Banco Santander’s Iris Energy IREN Stock Holding History

Banco Santander’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	$40.6M	Buy	888,246 +287,946	+48%	+$15M	0.25%	62
2026 Q1	$20.6M	Buy	600,300 +554,805	+1,219%	+$25M	0.17%	102
2025 Q4	$1.72M	Buy	+45,495	New	+$2.35M	0.01%	288

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

Banco Santander's IREN Position: Q2 2026 in Review

Banco Santander increased its Iris Energy (IREN) stake by 48% in Q2 2026, buying an estimated $15M and bringing the position to 888,246 shares worth $40.6M. The position accounts for 0.25% of the portfolio, ranked #62.

Banco Santander first reported a position in IREN in Q4 2025 and has held it in 3 quarters since. 676 funds tracked by Wall St. Rank hold IREN as of Q2 2026.

Banco Santander held 888,246 shares of Iris Energy worth $40.6M as of Q2 2026.
Banco Santander bought 287,946 Iris Energy shares in Q2 2026, an estimated $15M.
Iris Energy made up 0.25% of Banco Santander's portfolio in Q2 2026, its #62 holding.
Banco Santander first reported a position in Iris Energy in Q4 2025 and has held it in 3 quarters since.
676 funds tracked by Wall St. Rank held Iris Energy as of Q2 2026.

Based on Banco Santander's 13F filing for Q2 2026, filed 29 Jul 2026.