Simplex Trading
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Simplex Trading’s Iris Energy IREN Stock Holding History

Simplex Trading’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
2026
Q1 		$59.2M Sell
1,725,700
-1,312,600
-43% -$59.3M 0.04% 193
2025
Q4 		$115M Sell
3,038,300
-1,578,700
-34% -$81.4M 0.06% 139
2025
Q3 		$217M Buy
4,617,000
+1,259,600
+38% +$30.6M 0.11% 85
2025
Q2 		$48.9M Buy
3,357,400
+625,800
+23% +$5.08M 0.03% 299
2025
Q1 		$16.6M Buy
2,731,600
+568,000
+26% +$5.53M 0.01% 607
2024
Q4 		$21.2M Buy
2,163,600
+466,200
+27% +$4.97M 0.01% 611
2024
Q3 		$14.3M Buy
1,697,400
+81,400
+5% +$748K 0.01% 810
2024
Q2 		$18.2M Buy
1,616,000
+966,200
+149% +$7.24M 0.01% 664
2024
Q1 		$3.51M Buy
649,800
+452,800
+230% +$2.46M ﹤0.01% 1898
2023
Q4 		$1.41M Sell
197,000
-21,800
-10% -$93.7K ﹤0.01% 2671
2023
Q3 		$811K Buy
218,800
+213,400
+3,952% +$1.14M ﹤0.01% 2885
2023
Q2 		$25K Buy
5,400
+400
+8% +$1.53K ﹤0.01% 6539
2023
Q1 		$15K Sell
5,000
-5,300
-51% -$13K ﹤0.01% 7190
2022
Q4 		$12K Buy
10,300
+9,100
+758% +$21.6K ﹤0.01% 7367
2022
Q3 		$4K Buy
+1,200
New +$5.18K ﹤0.01% 8917

Other funds holding IREN

DE
Defiance ETFs New York $6.98B AUM
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
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $20.7B AUM 292.88% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
MG
Marex Group London $15.8B AUM 31.44% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Simplex Trading's IREN Position: Q1 2026 in Review

Simplex Trading increased its Iris Energy (IREN) stake by 8.3% in Q1 2026, buying an estimated $720K and bringing the position to 207,840 shares worth $7.12M. The position accounts for ﹤0.01% of the portfolio, ranked #869.

Simplex Trading first reported a position in IREN in Q2 2022 and has held it in 15 quarters since. The position peaked at $67.7M in Q3 2025. 501 funds tracked by Wall St. Rank hold IREN as of Q1 2026.

  • Simplex Trading held 207,840 shares of Iris Energy worth $7.12M as of Q1 2026.
  • Simplex Trading bought 15,946 Iris Energy shares in Q1 2026, an estimated $720K.
  • Iris Energy made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #869 holding.
  • Simplex Trading first reported a position in Iris Energy in Q2 2022 and has held it in 15 quarters since.
  • Simplex Trading's Iris Energy position peaked at $67.7M in Q3 2025.
  • 501 funds tracked by Wall St. Rank held Iris Energy as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.