Castleark Management’s Iris Energy IREN Stock Holding History

Castleark 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 Q2	$240K	Hold	5,250	–	–	0.01%	289
2026 Q1	$180K	Buy	+5,250	New	+$237K	0.01%	277

Other funds holding IREN

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Citigroup New York $303B AUM 53.02% 1-Year Est. Return

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 New York $1.89T AUM 35.08% 1-Year Est. Return

BIT Capital Berlin, Germany $3.38B AUM 214.12% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Castleark Management's IREN Position: Q2 2026 in Review

Castleark Management held its Iris Energy (IREN) position steady in Q2 2026 at 5,250 shares worth $240K. The position accounts for 0.01% of the portfolio, ranked #289.

Castleark Management first reported a position in IREN in Q1 2026 and has held it in 2 quarters since. 676 funds tracked by Wall St. Rank hold IREN as of Q2 2026.

Castleark Management held 5,250 shares of Iris Energy worth $240K as of Q2 2026.
Castleark Management left its Iris Energy share count unchanged in Q2 2026.
Iris Energy made up 0.01% of Castleark Management's portfolio in Q2 2026, its #289 holding.
Castleark Management first reported a position in Iris Energy in Q1 2026 and has held it in 2 quarters since.
676 funds tracked by Wall St. Rank held Iris Energy as of Q2 2026.

Based on Castleark Management's 13F filing for Q2 2026, filed 14 Aug 2026.