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California Water Service

338 hedge funds and large institutions have $2.36B invested in California Water Service in 2025 Q2 according to their latest regulatory filings, with 42 funds opening new positions, 127 increasing their positions, 115 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

less ownership

Funds ownership:

4% less capital invested

Capital invested by funds: $2.45B → $2.36B (-$92.6M)

24% less call options, than puts

Call options by funds: $90K | Put options by funds: $118K

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

Holders
338
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
$90K
Puts
$118K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
301
$6.14K
302
$5.37K
303
$4.55K
304
$3.87K
305
$3.33K
306
$3.23K
307
$2.96K
308
$2.79K
309
$2.73K
310
$2.41K
311
$2.14K
312
$2.09K
313
$2K
314
$2K
315
$1.86K
316
$1.82K
317
$1.64K
318
$1.55K
319
$1.36K
320
$1.05K
321
$1K
322
$1K
323
$774
324
$728
325
$592