Institutional Ownership
Amer States Wtr Co
CUSIP 029899101COMAWRQ1 2026
13D / 13G Filings
20
Schedule 13D/13G on record
Beneficial Filers
5
Distinct reporting persons
Largest Stake
18.6%
Max % of class reported
Institutional Holders
367
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
20 filings · latest Oct 14, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Oct 14, 2025 | Neuberger Berman Group LLC | 13G | 6.3% | 2.41M | SEC |
| 2 | Jul 17, 2025 | Blackrock, Inc. | 13G/A | 17.2% | 6.64M | SEC |
| 3 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 12.5% | 4.63M | SEC |
| 4 | Jan 29, 2024 | State Street Corp | 13G/A | 6.0% | — | SEC |
| 5 | Jan 19, 2024 | Blackrock Inc. | 13G/A | 18.3% | 6.76M | SEC |
| 6 | Feb 9, 2023 | Vanguard Group Inc | 13G/A | 12.6% | 4.67M | SEC |
| 7 | Feb 9, 2023 | State Street Corp | 13G/A | 10.2% | — | SEC |
| 8 | Jan 26, 2023 | Blackrock Inc. | 13G/A | 18.6% | 6.86M | SEC |
| 9 | Jan 20, 2023 | Blackrock Inc. | 13G | 18.6% | 6.86M | SEC |
| 10 | Dec 12, 2022 | State Street Corp | 13G/A | 10.1% | — | SEC |
10 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Amer States Wtr Co.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 6.86M | $518.89M |
| 2 | Neuberger Berman Group LLC | 2.53M | $191.16M |
| 3 | State Street Corp | 2.06M | $156.14M |
| 4 | Morgan Stanley | 1.30M | $98.48M |
| 5 | Geode Capital Management, LLC | 934.4K | $70.67M |
| 6 | First Trust Advisors LP | 836.1K | $63.23M |
| 7 | Dimensional Fund Advisors LP | 741.1K | $56.04M |
| 8 | Invesco Ltd. | 638.9K | $48.31M |
| 9 | Bnp Paribas Asset Management Holding S.A. | 474.1K | $35.85M |
| 10 | Aqr Capital Management LLC | 473.5K | $35.81M |