Institutional Ownership
California Wtr Svc Group
CUSIP 130788102COMCWTQ1 2026
13D / 13G Filings
22
Schedule 13D/13G on record
Beneficial Filers
6
Distinct reporting persons
Largest Stake
19.0%
Max % of class reported
Institutional Holders
329
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
22 filings · latest Jul 17, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Jul 17, 2025 | Blackrock, Inc. | 13G/A | 17.1% | 10.20M | SEC |
| 2 | Feb 14, 2025 | T. Rowe Price Investment Management, Inc. | 13G/A | 5.0% | 2.96M | SEC |
| 3 | Nov 14, 2024 | T. Rowe Price Investment Management, Inc. | 13G/A | 5.6% | 3.32M | SEC |
| 4 | Feb 14, 2024 | T. Rowe Price Investment Management, Inc. | 13G | 5.0% | 2.91M | SEC |
| 5 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 12.1% | 6.97M | SEC |
| 6 | Jan 29, 2024 | State Street Corp | 13G/A | 6.0% | — | SEC |
| 7 | Jan 19, 2024 | Blackrock Inc. | 13G/A | 18.5% | 10.69M | SEC |
| 8 | Feb 9, 2023 | Vanguard Group Inc | 13G/A | 12.3% | 6.76M | SEC |
| 9 | Feb 8, 2023 | State Street Corp | 13G/A | 9.7% | — | SEC |
| 10 | Jan 26, 2023 | Blackrock Inc. | 13G/A | 19.0% | 10.41M | SEC |
12 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for California Wtr Svc Group.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 10.31M | $467.39M |
| 2 | Amundi | 3.47M | $157.42M |
| 3 | State Street Corp | 3.10M | $140.67M |
| 4 | Nuance Investments, LLC | 1.60M | $72.71M |
| 5 | Geode Capital Management, LLC | 1.48M | $66.91M |
| 6 | Fmr LLC | 1.39M | $63.02M |
| 7 | First Trust Advisors LP | 1.35M | $61.40M |
| 8 | Dimensional Fund Advisors LP | 1.16M | $52.52M |
| 9 | Morgan Stanley | 1.12M | $50.72M |
| 10 | Invesco Ltd. | 1.00M | $45.44M |