Adage Capital Partners
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Adage Capital Partners’s California Water Service CWT Stock Holding History

Adage Capital Partners’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
Q3 		– Sell
-100,000
Closed -$4.55M – 912
2025
Q2 		$4.55M Buy
+100,000
New +$4.79M 0.01% 715
2018
Q3 		– Sell
-8,000
Closed -$312K – 718
2018
Q2 		$312K Buy
+8,000
New +$313K ﹤0.01% 720
2016
Q4 		– Sell
-500,000
Closed -$16M – 696
2016
Q3 		$16M Hold
500,000
– – 0.04% 425
2016
Q2 		$17.5M Buy
+500,000
New +$14.7M 0.05% 397
2013
Q4 		– Sell
-800,000
Closed -$16.3M – 691
2013
Q3 		$16.3M Hold
800,000
– – 0.05% 412
2013
Q2 		$15.6M Buy
+800,000
New +$15.9M 0.05% 419

Other funds holding CWT

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T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Amundi
Amundi Paris, France $367B AUM 31.23% 1-Year Est. Return
NI
Nuance Investments Kansas City, Missouri $717M AUM 3.8% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Adage Capital Partners's CWT Position: Q3 2025 in Review

Adage Capital Partners sold out of California Water Service (CWT) in Q3 2025, closing a stake of 100,000 shares — an estimated $4.55M sold.

Adage Capital Partners first reported a position in CWT in Q2 2013 and held it in 6 quarters. The position peaked at $17.5M in Q2 2016. 337 funds tracked by Wall St. Rank hold CWT as of Q3 2025.

  • Adage Capital Partners reported no remaining California Water Service position as of Q3 2025 after selling out during the quarter.
  • Adage Capital Partners sold 100,000 California Water Service shares in Q3 2025, an estimated $4.55M.
  • Adage Capital Partners first reported a position in California Water Service in Q2 2013 and held it in 6 quarters.
  • Adage Capital Partners's California Water Service position peaked at $17.5M in Q2 2016.
  • 337 funds tracked by Wall St. Rank held California Water Service as of Q3 2025.

Based on Adage Capital Partners's 13F filing for Q3 2025, filed 14 Nov 2025.