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Cubist Systematic Strategies’s Iris Energy IREN Stock Holding History

Cubist Systematic Strategies’s Portfolio IREN Stock Details IREN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		$38.8M Buy
826,900
+460,600
+126% +$11.2M 0.18% 113
2025
Q2 		$5.34M Buy
366,300
+65,800
+22% +$534K 0.02% 982
2025
Q1 		$1.83M Sell
300,500
-384,100
-56% -$3.74M 0.01% 1481
2024
Q4 		$6.72M Sell
684,600
-9,600
-1% -$102K 0.04% 667
2024
Q3 		$5.86M Sell
694,200
-390,500
-36% -$3.59M 0.04% 742
2024
Q2 		$12.2M Buy
+1,084,700
New +$8.13M 0.08% 322

Other funds holding IREN

Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return
SA
Situational Awareness San Francisco, California $13.7B AUM 334.5% 1-Year Est. Return
Citigroup
Citigroup New York $235B AUM 32.99% 1-Year Est. Return
BC
BIT Capital Berlin, Germany $2.07B AUM 157.17% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $20.7B AUM 292.88% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Cubist Systematic Strategies's IREN Position: Q2 2025 in Review

Cubist Systematic Strategies sold out of Iris Energy (IREN) in Q2 2025, closing a stake of 892,022 shares — an estimated $7.25M sold.

Cubist Systematic Strategies first reported a position in IREN in Q4 2021 and held it in 7 quarters. The position peaked at $5.43M in Q1 2025. 206 funds tracked by Wall St. Rank hold IREN as of Q2 2025.

  • Cubist Systematic Strategies reported no remaining Iris Energy position as of Q2 2025 after selling out during the quarter.
  • Cubist Systematic Strategies sold 892,022 Iris Energy shares in Q2 2025, an estimated $7.25M.
  • Cubist Systematic Strategies first reported a position in Iris Energy in Q4 2021 and held it in 7 quarters.
  • Cubist Systematic Strategies's Iris Energy position peaked at $5.43M in Q1 2025.
  • 206 funds tracked by Wall St. Rank held Iris Energy as of Q2 2025.

Based on Cubist Systematic Strategies's 13F filing for Q2 2025, filed 14 Aug 2025.