Operating guidance increased from 3.7 EH/s to 4.3 EH/s in 2022

Mackenzie development activities progressing ahead of schedule

SYDNEY, Australia, July 07, 2022 (GLOBE NEWSWIRE) — Iris Energy Limited (NASDAQ: IREN) (‘Iris Energy’ or ‘the Company’), a leading
sustainable Bitcoin miner which is building an institutional-grade infrastructure platform (4.3 EH/s expected to be operational by the end of Q4 2022), today published a monthly investor update for
June 2022, containing its results from operations as well as construction and development updates.

Categories: World