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California Water Service

326 hedge funds and large institutions have $2.17B invested in California Water Service in 2025 Q4 according to their latest regulatory filings, with 36 funds opening new positions, 98 increasing their positions, 129 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more ownership

Funds ownership:

more funds holding in top 10

Funds holding in top 10:

less first-time investments, than exits

New positions opened: | Existing positions closed:

3% less funds holding

Funds holding: 335326 (-9)

6% less capital invested

Capital invested by funds: $2.3B → $2.17B (-$127M)

24% less repeat investments, than reductions

Existing positions increased: 98 | Existing positions reduced: 129

Holders
326
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$3.16M
Puts
$9K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
AC
101
Arjuna Capital
North Carolina
$1.22M
MS
102
Maven Securities
Jersey
$1.2M
Manulife (Manufacturers Life Insurance)
103
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$1.18M
LSERS
104
Louisiana State Employees Retirement System
Louisiana
$1.18M
DFCM
105
Dark Forest Capital Management
Puerto Rico
$1.18M
Balyasny Asset Management
106
Balyasny Asset Management
Illinois
$1.16M
Focus Partners Wealth
107
Focus Partners Wealth
Massachusetts
$1.14M
AF
108
Allworth Financial
California
$1.12M
Janus Henderson Group
109
Janus Henderson Group
United Kingdom
$1.12M
HighTower Advisors
110
HighTower Advisors
Illinois
$1.1M
Capital Fund Management (CFM)
111
Capital Fund Management (CFM)
France
$1.05M
IIM
112
INTECH Investment Management
Florida
$1.04M
VOYA Investment Management
113
VOYA Investment Management
Georgia
$1.03M
IEFM
114
IQ EQ Fund Management
Ireland
$1.01M
VanEck Associates
115
VanEck Associates
New York
$1M
SEI Investments
116
SEI Investments
Pennsylvania
$1M
CWA
117
Canvas Wealth Advisors
Kansas
$1M
Two Sigma Investments
118
Two Sigma Investments
New York
$1,000K
Handelsbanken Fonder
119
Handelsbanken Fonder
Sweden
$984K
Norges Bank
120
Norges Bank
Norway
$958K
LPL Financial
121
LPL Financial
California
$952K
Bank of Montreal
122
Bank of Montreal
Ontario, Canada
$942K
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
123
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$940K
EGM
124
Engineers Gate Manager
New York
$902K
TA
125
Teton Advisors
New York
$869K