What are the top 20 ASX shares?

Written by Editorial Team | Last Updated: August 2026

The Australian Securities Exchange (ASX) features large-cap corporations that dominate domestic market capitalization, liquidity, and benchmark index weightings. Prominent top-tier shares frequently comprising the upper echelon include the major banking institutions—Commonwealth Bank of Australia, National Australia Bank, Westpac Banking Corporation, and Australia and New Zealand Banking Group—alongside global mining and resource giants like BHP Group, Rio Tinto, and Fortescue. Additional premier equities span diversified healthcare leaders like CSL Limited, major telecommunications providers like Telstra, supermarket and retail conglomerates, and key energy infrastructure enterprises that shape institutional portfolios.

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