Key management personnel disclosures (Tables)

12 Months Ended

Jun. 30, 2023

Key Management Personnel Disclosures [Abstract]

Directors and Key Management Personnel

The following persons were Directors of Iris Energy Limited at any time during the year, up to the date of this report:

Individual	Position	Date of Commencement	Date ceased to be KMP
Daniel Roberts	Executive Director and Co-CEO	6 November 2018	-
William Roberts	Executive Director and Co-CEO	6 November 2018	-
David Batholomew	Non-Executive Director	24 September 2021	-
Christopher Guzowski	Non-Executive Director	19 December 2019	-
Michael Alfred	Non-Executive Director	21 October 2021	-
Sunita Parasuraman	Non-Executive Director	18 July 2023	-

The following persons were considered to be KMP of Iris Energy Limited at any time during the year:

Individual	Position	Date of Commencement	Date ceased to be KMP
Lindsay Ward	President	18 October 2021	30 June 2023
David Shaw	Chief Operating Officer	22 October 2021	-
Belinda Nucifora	Chief Financial Officer	16 May 2022	-
Cesilia Kim	Chief Legal Officer	1 January 2023	-

Compensation made to Directors and Key Management Personnel

The aggregate compensation made to Directors and other members of key management personnel of the Group is set out below:

	Consolidated
	Year ended 30 June 2023		Year ended 30 June 2022
	US$		US$
Short-term employee benefits		7,967,322		1,610,088
Post-employment benefits		66,830		81,550
Share-based payments		13,905,489		13,314,679
		21,939,641		15,006,317

Summary of Movement in Options and RSUs Outstanding Issued to Directors and Other Members of KMP

The following table summarizes the movement in options and RSUs outstanding issued to Directors and other members of KMP:

	Number of options/RSUs			Weighted average exercise price		Number of options/RSUs			Weighted average exercise price
	30 June 2023			30 June 2023		30 June 2022			30 June 2022
Outstanding as at 1 July		6,973,516		$	53.16		2,136,171		$	4.10
Granted during the year		3,070,379		$	2.97		5,014,834		$	72.46
Forfeited during the year		(31,671	)	$	36.45		(177,489	)	$	7.90
Exercised during the year		(4,000	)		-		-			-
Outstanding at the end of the financial year		10,008,224		$	37.84		6,973,516		$	53.16
Exercisable at the end of the financial year		2,017,021		$	3.87		2,035,278		$	3.95