SAN JOSE, CA
CALIFORNIA WATER SERVICE GROUPCWT— Latest position per institution from SEC 13F filings
15
Institutional holders
59.93M
Total shares held
2.71B
Estimated value
3M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
10.76M
Value
523.25M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
10.32M
Value
500.39M
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
7.35M
Value
318.32M
Filed
Dec 31, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
4.38M
Value
213.07M
Filed
Jun 30, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
3.52M
Value
171.11K
Filed
Jun 30, 2026
AMUNDI
CIK 1330387
Shares
3.49M
Value
169.74M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
3.27M
Value
158.93M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.69M
Value
130.90M
Filed
Jun 30, 2026
ATLAS INFRASTRUCTURE PARTNERS (UK) LTD.
CIK 1924953
Shares
1.98M
Value
96.55M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.56M
Value
75.68M
Filed
Jun 30, 2026
PICTET ASSET MANAGEMENT SA
CIK 1361570
Shares
1.43M
Value
73.74M
Filed
Jun 30, 2023
FIRST TRUST ADVISORS LP
CIK 1125816
Shares
1.30M
Value
63.25M
Filed
Jun 30, 2026
FMR LLC
CIK 315066
Shares
1.28M
Value
62.34M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
1.17M
Value
57.16M
Filed
Jun 30, 2026
NUANCE INVESTMENTS, LLC
CIK 1473182
Shares
1.10M
Value
53.32M
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
974.77K
Value
47.42M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
948.11K
Value
46.13M
Filed
Jun 30, 2026
IMPAX ASSET MANAGEMENT GROUP PLC
CIK 1749768
Shares
861.34K
Value
40.04M
Filed
Mar 31, 2024
LEGAL & GENERAL GROUP PLC
CIK 764068
Shares
807.51K
Value
39.29M
Filed
Jun 30, 2026
ANTIPODES PARTNERS LTD
CIK 1652442
Shares
753.39K
Value
36.65M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 10.76M | 523.25M | Jun 30, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 10.32M | 500.39M | Jun 30, 2024 |
| 3 | VANGUARD GROUP INC | 102909 | 7.35M | 318.32M | Dec 31, 2025 |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 4.38M | 213.07M | Jun 30, 2026 |
| 5 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 3.52M | 171.11K | Jun 30, 2026 |
| 6 | AMUNDI | 1330387 | 3.49M | 169.74M | Jun 30, 2026 |
| 7 | STATE STREET CORP | 93751 | 3.27M | 158.93M | Jun 30, 2026 |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.69M | 130.90M | Jun 30, 2026 |
| 9 | ATLAS INFRASTRUCTURE PARTNERS (UK) LTD. | 1924953 | 1.98M | 96.55M | Jun 30, 2026 |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.56M | 75.68M | Jun 30, 2026 |
| 11 | PICTET ASSET MANAGEMENT SA | 1361570 | 1.43M | 73.74M | Jun 30, 2023 |
| 12 | FIRST TRUST ADVISORS LP | 1125816 | 1.30M | 63.25M | Jun 30, 2026 |
| 13 | FMR LLC | 315066 | 1.28M | 62.34M | Jun 30, 2026 |
| 14 | DIMENSIONAL FUND ADVISORS LP | 354204 | 1.17M | 57.16M | Jun 30, 2026 |
| 15 | NUANCE INVESTMENTS, LLC | 1473182 | 1.10M | 53.32M | Jun 30, 2026 |
| 16 | INVESCO LTD. | 914208 | 974.77K | 47.42M | Jun 30, 2026 |
| 17 | MORGAN STANLEY | 895421 | 948.11K | 46.13M | Jun 30, 2026 |
| 18 | IMPAX ASSET MANAGEMENT GROUP PLC | 1749768 | 861.34K | 40.04M | Mar 31, 2024 |
| 19 | LEGAL & GENERAL GROUP PLC | 764068 | 807.51K | 39.29M | Jun 30, 2026 |
| 20 | ANTIPODES PARTNERS LTD | 1652442 | 753.39K | 36.65M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.