Mares Michael S JR — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Mares Michael S JR has filed 1 SEC Form 4 filing across 1 company in the last 90 days — selling. Lifetime open-market sales: $171K.

Profile

Mares Michael S JR

Michael S. Mares Jr. serves as the Senior Vice President of Operations at California Water Service Group, where he has held various roles including Vice President of Operations. His work focuses on the management and oversight of the company's water utility operations across multiple states.

RoleSVP Operations
Notability20/100

Board memberships

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-08CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture68$45.82$3K
2026-06-08CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture69$45.24$3K
2026-03-24CWTCALIFORNIA WATER SERVICE GROUPS — Open-market sale3.9K$44.00$171K
2026-03-09CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture58$45.59$3K
2026-03-09CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture495$45.59$23K
2026-03-09CWTCALIFORNIA WATER SERVICE GROUPA — Grant or award900$0.00
2026-03-09CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture75$45.78$3K
2026-03-06CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture303$46.99$14K
2026-03-06CWTCALIFORNIA WATER SERVICE GROUPA — Grant or award1.6K$0.00
2025-09-05CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture53$47.09$2K
2025-09-05CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture67$47.09$3K
2025-06-07CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture53$45.62$2K
2025-06-05CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture65$45.85$3K
2024-12-10CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture44$48.70$2K
2024-12-03CWTCALIFORNIA WATER SERVICE GROUPF — Tax withholding / forfeiture44$51.19$2K

Companies — Last 90 Days

Frequently Asked Questions

Who is Mares Michael S JR?

Michael S. Mares Jr. serves as the Senior Vice President of Operations at California Water Service Group, where he has held various roles including Vice President of Operations. His work focuses on the management and oversight of the company's water utility operations across multiple states.…

How many SEC Form 4 filings has Mares Michael S JR submitted recently?

1 primary Form 4 filings in the last 90 days, covering 1 company.

Has Mares Michael S JR been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 1 open-market sales ($171K) across all tracked filings.

Where can I see all of Mares Michael S JR's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

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