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Castleark Management’s Constellation Energy CEG Stock Holding History

Castleark Management’s Portfolio CEG Stock Details CEG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.43M Sell
5,120
-9,690
-65% -$2.94M 0.05% 211
2025
Q4 		$5.23M Sell
14,810
-29,220
-66% -$10.6M 0.15% 155
2025
Q3 		$14.5M Buy
44,030
+21,290
+94% +$6.87M 0.41% 45
2025
Q2 		$7.34M Buy
+22,740
New +$6.02M 0.22% 82
2025
Q1 		– Sell
-1,580
Closed -$353K – 296
2024
Q4 		$353K Sell
1,580
-4,700
-75% -$1.17M 0.01% 246
2024
Q3 		$1.63M Buy
+6,280
New +$1.25M 0.07% 177

Other funds holding CEG

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
EC
ECP ControlCo Summit, New Jersey $6.34B AUM 19.72% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 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
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Canada Pension Plan Investment Board
Canada Pension Plan Investment Board Toronto Ontario, Ontario, Canada $155B AUM 29.93% 1-Year Est. Return

Castleark Management's CEG Position: Q1 2026 in Review

Castleark Management reduced its Constellation Energy (CEG) stake by 65% in Q1 2026, selling an estimated $2.94M and leaving 5,120 shares worth $1.43M. The position accounts for 0.05% of the portfolio, ranked #211.

Castleark Management first reported a position in CEG in Q3 2024 and has held it in 6 quarters since. The position peaked at $14.5M in Q3 2025. 1,893 funds tracked by Wall St. Rank hold CEG as of Q1 2026.

  • Castleark Management held 5,120 shares of Constellation Energy worth $1.43M as of Q1 2026.
  • Castleark Management sold 9,690 Constellation Energy shares in Q1 2026, an estimated $2.94M.
  • Constellation Energy made up 0.05% of Castleark Management's portfolio in Q1 2026, its #211 holding.
  • Castleark Management first reported a position in Constellation Energy in Q3 2024 and has held it in 6 quarters since.
  • Castleark Management's Constellation Energy position peaked at $14.5M in Q3 2025.
  • 1,893 funds tracked by Wall St. Rank held Constellation Energy as of Q1 2026.

Based on Castleark Management's 13F filing for Q1 2026, filed 15 May 2026.