER SERVICE GROUP (CWT) reported that Todd Kenneth Peters, Vice President, Engineering, surrendered a total of 81 shares of common stock on September 4 and September 5, 2026, at about $50.03 per share. The shares were withheld by the issuer solely to satisfy tax withholding obligations from vesting restricted stock awards granted in June 2024 and March 2025, and no open-market trades were reported. No Rule 10b5-1 trading plan is reported.

Insider Trade Summary

Tax Withholding: 81 shares

Tax Withholding 2 txns

Insider Peters Todd Kenneth

Role Vice President, Engineering

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F2	40	$50.03	$2K
Tax Withholding	Common Stock F1	41	$50.03	$2K

Holdings After Transaction: Common Stock — 8,258.929 shares (Direct)

Footnotes (2)

1. F1. Represents the number of shares withheld and surrendered to the issuer to satisfy the tax withholding obligations that arose in connection with the vesting of Restricted Stock (RSA) Award granted on March 4,2025
2. F2. Represents the number of shares withheld and surrendered to the issuer to satisfy the tax withholding obligations that arose in connection with the vesting of Restricted Stock (RSA) Award granted on June 5, 2024.

Key Figures

Shares withheld September 4, 2026: 41 shares Shares withheld September 5, 2026: 40 shares Total shares withheld for tax: 81 shares +1 more

4 metrics

Shares withheld September 4, 2026 41 shares Common stock surrendered to issuer to satisfy tax withholding on vesting restricted stock award granted June 5, 2024

Shares withheld September 5, 2026 40 shares Common stock surrendered to issuer to satisfy tax withholding on vesting restricted stock award granted March 4, 2025

Total shares withheld for tax 81 shares Aggregate shares delivered or withheld to pay tax obligations from vesting restricted stock awards

Per-share valuation $50.03 per share Valuation applied to both tax withholding share dispositions

Key Terms

Restricted Stock (RSA) Award, tax withholding obligations

2 terms

Restricted Stock (RSA) Award financial

"in connection with the vesting of Restricted Stock (RSA) Award granted on June 5, 2024"

tax withholding obligations financial

"satisfy the tax withholding obligations that arose in connection with the vesting"

FAQ

What insider activity did CWT report for Vice President, Engineering Todd Kenneth Peters?

CWT reported that Todd Kenneth Peters had 81 shares of common stock withheld on September 4 and 5, 2026. These shares were surrendered to the issuer to satisfy tax withholding obligations arising from the vesting of restricted stock awards.

How many CWT shares were involved in the latest Form 4 for CWT?

The Form 4 for CWT shows 81 shares of common stock were withheld and surrendered to the issuer. One transaction covered 41 shares on September 4, 2026, and another covered 40 shares on September 5, 2026, both to satisfy tax withholding obligations.

At what price were the CWT shares valued for the insider tax withholding transactions?

Both tax withholding transactions for CWT common stock were valued at approximately $50.03 per share. This price was used in connection with shares withheld and surrendered to the issuer to cover the reporting officer’s tax withholding obligations upon vesting of restricted stock.

Were the CWT insider transactions open-market sales or tax-related withholdings?

The CWT insider transactions were tax-related withholdings, not open-market sales. The 81 shares reported were withheld and surrendered to the issuer solely to satisfy tax withholding obligations arising from the vesting of restricted stock awards.

Which equity awards caused the CWT tax withholding share dispositions?

The tax withholding share dispositions for CWT arose from the vesting of Restricted Stock (RSA) Awards. One award was granted on June 5, 2024, and the other on March 4, 2025, and their vesting triggered the tax obligations paid in shares.

Was a Rule 10b5-1 trading plan involved in the latest CWT Form 4 transactions?

No. The latest CWT Form 4 for Vice President, Engineering Todd Kenneth Peters indicates no Rule 10b5-1 trading plan was reported in connection with these tax withholding share dispositions.

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Available on EDGAR 09/08/2026 - 04:36 PM Accepted by SEC EDGAR 09/08/2026 - 04:36 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^*

Peters Todd Kenneth

(Last) (First) (Middle)

1720 NORTH FIRST STREET

(Street)

SAN JOSE CALIFORNIA 95112

(City) (State) (Zip)

UNITED STATES

(Country)

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)
	Vice President, Engineering

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/04/2026

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	09/04/2026		F		41(1)	D	$50.03	8,298.929	D
Common Stock	09/05/2026		F		40(2)	D	$50.03	8,258.929	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 and surrendered to the issuer to satisfy the tax withholding obligations that arose in connection with the vesting of Restricted Stock (RSA) Award granted on March 4,2025

2. Represents the number of shares withheld and surrendered to the issuer to satisfy the tax withholding obligations that arose in connection with the vesting of Restricted Stock (RSA) Award granted on June 5, 2024.

	By: /s/ Michelle R. Mortensen For: Todd K Peters	09/08/2026
	** 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)