Vanguard Portfolio Management
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Vanguard Portfolio Management’s California Water Service CWT Stock Holding History

Vanguard Portfolio Management’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
2026
Q2 		$213M Buy
4,379,671
+89,998
+2% +$4.06M 0.01% 1172
2026
Q1 		$194M Buy
+4,289,673
New +$192M 0.01% 1156

Other funds holding CWT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Amundi
Amundi Paris, France $413B AUM 44.57% 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
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Portfolio Management's CWT Position: Q2 2026 in Review

Vanguard Portfolio Management increased its California Water Service (CWT) stake by 2.1% in Q2 2026, buying an estimated $4.06M and bringing the position to 4,379,671 shares worth $213M. The position accounts for 0.01% of the portfolio, ranked #1172.

Vanguard Portfolio Management first reported a position in CWT in Q1 2026 and has held it in 2 quarters since. 340 funds tracked by Wall St. Rank hold CWT as of Q2 2026.

  • Vanguard Portfolio Management held 4,379,671 shares of California Water Service worth $213M as of Q2 2026.
  • Vanguard Portfolio Management bought 89,998 California Water Service shares in Q2 2026, an estimated $4.06M.
  • California Water Service made up 0.01% of Vanguard Portfolio Management's portfolio in Q2 2026, its #1172 holding.
  • Vanguard Portfolio Management first reported a position in California Water Service in Q1 2026 and has held it in 2 quarters since.
  • 340 funds tracked by Wall St. Rank held California Water Service as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.