Cal Water VP has 60 shares withheld for tax

Rhea-AI Filing Summary

CALIFORNIA WATER SERVICE GROUP (CWT) reported that Thomas A. Scanlon, VP, Corporate Controller & PAO, had a total of 60 shares of common stock withheld in two transactions on September 4 and 5, 2026, to satisfy tax withholding obligations arising from the vesting of Restricted Stock (RSA) awards. One footnote also states that his holdings include shares acquired through the Employee Stock Purchase Program (ESPP). No Rule 10b5-1 trading plan is reported.

Insider Trade Summary

Tax Withholding: 60 shares

Tax Withholding 2 txns

Insider Scanlon Thomas A

Role VP, Corporate Controller & PAO

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F3	30	$50.03	$2K
Tax Withholding	Common Stock F1, F2	30	$50.03	$2K

Holdings After Transaction: Common Stock — 5,690.277 shares (Direct)

Footnotes (3)

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. Includes shares acquired through the Employee Stock Purchase Program (ESPP).
3. F3. 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 for taxes on September 4, 2026: 30 shares Shares withheld for taxes on September 5, 2026: 30 shares Per-share value used for tax-withholding dispositions: $50.03 per share +1 more

4 metrics

Shares withheld for taxes on September 4, 2026 30 shares Common stock withheld and surrendered to issuer for RSA tax withholding

Shares withheld for taxes on September 5, 2026 30 shares Common stock withheld and surrendered to issuer for RSA tax withholding

Per-share value used for tax-withholding dispositions $50.03 per share Both 30-share code F transactions on September 4 and 5, 2026

Total shares withheld for tax obligations 60 shares Sum of the two code F transactions reported

Key Terms

Restricted Stock (RSA) Award, Employee Stock Purchase Program (ESPP), tax withholding obligations

3 terms

Restricted Stock (RSA) Award financial

"arose in connection with the vesting of Restricted Stock (RSA) Award"

Employee Stock Purchase Program (ESPP) financial

"Includes shares acquired through the Employee Stock Purchase Program (ESPP)."

tax withholding obligations financial

"to satisfy the tax withholding obligations that arose in connection"

FAQ

What insider transaction did CWT report for Thomas A. Scanlon?

CWT reported that Thomas A. Scanlon had 60 shares of common stock withheld in two transactions on September 4 and 5, 2026, to satisfy tax withholding obligations from vesting Restricted Stock (RSA) awards.

How many CWT shares were involved in each transaction for Thomas A. Scanlon?

Each transaction involved 30 shares of CWT common stock, one on September 4, 2026 and another on September 5, 2026, for a total of 60 shares withheld to cover tax withholding obligations on RSA vesting.

What price per share was reported for the CWT insider tax-withholding transactions?

Both tax-withholding transactions for Thomas A. Scanlon used a reported value of $50.03 per share for the 30-share dispositions on September 4 and 5, 2026.

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

The Form 4 states they were code F transactions, meaning shares were withheld and surrendered to the issuer to pay tax liabilities arising from the vesting of Restricted Stock (RSA) awards, not open-market sales.

Does the Form 4 for CWT mention an Employee Stock Purchase Program for Thomas A. Scanlon?

Yes. A footnote states that his reported holdings include shares acquired through the Employee Stock Purchase Program (ESPP), indicating part of his position comes from ESPP participation.

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

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Available on EDGAR 09/08/2026 - 04:38 PM Accepted by SEC EDGAR 09/08/2026 - 04:38 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^*

Scanlon Thomas A

(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)
	VP, Corporate Controller & PAO

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		30(1)	D	$50.03	5,720.277(2)	D
Common Stock	09/05/2026		F		30(3)	D	$50.03	5,690.277	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. Includes shares acquired through the Employee Stock Purchase Program (ESPP).

3. 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: Thomas A Scanlon	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)