Marshall Wace
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Marshall Wace’s Iris Energy IREN Stock Holding History

Marshall Wace’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
Q2 		$9.49M Buy
207,561
+179,961
+652% +$9.36M 0.01% 1063
2026
Q1 		$946K Sell
27,600
-1,280,465
-98% -$57.8M ﹤0.01% 2160
2025
Q4 		$49.4M Sell
1,308,065
-724,332
-36% -$37.4M 0.05% 346
2025
Q3 		$95.4M Buy
2,032,397
+1,447,842
+248% +$35.2M 0.1% 175
2025
Q2 		$8.52M Sell
584,555
-995,573
-63% -$8.09M 0.01% 912
2025
Q1 		$9.62M Sell
1,580,128
-1,271,790
-45% -$12.4M 0.01% 782
2024
Q4 		$28M Sell
2,851,918
-1,412,296
-33% -$15.1M 0.03% 443
2024
Q3 		$36M Buy
4,264,214
+452,434
+12% +$4.16M 0.04% 351
2024
Q2 		$43M Buy
3,811,780
+958,494
+34% +$7.18M 0.06% 293
2024
Q1 		$15.4M Buy
2,853,286
+2,753,979
+2,773% +$15M 0.02% 601
2023
Q4 		$710K Sell
99,307
-47,470
-32% -$204K ﹤0.01% 1595
2023
Q3 		$545K Sell
146,777
-22,061
-13% -$118K ﹤0.01% 1695
2023
Q2 		$787K Buy
168,838
+73,065
+76% +$279K ﹤0.01% 1824
2023
Q1 		$293K Buy
+95,773
New +$235K ﹤0.01% 2306
2022
Q4 		– Sell
-76,524
Closed -$316K – 3170
2022
Q3 		$316K Buy
+76,524
New +$330K ﹤0.01% 2932

Other funds holding IREN

Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Citigroup
Citigroup New York $303B AUM 53.02% 1-Year Est. Return
SA
Situational Awareness San Francisco, California $20.2B AUM 612.59% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $40.1B AUM 376.19% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
BC
BIT Capital Berlin, Germany $3.38B AUM 214.12% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM

Marshall Wace's IREN Position: Q2 2026 in Review

Marshall Wace increased its Iris Energy (IREN) stake by 652% in Q2 2026, buying an estimated $9.36M and bringing the position to 207,561 shares worth $9.49M. The position accounts for 0.01% of the portfolio, ranked #1063.

Marshall Wace first reported a position in IREN in Q3 2022 and has held it in 15 quarters since. The position peaked at $95.4M in Q3 2025. 676 funds tracked by Wall St. Rank hold IREN as of Q2 2026.

  • Marshall Wace held 207,561 shares of Iris Energy worth $9.49M as of Q2 2026.
  • Marshall Wace bought 179,961 Iris Energy shares in Q2 2026, an estimated $9.36M.
  • Iris Energy made up 0.01% of Marshall Wace's portfolio in Q2 2026, its #1063 holding.
  • Marshall Wace first reported a position in Iris Energy in Q3 2022 and has held it in 15 quarters since.
  • Marshall Wace's Iris Energy position peaked at $95.4M in Q3 2025.
  • 676 funds tracked by Wall St. Rank held Iris Energy as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.