Citadel Advisors
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Citadel Advisors’s California Water Service CWT Stock Holding History

Citadel Advisors’s Portfolio CWT Stock Details CWT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-4,300
Closed -$208K – 12945
2025
Q1 		$208K Sell
4,300
-1,000
-19% -$45.4K ﹤0.01% 10364
2024
Q4 		$240K Buy
5,300
+1,500
+39% +$75.7K ﹤0.01% 10111
2024
Q3 		$206K Buy
3,800
+1,700
+81% +$90.1K ﹤0.01% 10086
2024
Q2 		$102K Sell
2,100
-6,500
-76% -$316K ﹤0.01% 10895
2024
Q1 		$400K Buy
8,600
+6,900
+406% +$323K ﹤0.01% 8866
2023
Q4 		$88.2K Sell
1,700
-1,300
-43% -$65.4K ﹤0.01% 11085
2023
Q3 		$142K Sell
3,000
-1,800
-38% -$91.1K ﹤0.01% 10444
2023
Q2 		$248K Buy
4,800
+4,200
+700% +$236K ﹤0.01% 9425
2023
Q1 		$34.9K Buy
600
+300
+100% +$17.8K ﹤0.01% 12590
2022
Q4 		$18.2K Buy
+300
New +$18K ﹤0.01% 13214
2021
Q4 		– Sell
-4,700
Closed -$277K – 13913
2021
Q3 		$277K Buy
+4,700
New +$289K ﹤0.01% 11220
2015
Q4 		– Sell
-3,900
Closed -$86K – 8778
2015
Q3 		$86K Sell
3,900
-200
-5% -$4.37K ﹤0.01% 7102
2015
Q2 		$94K Buy
4,100
+1,300
+46% +$31.2K ﹤0.01% 7133
2015
Q1 		$69K Buy
2,800
+2,700
+2,700% +$66.8K ﹤0.01% 7152
2014
Q4 		$2K Buy
+100
New +$2.45K ﹤0.01% 8362
2014
Q1 		– Sell
-1,000
Closed -$23K – 7865
2013
Q4 		$23K Buy
+1,000
New +$21.8K ﹤0.01% 6387

Other funds holding CWT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Amundi
Amundi Paris, France $416B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AIP
Atlas Infrastructure Partners London, United Kingdom $3.3B AUM 16.21% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Citadel Advisors's CWT Position: Q2 2026 in Review

Citadel Advisors increased its California Water Service (CWT) stake by 466% in Q2 2026, buying an estimated $7.29M and bringing the position to 196,394 shares worth $9.55M. The position accounts for ﹤0.01% of the portfolio, ranked #3645.

Citadel Advisors first reported a position in CWT in Q4 2013 and has held it in 32 quarters since. The position peaked at $20.3M in Q3 2024. 345 funds tracked by Wall St. Rank hold CWT as of Q2 2026.

  • Citadel Advisors held 196,394 shares of California Water Service worth $9.55M as of Q2 2026.
  • Citadel Advisors bought 161,696 California Water Service shares in Q2 2026, an estimated $7.29M.
  • California Water Service made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #3645 holding.
  • Citadel Advisors first reported a position in California Water Service in Q4 2013 and has held it in 32 quarters since.
  • Citadel Advisors's California Water Service position peaked at $20.3M in Q3 2024.
  • 345 funds tracked by Wall St. Rank held California Water Service as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.