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Cubist Systematic Strategies’s Ameren AEE Stock Holding History

Cubist Systematic Strategies’s Portfolio AEE Stock Details AEE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q1 		– Sell
-10,500
Closed -$760K – 3641
2023
Q4 		$760K Buy
10,500
+2,700
+35% +$205K ﹤0.01% 2272
2023
Q3 		$584K Buy
+7,800
New +$636K ﹤0.01% 2220

Other funds holding AEE

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
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
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

Cubist Systematic Strategies's AEE Position: Q3 2025 in Review

Cubist Systematic Strategies sold out of Ameren (AEE) in Q3 2025, closing a stake of 57,248 shares — an estimated $5.5M sold.

Cubist Systematic Strategies first reported a position in AEE in Q2 2014 and held it in 34 quarters. The position peaked at $18.9M in Q4 2021. 823 funds tracked by Wall St. Rank hold AEE as of Q3 2025.

  • Cubist Systematic Strategies reported no remaining Ameren position as of Q3 2025 after selling out during the quarter.
  • Cubist Systematic Strategies sold 57,248 Ameren shares in Q3 2025, an estimated $5.5M.
  • Cubist Systematic Strategies first reported a position in Ameren in Q2 2014 and held it in 34 quarters.
  • Cubist Systematic Strategies's Ameren position peaked at $18.9M in Q4 2021.
  • 823 funds tracked by Wall St. Rank held Ameren as of Q3 2025.

Based on Cubist Systematic Strategies's 13F filing for Q3 2025, filed 14 Nov 2025.