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Marathon Trading Investment Management’s Iris Energy IREN Stock Holding History

Marathon Trading Investment Management’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 		$473K Sell
13,800
-202,700
-94% -$9.15M 0.01% 127
2025
Q4 		$8.18M Buy
216,500
+146,200
+208% +$7.54M 0.19% 48
2025
Q3 		$3.3M Buy
70,300
+20,300
+41% +$493K 0.23% 62
2025
Q2 		$729K Buy
+50,000
New +$406K 0.09% 108

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 $303B AUM 53.02% 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 $6.73T AUM 46.02% 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

Marathon Trading Investment Management's IREN Position: Q1 2026 in Review

Marathon Trading Investment Management reduced its Iris Energy (IREN) stake by 100% in Q1 2026, selling an estimated $20.5M and leaving 900 shares worth $30.9K. The position accounts for ﹤0.01% of the portfolio, ranked #245.

Marathon Trading Investment Management first reported a position in IREN in Q2 2025 and has held it in 4 quarters since. The position peaked at $17.2M in Q4 2025. 503 funds tracked by Wall St. Rank hold IREN as of Q1 2026.

  • Marathon Trading Investment Management held 900 shares of Iris Energy worth $30.9K as of Q1 2026.
  • Marathon Trading Investment Management sold 453,240 Iris Energy shares in Q1 2026, an estimated $20.5M.
  • Iris Energy made up ﹤0.01% of Marathon Trading Investment Management's portfolio in Q1 2026, its #245 holding.
  • Marathon Trading Investment Management first reported a position in Iris Energy in Q2 2025 and has held it in 4 quarters since.
  • Marathon Trading Investment Management's Iris Energy position peaked at $17.2M in Q4 2025.
  • 503 funds tracked by Wall St. Rank held Iris Energy as of Q1 2026.

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