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 		$76.4M Sell
2,229,100
-2,148,700
-49% -$97M 0.05% 148
2025
Q4 		$165M Buy
4,377,800
+745,300
+21% +$38.4M 0.09% 88
2025
Q3 		$170M Buy
3,632,500
+49,100
+1% +$1.19M 0.09% 113
2025
Q2 		$52.2M Buy
3,583,400
+997,400
+39% +$8.1M 0.03% 282
2025
Q1 		$15.7M Buy
2,586,000
+285,800
+12% +$2.78M 0.01% 635
2024
Q4 		$22.6M Buy
2,300,200
+1,314,200
+133% +$14M 0.01% 574
2024
Q3 		$8.32M Buy
986,000
+400,500
+68% +$3.68M ﹤0.01% 1152
2024
Q2 		$6.61M Buy
585,500
+139,800
+31% +$1.05M ﹤0.01% 1262
2024
Q1 		$2.41M Buy
445,700
+262,200
+143% +$1.42M ﹤0.01% 2218
2023
Q4 		$1.31M Buy
183,500
+200
+0.1% +$860 ﹤0.01% 2756
2023
Q3 		$680K Buy
183,300
+163,500
+826% +$871K ﹤0.01% 3064
2023
Q2 		$92K Buy
19,800
+10,800
+120% +$41.3K ﹤0.01% 5178
2023
Q1 		$27K Buy
+9,000
New +$22.1K ﹤0.01% 6591
2022
Q4 		– Sell
-5,100
Closed -$21K – 9748
2022
Q3 		$21K Buy
5,100
+4,400
+629% +$19K ﹤0.01% 7466
2022
Q2 		$2K Buy
+700
New +$5.43K ﹤0.01% 9362

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.