The S&P/ASX 20 index is a stock market index of stocks listed on the Australian Securities Exchange from Standard & Poor's. While the "ASX 20" often simply refers to the 20 largest companies by market capitalisation, the S&P/ASX 20 Index is calculated by using the S&P Dow Jones Indices market capitalization weighted and float-adjusted methodologies.^[1][2] All 20 companies also feature in the S&P/ASX 50.

The S&P/ASX20 companies are headquartered in four Australian cities with nine headquartered in Melbourne, six headquartered in Sydney, four headquartered in Perth and one headquartered in Adelaide. There are no ASX20 companies headquartered in Australia's third largest city of Brisbane.

Constituent companies

As of May 2022, the constituent stocks of the ASX 20 in alphabetical order by symbol are:^[3][4][5][6]

Symbol	Company	GICS sector		Headquarters
		Code	Name
ALL	Aristocrat Leisure	25	Consumer Discretionary	Sydney
ANZ	ANZ Bank	40	Financials	Melbourne
BHP	BHP	15	Materials	Melbourne / London
CBA	Commonwealth Bank	40	Financials	Sydney
COL	Coles Group	30	Consumer Staples	Melbourne
CSL	CSL	35	Health Care	Melbourne
FMG	Fortescue Metals Group	15	Materials	Perth
GMG	Goodman Group	60	Real Estate	Sydney
MQG	Macquarie Group	40	Financials	Sydney
NAB	National Australia Bank	40	Financials	Melbourne
NCM	Newcrest Mining	15	Materials	Melbourne
RIO	Rio Tinto	15	Materials	Melbourne / London
S32	South32	15	Materials	Perth
STO	Santos Limited	10	Energy	Adelaide
TCL	Transurban	20	Industrials	Melbourne
TLS	Telstra	50	Telecommunication Services	Melbourne
WBC	Westpac	40	Financials	Sydney
WDS	Woodside Energy	10	Energy	Perth
WES	Wesfarmers	30	Consumer Staples	Perth
WOW	Woolworths	30	Consumer Staples	Sydney

See also

• S&P/ASX 50
• S&P/ASX 200
• S&P/ASX 300
• All Ordinaries

References