SAN JOSE, CA
CALIFORNIA WATER SERVICE GROUPCWT— Latest position per institution from SEC 13F filings
15
Institutional holders
58.47M
Total shares held
2.52B
Estimated value
2.92M
Avg. position size
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
10.32M
Value
500.39M
Filed
Jun 30, 2024
BLACKROCK, INC.
CIK 2012383
Shares
10.31M
Value
467.39M
Filed
Mar 31, 2026
VANGUARD GROUP INC
CIK 102909
Shares
7.35M
Value
318.32M
Filed
Dec 31, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
4.29M
Value
194.49M
Filed
Mar 31, 2026
AMUNDI
CIK 1330387
Shares
3.47M
Value
157.42M
Filed
Mar 31, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
3.42M
Value
154.99K
Filed
Mar 31, 2026
STATE STREET CORP
CIK 93751
Shares
3.10M
Value
140.67M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.67M
Value
120.84M
Filed
Mar 31, 2026
NUANCE INVESTMENTS, LLC
CIK 1473182
Shares
1.60M
Value
72.71M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.48M
Value
66.91M
Filed
Mar 31, 2026
PICTET ASSET MANAGEMENT SA
CIK 1361570
Shares
1.43M
Value
73.74M
Filed
Jun 30, 2023
FMR LLC
CIK 315066
Shares
1.39M
Value
63.02M
Filed
Mar 31, 2026
FIRST TRUST ADVISORS LP
CIK 1125816
Shares
1.35M
Value
61.40M
Filed
Mar 31, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
1.16M
Value
52.52M
Filed
Mar 31, 2026
MORGAN STANLEY
CIK 895421
Shares
1.12M
Value
50.72M
Filed
Mar 31, 2026
INVESCO LTD.
CIK 914208
Shares
1M
Value
45.44M
Filed
Mar 31, 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
777.54K
Value
35.25M
Filed
Mar 31, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 884546
Shares
728.46K
Value
33.03M
Filed
Mar 31, 2026
CBRE INVESTMENT MANAGEMENT LISTED REAL ASSETS LLC
CIK 1033984
Shares
647.51K
Value
29.36M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK FINANCE, INC. | 1364742 | 10.32M | 500.39M | Jun 30, 2024 |
| 2 | BLACKROCK, INC. | 2012383 | 10.31M | 467.39M | Mar 31, 2026 |
| 3 | VANGUARD GROUP INC | 102909 | 7.35M | 318.32M | Dec 31, 2025 |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 4.29M | 194.49M | Mar 31, 2026 |
| 5 | AMUNDI | 1330387 | 3.47M | 157.42M | Mar 31, 2026 |
| 6 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 3.42M | 154.99K | Mar 31, 2026 |
| 7 | STATE STREET CORP | 93751 | 3.10M | 140.67M | Mar 31, 2026 |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.67M | 120.84M | Mar 31, 2026 |
| 9 | NUANCE INVESTMENTS, LLC | 1473182 | 1.60M | 72.71M | Mar 31, 2026 |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.48M | 66.91M | Mar 31, 2026 |
| 11 | PICTET ASSET MANAGEMENT SA | 1361570 | 1.43M | 73.74M | Jun 30, 2023 |
| 12 | FMR LLC | 315066 | 1.39M | 63.02M | Mar 31, 2026 |
| 13 | FIRST TRUST ADVISORS LP | 1125816 | 1.35M | 61.40M | Mar 31, 2026 |
| 14 | DIMENSIONAL FUND ADVISORS LP | 354204 | 1.16M | 52.52M | Mar 31, 2026 |
| 15 | MORGAN STANLEY | 895421 | 1.12M | 50.72M | Mar 31, 2026 |
| 16 | INVESCO LTD. | 914208 | 1M | 45.44M | Mar 31, 2026 |
| 17 | IMPAX ASSET MANAGEMENT GROUP PLC | 1749768 | 861.34K | 40.04M | Mar 31, 2024 |
| 18 | LEGAL & GENERAL GROUP PLC | 764068 | 777.54K | 35.25M | Mar 31, 2026 |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | 728.46K | 33.03M | Mar 31, 2026 |
| 20 | CBRE INVESTMENT MANAGEMENT LISTED REAL ASSETS LLC | 1033984 | 647.51K | 29.36M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.