CALIFORNIA WATER SERVICE GROUPCWTEarnings & Financial Report
NYSE · Utilities · Water Supply
California Water Service Group (CWSG) is an American public utility company providing drinking water and wastewater services. It is the third-largest investor-owned publicly traded water utility in the United States, serving roughly two million people through its subsidiary companies in California, Hawaii, New Mexico and Washington. CWSG was formed in 1997 as a new holding company for California Water Service to expand into other states regulated by their own public utilities commissions, and...
Top Holders
| Holder | % Owned | Shares | Change | As of |
|---|---|---|---|---|
| BlackRock, Inc. | 18.50% | 10.7M | — | 2024-01-19 |
| The Vanguard Group | 12.07% | 7.0M | — | 2024-02-13 |
| STATE STREET CORPORATION | 5.95% | 130.8M | — | 2024-01-29 |
| T. Rowe Price Investment Management, Inc. | 5.60% | 3.3M | ▲ +0.60pp | 2024-11-14 |
Insider Transactions
Net 90d: −$204.2K · buys $0 / sells $204.2KRange:
Action:
Role:
| Insider | Role | Action | ||||
|---|---|---|---|---|---|---|
| 2026-03-20 | Mares Michael S JR | Vice President, Operations | Sell (open market) | 3.9K | $44.00 | $171.2K |
| 2026-03-20 | Luu Michael B | Sr. VP Corp Svcs & Chief Risk | Sell (open market) | 739.848 | $44.53 | $32.9K |
| 2026-03-07 | Mortensen Michelle R | VP Corp Sect & Chief of Staff | Grant | 900 | $0.00 | $0 |
| 2026-03-07 | Scanlon Thomas A | VP, Corporate Controller & CAO | Grant | 548 | $0.00 | $0 |
| 2026-03-07 | Ouyang Elissa Y | VP Facilities Fleet & Procure | Grant | 900 | $0.00 | $0 |
| 2026-03-07 | Peters Todd Kenneth | Vice President, Engineering | Grant | 548 | $0.00 | $0 |
| 2026-03-07 | Luu Michael B | SVP Corp Svce & Chief Risk Of | Grant | 900 | $0.00 | $0 |
| 2026-03-07 | Luu Michael B | SVP Corp Svce & Chief Risk Of | Grant | 205 | $0.00 | $0 |
| 2026-03-07 | Milleman Greg A | VP Rates & Regulatory Affairs | Grant | 900 | $0.00 | $0 |
| 2026-03-07 | Mares Michael S JR | SVP Operations | Grant | 900 | $0.00 | $0 |
1–10 of 39
Page 1 / 4