California Water (NYSE: CWT) grants 1,650 shares, withholds 137 for tax

Q: How many CWT shares did Thomas Scanlon acquire in the new award?

He acquired 1,650 shares of restricted common stock at $0.00 per share as a grant. The award was issued under California Water Service Group’s equity incentive plan and is treated as a non-open-market, compensatory acquisition rather than a typical stock purchase transaction.

Q: What is the vesting schedule for Thomas Scanlon’s 1,650 CWT restricted shares?

One-third of the 1,650 restricted shares vests on March 3, 2027 . The remaining two-thirds vest in installments, with shares vesting quarterly over the succeeding 24 months , gradually converting the restricted stock into fully vested common shares over that period.

Q: Why were 137 CWT shares surrendered by Thomas Scanlon?

137 shares were withheld and surrendered to the issuer to satisfy tax withholding obligations. These obligations arose from the vesting of a Restricted Stock Award granted on March 4, 2025, making this a tax-withholding disposition rather than an open-market sale of shares.

Q: Is Thomas Scanlon’s Form 4 for CWT an open-market stock trade?

No, the Form 4 shows compensation-related transactions , not open-market trading. It reflects a grant of 1,650 restricted shares at no cost and the withholding of 137 shares to cover tax obligations from the vesting of an earlier restricted stock award.

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

California Water Service Group officer Thomas A. Scanlon reported routine equity compensation changes in company stock. On March 3, 2026, he acquired 1,650 shares of restricted common stock at $0.00 per share under the company’s equity incentive plan, labeled as a grant or award.

According to the terms, one-third of this restricted stock vests on March 3, 2027, with the remaining two-thirds vesting quarterly over the following 24 months. On March 4, 2026, 137 shares were withheld and surrendered to the issuer at $46.99 per share to satisfy tax withholding obligations from a prior restricted stock award vesting. After these transactions, he directly held about 5,521.135 shares, including shares accumulated through dividend reinvestment and the employee stock purchase plan.

Insider Trade Summary

Net Buyer: 1,513 shares

Net Buy 2 txns

Insider Scanlon Thomas A

Role Corporate Controller & PAO

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	137	$46.99	$6K
Grant/Award	Common Stock	1,650	$0.00	$0.00

Holdings After Transaction: Common Stock — 5,521.135 shares (Direct)

Footnotes (3)

F1. 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 one-third on March 3, 2027, and with the remaining 2/3 vesting quarterly over the succeeding 24 months.
F2. Includes shares acquired through Dividend Reinvestment and Employee Stock Purchase Plan
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 March 4,2025

FAQ

What did CWT officer Thomas Scanlon report in this Form 4?

He reported a routine equity grant and related tax withholding. Scanlon received 1,650 restricted shares of California Water Service Group common stock, and 137 shares were withheld and surrendered to the issuer to cover tax obligations from an earlier restricted stock vesting.

How many CWT shares did Thomas Scanlon acquire in the new award?

He acquired 1,650 shares of restricted common stock at $0.00 per share as a grant. The award was issued under California Water Service Group’s equity incentive plan and is treated as a non-open-market, compensatory acquisition rather than a typical stock purchase transaction.

What is the vesting schedule for Thomas Scanlon’s 1,650 CWT restricted shares?

One-third of the 1,650 restricted shares vests on March 3, 2027. The remaining two-thirds vest in installments, with shares vesting quarterly over the succeeding 24 months, gradually converting the restricted stock into fully vested common shares over that period.

Why were 137 CWT shares surrendered by Thomas Scanlon?

137 shares were withheld and surrendered to the issuer to satisfy tax withholding obligations. These obligations arose from the vesting of a Restricted Stock Award granted on March 4, 2025, making this a tax-withholding disposition rather than an open-market sale of shares.

How many CWT shares does Thomas Scanlon hold after these transactions?

Following the reported grant and tax-withholding disposition, Thomas Scanlon directly holds about 5,521.135 shares of California Water Service Group common stock. This total includes shares accumulated through the company’s Dividend Reinvestment program and its Employee Stock Purchase Plan.

Is Thomas Scanlon’s Form 4 for CWT an open-market stock trade?

No, the Form 4 shows compensation-related transactions, not open-market trading. It reflects a grant of 1,650 restricted shares at no cost and the withholding of 137 shares to cover tax obligations from the vesting of an earlier restricted stock award.

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 03/05/2026 - 08:24 PM

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

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)
	Corporate Controller & PAO

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	03/03/2026		A		1,650⁽¹⁾	A	$0.0	5,658.135⁽²⁾	D
Common Stock	03/04/2026		F		137⁽³⁾	D	$46.99	5,521.135	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

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 one-third on March 3, 2027, and with the remaining 2/3 vesting quarterly over the succeeding 24 months.

2. Includes shares acquired through Dividend Reinvestment and Employee Stock Purchase Plan

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 March 4,2025

	By: /s/ Michelle R. Mortensen For: Thomas A Scanlon	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.

Source: View Original Filing on SEC EDGAR