The index is maintained by Standard & Poor's and is considered the benchmark for Australian equity performance.
It is based on the 200 largest ASX listed stocks, which together account for about 82% (as of March 2017) of Australia's share market capitalisation.
The ASX 200 webpage offers a Share market game as an educational tool with $50,000.00 AUD virtual cash.
For example, if a company increases its market capitalisation by issuing new shares, the Divisor is adjusted so that the ASX 200 index value does not change.
[15] As of 27 February 2022[update], the constituent stocks of the ASX 200 in alphabetical order by symbol are[16]