D.E. Shaw & Co’s California Water Service CWT Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$3.75M Buy
82,792
+16,601
+25% +$745K ﹤0.01% 2391
2025
Q4
$2.87M Buy
66,191
+29,833
+82% +$1.36M ﹤0.01% 2757
2025
Q3
$1.67M Buy
36,358
+30,212
+492% +$1.39M ﹤0.01% 3101
2025
Q2
$280K Buy
6,146
+1,251
+26% +$59.9K ﹤0.01% 3914
2025
Q1
$237K Sell
4,895
-32,302
-87% -$1.47M ﹤0.01% 3859
2024
Q4
$1.69M Buy
37,197
+21,220
+133% +$1.07M ﹤0.01% 2851
2024
Q3
$866K Sell
15,977
-23,615
-60% -$1.25M ﹤0.01% 3382
2024
Q2
$1.92M Buy
+39,592
New +$1.92M ﹤0.01% 2694
2023
Q4
Sell
-31,584
Closed -$1.49M 4366
2023
Q3
$1.49M Buy
31,584
+1,251
+4% +$63.3K ﹤0.01% 2806
2023
Q2
$1.57M Buy
30,333
+12,808
+73% +$719K ﹤0.01% 2801
2023
Q1
$1.02M Buy
17,525
+11,883
+211% +$705K ﹤0.01% 3152
2022
Q4
$342K Sell
5,642
-1,186
-17% -$71.2K ﹤0.01% 4037
2022
Q3
$360K Sell
6,828
-4,774
-41% -$280K ﹤0.01% 4220
2022
Q2
$644K Sell
11,602
-4,017
-26% -$216K ﹤0.01% 3940
2022
Q1
$926K Buy
15,619
+12,583
+414% +$758K ﹤0.01% 3976
2021
Q4
$218K Buy
+3,036
New +$195K ﹤0.01% 4832
2021
Q3
Sell
-4,093
Closed -$227K 5013
2021
Q2
$227K Sell
4,093
-1,204
-23% -$69.5K ﹤0.01% 4402
2021
Q1
$298K Sell
5,297
-2,694
-34% -$149K ﹤0.01% 3708
2020
Q4
$432K Sell
7,991
-8,810
-52% -$434K ﹤0.01% 3455
2020
Q3
$730K Buy
16,801
+5,030
+43% +$234K ﹤0.01% 3044
2020
Q2
$561K Buy
11,771
+291
+3% +$13.7K ﹤0.01% 3286
2020
Q1
$578K Sell
11,480
-19,191
-63% -$996K ﹤0.01% 3132
2019
Q4
$1.58M Buy
+30,671
New +$1.6M ﹤0.01% 2663
2017
Q1
Sell
-10,499
Closed -$356K 3341
2016
Q4
$356K Sell
10,499
-8,309
-44% -$275K ﹤0.01% 3039
2016
Q3
$604K Sell
18,808
-9,652
-34% -$312K ﹤0.01% 2686
2016
Q2
$994K Sell
28,460
-26,626
-48% -$781K ﹤0.01% 2409
2016
Q1
$1.47M Sell
55,086
-32,403
-37% -$806K ﹤0.01% 2103
2015
Q4
$2.04M Buy
87,489
+25,560
+41% +$581K ﹤0.01% 2109
2015
Q3
$1.37M Buy
61,929
+30,216
+95% +$661K ﹤0.01% 2380
2015
Q2
$725K Sell
31,713
-7,590
-19% -$182K ﹤0.01% 2921
2015
Q1
$963K Sell
39,303
-14,813
-27% -$366K ﹤0.01% 2582
2014
Q4
$1.33M Buy
+54,116
New +$1.33M ﹤0.01% 2610
2014
Q1
Sell
-17,250
Closed -$398K 4338
2013
Q4
$398K Buy
+17,250
New +$375K ﹤0.01% 3870

Other funds holding CWT

D.E. Shaw & Co's CWT Position: Q1 2026 in Review

D.E. Shaw & Co increased its California Water Service (CWT) stake by 25% in Q1 2026, buying an estimated $745K and bringing the position to 82,792 shares worth $3.75M. The position accounts for ﹤0.01% of the portfolio, ranked #2391.

D.E. Shaw & Co first reported a position in CWT in Q4 2013 and has held it in 33 quarters since. 337 funds tracked by Wall St. Rank hold CWT as of Q1 2026.

  • D.E. Shaw & Co held 82,792 shares of California Water Service worth $3.75M as of Q1 2026.
  • D.E. Shaw & Co bought 16,601 California Water Service shares in Q1 2026, an estimated $745K.
  • California Water Service made up ﹤0.01% of D.E. Shaw & Co's portfolio in Q1 2026, its #2391 holding.
  • D.E. Shaw & Co first reported a position in California Water Service in Q4 2013 and has held it in 33 quarters since.
  • 337 funds tracked by Wall St. Rank held California Water Service as of Q1 2026.

Based on D.E. Shaw & Co's 13F filing for Q1 2026, filed 15 May 2026.