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Ouyang Elissa Y

Disclosed activity across 1 company

Tapewire entity
40639
SEC CIK
0001668263

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
CALIFORNIA WATER SERVICE GROUPCWT · Entity 4212VP Facilities Fleet Procure ITSeptember 04, 2026September 08, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

CALIFORNIA WATER SERVICE GROUP

Report date September 04, 2026 · Filed September 08, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect14,805.45 Ending reported balance After 2026-09-05 transaction · row 2
2 source rows · reconciled sequence

Row 1 · 2026-09-04 · Tax withholding · Disposed 68 · Balance 14,871.45

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

Row 2 · 2026-09-05 · Tax withholding · Disposed 66 · Balance 14,805.45

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.

Filing footnotes · ownership attribution and instrument terms

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

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.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
December 01, 2018 Filed Dec 4, 2018 17:46 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 57 $45.72 $2,606.04
Disclosure

SEC source: 0001214659-18-007481 · marketforms-43403.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,983

F1 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock (RSA) Award #363.

Read SEC document
November 28, 2018 Filed Nov 30, 2018 21:09 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 48 $46.58 $2,235.84
Disclosure

SEC source: 0001214659-18-007413 · marketforms-43345.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,040

F1 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock (RSA) Award #400.

Read SEC document
September 01, 2018 Filed Sep 4, 2018 17:17 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 57 $41.15 $2,345.55
Disclosure

SEC source: 0001214659-18-005867 · marketforms-42832.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,088

F1 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock (RSA) Award #363.

Read SEC document
August 28, 2018 Filed Aug 30, 2018 17:05 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 49 $40.25 $1,972.25
Disclosure

SEC source: 0001214659-18-005814 · marketforms-42808.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,145

F1 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock (RSA) Award #400.

Read SEC document
June 01, 2018 Filed Jun 4, 2018 22:19 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 56 $40.00 $2,240.00
Disclosure

SEC source: 0001214659-18-004257 · marketforms-42213.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,194

F1 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock (RSA) Award #363.

Read SEC document
May 28, 2018 Filed May 30, 2018 19:43 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 47 $40.75 $1,915.25
Disclosure

SEC source: 0001214659-18-004169 · marketforms-42143.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,250

F1 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock (RSA) Award #400.

Read SEC document
March 06, 2018 Filed Mar 9, 2018 00:52 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 1,173 $35.40 $41,524.20
Disclosure

SEC source: 0001214659-18-001973 · marketforms-41349.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,297

Read SEC document
March 01, 2018 Filed Mar 2, 2018 22:52 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 65 $37.95 $2,466.75
Disclosure

SEC source: 0001214659-18-001752 · marketforms-41221.xml · nonDerivative · entry 2

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,124

F2 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock Award (RSA) Award #363.

Read SEC document
February 28, 2018 Filed Mar 2, 2018 22:52 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 221 $37.95 $8,386.95
Disclosure

SEC source: 0001214659-18-001752 · marketforms-41221.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,189

F1 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock Award (RSA) Award #400.

Read SEC document
December 01, 2017 Filed Dec 5, 2017 20:11 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 57 $45.00 $2,565.00
Disclosure

SEC source: 0001214659-17-007170 · marketforms-40414.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,410

F1 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock Award (RSA) Award #363.

Read SEC document
September 01, 2017 Filed Sep 5, 2017 18:37 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 57 $37.25 $2,123.25
Disclosure

SEC source: 0001214659-17-005484 · marketforms-39568.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,467

F1 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock Award (RSA) Award #363.

Read SEC document
June 01, 2017 Filed Jun 5, 2017 20:49 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 56 $35.50 $1,988.00
Disclosure

SEC source: 0001214659-17-003863 · marketforms-39018.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,524

F1 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock Award (RSA) Award #363.

Read SEC document
March 01, 2017 Filed Mar 3, 2017 22:34 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 Tax withholdingCommon Stock 220 $37.00 $8,140.00
Disclosure

SEC source: 0001214659-17-001669 · marketforms-38203.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,580

F1 · shares: Represents the number of shares withheld by and surrendered to the Issuer to satisfy the tax withholding obligations that arose in connection with the vesting of the Restricted Stock Award (RSA) Award #363.

Read SEC document
February 28, 2017 Filed Mar 3, 2017 00:52 UTC CALIFORNIA WATER SERVICE GROUP CWT · Entity 4212 GrantCommon Stock 1,287 $36.75 $47,297.25
Disclosure

SEC source: 0001214659-17-001620 · marketforms-38190.xml · nonDerivative · entry 1

Ouyang Elissa Y · CIK 0001668263 · Chief Procurement & Lead CI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,800

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.