Citigroup
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Citigroup’s Iris Energy IREN Stock Holding History

Citigroup’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
Q3 		$28.1M Buy
688,600
+578,600
+526% +$23.7M 0.01% 1021
2026
Q2 		$5.03M Buy
+110,000
New +$5.72M ﹤0.01% 2135
2025
Q2 		– Sell
-83,300
Closed -$507K – 5774
2025
Q1 		$507K Buy
+83,300
New +$811K ﹤0.01% 3670

Other funds holding IREN

Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $483B AUM 41.26% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $500B AUM 36.84% 1-Year Est. Return
Bank of Montreal
Bank of Montreal Toronto, Ontario, Canada $313B AUM 26.62% 1-Year Est. Return
Jefferies Financial Group
Jefferies Financial Group New York $13.5B AUM 36.68% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $106B AUM 2.29% 1-Year Est. Return
Banco Santander
Banco Santander Madrid, Spain $18.9B AUM 35.04% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $468B AUM 17.69% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $174B AUM 33.96% 1-Year Est. Return

Citigroup's IREN Position: Q3 2026 in Review

Citigroup increased its Iris Energy (IREN) stake by 8% in Q3 2026, buying an estimated $37.8M and bringing the position to 12,391,699 shares worth $507M. The position accounts for 0.16% of the portfolio, ranked #112.

Citigroup first reported a position in IREN in Q2 2024 and has held it in 10 quarters since. The position peaked at $525M in Q2 2026. 333 funds tracked by Wall St. Rank hold IREN as of Q3 2026.

  • Citigroup held 12,391,699 shares of Iris Energy worth $507M as of Q3 2026.
  • Citigroup bought 921,409 Iris Energy shares in Q3 2026, an estimated $37.8M.
  • Iris Energy made up 0.16% of Citigroup's portfolio in Q3 2026, its #112 holding.
  • Citigroup first reported a position in Iris Energy in Q2 2024 and has held it in 10 quarters since.
  • Citigroup's Iris Energy position peaked at $525M in Q2 2026.
  • 333 funds tracked by Wall St. Rank held Iris Energy as of Q3 2026.

Based on Citigroup's 13F filing for Q3 2026, filed 4 Nov 2026.